Copy modules for event prototype

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@705212 13f79535-47bb-0310-9956-ffa450edef68

40 files changed, 3504 insertions, 0 deletions

diff --git a/sandbox/event/modules/databinding-sdo/LICENSE b/sandbox/event/modules/databinding-sdo/LICENSE
new file mode 100644
index 0000000000..8aa906c321
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/LICENSE
@@ -0,0 +1,205 @@
+
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+      meet the following conditions:
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+      (a) You must give any other recipients of the Work or
+          Derivative Works a copy of this License; and
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+      (b) You must cause any modified files to carry prominent notices
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+      any Contribution intentionally submitted for inclusion in the Work
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+      the terms of any separate license agreement you may have executed
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diff --git a/sandbox/event/modules/databinding-sdo/NOTICE b/sandbox/event/modules/databinding-sdo/NOTICE
new file mode 100644
index 0000000000..fdfa0e9faa
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/NOTICE
@@ -0,0 +1,6 @@
+${pom.name}
+Copyright (c) 2005 - 2008 The Apache Software Foundation
+
+This product includes software developed by
+The Apache Software Foundation (http://www.apache.org/).
+
diff --git a/sandbox/event/modules/databinding-sdo/pom.xml b/sandbox/event/modules/databinding-sdo/pom.xml
new file mode 100644
index 0000000000..14e353699c
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/pom.xml
@@ -0,0 +1,133 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+    * Licensed to the Apache Software Foundation (ASF) under one
+    * or more contributor license agreements.  See the NOTICE file
+    * distributed with this work for additional information
+    * regarding copyright ownership.  The ASF licenses this file
+    * to you under the Apache License, Version 2.0 (the
+    * "License"); you may not use this file except in compliance
+    * with the License.  You may obtain a copy of the License at
+    * 
+    *   http://www.apache.org/licenses/LICENSE-2.0
+    * 
+    * Unless required by applicable law or agreed to in writing,
+    * software distributed under the License is distributed on an
+    * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+    * KIND, either express or implied.  See the License for the
+    * specific language governing permissions and limitations
+    * under the License.    
+-->
+<project>
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>org.apache.tuscany.sca</groupId>
+        <artifactId>tuscany-modules</artifactId>
+        <version>1.4-SNAPSHOT</version>
+        <relativePath>../pom.xml</relativePath>
+    </parent>
+    <artifactId>tuscany-databinding-sdo</artifactId>
+    <name>Apache Tuscany SCA Data Binding for SDO</name>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.apache.tuscany.sca</groupId>
+            <artifactId>tuscany-core-spi</artifactId>
+            <version>1.4-SNAPSHOT</version>
+        </dependency>    
+        <dependency>
+            <groupId>org.apache.tuscany.sca</groupId>
+            <artifactId>tuscany-databinding</artifactId>
+            <version>1.4-SNAPSHOT</version>
+        </dependency>
+        <!-- FIXME: We might want to create a separate module to host the processor -->
+        <dependency>
+            <groupId>org.apache.tuscany.sca</groupId>
+            <artifactId>tuscany-implementation-java-xml</artifactId>
+            <version>1.4-SNAPSHOT</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.tuscany.sdo</groupId>
+            <artifactId>tuscany-sdo-lib</artifactId>
+            <version>1.1.1</version>
+        </dependency>                    
+        <dependency>
+            <groupId>org.apache.tuscany.sdo</groupId>
+            <artifactId>tuscany-sdo-impl</artifactId>
+            <version>1.1.1</version>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.codehaus.mojo</groupId>
+                <artifactId>build-helper-maven-plugin</artifactId>
+                <version>1.0</version>
+                <executions>
+                    <execution>
+                        <id>add-test-source</id>
+                        <phase>generate-sources</phase>
+                        <goals>
+                            <goal>add-test-source</goal>
+                        </goals>
+                        <configuration>
+                            <sources>
+                                <source>target/sdo-source</source>
+                            </sources>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>        
+            <plugin>
+                <groupId>org.apache.tuscany.sdo</groupId>
+                <artifactId>tuscany-sdo-plugin</artifactId>
+                <version>1.1.1</version>
+                <executions>
+                    <execution>
+                        <id>generate-po-sdo</id>
+                        <phase>generate-sources</phase>
+                        <configuration>
+                            <schemaFile>${basedir}/src/test/resources/ipo.xsd</schemaFile>
+                            <javaPackage>com.example.ipo.sdo</javaPackage>
+                            <noNotification>true</noNotification>
+                            <noContainer>true</noContainer>
+                            <noUnsettable>true</noUnsettable>
+                        </configuration>
+                        <goals>
+                            <goal>generate</goal>
+                        </goals>
+                    </execution>
+                    <execution>
+                        <id>generate-stock-sdo</id>
+                        <phase>generate-sources</phase>
+                        <configuration>
+                            <schemaFile>${basedir}/src/test/resources/stock.xsd</schemaFile>
+                            <javaPackage>com.example.stock.sdo</javaPackage>
+                            <prefix>Stock</prefix>
+                            <noNotification>true</noNotification>
+                            <noContainer>true</noContainer>
+                            <noUnsettable>true</noUnsettable>
+                        </configuration>
+                        <goals>
+                            <goal>generate</goal>
+                        </goals>
+                    </execution>                    
+                </executions>
+            </plugin>
+
+            <plugin>
+                <groupId>org.apache.felix</groupId>
+                <artifactId>maven-bundle-plugin</artifactId>
+
+                <configuration>
+                    <instructions>
+                        <Bundle-Version>${tuscany.version}</Bundle-Version>
+                        <Bundle-SymbolicName>org.apache.tuscany.sca.databinding.sdo</Bundle-SymbolicName>
+                        <Bundle-Description>${pom.name}</Bundle-Description>
+                        <Export-Package>org.apache.tuscany.sca.databinding.sdo*</Export-Package>
+                    </instructions>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>
diff --git a/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/DataObject2Node.java b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/DataObject2Node.java
new file mode 100644
index 0000000000..503e54e530
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/DataObject2Node.java
@@ -0,0 +1,73 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.tuscany.sca.databinding.sdo;
+
+import javax.xml.namespace.QName;
+import javax.xml.transform.dom.DOMResult;
+
+import org.apache.tuscany.sca.databinding.PullTransformer;
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sca.databinding.TransformationException;
+import org.apache.tuscany.sca.databinding.impl.BaseTransformer;
+import org.apache.tuscany.sca.databinding.impl.DOMHelper;
+import org.w3c.dom.Document;
+import org.w3c.dom.Node;
+
+import commonj.sdo.DataObject;
+import commonj.sdo.helper.HelperContext;
+import commonj.sdo.helper.XMLDocument;
+import commonj.sdo.helper.XMLHelper;
+
+public class DataObject2Node extends BaseTransformer<DataObject, Node> implements
+    PullTransformer<DataObject, Node> {
+
+    public Node transform(DataObject source, TransformationContext context) {
+        if (source == null) {
+            return null;
+        }
+        try {
+            HelperContext helperContext = SDOContextHelper.getHelperContext(context, true);
+            XMLHelper xmlHelper = helperContext.getXMLHelper();
+            QName elementName = SDOContextHelper.getElement(context);
+            Document doc = DOMHelper.newDocument();
+            DOMResult result = new DOMResult(doc);
+            XMLDocument xmlDoc = xmlHelper.createDocument(source, elementName.getNamespaceURI(), elementName.getLocalPart());
+            xmlHelper.save(xmlDoc, result, null);
+            return doc.getDocumentElement();
+        } catch (Exception e) {
+            throw new TransformationException(e);
+        }
+    }
+
+    @Override
+    protected Class<DataObject> getSourceType() {
+        return DataObject.class;
+    }
+
+    @Override
+    protected Class<Node> getTargetType() {
+        return Node.class;
+    }
+
+    @Override
+    public int getWeight() {
+        return 40;
+    }
+
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/DataObject2String.java b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/DataObject2String.java
new file mode 100644
index 0000000000..8ce8eae587
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/DataObject2String.java
@@ -0,0 +1,64 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.tuscany.sca.databinding.sdo;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.sca.databinding.PullTransformer;
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sca.databinding.TransformationException;
+import org.apache.tuscany.sca.databinding.impl.BaseTransformer;
+
+import commonj.sdo.DataObject;
+import commonj.sdo.helper.HelperContext;
+import commonj.sdo.helper.XMLHelper;
+
+public class DataObject2String extends BaseTransformer<DataObject, String> implements
+    PullTransformer<DataObject, String> {
+
+    public String transform(DataObject source, TransformationContext context) {
+        if (source == null) {
+            return null;
+        }            
+        try {
+            HelperContext helperContext = SDOContextHelper.getHelperContext(context, true);
+            XMLHelper xmlHelper = helperContext.getXMLHelper();
+            QName elementName = SDOContextHelper.getElement(context);
+            return xmlHelper.save(source, elementName.getNamespaceURI(), elementName.getLocalPart());
+        } catch (Exception e) {
+            throw new TransformationException(e);
+        }
+    }
+
+    @Override
+    protected Class<DataObject> getSourceType() {
+        return DataObject.class;
+    }
+
+    @Override
+    protected Class<String> getTargetType() {
+        return String.class;
+    }
+
+    @Override
+    public int getWeight() {
+        return 40;
+    }
+
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/DataObject2XMLStreamReader.java b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/DataObject2XMLStreamReader.java
new file mode 100644
index 0000000000..116ac4c553
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/DataObject2XMLStreamReader.java
@@ -0,0 +1,82 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.tuscany.sca.databinding.sdo;
+
+import java.security.AccessController;
+import java.security.PrivilegedAction;
+
+import javax.xml.namespace.QName;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+
+import org.apache.tuscany.sca.databinding.PullTransformer;
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sca.databinding.TransformationException;
+import org.apache.tuscany.sca.databinding.impl.BaseTransformer;
+import org.apache.tuscany.sdo.api.SDOUtil;
+import org.apache.tuscany.sdo.api.XMLStreamHelper;
+
+import commonj.sdo.DataObject;
+import commonj.sdo.helper.HelperContext;
+import commonj.sdo.helper.XMLDocument;
+import commonj.sdo.helper.XMLHelper;
+
+public class DataObject2XMLStreamReader extends BaseTransformer<DataObject, XMLStreamReader> implements
+        PullTransformer<DataObject, XMLStreamReader> {
+
+    public XMLStreamReader transform(final DataObject source, TransformationContext context) {
+        if (source == null) {
+            return null;
+        }            
+        try {
+            HelperContext helperContext = SDOContextHelper.getHelperContext(context, true);
+            XMLStreamHelper streamHelper = SDOUtil.createXMLStreamHelper(helperContext);
+            final QName elementName = SDOContextHelper.getElement(context);
+            final XMLHelper xmlHelper = helperContext.getXMLHelper();
+            // Allow privileged access to read properties. REquires java.util.PropertyPermission
+            // XML.load.form.lax read in security policy.
+            XMLDocument document = AccessController.doPrivileged(new PrivilegedAction<XMLDocument>() {
+                public XMLDocument run() {
+                    return xmlHelper.createDocument(source, elementName.getNamespaceURI(), elementName.getLocalPart());
+                }
+            });
+                    
+            return streamHelper.createXMLStreamReader(document);
+        } catch (XMLStreamException e) {
+            // TODO: Add context to the exception
+            throw new TransformationException(e);
+        }
+    }
+
+    @Override
+    protected Class<DataObject> getSourceType() {
+        return DataObject.class;
+    }
+
+    @Override
+    protected Class<XMLStreamReader> getTargetType() {
+        return XMLStreamReader.class;
+    }
+
+    @Override
+    public int getWeight() {
+        return 10;
+    }
+
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/ImportSDO.java b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/ImportSDO.java
new file mode 100644
index 0000000000..30a3e1c3a9
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/ImportSDO.java
@@ -0,0 +1,78 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+
+package org.apache.tuscany.sca.databinding.sdo;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.sca.assembly.impl.BaseImpl;
+
+import commonj.sdo.helper.HelperContext;
+
+/**
+ * The model object for import.sdo
+ * 
+ * @version $Rev$ $Date$
+ */
+public class ImportSDO extends BaseImpl {
+    public static final QName IMPORT_SDO =
+        new QName("http://tuscany.apache.org/xmlns/sca/databinding/sdo/1.0", "import.sdo");
+
+    private HelperContext helperContext;
+    private String factoryClassName;
+    private String schemaLocation;
+
+    public ImportSDO(HelperContext helperContext) {
+        super();
+        this.helperContext = helperContext;
+        setUnresolved(true);
+    }
+
+    public HelperContext getHelperContext() {
+        return helperContext;
+    }
+
+    /**
+     * @return the factoryClassName
+     */
+    public String getFactoryClassName() {
+        return factoryClassName;
+    }
+
+    /**
+     * @param factoryClassName the factoryClassName to set
+     */
+    public void setFactoryClassName(String factoryClassName) {
+        this.factoryClassName = factoryClassName;
+    }
+
+    /**
+     * @return the schemaLocation
+     */
+    public String getSchemaLocation() {
+        return schemaLocation;
+    }
+
+    /**
+     * @param schemaLocation the schemaLocation to set
+     */
+    public void setSchemaLocation(String schemaLocation) {
+        this.schemaLocation = schemaLocation;
+    }
+}
\ No newline at end of file
diff --git a/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/ImportSDOProcessor.java b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/ImportSDOProcessor.java
new file mode 100644
index 0000000000..115af19042
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/ImportSDOProcessor.java
@@ -0,0 +1,212 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.tuscany.sca.databinding.sdo;
+
+import static javax.xml.stream.XMLStreamConstants.END_ELEMENT;
+import static org.apache.tuscany.sca.databinding.sdo.ImportSDO.IMPORT_SDO;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+import java.net.URL;
+import java.net.URLConnection;
+
+import javax.xml.namespace.QName;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+import javax.xml.stream.XMLStreamWriter;
+
+import org.apache.tuscany.sca.assembly.builder.impl.ProblemImpl;
+import org.apache.tuscany.sca.contribution.Artifact;
+import org.apache.tuscany.sca.contribution.ContributionFactory;
+import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.resolver.ClassReference;
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+import org.apache.tuscany.sca.contribution.service.ContributionReadException;
+import org.apache.tuscany.sca.contribution.service.ContributionResolveException;
+import org.apache.tuscany.sca.contribution.service.ContributionWriteException;
+import org.apache.tuscany.sca.monitor.Monitor;
+import org.apache.tuscany.sca.monitor.Problem;
+import org.apache.tuscany.sca.monitor.Problem.Severity;
+
+import commonj.sdo.helper.HelperContext;
+import commonj.sdo.helper.XSDHelper;
+
+/**
+ * Loader that handles &lt;import.sdo&gt; elements.
