Move Tuscany from Incubator to top level.

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@668359 13f79535-47bb-0310-9956-ffa450edef68

14 files changed, 891 insertions, 0 deletions

diff --git a/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/MetaObject.java b/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/MetaObject.java
new file mode 100644
index 0000000000..4c57cfe06b
--- /dev/null
+++ b/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/MetaObject.java
@@ -0,0 +1,37 @@
+/*
+ * 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.xstream;
+
+/**
+ * Wrapper for XObject
+ * @version $Rev$ $Date$
+ */
+public interface MetaObject {
+    void setName(String name);
+
+    String getName();
+
+    Class<?> getType();
+
+    String getID();
+
+    XObject getInstance();
+    //byte[] getByteCode();
+}
diff --git a/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/MetaObjectImpl.java b/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/MetaObjectImpl.java
new file mode 100644
index 0000000000..d223a4db23
--- /dev/null
+++ b/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/MetaObjectImpl.java
@@ -0,0 +1,95 @@
+/*
+ * 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.xstream;
+
+import java.io.FileNotFoundException;
+import java.io.IOException;
+
+/**
+ * Implementation of a wrapper for XObject.
+ *
+ * @version $Rev$ $Date$
+ */
+public class MetaObjectImpl implements MetaObject {
+    private String obID;
+    private String name;
+    private XObject obInstance;
+
+    //private byte[] bytecode = null;
+
+    public MetaObjectImpl() {
+        this.obID = Utils.uniqueID();
+    }
+
+    public MetaObjectImpl(XObject x) {
+        //this.name = path;
+        this.obID = Utils.uniqueID();
+        this.obInstance = x;
+
+        try {
+            initMetaOb(this.obInstance.getClass());
+
+        } catch (FileNotFoundException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (IOException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        }
+    }
+
+    private void initMetaOb(Class<?> class1) throws FileNotFoundException, IOException {
+        /*
+        File file = new File(cname);
+        DataInputStream cstream = new DataInputStream(new FileInputStream(file));
+        bytecode = new byte[(int)file.length()];
+        cstream.readFully(bytecode);
+        */
+        name = class1.getName();
+
+    }
+
+    public String getName() {
+        return this.name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getID() {
+        return obID;
+    }
+
+    public Class<?> getType() {
+
+        return this.obInstance.getClass();
+    }
+
+    public XObject getInstance() {
+        return this.obInstance;
+    }
+    /*
+     * TODO Add bytecode with Serialization
+    public byte[] getByteCode() {
+    	return bytecode;
+    }
+    */
+
+}
diff --git a/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/Node2XObject.java b/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/Node2XObject.java
new file mode 100644
index 0000000000..2b7fa9d506
--- /dev/null
+++ b/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/Node2XObject.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.xstream;
+
+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.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.w3c.dom.Node;
+
+import com.thoughtworks.xstream.XStream;
+import com.thoughtworks.xstream.io.xml.DomReader;
+
+/**
+ * DOM Node --> XStream transformer
+ * 
+ * @version $Rev$ $Date$
+ */
+public class Node2XObject extends BaseTransformer<Node, XObject> implements PullTransformer<Node, XObject> {
+
+    public XObject transform(Node source, TransformationContext context) {
+        try {
+            DomReader in = null;
+            if (source instanceof Document) {
+                in = new DomReader((Document)source);
+            } else if (source instanceof Element) {
