Move Tuscany from Incubator to top level.

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

10 files changed, 809 insertions, 0 deletions

diff --git a/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaExport.java b/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaExport.java
new file mode 100644
index 0000000000..41e93ec148
--- /dev/null
+++ b/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaExport.java
@@ -0,0 +1,43 @@
+/*
+ * 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.contribution.java;
+
+import org.apache.tuscany.sca.contribution.Export;
+
+/**
+ * Base Java Export model interface
+ * 
+ * @version $Rev$ $Date$
+ */
+public interface JavaExport extends Export {
+    /**
+     * Get java package that identifies the import
+     * 
+     * @return The package name
+     */
+    String getPackage();
+
+    /**
+     * Set java package that identifies the import
+     * 
+     * @param packageName The package name
+     */
+    void setPackage(String packageName);
+}
diff --git a/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaImport.java b/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaImport.java
new file mode 100644
index 0000000000..d3568f6283
--- /dev/null
+++ b/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaImport.java
@@ -0,0 +1,58 @@
+/*
+ * 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.contribution.java;
+
+import org.apache.tuscany.sca.contribution.Import;
+
+/**
+ * Base Java Import model interface
+ * 
+ * @version $Rev$ $Date$
+ */
+public interface JavaImport extends Import {
+
+    /**
+     * Get the location used to resolve the definitions for this import
+     * 
+     * @return The import location
+     */
+    String getLocation();
+
+    /**
+     * Set the location used to resolve the definitions for this import
+     * 
+     * @param location The import location
+     */
+    void setLocation(String location);
+
+    /**
+     * Get java package that identifies the import
+     * 
+     * @return The package name
+     */
+    String getPackage();
+
+    /**
+     * Set java package that identifies the import
+     * 
+     * @param packageName The package name
+     */
+    void setPackage(String packageName);
+}
diff --git a/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaImportExportFactory.java b/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaImportExportFactory.java
new file mode 100644
index 0000000000..af2ca9cd57
--- /dev/null
+++ b/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaImportExportFactory.java
@@ -0,0 +1,42 @@
+/*

+ * 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.contribution.java;

+

+/**

+ * Base Java Import/Export model factory

+ * 

+ * @version $Rev$ $Date$

+ */

+public interface JavaImportExportFactory {

+

+    /**

+     * Create a java import model object

+     * 

+     * @return The new JavaImport model object

+     */

+    JavaImport createJavaImport();

+    

+    /**

+     * Create a java export model object

+     * 

+     * @return The new JavaExport model object

+     */

+    JavaExport createJavaExport();

+}

diff --git a/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassReferenceModelResolver.java b/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassReferenceModelResolver.java
new file mode 100644
index 0000000000..4975c7b9e1
--- /dev/null
+++ b/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassReferenceModelResolver.java
@@ -0,0 +1,140 @@
+/*

+ * 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.contribution.java.impl;

+

+import java.lang.ref.WeakReference;

+import java.lang.reflect.Constructor;

+import java.util.HashMap;

+import java.util.Map;

+

+import org.apache.tuscany.sca.contribution.Contribution;

+import org.apache.tuscany.sca.contribution.Import;

+import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint;

+import org.apache.tuscany.sca.contribution.java.JavaImport;

+import org.apache.tuscany.sca.contribution.resolver.ClassReference;

+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;

+

+/**

+ * A Model Resolver for ClassReferences.

+ *

+ * @version $Rev: 557916 $ $Date: 2007-07-20 01:04:40 -0700 (Fri, 20 Jul 2007) $

+ */

+public class ClassReferenceModelResolver implements ModelResolver {

+    private Contribution contribution;

+    protected WeakReference<ClassLoader> classLoader;

+    private Map<String, ClassReference> map = new HashMap<String, ClassReference>();

+

+    private ModelResolver osgiResolver;

+

+    public ClassReferenceModelResolver(Contribution contribution, ModelFactoryExtensionPoint modelFactories) {

+        this.contribution = contribution;

+        //FIXME The classloader should be passed in

+        this.classLoader = new WeakReference<ClassLoader>(Thread.currentThread().getContextClassLoader());