+ * 
+ * @version $Rev$ $Date$
+ * @deprecated
+ */
+@Deprecated
+public class ImportSDOProcessor implements StAXArtifactProcessor<ImportSDO> {
+    
+    private ContributionFactory contributionFactory;
+    private Monitor monitor;
+
+    public ImportSDOProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) {
+        this.contributionFactory = modelFactories.getFactory(ContributionFactory.class);
+        this.monitor = monitor;
+    }
+    
+    /**
+     * Report a error.
+     * 
+     * @param problems
+     * @param message
+     * @param model
+     */
+    private void error(String message, Object model, Object... messageParameters) {
+		 if (monitor != null) {
+		    Problem problem = new ProblemImpl(this.getClass().getName(), "databinding-sdo-validation-messages", Severity.ERROR, model, message, (Object[])messageParameters);
+		    monitor.problem(problem);
+		 }
+    }
+     
+     /**
+      * Report a exception.
+      * 
+      * @param problems
+      * @param message
+      * @param model
+      */
+    private void error(String message, Object model, Exception ex) {
+     	 if (monitor != null) {
+     		 Problem problem = new ProblemImpl(this.getClass().getName(), "databinding-sdo-validation-messages", Severity.ERROR, model, message, ex);
+     	     monitor.problem(problem);
+     	 }        
+    }
+
+    public QName getXMLType() {
+        return IMPORT_SDO;
+    }
+
+    public ImportSDO read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException {
+        assert IMPORT_SDO.equals(reader.getName());
+
+        // FIXME: How do we associate the application HelperContext with the one
+        // imported by the composite
+        ImportSDO importSDO = new ImportSDO(SDOContextHelper.getDefaultHelperContext());
+        String factoryName = reader.getAttributeValue(null, "factory");
+        if (factoryName != null) {
+            importSDO.setFactoryClassName(factoryName);
+        }
+        String location = reader.getAttributeValue(null, "location");
+        if (location != null) {
+            importSDO.setSchemaLocation(location);
+        }
+
+        // Skip to end element
+        while (reader.hasNext()) {
+            if (reader.next() == END_ELEMENT && ImportSDO.IMPORT_SDO.equals(reader.getName())) {
+                break;
+            }
+        }
+        return importSDO;
+    }
+
+    private void importFactory(ImportSDO importSDO, ModelResolver resolver) throws ContributionResolveException {
+        String factoryName = importSDO.getFactoryClassName();
+        if (factoryName != null) {
+            ClassReference reference = new ClassReference(factoryName);
+            ClassReference resolved = resolver.resolveModel(ClassReference.class, reference);
+            if (resolved != null && !resolved.isUnresolved()) {
+            	try {
+                    Class<?> factoryClass = resolved.getJavaClass();
+                    register(factoryClass, importSDO.getHelperContext());
+                    importSDO.setUnresolved(false);
+                } catch (Exception e) {
+                	ContributionResolveException ce = new ContributionResolveException(e);
+                	error("ContributionResolveException", resolver, ce);
+                    //throw ce;
+                }                
+            } else {
+            	error("FailToResolveClass", resolver, factoryName);
+                //ContributionResolveException loaderException =
+                    //new ContributionResolveException("Fail to resolve class: " + factoryName);
+                //throw loaderException;
+            }            
+        }
+    }
+
+    private static void register(Class factoryClass, HelperContext helperContext) throws Exception {
+        Field field = factoryClass.getField("INSTANCE");
+        Object factory = field.get(null);
+        Method method = factory.getClass().getMethod("register", new Class[] {HelperContext.class});
+        method.invoke(factory, new Object[] {helperContext});
+
+        //        HelperContext defaultContext = HelperProvider.getDefaultContext();
+        //        method.invoke(factory, new Object[] {defaultContext});
+    }
+
+    private void importWSDL(ImportSDO importSDO, ModelResolver resolver) throws ContributionResolveException {
+        String location = importSDO.getSchemaLocation();
+        if (location != null) {
+            try {
+                Artifact artifact = contributionFactory.createArtifact();
+                artifact.setURI(location);
+                artifact = resolver.resolveModel(Artifact.class, artifact);
+                if (artifact.getLocation() != null) {
+                	String wsdlURL = artifact.getLocation();
+                    URLConnection connection = new URL(wsdlURL).openConnection();
+                    connection.setUseCaches(false);
+                    InputStream xsdInputStream = connection.getInputStream();
+                    try {
+                        XSDHelper xsdHelper = importSDO.getHelperContext().getXSDHelper();
+                        xsdHelper.define(xsdInputStream, wsdlURL);
+                    } finally {
+                        xsdInputStream.close();
+                    }
+                    importSDO.setUnresolved(false);
+                } else {
+                   	error("FailToResolveLocation", resolver, location);
+                    //ContributionResolveException loaderException = new ContributionResolveException("Fail to resolve location: " + location);
+                    //throw loaderException;
+                }                
+            } catch (IOException e) {
+            	ContributionResolveException ce = new ContributionResolveException(e);
+            	error("ContributionResolveException", resolver, ce);
+                //throw ce;
+            }            
+        }
+    }
+
+    public QName getArtifactType() {
+        return ImportSDO.IMPORT_SDO;
+    }
+
+    public void write(ImportSDO model, XMLStreamWriter outputSource) throws ContributionWriteException {
+        // Not implemented as <import.sdo> is deprecated
+    }
+
+    public Class<ImportSDO> getModelType() {
+        return ImportSDO.class;
+    }
+
+    public void resolve(ImportSDO importSDO, ModelResolver resolver) throws ContributionResolveException {
+        importFactory(importSDO, resolver);
+        importWSDL(importSDO, resolver);
+        if (!importSDO.isUnresolved()) {
+            resolver.addModel(importSDO);
+        }
+    }
+
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/Node2DataObject.java b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/Node2DataObject.java
new file mode 100644
index 0000000000..4a05492dd8
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/Node2DataObject.java
@@ -0,0 +1,69 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.tuscany.sca.databinding.sdo;
+
+import javax.xml.transform.dom.DOMSource;
+
+import org.apache.tuscany.sca.databinding.PullTransformer;
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sca.databinding.TransformationException;
+import org.apache.tuscany.sca.databinding.impl.BaseTransformer;
+import org.apache.tuscany.sca.databinding.impl.DOMHelper;
+import org.w3c.dom.Document;
+import org.w3c.dom.Node;
+
+import commonj.sdo.DataObject;
+import commonj.sdo.helper.HelperContext;
+import commonj.sdo.helper.XMLDocument;
+import commonj.sdo.helper.XMLHelper;
+
+public class Node2DataObject extends BaseTransformer<Node, DataObject> implements PullTransformer<Node, DataObject> {
+
+    public DataObject transform(Node source, TransformationContext context) {
+        if (source == null) {
+            return null;
+        }
+        try {
+            HelperContext helperContext = SDOContextHelper.getHelperContext(context, false);
+            XMLHelper xmlHelper = helperContext.getXMLHelper();
+            Document doc = DOMHelper.promote(source);
+            DOMSource domSource = new DOMSource(doc);
+            XMLDocument xmlDoc = xmlHelper.load(domSource, doc.getDocumentURI(), null);
+            return xmlDoc.getRootObject();
+        } catch (Exception e) {
+            throw new TransformationException(e);
+        }
+    }
+
+    @Override
+    protected Class<Node> getSourceType() {
+        return Node.class;
+    }
+
+    @Override
+    protected Class<DataObject> getTargetType() {
+        return DataObject.class;
+    }
+
+    @Override
+    public int getWeight() {
+        return 40;
+    }
+
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOContextHelper.java b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOContextHelper.java
new file mode 100644
index 0000000000..695722be18
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOContextHelper.java
@@ -0,0 +1,208 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+
+package org.apache.tuscany.sca.databinding.sdo;
+
+import java.lang.reflect.Method;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Set;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sca.databinding.TransformationException;
+import org.apache.tuscany.sca.databinding.util.DataTypeHelper;
+import org.apache.tuscany.sca.databinding.util.LRUCache;
+import org.apache.tuscany.sca.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.interfacedef.util.XMLType;
+import org.apache.tuscany.sdo.api.SDOUtil;
+
+import commonj.sdo.DataObject;
+import commonj.sdo.Type;
+import commonj.sdo.helper.HelperContext;
+import commonj.sdo.helper.TypeHelper;
+import commonj.sdo.impl.HelperProvider;
+
+/**
+ * Helper class to get TypeHelper from the context
+ *
+ * @version $Rev$ $Date$
+ */
+public final class SDOContextHelper {
+    private static final LRUCache<Object, HelperContext> cache = new LRUCache<Object, HelperContext>(1024);
+
+    private SDOContextHelper() {
+    }
+
+    public static HelperContext getHelperContext(TransformationContext context, boolean source) {
+        if (context == null) {
+            return getDefaultHelperContext();
+        }
+
+        HelperContext helperContext = null;
+        Operation op = source ? context.getSourceOperation() : context.getTargetOperation();
+        if (op == null) {
+            DataType<?> dt = source ? context.getSourceDataType() : context.getTargetDataType();
+
+            helperContext = dt.getMetaData(HelperContext.class);
+            if (helperContext != null) {
+                return helperContext;
+            }
+            helperContext = SDOUtil.createHelperContext();
+            boolean found = register(helperContext, dt);
+            if (!found) {
+                helperContext = getDefaultHelperContext();
+            }
+            dt.setMetaData(HelperContext.class, helperContext);
+            return helperContext;
+        } else {
+            return getHelperContext(op);
+        }
+
+    }
+
+    public static HelperContext getHelperContext(Operation op) {
+        if (op == null) {
+            return getDefaultHelperContext();
+        }
+
+        HelperContext helperContext = op.getInputType().getMetaData(HelperContext.class);
+
+        if (helperContext != null) {
+            return helperContext;
+        }
+
+        // Use the default HelperContext until a type is registered later on
+        helperContext = getDefaultHelperContext();
+
+        /*
+        List<DataType> dataTypes = DataTypeHelper.getDataTypes(op, false);
+        boolean found = false;
+        for (DataType d : dataTypes) {
+            if (register(helperContext, d)) {
+                found = true;
+            }
+        }
+        if (!found) {
+            helperContext = getDefaultHelperContext();
+        }
+        */
+        op.getInputType().setMetaData(HelperContext.class, helperContext);
+        return helperContext;
+    }
+
+    /**
+     * @param helperContext
+     * @param dataType
+     * @return
+     */
+    private static boolean register(HelperContext helperContext, DataType dataType) {
+        if (dataType == null) {
+            return false;
+        }
+        Set<Class<?>> classes = DataTypeHelper.findClasses(dataType);
+        boolean found = false;
+        for (Class<?> cls : classes) {
+            found = register(helperContext, dataType.getPhysical()) || found;
+        }
+        return found;
+    }
+
+    /**
+     * FIXME: [rfeng] This is a hack to get the factory out a SDO class
+     * @param helperContext
+     * @param javaType
+     */
+
+    public static boolean register(HelperContext helperContext, Class javaType) {
+        if (javaType == null || DataObject.class == javaType) {
+            return false;
+        }
+        try {
+            Type type = helperContext.getTypeHelper().getType(javaType);
+            if (type != null && (!type.isDataType())) {
+                Method method = type.getClass().getMethod("getEPackage");
+                Object factory = method.invoke(type, new Object[] {});
+                method = factory.getClass().getMethod("register", HelperContext.class);
+                method.invoke(factory, new Object[] {helperContext});
+                return true;
+            }
+            return false;
+        } catch (Exception e) {
+            throw new TransformationException(e);
+        }
+    }
+
+    public static HelperContext getDefaultHelperContext() {
+        // SDOUtil.createHelperContext();
+        return HelperProvider.getDefaultContext();
+    }
+
+    public static QName getElement(TransformationContext context) {
+        if (context == null) {
+            return SDODataBinding.ROOT_ELEMENT;
+        }
+        DataType<?> dataType = context.getTargetDataType();
+        Object logical = dataType.getLogical();
+        QName elementName = null;
+        if (logical instanceof XMLType) {
+            XMLType xmlType = (XMLType)logical;
+            QName element = xmlType.getElementName();
+            if (element != null) {
+                elementName = element;
+            }
+        }
+        if (elementName == null) {
+            // Try source type
+            dataType = context.getSourceDataType();
+            logical = dataType.getLogical();
+            if (logical instanceof XMLType) {
+                XMLType xmlType = (XMLType)logical;
+                QName element = xmlType.getElementName();
+                if (element != null) {
+                    elementName = element;
+                }
+            }
+        }
+        if (elementName != null) {
+            return elementName;
+        } else {
+            return SDODataBinding.ROOT_ELEMENT;
+        }
+    }
+
+    public static String generateSchema(HelperContext context, Class<?>[] classes) {
+        TypeHelper typeHelper = context.getTypeHelper();
+        List<Type> types = new ArrayList<Type>();
+        for (Class<?> cls : classes) {
+            Type type = typeHelper.getType(cls);
+            if (type != null) {
+                types.add(type);
+            }
+        }
+        return generateSchema(context, types);
+    }
+
+    public static String generateSchema(HelperContext context, List<Type> types) {
+        // FIXME: SDO throws IllegalArgumentException for types generated from existing XSDs
+        return context.getXSDHelper().generate(types);
+    }
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDODataBinding.java b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDODataBinding.java
new file mode 100644
index 0000000000..0b58be9e41
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDODataBinding.java
@@ -0,0 +1,146 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+
+package org.apache.tuscany.sca.databinding.sdo;
+
+import java.security.AccessController;
+import java.security.PrivilegedAction;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.sca.databinding.WrapperHandler;
+import org.apache.tuscany.sca.databinding.XMLTypeHelper;
+import org.apache.tuscany.sca.databinding.impl.BaseDataBinding;
+import org.apache.tuscany.sca.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.interfacedef.util.XMLType;
+import org.apache.tuscany.sdo.api.SDOUtil;
+
+import commonj.sdo.DataObject;
+import commonj.sdo.Type;
+import commonj.sdo.helper.CopyHelper;
+import commonj.sdo.helper.HelperContext;
+import commonj.sdo.helper.XMLDocument;
+
+/**
+ * SDO Databinding
+ * 
+ * @version $Rev$ $Date$
+ */
+public class SDODataBinding extends BaseDataBinding {
+    public static final String NAME = DataObject.class.getName();
+
+    public static final String ROOT_NAMESPACE = "commonj.sdo";
+    public static final QName ROOT_ELEMENT = new QName(ROOT_NAMESPACE, "dataObject");
+
+    private WrapperHandler<Object> wrapperHandler;
+    private XMLTypeHelper xmlTypeHelper;
+
+    public SDODataBinding() {
+        super(NAME, DataObject.class);
+        wrapperHandler = new SDOWrapperHandler();
+        xmlTypeHelper = new SDOTypeHelper();
+    }
+
+    @Override
+    public boolean introspect(DataType dataType, final Operation operation) {
+        final Class javaType = dataType.getPhysical();
+        // Allow privileged access to read system properties. Requires PropertyPermission
+        // java.specification.version read in security policy.