+                in = new DomReader((Element)source);
+            }
+            XStream xs = new XStream();
+            return (XObject)xs.unmarshal(in);
+        } catch (Exception e) {
+            throw new TransformationException(e);
+        }
+    }
+
+    @Override
+    public Class<Node> getSourceType() {
+        return Node.class;
+    }
+
+    @Override
+    public Class<XObject> getTargetType() {
+        return XObject.class;
+    }
+
+    @Override
+    public int getWeight() {
+        return 10;
+    }
+
+}
diff --git a/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/OMElement2XObject.java b/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/OMElement2XObject.java
new file mode 100644
index 0000000000..a465e92e65
--- /dev/null
+++ b/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/OMElement2XObject.java
@@ -0,0 +1,76 @@
+/*
+ * 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.xstream;
+
+import java.io.StringWriter;
+
+import javax.xml.stream.XMLStreamException;
+
+import org.apache.axiom.om.OMElement;
+import org.apache.tuscany.sca.databinding.PullTransformer;
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sca.databinding.impl.BaseTransformer;
+
+import com.thoughtworks.xstream.XStream;
+
+/**
+ * Job DataObject --> AXIOM OMElement transformer
+ * 
+ * @version $Rev$ $Date$
+ */
+public class OMElement2XObject extends BaseTransformer<OMElement, XObject> implements
+    PullTransformer<OMElement, XObject> {
+
+    public XObject transform(OMElement source, TransformationContext context) {
+
+        XStream xs = new XStream();
+        xs.alias("xobject", MetaObjectImpl.class);
+        MetaObjectImpl mo;
+        try {
+            java.io.StringWriter writer = new StringWriter();
+            source.serialize(writer);
+            String w = writer.toString();
+            // FIXME: a better way to get eliminate param0
+            w = w.replaceAll("param0", "xobject");
+            w = w.replaceAll("xmlns=\"\"", "");
+            mo = (MetaObjectImpl)xs.fromXML(w.trim());
+            return mo.getInstance();
+        } catch (XMLStreamException e) {
+
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+    @Override
+    public Class<OMElement> getSourceType() {
+        return OMElement.class;
+    }
+
+    @Override
+    public Class<XObject> getTargetType() {
+        return XObject.class;
+    }
+
+    @Override
+    public int getWeight() {
+        return 10;
+    }
+
+}
diff --git a/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/Utils.java b/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/Utils.java
new file mode 100644
index 0000000000..d819975910
--- /dev/null
+++ b/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/Utils.java
@@ -0,0 +1,79 @@
+/*
+ * 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.xstream;
+
+import java.io.IOException;
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+import java.security.SecureRandom;
+
+/**
+ * Utility methods.
+ *
+ * @version $Rev$ $Date$
+ */
+public class Utils {
+    public static String toBase64(byte[] array) {
+        String code = null;
+        code = new sun.misc.BASE64Encoder().encode(array);
+        return code;
+    }
+
+    public static byte[] fromBase64(String bytecode) {
+        byte[] dec = null;
+        try {
+            dec = new sun.misc.BASE64Decoder().decodeBuffer(bytecode);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+        return dec;
+    }
+
+    public static String uniqueID() {
+        try {
+            //Initialize SecureRandom
+            //This is a lengthy operation, to be done only upon
+            //initialization of the application
+            SecureRandom prng = SecureRandom.getInstance("SHA1PRNG");
+
+            //generate a random number
+            String randomNum = Integer.toString(prng.nextInt());
+
+            //get its digest