+

+        try {

+            Class osgiResolverClass =

+                Class.forName("org.apache.tuscany.sca.contribution.osgi.impl.OSGiClassReferenceModelResolver");

+            if (osgiResolverClass != null) {

+                Constructor constructor =

+                    osgiResolverClass.getConstructor(Contribution.class, ModelFactoryExtensionPoint.class);

+                this.osgiResolver = (ModelResolver)constructor.newInstance(contribution, modelFactories);

+            }

+        } catch (Exception e) {

+        }

+    }

+

+    public void addModel(Object resolved) {

+        ClassReference clazz = (ClassReference)resolved;

+        map.put(clazz.getClassName(), clazz);

+    }

+

+    public Object removeModel(Object resolved) {

+        return map.remove(((ClassReference)resolved).getClassName());

+    }

+

+    /**

+     * Handle artifact resolution when the specific class reference is imported from another contribution

+     * @param unresolved

+     * @return

+     */

+    private ClassReference resolveImportedModel(ClassReference unresolved) {

+        ClassReference resolved = unresolved;

+

+        if (this.contribution != null) {

+            for (Import import_ : this.contribution.getImports()) {

+                if (import_ instanceof JavaImport) {

+                    JavaImport javaImport = (JavaImport)import_;

+                    String packageName = javaImport.getPackage();

+                    if (javaImport.getPackage().equals(packageName)) {

+                        // Delegate the resolution to the import resolver

+                        resolved = import_.getModelResolver().resolveModel(ClassReference.class, unresolved);

+                    }

+                }

+            }

+

+        }

+        return resolved;

+    }

+

+    public <T> T resolveModel(Class<T> modelClass, T unresolved) {

+        Object resolved = map.get(unresolved);

+

+        if (resolved != null) {

+            return modelClass.cast(resolved);

+        }

+

+        //Load a class on demand

+        Class clazz = null;

+

+        try {

+            clazz = Class.forName(((ClassReference)unresolved).getClassName(), true, classLoader.get());

+        } catch (ClassNotFoundException e) {

+            //we will later try to delegate to imported model resolvers

+            if (osgiResolver != null) {

+                resolved = osgiResolver.resolveModel(modelClass, unresolved);

+                clazz = ((ClassReference)resolved).getJavaClass();

+            }

+        }

+

+        if (clazz != null) {

+            //if we load the class            

+            // Store a new ClassReference wrappering the loaded class

+            ClassReference classReference = new ClassReference(clazz);

+            map.put(getPackageName(classReference), classReference);

+

+            // Return the resolved ClassReference

+            return modelClass.cast(classReference);

+        } else {

+            //delegate resolution of the class

+            resolved = this.resolveImportedModel((ClassReference)unresolved);

+            return modelClass.cast(resolved);

+        }

+

+    }

+

+    /***************

+     * Helper methods

+     ***************/

+

+    private String getPackageName(ClassReference clazz) {

+        int pos = clazz.getClassName().lastIndexOf(".");

+        return clazz.getClassName().substring(0, pos - 1);