+        final HelperContext context = AccessController.doPrivileged(new PrivilegedAction<HelperContext>() {
+            public HelperContext run() {
+                return SDOContextHelper.getHelperContext(operation);
+            }
+        });
+
+        Type type = context.getTypeHelper().getType(javaType);
+        if (type == null) {
+            // FIXME: Need a better to test dynamic SDO
+            if (DataObject.class.isAssignableFrom(javaType)) {
+                // Dynamic SDO
+                dataType.setDataBinding(getName());
+                if (dataType.getLogical() == null) {
+                    dataType.setLogical(XMLType.UNKNOWN);
+                }
+                return true;
+            }
+            return false;
+        } 
+        if (type.isDataType()) {
+            // FIXME: Ignore simple types?
+            return false;
+        }
+
+        // Found a SDO type, replace the default context with a private one
+        AccessController.doPrivileged(new PrivilegedAction<Object>() {
+            public Object run() {
+                if (context == SDOContextHelper.getDefaultHelperContext()) {
+                    HelperContext newContext = SDOUtil.createHelperContext();
+                    SDOContextHelper.register(newContext, javaType);
+                    if (operation != null) {
+                        operation.getInputType().setMetaData(HelperContext.class, newContext);
+                    }
+                }
+                return null;
+            }
+        });
+
+        String namespace = type.getURI();
+        String name = context.getXSDHelper().getLocalName(type);
+        QName xmlType = new QName(namespace, name);
+        dataType.setDataBinding(getName());
+        QName elementName = null;
+        Object logical = dataType.getLogical();
+        if (logical instanceof XMLType) {
+            elementName = ((XMLType)logical).getElementName();
+        }
+        dataType.setLogical(new XMLType(elementName, xmlType));
+
+        return true;
+    }
+
+    @Override
+    public WrapperHandler getWrapperHandler() {
+        return wrapperHandler;
+    }
+
+    @Override
+    public XMLTypeHelper getXMLTypeHelper() {
+        // return new SDOTypeHelper();
+        return xmlTypeHelper;
+    }
+
+    @Override
+    public Object copy(Object arg, DataType dataType, Operation operation) {
+        HelperContext context = SDOContextHelper.getHelperContext(operation);
+        CopyHelper copyHelper = context.getCopyHelper();
+        if (arg instanceof XMLDocument) {
+            XMLDocument document = (XMLDocument)arg;
+            DataObject dataObject = copyHelper.copy(document.getRootObject());
+            return context.getXMLHelper().createDocument(dataObject,
+                                                         document.getRootElementURI(),
+                                                         document.getRootElementName());
+        } else if (arg instanceof DataObject) {
+            return context.getCopyHelper().copy((DataObject)arg);
+        } else {
+            return super.copy(arg, dataType, operation);
+        }
+    }
+
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOSimpleTypeMapper.java b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOSimpleTypeMapper.java
new file mode 100644
index 0000000000..c83ec53b01
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOSimpleTypeMapper.java
@@ -0,0 +1,68 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+
+package org.apache.tuscany.sca.databinding.sdo;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.sca.databinding.SimpleTypeMapper;
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sdo.api.SDOUtil;
+
+import commonj.sdo.Type;
+import commonj.sdo.helper.HelperContext;
+import commonj.sdo.helper.TypeHelper;
+
+/**
+ * SDO Java/XML mapping for simple XSD types
+ *
+ * @version $Rev$ $Date$
+ */
+public class SDOSimpleTypeMapper implements SimpleTypeMapper {
+    public static final String URI_2001_SCHEMA_XSD = "http://www.w3.org/2001/XMLSchema";
+
+    public SDOSimpleTypeMapper() {
+        super();
+    }
+
+    public Object toJavaObject(QName typeName, String value, TransformationContext context) {
+        Type type = null;
+        if (URI_2001_SCHEMA_XSD.equals(typeName.getNamespaceURI())) {
+            type = SDOUtil.getXSDSDOType(typeName.getLocalPart());
+        } else {
+            HelperContext helperContext = SDOContextHelper.getHelperContext(context, false);
+            TypeHelper typeHelper = helperContext.getTypeHelper();
+            type = typeHelper.getType(typeName.getNamespaceURI(), typeName.getLocalPart());
+        }
+        return SDOUtil.createFromString(type, value);
+    }
+
+    public String toXMLLiteral(QName typeName, Object obj, TransformationContext context) {
+        Type type = null;
+        if (URI_2001_SCHEMA_XSD.equals(typeName.getNamespaceURI())) {
+            type = SDOUtil.getXSDSDOType(typeName.getLocalPart());
+        } else {
+            HelperContext helperContext = SDOContextHelper.getHelperContext(context, true);
+            TypeHelper typeHelper = helperContext.getTypeHelper();
+            type = typeHelper.getType(typeName.getNamespaceURI(), typeName.getLocalPart());
+        }
+        return SDOUtil.convertToString(type, obj);
+    }
+
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOTypeHelper.java b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOTypeHelper.java
new file mode 100644
index 0000000000..c1978883df
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOTypeHelper.java
@@ -0,0 +1,235 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+
+package org.apache.tuscany.sca.databinding.sdo;
+
+import java.beans.Introspector;
+import java.io.StringReader;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+import org.apache.tuscany.sca.databinding.XMLTypeHelper;
+import org.apache.tuscany.sca.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.Interface;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.interfacedef.util.JavaXMLMapper;
+import org.apache.tuscany.sca.interfacedef.util.TypeInfo;
+import org.apache.tuscany.sca.interfacedef.util.WrapperInfo;
+import org.apache.tuscany.sca.interfacedef.util.XMLType;
+import org.apache.tuscany.sca.xsd.XSDFactory;
+import org.apache.tuscany.sca.xsd.XSDefinition;
+import org.osoa.sca.ServiceRuntimeException;
+import org.w3c.dom.DOMImplementation;
+import org.w3c.dom.Document;
+import org.w3c.dom.bootstrap.DOMImplementationRegistry;
+import org.w3c.dom.ls.DOMImplementationLS;
+import org.w3c.dom.ls.LSInput;
+import org.w3c.dom.ls.LSParser;
+
+import commonj.sdo.Type;
+import commonj.sdo.helper.TypeHelper;
+import commonj.sdo.helper.XSDHelper;
+
+public class SDOTypeHelper implements XMLTypeHelper {
+    private static final String SCHEMA_NS = "http://www.w3.org/2001/XMLSchema";
+
+    private TypeHelper typeHelper;
+    private XSDHelper xsdHelper;
+    // private Map<String, List<Type>> xsdTypesMap = new HashMap<String, List<Type>>();
+    // private Map<String, List<Type>> typesMap = new HashMap<String, List<Type>>();
+
+    public SDOTypeHelper() {
+        super();
+        typeHelper = SDOContextHelper.getDefaultHelperContext().getTypeHelper();
+        xsdHelper = SDOContextHelper.getDefaultHelperContext().getXSDHelper();
+    }
+
+    public TypeInfo getTypeInfo(Class javaType, Object logical) {
+        QName xmlType = JavaXMLMapper.getXMLType(javaType);
+        if (xmlType != null) {
+            return new TypeInfo(xmlType, true, null);
+        } else {
+            // introspect(javaType, xsdTypesMap, typesMap);
+            if (logical instanceof XMLType) {
+                xmlType = ((XMLType)logical).getTypeName();
+            }
+            if (xmlType == null) {
+                xmlType =
+                    new QName(JavaXMLMapper.getNamespace(javaType), Introspector.decapitalize(javaType.getSimpleName()));
+            }
+            return new TypeInfo(xmlType, false, null);
+        }
+    }
+
+    private void introspect(Class javaType, Map<String, List<Type>> xsdTypesMap, Map<String, List<Type>> typesMap) {
+        Type type = typeHelper.getType(javaType);
+        if (type == null) {
+            return;
+        }
+        if (xsdHelper.isXSD(type)) {
+            addToMap(xsdTypesMap, type);
+        } else {
+            addToMap(typesMap, type);
+        }
+    }
+
+    private void addToMap(Map<String, List<Type>> map, Type type) {
+        List<Type> types = map.get(type.getURI());
+        if (types == null) {
+            types = new ArrayList<Type>();
+            map.put(type.getURI(), types);
+        }
+        if (!types.contains(type)) {
+            types.add(type);
+        }
+    }
+
+    /*
+    public List<XSDefinition> getSchemaDefinitions(XSDFactory factory, ModelResolver resolver) {
+        List<XSDefinition> definitions = new ArrayList<XSDefinition>();
+        generateSDOSchemas(definitions, factory, typesMap);
+        addResolvedXSDs(definitions, factory, resolver, xsdTypesMap);
+        return definitions;
+    }
+    */
+
+    private void generateSDOSchemas(List<XSDefinition> definitions, XSDFactory factory, Map<String, List<Type>> map) {
+        for (Map.Entry<String, List<Type>> entry : map.entrySet()) {
+            List<Type> types = entry.getValue();
+            String ns = entry.getKey();
+            generateSchema(definitions, factory, types, ns);
+        }
+    }
+
+    private void generateSchema(List<XSDefinition> definitions, XSDFactory factory, List<Type> types, String ns) {
+        String schema = xsdHelper.generate(types);
+        DOMImplementationRegistry registry = null;
+        try {
+            registry = DOMImplementationRegistry.newInstance();
+        } catch (Exception e) {
+            throw new ServiceRuntimeException(e);
+        }
+        DOMImplementation impl = registry.getDOMImplementation("XML 3.0");
+        DOMImplementationLS ls = (DOMImplementationLS)impl.getFeature("LS", "3.0");
+        LSParser parser = ls.createLSParser(DOMImplementationLS.MODE_SYNCHRONOUS, SCHEMA_NS);
+        LSInput input = ls.createLSInput();
+        input.setCharacterStream(new StringReader(schema));
+        Document document = parser.parse(input);
+        XSDefinition definition = factory.createXSDefinition();
+        definition.setUnresolved(true);
+        definition.setDocument(document);
+        definition.setNamespace(ns);
+        definitions.add(definition);
+    }
+
+    private void addResolvedXSDs(List<XSDefinition> definitions,
+                                 XSDFactory factory,
+                                 ModelResolver resolver,
+                                 Map<String, List<Type>> map) {
+        for (Map.Entry<String, List<Type>> entry : map.entrySet()) {
+            XSDefinition definition = factory.createXSDefinition();
+            definition.setUnresolved(true);
+            definition.setNamespace(entry.getKey());
+            //FIXME: set location URI
+            XSDefinition resolved = resolver.resolveModel(XSDefinition.class, definition);
+            if (resolved.getSchema() == null) {
+                //FIXME: create a checked exception and propagate it back up to the activator
+                throw new RuntimeException("No XSD found for namespace " + entry.getKey());
+            }
+            // make sure all the required types are defined in the resolved schema
+            for (Type type : entry.getValue()) {
+                String name = xsdHelper.getLocalName(type);
+                QName typeName = null;
+                if (name.endsWith("_._type")) {
+                    // FIXME: Anonymous tyype
+                    name = name.substring(0, name.length() - "_._type".length());
+                    typeName = new QName(type.getURI(), name);
+                    if (resolved.getXmlSchemaElement(typeName) == null) {
+                        //FIXME: create a checked exception and propagate it back up to the activator
+                        throw new RuntimeException("No XSD found for " + typeName.toString());
+                    }
+                } else {
+                    typeName = new QName(type.getURI(), name);