+            MessageDigest sha = MessageDigest.getInstance("SHA-1");
+            byte[] result = sha.digest(randomNum.getBytes());
+            return hexEncode(result);
+        } catch (NoSuchAlgorithmException ex) {
+            ex.printStackTrace();
+        }
+        return null;
+    }
+
+    private static String hexEncode(byte[] aInput) {
+        StringBuffer result = new StringBuffer();
+        char[] digits = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};
+        for (int idx = 0; idx < aInput.length; ++idx) {
+            byte b = aInput[idx];
+            result.append(digits[(b & 0xf0) >> 4]);
+            result.append(digits[b & 0x0f]);
+        }
+        return result.toString();
+    }
+
+}
diff --git a/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/XObject.java b/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/XObject.java
new file mode 100644
index 0000000000..21112efcf5
--- /dev/null
+++ b/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/XObject.java
@@ -0,0 +1,28 @@
+/*
+ * 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.xstream;
+
+/**
+ * Marker interface for XStream Serializable objects
+ * 
+ * @version $Rev$ $Date$
+ */
+// FIXME: Why do we require a marker interface?
+public interface XObject {
+}
diff --git a/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/XObject2Node.java b/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/XObject2Node.java
new file mode 100644
index 0000000000..98e0e69f9b
--- /dev/null
+++ b/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/XObject2Node.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.xstream;
+
+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 com.thoughtworks.xstream.XStream;
+import com.thoughtworks.xstream.io.xml.DomWriter;
+
+/**
+ * XObject --> DOM Node transformer
+ * 
+ * @version $Rev$ $Date$
+ */
+public class XObject2Node extends BaseTransformer<XObject, Node> implements PullTransformer<XObject, Node> {
+
+    public Node transform(XObject source, TransformationContext context) {
+        try {
+            MetaObject mj = new MetaObjectImpl(source);
+            Document root = DOMHelper.newDocument();
+            DomWriter out = new DomWriter(DOMHelper.newDocument());
+            XStream xs = new XStream();
+            xs.alias("xobject", mj.getClass());
+            xs.marshal(source, out);
+            DOMHelper.adjustElementName(context, root.getDocumentElement());
+            return root;
+        } catch (Exception e) {
+            throw new TransformationException(e);
+        }
+    }
+
+    @Override
+    public Class<XObject> getSourceType() {
+        return XObject.class;
+    }
+
+    @Override
+    public Class<Node> getTargetType() {
+        return Node.class;
+    }
+
+    @Override
+    public int getWeight() {
+        return 10;
+    }
+
+}
diff --git a/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/XObject2OMElement.java b/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/XObject2OMElement.java
new file mode 100644
index 0000000000..ff4305491a
--- /dev/null
+++ b/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/XObject2OMElement.java
@@ -0,0 +1,106 @@
+/*
+ * 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.xstream;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+
+import javax.xml.namespace.QName;
+
+import org.apache.axiom.om.OMAbstractFactory;
+import org.apache.axiom.om.OMElement;
+import org.apache.axiom.om.OMFactory;
+import org.apache.axiom.om.OMNamespace;
+import org.apache.axiom.om.impl.builder.StAXOMBuilder;
+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.interfacedef.DataType;
+import org.apache.tuscany.sca.interfacedef.util.XMLType;
+
+import com.thoughtworks.xstream.XStream;
+
+/**
+ * XObject --> AXIOM OMElement transformer
+ * 
+ * @version $Rev$ $Date$
+ */