+    }

+}

diff --git a/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportImpl.java b/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportImpl.java
new file mode 100644
index 0000000000..3139dbcaec
--- /dev/null
+++ b/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportImpl.java
@@ -0,0 +1,57 @@
+/*
+ * 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.contribution.java.impl;
+
+import org.apache.tuscany.sca.contribution.java.JavaExport;
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+
+/**
+ * Implementation of a Java Import model
+ * 
+ * @version $Rev$ $Date$
+ */
+public class JavaExportImpl implements JavaExport {
+    private ModelResolver modelResolver;
+    /**
+     * Java package being exported
+     */
+    private String packageName;
+
+    public JavaExportImpl() {
+        super();
+    }
+
+    public String getPackage() {
+        return this.packageName;
+    }
+
+    public void setPackage(String packageName) {
+        this.packageName = packageName;
+    }
+
+    public ModelResolver getModelResolver() {
+        return modelResolver;
+    }
+
+    public void setModelResolver(ModelResolver modelResolver) {
+        this.modelResolver = modelResolver;
+    }
+
+}
diff --git a/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportProcessor.java b/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportProcessor.java
new file mode 100644
index 0000000000..840c4e2f02
--- /dev/null
+++ b/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportProcessor.java
@@ -0,0 +1,120 @@
+/*
+ * 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.contribution.java.impl;
+
+import static javax.xml.stream.XMLStreamConstants.START_ELEMENT;
+
+import javax.xml.namespace.QName;
+import javax.xml.stream.XMLStreamConstants;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+import javax.xml.stream.XMLStreamWriter;
+
+import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint;
+import org.apache.tuscany.sca.contribution.java.JavaExport;
+import org.apache.tuscany.sca.contribution.java.JavaImportExportFactory;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+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;
+
+/**
+ * Artifact processor for Java Export
+ * 
+ * @version $Rev$ $Date$
+ */
+public class JavaExportProcessor implements StAXArtifactProcessor<JavaExport> {
+    private static final String SCA10_NS = "http://www.osoa.org/xmlns/sca/1.0";
+    
+    private static final QName EXPORT_JAVA = new QName(SCA10_NS, "export.java");
+    
+    private static final String PACKAGE = "package";
+    
+    private final JavaImportExportFactory factory;
+    
+    public JavaExportProcessor(ModelFactoryExtensionPoint modelFactories) {
+        super();
+        this.factory = modelFactories.getFactory(JavaImportExportFactory.class);
+    }
+
+    public QName getArtifactType() {
+        return EXPORT_JAVA;
+    }
+    
+    public Class<JavaExport> getModelType() {
+        return JavaExport.class;
+    }
+    
+    /**
+     * Process <export package=""/>
+     */
+    public JavaExport read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException {
+        JavaExport javaExport = this.factory.createJavaExport();
+        QName element = null;
+        
+        while (reader.hasNext()) {
+            int event = reader.getEventType();
+            switch (event) {
+                case START_ELEMENT:
+                    element = reader.getName();
+                    
+                    // Read <export.java>
+                    if (EXPORT_JAVA.equals(element)) {
+                        String packageName = reader.getAttributeValue(null, PACKAGE);
+                        if (packageName == null) {
+                            throw new ContributionReadException("Attribute 'package' is missing");
+                        }
+                        
+                        javaExport.setPackage(packageName);
+                    }
+                    break;
+                case XMLStreamConstants.END_ELEMENT:
+                    if (EXPORT_JAVA.equals(reader.getName())) {
+                        return javaExport;
+                    }
+                    break;        
+            }
+            
+            //Read the next element
+            if (reader.hasNext()) {
+                reader.next();
+            }
+        }
+        
+        return javaExport;
+    }
+
+    public void write(JavaExport javaExport, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException {
+        
+        // Write <export.java>
+        writer.writeStartElement(EXPORT_JAVA.getNamespaceURI(), EXPORT_JAVA.getLocalPart());
+        
+        if (javaExport.getPackage() != null) {
+            writer.writeAttribute(PACKAGE, javaExport.getPackage());
+        }
+        
+        writer.writeEndElement();
+    }
+
+    public void resolve(JavaExport model, ModelResolver resolver) throws ContributionResolveException {
+        
+    }
+}
diff --git a/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportExportFactoryImpl.java b/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportExportFactoryImpl.java
new file mode 100644
index 0000000000..e5dc397f4e
--- /dev/null
+++ b/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportExportFactoryImpl.java
@@ -0,0 +1,41 @@
+/*

+ * 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.contribution.java.impl;

+

+import org.apache.tuscany.sca.contribution.java.JavaExport;

+import org.apache.tuscany.sca.contribution.java.JavaImport;

+import org.apache.tuscany.sca.contribution.java.JavaImportExportFactory;

+

+/**

+ * Java Import/Export Factory implementation

+ * 

+ * @version $Rev$ $Date$

+ */

+public class JavaImportExportFactoryImpl implements JavaImportExportFactory {

+

+    public JavaImport createJavaImport() {

+        return new JavaImportImpl();

+    }

+    

+    public JavaExport createJavaExport() {

+        return new JavaExportImpl();