+                    if (resolved.getXmlSchemaType(typeName) == null) {
+                        //FIXME: create a checked exception and propagate it back up to the activator
+                        throw new RuntimeException("No XSD found for " + typeName.toString());
+                    }
+                }
+
+            }
+            definitions.add(resolved);
+        }
+    }
+
+    private static List<DataType> getDataTypes(Interface intf) {
+        List<DataType> dataTypes = new ArrayList<DataType>();
+        for (Operation op : intf.getOperations()) {
+            WrapperInfo wrapper = op.getWrapper();
+            if (wrapper != null) {
+                DataType dt1 = wrapper.getInputWrapperType();
+                if (dt1 != null) {
+                    dataTypes.add(dt1);
+                }
+                DataType dt2 = wrapper.getOutputWrapperType();
+                if (dt2 != null) {
+                    dataTypes.add(dt2);
+                }
+            } else {
+                for (DataType dt1 : op.getInputType().getLogical()) {
+                    dataTypes.add(dt1);
+                }
+                DataType dt2 = op.getOutputType();
+                if (dt2 != null) {
+                    dataTypes.add(dt2);
+                }
+                for (DataType<DataType> dt3 : op.getFaultTypes()) {
+                    DataType dt4 = dt3.getLogical();
+                    if (dt4 != null) {
+                        dataTypes.add(dt4);
+                    }
+                }
+            }
+        }
+        return dataTypes;
+    }
+
+    public List<XSDefinition> getSchemaDefinitions(XSDFactory factory, ModelResolver resolver, Interface intf) {
+        return getSchemaDefinitions(factory, resolver, getDataTypes(intf));
+    }
+
+    public List<XSDefinition> getSchemaDefinitions(XSDFactory factory, ModelResolver resolver, List<DataType> dataTypes) {
+        Map<String, List<Type>> xsdTypesMap = new HashMap<String, List<Type>>();
+        Map<String, List<Type>> typesMap = new HashMap<String, List<Type>>();
+        for (DataType d : dataTypes) {
+            if (SDODataBinding.NAME.equals(d.getDataBinding())) {
+                introspect(d.getPhysical(), xsdTypesMap, typesMap);
+            }
+        }
+        List<XSDefinition> definitions = new ArrayList<XSDefinition>();
+        generateSDOSchemas(definitions, factory, typesMap);
+        addResolvedXSDs(definitions, factory, resolver, xsdTypesMap);
+        return definitions;
+    }
+
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOWrapperHandler.java b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOWrapperHandler.java
new file mode 100644
index 0000000000..8a1cd666d8
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/SDOWrapperHandler.java
@@ -0,0 +1,177 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+
+package org.apache.tuscany.sca.databinding.sdo;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.sca.databinding.WrapperHandler;
+import org.apache.tuscany.sca.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.interfacedef.impl.DataTypeImpl;
+import org.apache.tuscany.sca.interfacedef.util.ElementInfo;
+import org.apache.tuscany.sca.interfacedef.util.TypeInfo;
+import org.apache.tuscany.sca.interfacedef.util.WrapperInfo;
+import org.apache.tuscany.sca.interfacedef.util.XMLType;
+
+import commonj.sdo.DataObject;
+import commonj.sdo.Property;
+import commonj.sdo.Sequence;
+import commonj.sdo.Type;
+import commonj.sdo.helper.DataFactory;
+import commonj.sdo.helper.HelperContext;
+import commonj.sdo.helper.XMLDocument;
+import commonj.sdo.helper.XSDHelper;
+
+/**
+ * SDO Wrapper Handler
+ *
+ * @version $Rev$ $Date$
+ */
+public class SDOWrapperHandler implements WrapperHandler<Object> {
+
+    public Object create(Operation operation, boolean input) {
+        WrapperInfo wrapperInfo = operation.getWrapper();
+        ElementInfo element = input ? wrapperInfo.getInputWrapperElement() : wrapperInfo.getOutputWrapperElement();
+        // Class<?> wrapperClass = input ? wrapperInfo.getInputWrapperClass() : wrapperInfo.getOutputWrapperClass();
+        HelperContext helperContext = SDOContextHelper.getHelperContext(operation);
+        Type sdoType = getSDOType(helperContext, element);
+        if (sdoType != null) {
+            DataFactory dataFactory = helperContext.getDataFactory();
+            return dataFactory.create(sdoType);
+        }
+        return null;
+    }
+
+    public void setChildren(Object wrapper, Object[] childObjects, Operation operation, boolean input) {
+        List<ElementInfo> childElements =
+            input ? operation.getWrapper().getInputChildElements() : operation.getWrapper().getOutputChildElements();
+        for (int i = 0; i < childElements.size(); i++) {
+            setChild(wrapper, i, childElements.get(i), childObjects[i]);
+        }
+    }
+
+    /**
+     * @see org.apache.tuscany.sca.databinding.WrapperHandler#setChild(java.lang.Object, int, ElementInfo,
+     *      java.lang.Object)
+     */
+    public void setChild(Object wrapper, int i, ElementInfo childElement, Object value) {
+        DataObject wrapperDO =
+            (wrapper instanceof XMLDocument) ? ((XMLDocument)wrapper).getRootObject() : (DataObject)wrapper;
+        String name = childElement.getQName().getLocalPart();
+        if (childElement.isMany()) {
+            // FIXME: If we look up by name, we need to make sure the WrapperInfo has the correct element names
+            wrapperDO.getList(i).addAll((Collection)value);
+        } else {
+            wrapperDO.set(i, value);
+        }
+    }
+
+    @SuppressWarnings("unchecked")
+    public List getChildren(Object wrapper, Operation operation, boolean input) {
+        DataObject wrapperDO =
+            (wrapper instanceof XMLDocument) ? ((XMLDocument)wrapper).getRootObject() : (DataObject)wrapper;
+        List<Property> properties = wrapperDO.getInstanceProperties();
+        List<Object> elements = new ArrayList<Object>();
+        Type type = wrapperDO.getType();
+        if (type.isSequenced()) {
+            // Add values in the sequence
+            Sequence sequence = wrapperDO.getSequence();
+            for (int i = 0; i < sequence.size(); i++) {
+                // Skip mixed text
+                if (sequence.getProperty(i) != null) {
+                    elements.add(sequence.getValue(i));
+                }
+            }
+        } else {
+            for (Property p : properties) {
+                Object child = wrapperDO.get(p);
+                if (p.isMany()) {
+                    for (Object c : (Collection<?>)child) {
+                        elements.add(c);
+                    }
+                } else {
+                    elements.add(child);
+                }
+            }
+        }
+        return elements;
+    }
+
+    /**
+     * @see org.apache.tuscany.sca.databinding.WrapperHandler#getWrapperType(Operation, boolean)
+     */
+    public DataType getWrapperType(Operation operation, boolean input) {
+        WrapperInfo wrapper = operation.getWrapper();
+        ElementInfo element = input ? wrapper.getInputWrapperElement() : wrapper.getOutputWrapperElement();
+        HelperContext helperContext = SDOContextHelper.getHelperContext(operation);
+        Type sdoType = getSDOType(helperContext, element);
+        if (sdoType != null) {
+            // Check if child elements matches
+            Class physical = sdoType.getInstanceClass();
+            DataType<XMLType> wrapperType =
+                new DataTypeImpl<XMLType>(SDODataBinding.NAME, physical, new XMLType(element));
+            return wrapperType;
+        } else {
+            return null;
+        }
+    }
+
+    /**
+     * @param helperContext
+     * @param element
+     * @return
+     */
+    private Type getSDOType(HelperContext helperContext, ElementInfo element) {
+        XSDHelper xsdHelper = helperContext.getXSDHelper();
+        Type sdoType = null;
+        Property prop =
+            xsdHelper.getGlobalProperty(element.getQName().getNamespaceURI(), element.getQName().getLocalPart(), true);
+        if (prop != null) {
+            sdoType = prop.getType();
+        } else {
+            TypeInfo type = element.getType();
+            QName typeName = type != null ? type.getQName() : null;
+            if (typeName != null) {
+                sdoType = helperContext.getTypeHelper().getType(typeName.getNamespaceURI(), typeName.getLocalPart());
+            }
+        }
+        return sdoType;
+    }
+
+    /**
+     * @see org.apache.tuscany.sca.databinding.WrapperHandler#isInstance(java.lang.Object, Operation, boolean)
+     */
+    public boolean isInstance(Object wrapper, Operation operation, boolean input) {
+        WrapperInfo wrapperInfo = operation.getWrapper();
+        ElementInfo element = input ? wrapperInfo.getInputWrapperElement() : wrapperInfo.getOutputWrapperElement();
+        //        List<ElementInfo> childElements =
+        //            input ? wrapperInfo.getInputChildElements() : wrapperInfo.getOutputChildElements();
+        HelperContext helperContext = SDOContextHelper.getHelperContext(operation);
+        Type sdoType = getSDOType(helperContext, element);
+        if (sdoType != null) {
+            return sdoType.isInstance(wrapper);
+        }
+        return false;
+    }
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/String2DataObject.java b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/String2DataObject.java
new file mode 100644
index 0000000000..7ac423f8d8
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/String2DataObject.java
@@ -0,0 +1,61 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.tuscany.sca.databinding.sdo;
+
+import org.apache.tuscany.sca.databinding.PullTransformer;
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sca.databinding.TransformationException;
+import org.apache.tuscany.sca.databinding.impl.BaseTransformer;
+
+import commonj.sdo.DataObject;
+import commonj.sdo.helper.HelperContext;
+import commonj.sdo.helper.XMLHelper;
+
+public class String2DataObject extends BaseTransformer<String, DataObject> implements
+    PullTransformer<String, DataObject> {
+
+    public DataObject transform(String source, TransformationContext context) {
+        if (source == null) {
+            return null;
+        }
+        try {
+            HelperContext helperContext = SDOContextHelper.getHelperContext(context, false);
+            XMLHelper xmlHelper = helperContext.getXMLHelper();
+            return xmlHelper.load(source).getRootObject();
+        } catch (Exception e) {
+            throw new TransformationException(e);
+        }
+    }
+
+    @Override
+    protected Class<String> getSourceType() {
+        return String.class;
+    }
+
+    @Override
+    protected Class<DataObject> getTargetType() {
+        return DataObject.class;
+    }
+
+    @Override
+    public int getWeight() {
+        return 50;
+    }
+
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/XMLDocument2String.java b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/XMLDocument2String.java
new file mode 100644
index 0000000000..4e5aa1d5fd
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/XMLDocument2String.java
@@ -0,0 +1,65 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.tuscany.sca.databinding.sdo;
+
+import java.io.StringWriter;
+
+import org.apache.tuscany.sca.databinding.PullTransformer;
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sca.databinding.TransformationException;
+import org.apache.tuscany.sca.databinding.impl.BaseTransformer;
+
+import commonj.sdo.helper.HelperContext;
+import commonj.sdo.helper.XMLDocument;
+import commonj.sdo.helper.XMLHelper;
+
+public class XMLDocument2String extends BaseTransformer<XMLDocument, String> implements
+    PullTransformer<XMLDocument, String> {
+
+    public String transform(XMLDocument source, TransformationContext context) {
+        if (source == null) {
+            return null;
+        }
+        try {
+            HelperContext helperContext = SDOContextHelper.getHelperContext(context, true);
+            XMLHelper xmlHelper = helperContext.getXMLHelper();
+            StringWriter writer = new StringWriter();