+public class XObject2OMElement extends BaseTransformer<XObject, OMElement> implements
+    PullTransformer<XObject, OMElement> {
+
+    public OMElement transform(XObject source, TransformationContext context) {
+        MetaObject mj = new MetaObjectImpl(source);
+        OMElement element = null;
+        ByteArrayOutputStream out = new ByteArrayOutputStream();
+        XStream xs = new XStream();
+        xs.alias("xobject", mj.getClass());
+        xs.toXML(mj, out);
+        /* TODO: Maybe a base64 conversion...? or not?
+         *  ie. new ByteArrayInputStream(Utils.toBase64(out.toByteArray()).getBytes())
+         */
+        try {
+            // what's better this one:
+            StAXOMBuilder builder = new StAXOMBuilder(new ByteArrayInputStream(out.toByteArray()));
+            // or this one:
+            //  StaAXOMBuilder builder = new StAXOMBuilder(new ByteArrayInputStream(Utils.toBase64(out.toByteArray()).getBytes()))
+            element = builder.getDocumentElement();
+            adjustElementName(context, element);
+        } catch (Exception e) {
+            throw new TransformationException(e);
+        }
+        return element;
+
+    }
+
+    private static void adjustElementName(TransformationContext context, OMElement element) {
+        if (context != null) {
+            DataType dataType = context.getTargetDataType();
+            Object logical = dataType == null ? null : dataType.getLogical();
+            if (!(logical instanceof XMLType)) {
+                return;
+            }
+            XMLType xmlType = (XMLType)logical;
+            if (xmlType.isElement() && !xmlType.getElementName().equals(element.getQName())) {
+                // FIXME:: Throw exception or switch to the new Element?
+                OMFactory factory = OMAbstractFactory.getOMFactory();
+                QName name = xmlType.getElementName();
+                OMNamespace namespace = factory.createOMNamespace(name.getNamespaceURI(), name.getPrefix());
+                element.setNamespace(namespace);
+                element.setLocalName(name.getLocalPart());
+            }
+        }
+    }
+
+    @Override
+    public Class<XObject> getSourceType() {
+        return XObject.class;
+    }
+
+    @Override
+    public Class<OMElement> getTargetType() {
+        return OMElement.class;
+    }
+
+    @Override
+    public int getWeight() {
+        return 10;
+    }
+
+}
diff --git a/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/XObjectDataBinding.java b/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/XObjectDataBinding.java
new file mode 100644
index 0000000000..6e5ac29423
--- /dev/null
+++ b/java/sca/modules/databinding-xstream/src/main/java/org/apache/tuscany/sca/databinding/xstream/XObjectDataBinding.java
@@ -0,0 +1,38 @@
+/*
+ * 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.xstream;
+
+import org.apache.tuscany.sca.databinding.impl.BaseDataBinding;
+
+/**
+ * DataBinding for Jobs
+ *
+ * @version $Rev$ $Date$
+ */
+public class XObjectDataBinding extends BaseDataBinding {
+
+    public static final String NAME = XObject.class.getName();
+    public static final String[] ALIASES = new String[] {"xobject"};
+
+    public XObjectDataBinding() {
+        super(NAME, ALIASES, XObject.class);
+    }
+
+}
diff --git a/java/sca/modules/databinding-xstream/src/main/resources/META-INF/services/org.apache.tuscany.sca.databinding.DataBinding b/java/sca/modules/databinding-xstream/src/main/resources/META-INF/services/org.apache.tuscany.sca.databinding.DataBinding
new file mode 100644
index 0000000000..f501ef2dc6
--- /dev/null
+++ b/java/sca/modules/databinding-xstream/src/main/resources/META-INF/services/org.apache.tuscany.sca.databinding.DataBinding
@@ -0,0 +1,20 @@
+# 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.xstream.XObjectDataBinding;type=org.apache.tuscany.sca.databinding.xstream.XObject,name=xobject