+    }

+

+}

diff --git a/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportExportListener.java b/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportExportListener.java
new file mode 100644
index 0000000000..8f12bf994c
--- /dev/null
+++ b/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportExportListener.java
@@ -0,0 +1,94 @@
+/*

+ * 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.contribution.java.impl;

+

+import org.apache.tuscany.sca.contribution.Contribution;

+import org.apache.tuscany.sca.contribution.Export;

+import org.apache.tuscany.sca.contribution.Import;

+import org.apache.tuscany.sca.contribution.java.JavaExport;

+import org.apache.tuscany.sca.contribution.java.JavaImport;

+import org.apache.tuscany.sca.contribution.resolver.DefaultImportAllModelResolver;

+import org.apache.tuscany.sca.contribution.service.ContributionListener;

+import org.apache.tuscany.sca.contribution.service.ContributionRepository;

+

+/**

+ * Java Import/Export contribution listener

+ * The listener would process all import/export from a given contribution 

+ * and initialize the model resolvers properly

+ * 

+ * @version $Rev$ $Date$

+ */

+public class JavaImportExportListener implements ContributionListener {

+

+    /**

+     * Initialize the import/export model resolvers

+     * Export model resolvers are same as Contribution model resolver

+     * Import model resolvers are matched to a specific contribution if a location uri is specified, 

+     *    otherwise it try to resolve agains all the other contributions

+     */

+    public void contributionAdded(ContributionRepository repository, Contribution contribution) {

+        // Initialize the contribution exports

+        for (Export export: contribution.getExports()) {

+            export.setModelResolver(contribution.getModelResolver());

+        }

+        

+        // Initialize the contribution imports

+        for (Import import_: contribution.getImports()) {

+            boolean initialized = false;

+            if(import_ instanceof JavaImport) {

+                JavaImport javaImport = (JavaImport) import_;

+                

+                //Find a matching contribution

+                if(javaImport.getLocation() != null) {

+                    Contribution targetContribution = repository.getContribution(javaImport.getLocation());

+                    if (targetContribution != null) {

+                    

+                        // Find a matching contribution export

+                        for (Export export: targetContribution.getExports()) {

+                            if (export instanceof JavaExport) {

+                                JavaExport javaExport = (JavaExport)export;

+                                if (javaImport.getPackage().equals(javaExport.getPackage())) {

+                                    javaImport.setModelResolver(javaExport.getModelResolver());

+                                    initialized = true;

+                                    break;

+                                }

+                            }

+                        }

+                    }                    

+                }

+

+                //if no location was specified, try to resolve with any contribution

+                if (!initialized) {

+                    //Use a resolver that will consider all contributions

+                    import_.setModelResolver(new DefaultImportAllModelResolver(import_, repository.getContributions()));

+                }

+            }

+        }

+    }

+

+    public void contributionRemoved(ContributionRepository repository, Contribution contribution) {

+

+    }

+

+    public void contributionUpdated(ContributionRepository repository, Contribution oldContribution, Contribution contribution) {