+            xmlHelper.save(source, writer, null);
+            return writer.toString();
+        } catch (Exception e) {
+            throw new TransformationException(e);
+        }
+    }
+
+    @Override
+    protected Class<XMLDocument> getSourceType() {
+        return XMLDocument.class;
+    }
+
+    @Override
+    protected Class<String> getTargetType() {
+        return String.class;
+    }
+
+    @Override
+    public int getWeight() {
+        return 40;
+    }
+
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/XMLDocument2XMLStreamReader.java b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/XMLDocument2XMLStreamReader.java
new file mode 100644
index 0000000000..e70fa08477
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/XMLDocument2XMLStreamReader.java
@@ -0,0 +1,69 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.tuscany.sca.databinding.sdo;
+
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+
+import org.apache.tuscany.sca.databinding.PullTransformer;
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sca.databinding.TransformationException;
+import org.apache.tuscany.sca.databinding.impl.BaseTransformer;
+import org.apache.tuscany.sdo.api.SDOUtil;
+import org.apache.tuscany.sdo.api.XMLStreamHelper;
+
+import commonj.sdo.helper.HelperContext;
+import commonj.sdo.helper.XMLDocument;
+
+public class XMLDocument2XMLStreamReader extends BaseTransformer<XMLDocument, XMLStreamReader> implements
+    PullTransformer<XMLDocument, XMLStreamReader> {
+    /**
+     * @param source
+     * @param context
+     * @return
+     */
+    public XMLStreamReader transform(XMLDocument source, TransformationContext context) {
+        if (source == null) {
+            return null;
+        }
+        try {
+            HelperContext helperContext = SDOContextHelper.getHelperContext(context, true);
+            XMLStreamHelper streamHelper = SDOUtil.createXMLStreamHelper(helperContext);
+            return streamHelper.createXMLStreamReader(source);
+        } catch (XMLStreamException e) {
+            throw new TransformationException(e);
+        }
+    }
+
+    @Override
+    protected Class<XMLDocument> getSourceType() {
+        return XMLDocument.class;
+    }
+
+    @Override
+    protected Class<XMLStreamReader> getTargetType() {
+        return XMLStreamReader.class;
+    }
+
+    @Override
+    public int getWeight() {
+        return 10;
+    }
+
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/XMLStreamReader2DataObject.java b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/XMLStreamReader2DataObject.java
new file mode 100644
index 0000000000..baf3e2e90a
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/XMLStreamReader2DataObject.java
@@ -0,0 +1,72 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.tuscany.sca.databinding.sdo;
+
+import javax.xml.stream.XMLStreamConstants;
+import javax.xml.stream.XMLStreamReader;
+
+import org.apache.tuscany.sca.databinding.PullTransformer;
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sca.databinding.TransformationException;
+import org.apache.tuscany.sca.databinding.impl.BaseTransformer;
+import org.apache.tuscany.sdo.api.SDOUtil;
+import org.apache.tuscany.sdo.api.XMLStreamHelper;
+
+import commonj.sdo.DataObject;
+import commonj.sdo.helper.HelperContext;
+
+public class XMLStreamReader2DataObject extends BaseTransformer<XMLStreamReader, DataObject> implements
+    PullTransformer<XMLStreamReader, DataObject> {
+
+    public DataObject transform(XMLStreamReader source, TransformationContext context) {
+        if (source == null) {
+            return null;
+        }
+        try {
+            HelperContext helperContext = SDOContextHelper.getHelperContext(context, false);
+            XMLStreamHelper streamHelper = SDOUtil.createXMLStreamHelper(helperContext);
+            // The XMLStreamHelper requires that the reader is positioned at
+            // START_ELEMENT
+            while (source.getEventType() != XMLStreamConstants.START_ELEMENT && source.hasNext()) {
+                source.next();
+            }
+            DataObject target = streamHelper.loadObject(source);
+            source.close();
+            return target;
+        } catch (Exception e) {
+            throw new TransformationException(e);
+        }
+    }
+
+    @Override
+    protected Class<DataObject> getTargetType() {
+        return DataObject.class;
+    }
+
+    @Override
+    protected Class<XMLStreamReader> getSourceType() {
+        return XMLStreamReader.class;
+    }
+
+    @Override
+    public int getWeight() {
+        return 15;
+    }
+
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/XMLStreamReader2XMLDocument.java b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/XMLStreamReader2XMLDocument.java
new file mode 100644
index 0000000000..ac452910f6
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/main/java/org/apache/tuscany/sca/databinding/sdo/XMLStreamReader2XMLDocument.java
@@ -0,0 +1,66 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.tuscany.sca.databinding.sdo;
+
+import javax.xml.stream.XMLStreamReader;
+
+import org.apache.tuscany.sca.databinding.PullTransformer;
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sca.databinding.TransformationException;
+import org.apache.tuscany.sca.databinding.impl.BaseTransformer;
+import org.apache.tuscany.sdo.api.SDOUtil;
+import org.apache.tuscany.sdo.api.XMLStreamHelper;
+
+import commonj.sdo.helper.HelperContext;
+import commonj.sdo.helper.XMLDocument;
+
+public class XMLStreamReader2XMLDocument extends BaseTransformer<XMLStreamReader, XMLDocument> implements
+    PullTransformer<XMLStreamReader, XMLDocument> {
+
+    public XMLDocument transform(XMLStreamReader source, TransformationContext context) {
+        if (source == null) {
+            return null;
+        }
+        try {
+            HelperContext helperContext = SDOContextHelper.getHelperContext(context, false);
+            XMLStreamHelper streamHelper = SDOUtil.createXMLStreamHelper(helperContext);
+            XMLDocument target = streamHelper.load(source);
+            source.close();
+            return target;
+        } catch (Exception e) {
+            throw new TransformationException(e);
+        }
+    }
+
+    @Override
+    protected Class<XMLDocument> getTargetType() {
+        return XMLDocument.class;
+    }
+
+    @Override
+    protected Class<XMLStreamReader> getSourceType() {
+        return XMLStreamReader.class;
+    }
+
+    @Override
+    public int getWeight() {
+        return 15;
+    }
+
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor b/sandbox/event/modules/databinding-sdo/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor
new file mode 100644
index 0000000000..ffe8b895b8
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor
@@ -0,0 +1,18 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+# 
+#   http://www.apache.org/licenses/LICENSE-2.0
+# 
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License. 
+
+org.apache.tuscany.sca.databinding.sdo.ImportSDOProcessor;qname=http://tuscany.apache.org/xmlns/sca/databinding/sdo/1.0#import.sdo,model=org.apache.tuscany.sca.databinding.sdo.ImportSDO
diff --git a/sandbox/event/modules/databinding-sdo/src/main/resources/META-INF/services/org.apache.tuscany.sca.databinding.DataBinding b/sandbox/event/modules/databinding-sdo/src/main/resources/META-INF/services/org.apache.tuscany.sca.databinding.DataBinding
new file mode 100644
index 0000000000..5ae557cc74
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/main/resources/META-INF/services/org.apache.tuscany.sca.databinding.DataBinding
@@ -0,0 +1,19 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+# 
+#   http://www.apache.org/licenses/LICENSE-2.0
+# 
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+# implementation classes for the databindings
+org.apache.tuscany.sca.databinding.sdo.SDODataBinding;name=commonj.sdo.DataObject
diff --git a/sandbox/event/modules/databinding-sdo/src/main/resources/META-INF/services/org.apache.tuscany.sca.databinding.PullTransformer b/sandbox/event/modules/databinding-sdo/src/main/resources/META-INF/services/org.apache.tuscany.sca.databinding.PullTransformer
new file mode 100644
index 0000000000..b1916fd32a
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/main/resources/META-INF/services/org.apache.tuscany.sca.databinding.PullTransformer
@@ -0,0 +1,27 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+# 
+#   http://www.apache.org/licenses/LICENSE-2.0
+# 
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+# Implementation classes for the transformers
+org.apache.tuscany.sca.databinding.sdo.DataObject2String;source=commonj.sdo.DataObject,target=java.lang.String,weight=510
+org.apache.tuscany.sca.databinding.sdo.DataObject2XMLStreamReader;source=commonj.sdo.DataObject,target=javax.xml.stream.XMLStreamReader,weight=490
+org.apache.tuscany.sca.databinding.sdo.XMLDocument2String;source=commonj.sdo.helper.XMLDocument,target=java.lang.String,weight=510
+org.apache.tuscany.sca.databinding.sdo.String2DataObject;source=java.lang.String,target=commonj.sdo.DataObject,weight=500
+org.apache.tuscany.sca.databinding.sdo.XMLDocument2XMLStreamReader;source=commonj.sdo.helper.XMLDocument,target=javax.xml.stream.XMLStreamReader,weight=490
+org.apache.tuscany.sca.databinding.sdo.XMLStreamReader2DataObject;source=javax.xml.stream.XMLStreamReader,target=commonj.sdo.DataObject,weight=490
+org.apache.tuscany.sca.databinding.sdo.XMLStreamReader2XMLDocument;source=javax.xml.stream.XMLStreamReader,target=commonj.sdo.helper.XMLDocument,weight=490
+org.apache.tuscany.sca.databinding.sdo.DataObject2Node;source=commonj.sdo.DataObject,target=org.w3c.dom.Node,weight=500
+org.apache.tuscany.sca.databinding.sdo.Node2DataObject;source=org.w3c.dom.Node,target=commonj.sdo.DataObject,weight=500
diff --git a/sandbox/event/modules/databinding-sdo/src/main/resources/databinding-sdo-validation-messages.properties b/sandbox/event/modules/databinding-sdo/src/main/resources/databinding-sdo-validation-messages.properties
new file mode 100644
index 0000000000..f53f08f377
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/main/resources/databinding-sdo-validation-messages.properties
@@ -0,0 +1,23 @@
+#
+#
+#    Licensed to the Apache Software Foundation (ASF) under one
+#    or more contributor license agreements. See the NOTICE file
+#    distributed with this work for additional information
+#    regarding copyright ownership. The ASF licenses this file
+#    to you under the Apache License, Version 2.0 (the
+#    "License"); you may not use this file except in compliance
+#    with the License. You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing,
+#    software distributed under the License is distributed on an
+#    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+#    KIND, either express or implied. See the License for the
+#    specific language governing permissions and limitations
+#    under the License.
+#
+#
+FailToResolveClass = Fail to resolve class: {0}
+FailToResolveLocation = Fail to resolve location: {0}
+ContributionResolveException = ContributionResolveException occured due to:
diff --git a/sandbox/event/modules/databinding-sdo/src/test/java/com/example/stock/sdo/fault/InvalidSymbolFault_Exception.java b/sandbox/event/modules/databinding-sdo/src/test/java/com/example/stock/sdo/fault/InvalidSymbolFault_Exception.java
new file mode 100644
index 0000000000..5a0208b290
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/test/java/com/example/stock/sdo/fault/InvalidSymbolFault_Exception.java
@@ -0,0 +1,70 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+
+package com.example.stock.sdo.fault;
+
+import javax.xml.namespace.QName;
+
+import com.example.stock.sdo.InvalidSymbolFault;
+
+/**
+ * Hand-crafted java exception for SDO fault
+ *
+ * @version $Rev$ $Date$
+ */
+public class InvalidSymbolFault_Exception extends Exception {
+    private static final long serialVersionUID = 8602157311925253920L;
+    
+    /**
+     * Generated QName for the fault element
+     */
+    public static final QName FAULT_ELEMENT = new QName("http://www.example.com/stock", "InvalidSymbolFault");
+    /**
+     * Java type that goes as soapenv:Fault detail element.