+

diff --git a/java/sca/modules/databinding-xstream/src/main/resources/META-INF/services/org.apache.tuscany.sca.databinding.PullTransformer b/java/sca/modules/databinding-xstream/src/main/resources/META-INF/services/org.apache.tuscany.sca.databinding.PullTransformer
new file mode 100644
index 0000000000..a733ad7b7d
--- /dev/null
+++ b/java/sca/modules/databinding-xstream/src/main/resources/META-INF/services/org.apache.tuscany.sca.databinding.PullTransformer
@@ -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.xstream.XObject2OMElement;source=org.apache.tuscany.sca.databinding.xstream.XObject,target=org.apache.axiom.om.OMElement,weight=10

+org.apache.tuscany.sca.databinding.xstream.OMElement2XObject;source=org.apache.axiom.om.OMElement,target=org.apache.tuscany.sca.databinding.xstream.XObject,weight=10

diff --git a/java/sca/modules/databinding-xstream/src/test/resources/ipo.xml b/java/sca/modules/databinding-xstream/src/test/resources/ipo.xml
new file mode 100644
index 0000000000..1699538d62
--- /dev/null
+++ b/java/sca/modules/databinding-xstream/src/test/resources/ipo.xml
@@ -0,0 +1,48 @@
+<?xml version="1.0"?>
+<!--
+    * 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.    
+-->
+<ipo:purchaseOrder xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ipo="http://www.example.com/IPO"
+    xsi:schemaLocation="http://www.example.com/IPO ipo.xsd" orderDate="1999-12-01">
+
+    <shipTo exportCode="1" xsi:type="ipo:UKAddress">
+        <name>Helen Zoe</name>
+        <street>47 Eden Street</street>
+        <city>Cambridge</city>
+        <postcode>CB1 1JR</postcode>
+    </shipTo>
+
+    <billTo xsi:type="ipo:USAddress">
+        <name>Robert Smith</name>
+        <street>8 Oak Avenue</street>
+        <city>Old Town</city>
+        <state>PA</state>
+        <zip>95819</zip>
+    </billTo>
+
+    <items>
+        <item partNum="833-AA">
+            <productName>Lapis necklace</productName>
+            <quantity>1</quantity>
+            <USPrice>99.95</USPrice>
+            <ipo:comment>Want this for the holidays</ipo:comment>
+            <shipDate>1999-12-05</shipDate>
+        </item>
+    </items>
+</ipo:purchaseOrder>
+
diff --git a/java/sca/modules/databinding-xstream/src/test/resources/ipo.xsd b/java/sca/modules/databinding-xstream/src/test/resources/ipo.xsd
new file mode 100644
index 0000000000..aac7ded180
--- /dev/null
+++ b/java/sca/modules/databinding-xstream/src/test/resources/ipo.xsd
@@ -0,0 +1,132 @@
+<!--
+    * 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/java/sca/modules/databinding-xstream/src/test/resources/order.wsdl b/java/sca/modules/databinding-xstream/src/test/resources/order.wsdl
new file mode 100644
index 0000000000..65da5b602a
--- /dev/null
+++ b/java/sca/modules/databinding-xstream/src/test/resources/order.wsdl
@@ -0,0 +1,76 @@
+<?xml version="1.0"?>

+<!--

+    * 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.    

+-->

+<definitions name="StockQuote" targetNamespace="http://example.com/order.wsdl" xmlns:tns="http://example.com/order.wsdl"

+    xmlns:xsd1="http://example.com/order.xsd" xmlns:xsd="http://www.w3.org/2001/XMLSchema"

+    xmlns="http://schemas.xmlsoap.org/wsdl/">

+

+    <types>

+        <schema targetNamespace="http://example.com/order.xsd" xmlns="http://www.w3.org/2001/XMLSchema"

+            xmlns:ipo="http://www.example.com/IPO">

+            <import namespace="http://www.example.com/IPO" schemaLocation="ipo.xsd" />

+            <element name="checkOrderStatus">

+                <complexType>

+                    <sequence>

+                        <element name="customerId" type="string" />

+                        <element name="order" type="ipo:PurchaseOrderType" />

+                        <element name="flag" type="int" />

+                    </sequence>

+                </complexType>

+            </element>

+            <element name="checkOrderStatusResponse">

+                <complexType>

+                    <sequence>

+                        <element name="status" type="string" />

+                    </sequence>

+                </complexType>

+            </element>

+            <element name="note" type="string" />

+        </schema>

+    </types>

+

+    <message name="CheckOrderStatusInput1">

+        <part name="body" element="xsd1:checkOrderStatus" />

+    </message>

+

+    <message name="CheckOrderStatusOutput1">

+        <part name="body" element="xsd1:checkOrderStatusResponse" />

+    </message>

+

+    <message name="CheckOrderStatusInput2">

+        <part name="p1" element="xsd1:checkOrderStatus" />

+        <part name="p2" element="xsd1:note" />

+    </message>

+

+    <message name="CheckOrderStatusOutput2">

+        <part name="p1" element="xsd1:checkOrderStatusResponse" />

+    </message>

+

+    <portType name="OrderPortType">

+        <operation name="checkOrderStatus">

+            <input message="tns:CheckOrderStatusInput1" />

+            <output message="tns:CheckOrderStatusOutput1" />

+        </operation>

+        <operation name="checkOrderStatus2">

+            <input message="tns:CheckOrderStatusInput2" />

+            <output message="tns:CheckOrderStatusOutput2" />

+        </operation>

+    </portType>

+

+</definitions>
\ No newline at end of file