+

+    }

+

+}

diff --git a/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportImpl.java b/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportImpl.java
new file mode 100644
index 0000000000..d461574b2b
--- /dev/null
+++ b/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportImpl.java
@@ -0,0 +1,87 @@
+/*
+ * 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.contribution.java.impl;
+
+import org.apache.tuscany.sca.contribution.Export;
+import org.apache.tuscany.sca.contribution.java.JavaExport;
+import org.apache.tuscany.sca.contribution.java.JavaImport;
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+
+/**
+ * Implementation of a Java Import model
+ * 
+ * @version $Rev$ $Date$
+ */
+public class JavaImportImpl implements JavaImport {
+    private ModelResolver modelResolver;
+    /**
+     * Java package name being imported
+     */
+    private String packageName;
+    /**
+     * Contribution URI where the artifact is imported from
+     */
+    private String location;
+    
+    public JavaImportImpl() {
+        super();
+    }
+
+    public String getLocation() {
+        return this.location;
+    }
+
+    public void setLocation(String location) {
+        this.location = location;
+    }
+
+    public String getPackage() {
+        return this.packageName;
+    }
+
+    public void setPackage(String packageName) {
+        this.packageName = packageName;
+    }
+
+    public ModelResolver getModelResolver() {
+        return this.modelResolver;
+    }
+
+    public void setModelResolver(ModelResolver modelResolver) {
+        this.modelResolver = modelResolver;
+    }
+
+    /**
+     * Match a JavaImport to a given JavaExport based on :
+     *    location is not provided
+     *    import and export packages match
+     */
+    public boolean match(Export export) {
+        if(export instanceof JavaExport) {
+            if(this.getLocation() == null || this.getLocation().length() == 0) {
+                if (this.getPackage().equals(((JavaExport)export).getPackage())) {
+                    return true;
+                }
+            }
+        }
+        
+        return false;
+    }
+}
diff --git a/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportProcessor.java b/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportProcessor.java
new file mode 100644
index 0000000000..24612b0450
--- /dev/null
+++ b/branches/sca-java-1.0.1/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportProcessor.java
@@ -0,0 +1,127 @@
+/*
+ * 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.contribution.java.impl;
+
+import static javax.xml.stream.XMLStreamConstants.START_ELEMENT;
+
+import javax.xml.namespace.QName;
+import javax.xml.stream.XMLStreamConstants;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+import javax.xml.stream.XMLStreamWriter;
+
+import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint;
+import org.apache.tuscany.sca.contribution.java.JavaImport;
+import org.apache.tuscany.sca.contribution.java.JavaImportExportFactory;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+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;
+
+/**
+ * Artifact Processor for Java Imports
+ * 
+ * @version $Rev$ $Date$
+ */
+public class JavaImportProcessor  implements StAXArtifactProcessor<JavaImport> {
+    private static final String SCA10_NS = "http://www.osoa.org/xmlns/sca/1.0";
+    
+    private static final QName IMPORT_JAVA = new QName(SCA10_NS, "import.java");
+
+    private static final String PACKAGE = "package";
+    private static final String LOCATION = "location";
+    
+    private final JavaImportExportFactory factory;
+    
+    public JavaImportProcessor(ModelFactoryExtensionPoint modelFactories) {
+        super();
+        this.factory = modelFactories.getFactory(JavaImportExportFactory.class);
+    }
+    
+    public QName getArtifactType() {
+        return IMPORT_JAVA;
+    }
+    
+    public Class<JavaImport> getModelType() {
+        return JavaImport.class;
+    }
+
+    /**
+     * Process <import.java package="" location=""/>
+     */
+    public JavaImport read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException {
+        JavaImport javaImport = this.factory.createJavaImport();
+        QName element = null;
+        
+        while (reader.hasNext()) {
+            int event = reader.getEventType();
+            switch (event) {
+                case START_ELEMENT:
+                    element = reader.getName();
+
+                    // Read <import.java>
+                    if (IMPORT_JAVA.equals(element)) {
+                        String packageName = reader.getAttributeValue(null, PACKAGE);
+                        if (packageName == null) {
+                            throw new ContributionReadException("Attribute 'package' is missing");
+                        }
+                        
+                        String location = reader.getAttributeValue(null, LOCATION);
+                        javaImport.setPackage(packageName);
+                        javaImport.setLocation(location);
+                    }
+                    break;
+                case XMLStreamConstants.END_ELEMENT:
+                    if (IMPORT_JAVA.equals(reader.getName())) {
+                        return javaImport;
+                    }
+                    break;        
+            }
+            
+            // Read the next element
+            if (reader.hasNext()) {
+                reader.next();
+            }
+        }
+        
+        return javaImport;
+    }
+
+    public void write(JavaImport javaImport, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException {
+        
+        // Write <import.java>
+        writer.writeStartElement(IMPORT_JAVA.getNamespaceURI(), IMPORT_JAVA.getLocalPart());
+        
+        if (javaImport.getPackage() != null) {
+            writer.writeAttribute(PACKAGE, javaImport.getPackage());
+        }
+        if (javaImport.getLocation() != null) {
+            writer.writeAttribute(LOCATION, javaImport.getLocation());
+        }
+        
+        writer.writeEndElement();
+    }
+
+
+    public void resolve(JavaImport model, ModelResolver resolver) throws ContributionResolveException {
+        
+    }
+}