+     */
+    private InvalidSymbolFault faultInfo;
+
+    /**
+     * @param faultInfo
+     * @param message
+     */
+    public InvalidSymbolFault_Exception(String message, InvalidSymbolFault faultInfo) {
+        super(message);
+        this.faultInfo = faultInfo;
+    }
+
+    /**
+     * @param faultInfo
+     * @param message
+     * @param cause
+     */
+    public InvalidSymbolFault_Exception(String message, InvalidSymbolFault faultInfo, Throwable cause) {
+        super(message, cause);
+        this.faultInfo = faultInfo;
+    }
+
+    /**
+     * @return returns fault bean:
+     *         org.apache.tuscany.sca.test.exceptions.impl.jaxb.InvalidSymbolFault
+     */
+    public InvalidSymbolFault getFaultInfo() {
+        return faultInfo;
+    }
+
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/DataObject2NodeTestCase.java b/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/DataObject2NodeTestCase.java
new file mode 100644
index 0000000000..4bc41a5541
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/DataObject2NodeTestCase.java
@@ -0,0 +1,60 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+
+package org.apache.tuscany.sca.databinding.sdo;
+
+import junit.framework.Assert;
+
+import org.apache.tuscany.sca.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.impl.DataTypeImpl;
+import org.apache.tuscany.sca.interfacedef.util.XMLType;
+import org.w3c.dom.Element;
+import org.w3c.dom.Node;
+
+import com.example.ipo.sdo.PurchaseOrderType;
+import commonj.sdo.DataObject;
+
+/**
+ *
+ * @version $Rev$ $Date$
+ */
+public class DataObject2NodeTestCase extends SDOTransformerTestCaseBase {
+    @Override
+    protected DataType<?> getSourceDataType() {
+        return new DataTypeImpl<XMLType>(binding, PurchaseOrderType.class, new XMLType(ORDER_QNAME, null));
+    }
+
+    @Override
+    protected DataType<?> getTargetDataType() {
+        return new DataTypeImpl<Class<String>>(String.class, String.class);
+    }
+
+    public final void testTransform() {
+        Node node = new DataObject2Node().transform(dataObject, context);
+        Assert.assertNotNull(node);
+        Element element = (Element) node;
+        Assert.assertEquals(ORDER_QNAME.getNamespaceURI(), element.getNamespaceURI());
+        Assert.assertEquals(ORDER_QNAME.getLocalPart(), element.getLocalName());
+        DataObject po = new Node2DataObject().transform(node, reversedContext);
+        Assert.assertTrue(po instanceof PurchaseOrderType);
+        PurchaseOrderType orderType = (PurchaseOrderType)po;
+        Assert.assertEquals("San Jose", orderType.getBillTo().getCity());
+    }
+
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/DataObject2StringTestCase.java b/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/DataObject2StringTestCase.java
new file mode 100644
index 0000000000..44d11cd586
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/DataObject2StringTestCase.java
@@ -0,0 +1,65 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+
+package org.apache.tuscany.sca.databinding.sdo;
+
+import junit.framework.Assert;
+
+import org.apache.tuscany.sca.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.impl.DataTypeImpl;
+import org.apache.tuscany.sca.interfacedef.util.XMLType;
+
+import com.example.ipo.sdo.PurchaseOrderType;
+import commonj.sdo.DataObject;
+
+/**
+ *
+ * @version $Rev$ $Date$
+ */
+public class DataObject2StringTestCase extends SDOTransformerTestCaseBase {
+    @Override
+    protected DataType<?> getSourceDataType() {
+        return new DataTypeImpl<XMLType>(binding, PurchaseOrderType.class, new XMLType(ORDER_QNAME, null));
+    }
+
+    @Override
+    protected DataType<?> getTargetDataType() {
+        return new DataTypeImpl<Class<String>>(String.class, String.class);
+    }
+
+    public final void testTransform() {
+        String xml = new DataObject2String().transform(dataObject, context);
+        Assert.assertTrue(xml.indexOf("<city>San Jose</city>") != -1);
+        DataObject po = new String2DataObject().transform(xml, reversedContext);
+        Assert.assertTrue(po instanceof PurchaseOrderType);
+        PurchaseOrderType orderType = (PurchaseOrderType)po;
+        Assert.assertEquals("San Jose", orderType.getBillTo().getCity());
+    }
+
+    public final void testXML() {
+        String xml =
+            "<foo xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" " 
+            + "xmlns:ipo=\"http://www.example.com/IPO\" xsi:type=\"ipo:USAddress\"/>";
+        DataObject dataObject = new String2DataObject().transform(xml, reversedContext);
+        context.setSourceDataType(new DataTypeImpl<XMLType>(DataObject.class.getName(), DataObject.class, null));
+        xml = new DataObject2String().transform(dataObject, context);
+        Assert.assertTrue(xml.contains("xsi:type=\"ipo:USAddress\""));
+    }
+
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/DataObject2XMLStreamReaderTestCase.java b/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/DataObject2XMLStreamReaderTestCase.java
new file mode 100644
index 0000000000..6a82a7fb18
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/DataObject2XMLStreamReaderTestCase.java
@@ -0,0 +1,75 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+
+package org.apache.tuscany.sca.databinding.sdo;
+
+import javax.xml.stream.XMLStreamConstants;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+
+import org.apache.tuscany.sca.databinding.xml.Node2String;
+import org.apache.tuscany.sca.databinding.xml.XMLStreamReader2Node;
+import org.apache.tuscany.sca.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.impl.DataTypeImpl;
+import org.apache.tuscany.sca.interfacedef.util.XMLType;
+
+import com.example.ipo.sdo.PurchaseOrderType;
+import commonj.sdo.DataObject;
+import commonj.sdo.helper.EqualityHelper;
+
+/**
+ *
+ * @version $Rev$ $Date$
+ */
+public class DataObject2XMLStreamReaderTestCase extends SDOTransformerTestCaseBase {
+
+    @Override
+    protected DataType<?> getSourceDataType() {
+        return new DataTypeImpl<XMLType>(binding, PurchaseOrderType.class, new XMLType(ORDER_QNAME, null));
+    }
+
+    @Override
+    protected DataType<?> getTargetDataType() {
+        return new DataTypeImpl<Class<XMLStreamReader>>(XMLStreamReader.class, XMLStreamReader.class);
+    }
+
+    public final void testTransform() throws XMLStreamException {
+        XMLStreamReader reader = new DataObject2XMLStreamReader().transform(dataObject, context);
+        while (reader.hasNext()) {
+            int event = reader.next();
+            if (event == XMLStreamConstants.START_ELEMENT) {
+                break;
+            }
+        }
+        DataObject d = new XMLStreamReader2DataObject().transform(reader, reversedContext);
+        assertNotNull(d);
+        assertTrue(EqualityHelper.INSTANCE.equal(dataObject, d));
+    }
+    
+    public final void testTransform1() throws XMLStreamException {
+        XMLStreamReader reader = new DataObject2XMLStreamReader().transform(dataObject, context);
+        XMLStreamReader2Node t2 = new XMLStreamReader2Node();
+        org.w3c.dom.Node node = t2.transform(reader, context);
+        assertNotNull(node);
+        Node2String t3 = new Node2String();
+        String xml = t3.transform(node, context);
+        assertTrue(xml.contains("xmlns:xsi"));
+    }
+
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/ImportSDOProcessorTestCase.java b/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/ImportSDOProcessorTestCase.java
new file mode 100644
index 0000000000..fa765f9bf4
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/ImportSDOProcessorTestCase.java
@@ -0,0 +1,89 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.tuscany.sca.databinding.sdo;
+
+import java.io.StringReader;
+
+import javax.xml.stream.XMLInputFactory;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+
+import junit.framework.TestCase;
+
+import org.apache.tuscany.sca.contribution.DefaultModelFactoryExtensionPoint;
+import org.apache.tuscany.sca.contribution.resolver.ClassReference;
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+
+import com.example.ipo.sdo.SdoFactory;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class ImportSDOProcessorTestCase extends TestCase {
+    private static boolean inited;
+
+    private ImportSDOProcessor loader;
+    private XMLInputFactory xmlFactory;
+
+    public void testMinimal() throws Exception {
+        String xml = "<import.sdo xmlns='http://tuscany.apache.org/xmlns/sca/databinding/sdo/1.0'/>";
+        XMLStreamReader reader = getReader(xml);
+        assertTrue(loader.read(reader) instanceof ImportSDO);
+    }
+
+    public void testLocation() throws Exception {
+        String xml = "<import.sdo xmlns='http://tuscany.apache.org/xmlns/sca/databinding/sdo/1.0' location='ipo.xsd'/>";
+        XMLStreamReader reader = getReader(xml);
+        assertTrue(loader.read(reader) instanceof ImportSDO);
+    }
+
+    public void testFactory() throws Exception {
+        String xml = "<import.sdo xmlns='http://tuscany.apache.org/xmlns/sca/databinding/sdo/1.0' " + "factory='"
+                     + MockFactory.class.getName()
+                     + "'/>";
+        XMLStreamReader reader = getReader(xml);
+        assertFalse(inited);
+        ImportSDO importSDO = loader.read(reader);
+        assertNotNull(importSDO);
+        ModelResolver resolver = new TestModelResolver();
+        resolver.addModel(new ClassReference(MockFactory.class));
+        loader.resolve(importSDO, resolver);
+        assertTrue(inited);
+    }
+
+    @Override
+    protected void setUp() throws Exception {
+        loader = new ImportSDOProcessor(new DefaultModelFactoryExtensionPoint(), null);
+        xmlFactory = XMLInputFactory.newInstance();
+    }
+
+    protected XMLStreamReader getReader(String xml) throws XMLStreamException {
+        XMLStreamReader reader = xmlFactory.createXMLStreamReader(new StringReader(xml));
+        reader.next();
+        return reader;
+    }
+
+    public static class MockFactory {
+        public static final Object INSTANCE = SdoFactory.INSTANCE;
+
+        static {
+            ImportSDOProcessorTestCase.inited = true;
+        }
+    }
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/SDOContextHelperTestCase.java b/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/SDOContextHelperTestCase.java
new file mode 100644
index 0000000000..e0d1c9bf12
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/SDOContextHelperTestCase.java
@@ -0,0 +1,55 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+
+package org.apache.tuscany.sca.databinding.sdo;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+
+import junit.framework.Assert;
+
+import org.apache.tuscany.sdo.api.SDOUtil;
+import org.junit.Test;
+
+import commonj.sdo.Type;
+import commonj.sdo.helper.HelperContext;
+import commonj.sdo.helper.TypeHelper;
+import commonj.sdo.helper.XSDHelper;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class SDOContextHelperTestCase {
+    @Test
+    public void testGenerateSchema() throws IOException {
+        HelperContext context = SDOUtil.createHelperContext();
+        URL url = getClass().getResource("/ipo.xsd");
+        Assert.assertNotNull(url);
+        InputStream is = url.openStream();
+        XSDHelper xsdHelper = context.getXSDHelper();
+        xsdHelper.define(is, url.toExternalForm());
+        TypeHelper typeHelper = context.getTypeHelper();
+        Type type = typeHelper.getType("http://www.example.com/IPO", "PurchaseOrderType");
+        Assert.assertNotNull(type);
+        /*
+        SDOContextHelper.generateSchema(context, Arrays.asList(type));
+        */
+    }
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/SDODataBindingTestCase.java b/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/SDODataBindingTestCase.java
new file mode 100644
index 0000000000..3c21b56c9f
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/SDODataBindingTestCase.java
@@ -0,0 +1,114 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+
+package org.apache.tuscany.sca.databinding.sdo;
+
+import javax.xml.namespace.QName;
+
+import junit.framework.TestCase;
+
+import org.apache.tuscany.sca.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.interfacedef.impl.DataTypeImpl;
+import org.apache.tuscany.sca.interfacedef.util.XMLType;
+
+import com.example.ipo.sdo.PurchaseOrderType;
+import com.example.ipo.sdo.SdoFactory;
+import com.example.ipo.sdo.USAddress;
+import commonj.sdo.DataObject;
+import commonj.sdo.helper.HelperContext;
+import commonj.sdo.helper.XMLDocument;
+import commonj.sdo.impl.HelperProvider;
+
+/**
+ *
+ * @version $Rev$ $Date$
+ */
+public class SDODataBindingTestCase extends TestCase {
+    protected static final QName ORDER_QNAME = new QName("http://www.example.com/IPO", "purchaseOrder");
+    private SDODataBinding binding;
+    private HelperContext context;
+
+    /**
+     * @see junit.framework.TestCase#setUp()
+     */
+    @Override
+    protected void setUp() throws Exception {
+        super.setUp();
+        binding = new SDODataBinding();
+        context = HelperProvider.getDefaultContext();
+        SdoFactory.INSTANCE.register(context);
+    }
+
+    public final void testIntrospect() {
+        Operation op = null;
+        DataType dataType = new DataTypeImpl<Class>(DataObject.class, null);
+        boolean yes = binding.introspect(dataType, op);
+        assertTrue(yes);
+        assertTrue(dataType.getDataBinding().equals(binding.getName()));
+        assertTrue(dataType.getPhysical() == DataObject.class && dataType.getLogical() == XMLType.UNKNOWN);
+        dataType = new DataTypeImpl<Class>(PurchaseOrderType.class, null);
+        yes = binding.introspect(dataType, op);
+        assertTrue(yes);
+        assertEquals(PurchaseOrderType.class, dataType.getPhysical());
+        assertEquals(new QName("http://www.example.com/IPO", "PurchaseOrderType"), ((XMLType)dataType.getLogical())
+            .getTypeName());
+        dataType = new DataTypeImpl<Class>(USAddress.class, null);
+        yes = binding.introspect(dataType, op);
+        assertTrue(yes);
+        assertEquals(USAddress.class, dataType.getPhysical());
+        assertEquals(new QName("http://www.example.com/IPO", "USAddress"), ((XMLType)dataType.getLogical())
+            .getTypeName());
+    }
+
+    public final void testCopyRoot() {
+        PurchaseOrderType po = SdoFactory.INSTANCE.createPurchaseOrderType();
+        po.setComment("Comment");
+        Object copy = binding.copy(po, null, null);
+        assertTrue(copy instanceof PurchaseOrderType);
+        assertTrue(po != copy);
+        assertTrue(context.getEqualityHelper().equal((DataObject)po, (DataObject)copy));
+        assertEquals("Comment", ((PurchaseOrderType)copy).getComment());
+    }
+
+    public final void testCopyNonRoot() {
+        USAddress address = SdoFactory.INSTANCE.createUSAddress();
+        address.setCity("San Jose");
+        Object copy = binding.copy(address, null, null);
+        assertTrue(copy instanceof USAddress);
+        assertTrue(address != copy);
+        assertTrue(context.getEqualityHelper().equal((DataObject)address, (DataObject)copy));
+        assertEquals("San Jose", ((USAddress)copy).getCity());
+    }
+
+    public final void testCopyXMLDocument() {
+        PurchaseOrderType po = SdoFactory.INSTANCE.createPurchaseOrderType();
+        po.setComment("Comment");
+        XMLDocument doc =
+            context.getXMLHelper().createDocument((DataObject)po,
+                                                  ORDER_QNAME.getNamespaceURI(),
+                                                  ORDER_QNAME.getLocalPart());
+        Object copy = binding.copy(doc, null, null);
+        assertTrue(copy instanceof XMLDocument);
+        XMLDocument docCopy = (XMLDocument)copy;
+        assertTrue(doc != copy);
+        assertTrue(context.getEqualityHelper().equal((DataObject)po, docCopy.getRootObject()));
+        assertEquals("Comment", ((PurchaseOrderType)docCopy.getRootObject()).getComment());
+    }
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/SDOTransformerTestCaseBase.java b/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/SDOTransformerTestCaseBase.java
new file mode 100644
index 0000000000..2aaae3c6d8
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/SDOTransformerTestCaseBase.java
@@ -0,0 +1,82 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+
+package org.apache.tuscany.sca.databinding.sdo;
+
+import javax.xml.namespace.QName;
+
+import junit.framework.TestCase;
+
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sca.databinding.impl.TransformationContextImpl;
+import org.apache.tuscany.sca.interfacedef.DataType;
+
+import com.example.ipo.sdo.PurchaseOrderType;
+import com.example.ipo.sdo.SdoFactory;
+import com.example.ipo.sdo.USAddress;
+import commonj.sdo.DataObject;
+import commonj.sdo.helper.HelperContext;
+import commonj.sdo.impl.HelperProvider;
+
+/**
+ * The base class for SDO-related test cases
+ *
+ * @version $Rev$ $Date$
+ */
+public abstract class SDOTransformerTestCaseBase extends TestCase {
+    protected static final QName ORDER_QNAME = new QName("http://www.example.com/IPO", "purchaseOrder");
+
+    protected HelperContext helperContext;
+    protected String binding = DataObject.class.getName();
+    protected TransformationContext context;
+    protected TransformationContext reversedContext; 
+    protected DataObject dataObject;
+
+    /**
+     * @see junit.framework.TestCase#setUp()
+     */
+    @Override
+    protected void setUp() throws Exception {
+        super.setUp();
+        helperContext = HelperProvider.getDefaultContext();
+        SdoFactory.INSTANCE.register(helperContext);
+        
+        context = new TransformationContextImpl();
+        context.setSourceDataType(getSourceDataType());
+        context.setTargetDataType(getTargetDataType());
+
+        reversedContext = new TransformationContextImpl();
+        reversedContext.setSourceDataType(getTargetDataType());
+        reversedContext.setTargetDataType(getSourceDataType());
+        
+        PurchaseOrderType po = SdoFactory.INSTANCE.createPurchaseOrderType();
+        USAddress address = SdoFactory.INSTANCE.createUSAddress();
+        address.setCity("San Jose");
+        address.setStreet("123 ABC St");
+        address.setState("CA");
+        address.setStreet("95131");
+        po.setBillTo(address);
+        dataObject = (DataObject) po;
+    }
+
+    protected abstract DataType<?> getSourceDataType();
+
+    protected abstract DataType<?> getTargetDataType();
+
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/SDOWrapperHandlerTestCase.java b/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/SDOWrapperHandlerTestCase.java
new file mode 100644
index 0000000000..11d8495de8
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/SDOWrapperHandlerTestCase.java
@@ -0,0 +1,83 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.sca.databinding.sdo;
+
+import java.util.List;
+
+import javax.xml.namespace.QName;
+
+import junit.framework.TestCase;
+
+import org.apache.tuscany.sca.interfacedef.Operation;
+import org.apache.tuscany.sca.interfacedef.impl.OperationImpl;
+import org.apache.tuscany.sca.interfacedef.util.ElementInfo;
+import org.apache.tuscany.sca.interfacedef.util.WrapperInfo;
+import org.apache.tuscany.sdo.api.SDOUtil;
+
+import commonj.sdo.DataObject;
+import commonj.sdo.helper.HelperContext;
+import commonj.sdo.helper.XMLDocument;
+import commonj.sdo.helper.XMLHelper;
+import commonj.sdo.helper.XSDHelper;
+import commonj.sdo.impl.HelperProvider;
+
+/**
+ * @version $Rev$ $Date$
+ */
+public class SDOWrapperHandlerTestCase extends TestCase {
+    private HelperContext context;
+    private SDOWrapperHandler handler;
+
+    @Override
+    public void setUp() throws Exception {
+        context = SDOUtil.createHelperContext();
+        handler = new SDOWrapperHandler();
+    }
+
+    public void testWrapperAnyType() throws Exception {
+        XMLHelper xmlHelper = context.getXMLHelper();
+        XMLDocument document = xmlHelper.load(getClass().getResourceAsStream("/wrapper.xml"));
+        Operation op = new OperationImpl();
+        List children = handler.getChildren(document, op, true);
+        assertEquals(5, children.size());
+    }
+
+    public void testWrapper() throws Exception {
+        XSDHelper xsdHelper = context.getXSDHelper();
+        xsdHelper.define(getClass().getResourceAsStream("/wrapper.xsd"), null);
+        XMLHelper xmlHelper = context.getXMLHelper();
+        XMLDocument document = xmlHelper.load(getClass().getResourceAsStream("/wrapper.xml"));
+        Operation op = new OperationImpl();
+        List children = handler.getChildren(document, op, true);
+        assertEquals(5, children.size());
+    }
+    
+    public void testCreate() {
+        HelperContext context = HelperProvider.getDefaultContext();
+        XSDHelper xsdHelper = context.getXSDHelper();
+        xsdHelper.define(getClass().getResourceAsStream("/wrapper.xsd"), null);
+        ElementInfo element = new ElementInfo(new QName("http://www.example.com/wrapper", "op"), null);
+        Operation op = new OperationImpl();
+        WrapperInfo wrapperInfo = new WrapperInfo(SDODataBinding.NAME, element, null, null, null);
+        op.setWrapper(wrapperInfo);
+        DataObject wrapper = (DataObject) handler.create(op, true);
+        assertNotNull(wrapper);
+    }
+
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/TestModelResolver.java b/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/TestModelResolver.java
new file mode 100644
index 0000000000..ce04f5be3f
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/TestModelResolver.java
@@ -0,0 +1,63 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+
+package org.apache.tuscany.sca.databinding.sdo;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+
+
+/**
+ * A default implementation of an artifact resolver, based on a map.
+ *
+ * @version $Rev$ $Date$
+ */
+public class TestModelResolver implements ModelResolver {
+    private static final long serialVersionUID = -7826976465762296634L;
+    
+    private Map<Object, Object> map = new HashMap<Object, Object>();
+    
+    public TestModelResolver() {
+    }
+
+    public <T> T resolveModel(Class<T> modelClass, T unresolved) {
+        Object resolved = map.get(unresolved);
+        if (resolved != null) {
+            
+            // Return the resolved object
+            return modelClass.cast(resolved);
+            
+        } else {
+            
+            // Return the unresolved object
+            return unresolved;
+        }
+    }
+    
+    public void addModel(Object resolved) {
+        map.put(resolved, resolved);
+    }
+    
+    public Object removeModel(Object resolved) {
+        return map.remove(resolved);
+    }
+    
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/XMLDocument2XMLStreamReaderTestCase.java b/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/XMLDocument2XMLStreamReaderTestCase.java
new file mode 100644
index 0000000000..114c568c38
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/test/java/org/apache/tuscany/sca/databinding/sdo/XMLDocument2XMLStreamReaderTestCase.java
@@ -0,0 +1,62 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+
+package org.apache.tuscany.sca.databinding.sdo;
+
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+
+import junit.framework.Assert;
+
+import org.apache.tuscany.sca.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.impl.DataTypeImpl;
+import org.apache.tuscany.sca.interfacedef.util.XMLType;
+
+import com.example.ipo.sdo.PurchaseOrderType;
+import commonj.sdo.helper.XMLDocument;
+
+/**
+ *
+ * @version $Rev$ $Date$
+ */
+public class XMLDocument2XMLStreamReaderTestCase extends SDOTransformerTestCaseBase {
+
+    @Override
+    protected DataType<?> getSourceDataType() {
+        return new DataTypeImpl<XMLType>(XMLDocument.class.getName(), XMLDocument.class, new XMLType(ORDER_QNAME, null));
+    }
+
+    @Override
+    protected DataType<?> getTargetDataType() {
+        return new DataTypeImpl<Class<XMLStreamReader>>(XMLStreamReader.class, XMLStreamReader.class);
+    }
+
+    public final void testTransform() throws XMLStreamException {
+        XMLDocument document =
+            helperContext.getXMLHelper().createDocument(dataObject,
+                                                        ORDER_QNAME.getNamespaceURI(),
+                                                        ORDER_QNAME.getLocalPart());
+        XMLStreamReader reader = new XMLDocument2XMLStreamReader().transform(document, context);
+        XMLDocument document2 = new XMLStreamReader2XMLDocument().transform(reader, reversedContext);
+        Assert.assertEquals(ORDER_QNAME.getNamespaceURI(), document2.getRootElementURI());
+        Assert.assertEquals(ORDER_QNAME.getLocalPart(), document2.getRootElementName());
+        Assert.assertTrue(document2.getRootObject() instanceof PurchaseOrderType);
+    }
+
+}
diff --git a/sandbox/event/modules/databinding-sdo/src/test/resources/ipo.xsd b/sandbox/event/modules/databinding-sdo/src/test/resources/ipo.xsd
new file mode 100755
index 0000000000..241ec15d36
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/test/resources/ipo.xsd
@@ -0,0 +1,136 @@
+<!--
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+-->
+<schema targetNamespace="http://www.example.com/IPO"
+	xmlns="http://www.w3.org/2001/XMLSchema"
+	xmlns:ipo="http://www.example.com/IPO">
+
+	<annotation>
+		<documentation xml:lang="en">
+			International Purchase order schema for Example.com
+			Copyright 2000 Example.com. All rights reserved.
+		</documentation>
+	</annotation>
+
+
+	<element name="purchaseOrder" type="ipo:PurchaseOrderType" />
+
+	<element name="comment" type="string" />
+
+	<complexType name="PurchaseOrderType">
+		<sequence>
+			<element name="shipTo" type="ipo:Address" />
+			<element name="billTo" type="ipo:Address" />
+			<element ref="ipo:comment" minOccurs="0" />
+			<element name="items" type="ipo:Items" />
+		</sequence>
+		<attribute name="orderDate" type="date" />
+	</complexType>
+
+	<complexType name="Items">
+		<sequence>
+			<element name="item" minOccurs="0" maxOccurs="unbounded">
+				<complexType>
+					<sequence>
+						<element name="productName" type="string" />
+						<element name="quantity">
+							<simpleType>
+								<restriction base="positiveInteger">
+									<maxExclusive value="100" />
+								</restriction>
+							</simpleType>
+						</element>
+						<element name="USPrice" type="decimal" />
+						<element ref="ipo:comment" minOccurs="0" />
+						<element name="shipDate" type="date"
+							minOccurs="0" />
+					</sequence>
+					<attribute name="partNum" type="ipo:SKU"
+						use="required" />
+				</complexType>
+			</element>
+		</sequence>
+	</complexType>
+
+	<simpleType name="SKU">
+		<restriction base="string">
+			<pattern value="\d{3}-[A-Z]{2}" />
+		</restriction>
+	</simpleType>
+
+	<complexType name="Address">
+		<sequence>
+			<element name="name" type="string" />
+			<element name="street" type="string" />
+			<element name="city" type="string" />
+		</sequence>
+	</complexType>
+
+	<complexType name="USAddress">
+		<complexContent>
+			<extension base="ipo:Address">
+				<sequence>
+					<element name="state" type="ipo:USState" />
+					<element name="zip" type="positiveInteger" />
+				</sequence>
+			</extension>
+		</complexContent>
+	</complexType>
+
+	<complexType name="UKAddress">
+		<complexContent>
+			<extension base="ipo:Address">
+				<sequence>
+					<element name="postcode" type="ipo:UKPostcode" />
+				</sequence>
+				<attribute name="exportCode" type="positiveInteger"
+					fixed="1" />
+			</extension>
+		</complexContent>
+	</complexType>
+
+	<!-- other Address derivations for more countries -->
+
+	<simpleType name="USState">
+		<restriction base="string">
+			<enumeration value="AK" />
+			<enumeration value="AL" />
+			<enumeration value="AR" />
+			<enumeration value="CA" />
+			<enumeration value="PA" />
+			<!-- and so on ... -->
+		</restriction>
+	</simpleType>
+
+	<simpleType name="Postcode">
+		<restriction base="string">
+			<length value="7" fixed="true" />
+		</restriction>
+	</simpleType>
+
+
+	<simpleType name="UKPostcode">
+		<restriction base="ipo:Postcode">
+			<pattern value="[A-Z]{2}\d\s\d[A-Z]{2}" />
+		</restriction>
+	</simpleType>
+
+
+
+</schema>
+
diff --git a/sandbox/event/modules/databinding-sdo/src/test/resources/model/sca-core.xsd b/sandbox/event/modules/databinding-sdo/src/test/resources/model/sca-core.xsd
new file mode 100755
index 0000000000..56c6977254
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/test/resources/model/sca-core.xsd
@@ -0,0 +1,233 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+-->
+<schema xmlns="http://www.w3.org/2001/XMLSchema" 
+		targetNamespace="http://www.osoa.org/xmlns/sca/0.9" 
+		xmlns:sca="http://www.osoa.org/xmlns/sca/0.9"
+		elementFormDefault="qualified">
+
+	<element name="componentType" type="sca:ComponentType"/>
+	<complexType name="ComponentType">
+		<sequence>
+			<element minOccurs="0" maxOccurs="unbounded" name="service" type="sca:Service"/>
+			<element minOccurs="0" maxOccurs="unbounded" name="reference" type="sca:Reference"/>
+			<element minOccurs="0" maxOccurs="unbounded" name="property" type="sca:Property"/>
+		    <any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+		</sequence>
+		<anyAttribute namespace="##any" processContents="lax"/>
+	</complexType>
+
+	<complexType name="Service">
+		<sequence>
+			<element minOccurs="1" maxOccurs="1" ref="sca:interface"/>
+		    <any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+		</sequence>
+		<attribute name="name" type="NCName" use="required"/>
+		<anyAttribute namespace="##any" processContents="lax"/>
+	</complexType>
+
+	<element name="interface" type="sca:Interface"/>
+	<complexType name="Interface"/>
+
+	<complexType name="Reference">
+		<sequence>
+			<element minOccurs="1" maxOccurs="1" ref="sca:interface"/>
+		    <any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+		</sequence>
+		<attribute name="name" type="NCName" use="required"/>
+		<attribute name="multiplicity" type="sca:Multiplicity" use="optional" default="1..1"/>
+		<anyAttribute namespace="##any" processContents="lax"/>
+	</complexType>
+
+	<complexType name="Property">
+		<sequence>
+		    <any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+		</sequence>
+  		<attribute name="name" type="NCName" use="required"/>
+   		<attribute name="type" type="QName" use="required"/>		
+  		<attribute name="many" type="boolean" default="false" use="optional"/>
+  		<attribute name="required" type="boolean" default="false" use="optional"/>  		
+		<attribute name="default" type="string" use="optional"/>
+		<anyAttribute namespace="##any" processContents="lax"/>
+	</complexType>
+
+
+	<element name="moduleFragment" type="sca:ModuleFragment"/>
+	<complexType name="ModuleFragment">
+		<sequence>
+			<element minOccurs="0" maxOccurs="unbounded" name="entryPoint" type="sca:EntryPoint"/>
+			<element minOccurs="0" maxOccurs="unbounded" name="component" type="sca:Component"/>
+			<element minOccurs="0" maxOccurs="unbounded" name="externalService" type="sca:ExternalService"/>
+			<element minOccurs="0" maxOccurs="unbounded" name="wire" type="sca:ModuleWire"/>
+			<any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+		</sequence>
+		<attribute name="name" type="NCName" use="required"/>
+		<anyAttribute namespace="##any" processContents="lax"/>
+	</complexType>
+
+	<element name="module" type="sca:Module"/>
+	<complexType name="Module">
+		<complexContent>
+			<extension base="sca:ModuleFragment"/>
+		</complexContent>
+	</complexType>
+
+	<complexType name="EntryPoint">
+		<sequence>
+			<element minOccurs="0" maxOccurs="1" ref="sca:interface"/>
+			<element minOccurs="1" maxOccurs="unbounded" ref="sca:binding"/>
+			<element minOccurs="1" maxOccurs="unbounded" name="reference" type="anyURI"/>
+			<any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+		</sequence>
+		<attribute name="name" type="NCName" use="required"/>
+		<attribute name="multiplicity" type="sca:Multiplicity" use="optional" default="1..1"/>
+		<anyAttribute namespace="##any" processContents="lax"/>
+	</complexType>
+	<!-- a multiplicity 1..1 or 0..n sample
+			<reference>StockQuoteComponent</reference>		- type must be URI
+		 a multiplicity 1..n or 0..n sample
+			<reference>StockQuoteComponent1</reference>		- type must be URI
+			<reference>StockQuoteComponent2</reference>
+	 -->
+
+	<element name="binding" type="sca:Binding"/>
+	<complexType name="Binding">
+		<attribute name="uri" type="anyURI" use="optional"/>
+	</complexType>
+	
+	<complexType name="Component">
+		<sequence>
+			<element minOccurs="1" maxOccurs="1" ref="sca:implementation"/>
+			<element minOccurs="0" maxOccurs="1" name="properties" type="sca:PropertyValues"/>
+			<element minOccurs="0" maxOccurs="1" name="references" type="sca:ReferenceValues"/>
+			<any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+		</sequence>
+		<attribute name="name" type="NCName" use="required"/>
+		<anyAttribute namespace="##any" processContents="lax"/>
+	</complexType>
+	<!-- a multiplicity 1..1 or 0..1 sample
+			<references>
+				<v:stockQuote>StockQuoteComponent</v:stockquote>	- type must be URI
+			</references>
+		 a multiplicity 1..n or 0..n sample
+			<references>
+				<v:stockQuote>StockQuoteComponent1</v:stockQuote>	- type must be URI
+				<v:stockQuote>StockQuoteComponent2</v:stockQuote>
+			</references>
+	 -->
+
+	<element name="implementation" type="sca:Implementation"/>
+	<complexType name="Implementation"/>
+
+	<complexType name="PropertyValues">
+		<sequence>
+			<any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+		</sequence>
+		<anyAttribute namespace="##any" processContents="lax"/>			
+	</complexType>
+
+	<complexType name="ReferenceValues">
+		<sequence>
+			<any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+		</sequence>
+		<anyAttribute namespace="##any" processContents="lax"/>			
+	</complexType>
+
+
+	<complexType name="ExternalService">
+		<sequence>
+			<element minOccurs="1" maxOccurs="1" ref="sca:interface"/>
+			<element minOccurs="0" maxOccurs="unbounded" ref="sca:binding"/>
+		</sequence>
+		<attribute name="name" type="NCName" use="required"/>
+		<attribute name="overridable" type="sca:OverrideOptions" default="may" use="optional"/>
+		<anyAttribute namespace="##any" processContents="lax"/>
+	</complexType>
+
+	
+	<complexType name="ModuleWire">
+		<sequence>
+			<element minOccurs="1" maxOccurs="1" ref="sca:source.uri"/>
+			<element minOccurs="1" maxOccurs="1" ref="sca:target.uri"/>
+			<any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+		</sequence>
+		<anyAttribute namespace="##any" processContents="lax"/>
+	</complexType>
+
+	<element name="source" type="anyType"/>
+	<element name="target" type="anyType"/>
+	
+	<element name="source.uri" type="anyURI" substitutionGroup="sca:source"/>
+	<element name="target.uri" type="anyURI" substitutionGroup="sca:target"/>
+
+	<element name="subsystem" type="sca:Subsystem"/>
+	<complexType name="Subsystem">
+		<sequence>
+			<element minOccurs="0" maxOccurs="unbounded" name="entryPoint" type="sca:EntryPoint"/>
+			<element minOccurs="0" maxOccurs="unbounded" name="moduleComponent" type="sca:ModuleComponent"/>
+			<element minOccurs="0" maxOccurs="unbounded" name="externalService" type="sca:ExternalService"/>
+			<element minOccurs="0" maxOccurs="unbounded" name="wire" type="sca:SystemWire"/>
+			<any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+		</sequence>
+		<attribute name="name" type="NCName" use="required"/>
+		<attribute name="uri" type="anyURI" use="optional"/>		
+		<anyAttribute namespace="##any" processContents="lax"/>
+	</complexType>
+	
+	<complexType name="ModuleComponent">
+		<sequence>
+			<element minOccurs="0" maxOccurs="1" name="properties" type="sca:PropertyValues"/>
+			<element minOccurs="0" maxOccurs="1" name="references" type="sca:ReferenceValues"/>
+			<any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+		</sequence>
+		<attribute name="name" type="NCName" use="required"/>
+		<attribute name="module" type="NCName" use="required"/>
+		<attribute name="uri" type="anyURI" use="optional"/>		
+		<anyAttribute namespace="##any" processContents="lax"/>
+	</complexType>
+
+	<complexType name="SystemWire">
+		<sequence>
+			<element minOccurs="1" maxOccurs="1" ref="sca:source"/>
+			<element minOccurs="1" maxOccurs="1" ref="sca:target"/>
+			<any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+		</sequence>
+	</complexType>
+
+	<element name="source.epr" type="anyType" substitutionGroup="sca:source"/>
+	<element name="target.epr" type="anyType" substitutionGroup="sca:target"/>
+
+	<simpleType name="Multiplicity">
+		<restriction base="string">
+			<enumeration value="0..1"/>
+			<enumeration value="1..1"/>
+			<enumeration value="0..n"/>
+			<enumeration value="1..n"/>
+		</restriction>
+	</simpleType>
+
+	<simpleType name="OverrideOptions">
+		<restriction base="string">
+			<enumeration value="no"/>
+			<enumeration value="may"/>
+			<enumeration value="must"/>
+		</restriction>
+	</simpleType>
+
+</schema>
diff --git a/sandbox/event/modules/databinding-sdo/src/test/resources/model/sca-implementation-mock.xsd b/sandbox/event/modules/databinding-sdo/src/test/resources/model/sca-implementation-mock.xsd
new file mode 100755
index 0000000000..bbaf58f00c
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/test/resources/model/sca-implementation-mock.xsd
@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+-->
+<schema xmlns="http://www.w3.org/2001/XMLSchema"
+	targetNamespace="http://www.osoa.org/xmlns/mock/0.9"
+	elementFormDefault="qualified"
+	xmlns:mock="http://www.osoa.org/xmlns/mock/0.9"
+	xmlns:sca="http://www.osoa.org/xmlns/sca/0.9">
+
+	<import namespace="http://www.osoa.org/xmlns/sca/0.9"
+		schemaLocation="sca-core.xsd" />
+
+	<element name="implementation.mock" type="mock:MockImplementation"
+		substitutionGroup="sca:implementation" />
+	<complexType name="MockImplementation">
+		<complexContent>
+			<extension base="sca:Implementation">
+				<sequence>
+					<any namespace="##other" processContents="lax"
+						minOccurs="0" maxOccurs="unbounded" />
+				</sequence>
+				<attribute name="myAttr" type="NCName" use="required" />
+				<anyAttribute namespace="##any" processContents="lax" />
+			</extension>
+		</complexContent>
+	</complexType>
+</schema>
diff --git a/sandbox/event/modules/databinding-sdo/src/test/resources/stock.xsd b/sandbox/event/modules/databinding-sdo/src/test/resources/stock.xsd
new file mode 100644
index 0000000000..a0a6717371
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/test/resources/stock.xsd
@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+    * Licensed to the Apache Software Foundation (ASF) under one
+    * or more contributor license agreements.  See the NOTICE file
+    * distributed with this work for additional information
+    * regarding copyright ownership.  The ASF licenses this file
+    * to you under the Apache License, Version 2.0 (the
+    * "License"); you may not use this file except in compliance
+    * with the License.  You may obtain a copy of the License at
+    * 
+    *   http://www.apache.org/licenses/LICENSE-2.0
+    * 
+    * Unless required by applicable law or agreed to in writing,
+    * software distributed under the License is distributed on an
+    * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+    * KIND, either express or implied.  See the License for the
+    * specific language governing permissions and limitations
+    * under the License.    
+-->
+<schema targetNamespace="http://www.example.com/stock" xmlns="http://www.w3.org/2001/XMLSchema">
+    <!-- Faults -->
+    <element name="InvalidSymbolFault">
+        <complexType>
+            <sequence>
+                <element name="message" minOccurs="1" type="string" />
+                <element name="symbol" minOccurs="1" type="string" />
+            </sequence>
+        </complexType>
+    </element>
+
+    <element name="MarketClosedFault" type="string" />
+
+</schema>
\ No newline at end of file
diff --git a/sandbox/event/modules/databinding-sdo/src/test/resources/wrapper.xml b/sandbox/event/modules/databinding-sdo/src/test/resources/wrapper.xml
new file mode 100644
index 0000000000..2526629409
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/test/resources/wrapper.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+-->
+<p:op xmlns:p="http://www.example.com/wrapper" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://www.example.com/wrapper wrapper.xsd ">
+    <message>message</message>
+    <symbol>symbol</symbol>
+    <message>message1</message>
+    <symbol>symbol1</symbol>
+    <symbol>symbol2</symbol>
+</p:op>
diff --git a/sandbox/event/modules/databinding-sdo/src/test/resources/wrapper.xsd b/sandbox/event/modules/databinding-sdo/src/test/resources/wrapper.xsd
new file mode 100644
index 0000000000..ea4dc5f7f3
--- /dev/null
+++ b/sandbox/event/modules/databinding-sdo/src/test/resources/wrapper.xsd
@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+    * Licensed to the Apache Software Foundation (ASF) under one
+    * or more contributor license agreements.  See the NOTICE file
+    * distributed with this work for additional information
+    * regarding copyright ownership.  The ASF licenses this file
+    * to you under the Apache License, Version 2.0 (the
+    * "License"); you may not use this file except in compliance
+    * with the License.  You may obtain a copy of the License at
+    * 
+    *   http://www.apache.org/licenses/LICENSE-2.0
+    * 
+    * Unless required by applicable law or agreed to in writing,
+    * software distributed under the License is distributed on an
+    * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+    * KIND, either express or implied.  See the License for the
+    * specific language governing permissions and limitations
+    * under the License.    
+-->
+<schema targetNamespace="http://www.example.com/wrapper" xmlns="http://www.w3.org/2001/XMLSchema">
+    <!-- Faults -->
+    <element name="op">
+        <complexType>
+            <sequence maxOccurs="unbounded">
+                <element name="message" minOccurs="1" type="string" />
+                <element name="symbol" minOccurs="1" maxOccurs="3" type="string" />
+            </sequence>
+        </complexType>
+    </element>
+
+    <element name="opResponse">
+        <complexType>
+            <sequence maxOccurs="1">
+                <element name="price" minOccurs="1" maxOccurs="unbounded" type="string" />
+            </sequence>
+        </complexType>
+    </element>
+</schema>
\ No newline at end of file