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authorantelder <antelder@13f79535-47bb-0310-9956-ffa450edef68>2009-03-28 09:46:58 +0000
committerantelder <antelder@13f79535-47bb-0310-9956-ffa450edef68>2009-03-28 09:46:58 +0000
commit699d2df521ee26e343c53505a2ac1d546ba1965e (patch)
treebf474699526bcec86049d407b01a2d4b08757d69 /branches/sca-java-2.0-M2/modules/contribution-java/src
parent35f81a620ea2d8423a49d8630bcef1d69027f444 (diff)
Create M2 relese branch
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@759448 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'branches/sca-java-2.0-M2/modules/contribution-java/src')
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/DefaultJavaImportExportFactory.java30
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaExport.java43
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaImport.java58
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaImportExportFactory.java42
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassLoaderModelResolver.java159
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassReferenceModelResolver.java159
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ContributionClassLoader.java383
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportImpl.java58
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportModelResolver.java76
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportProcessor.java148
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportExportFactoryImpl.java41
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportImpl.java110
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportModelResolver.java62
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportProcessor.java153
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.java.JavaImportExportFactory18
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor19
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.resolver.ModelResolver17
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/main/resources/contribution-java-validation-messages.properties23
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/test/java/org/apache/tuscany/sca/contribution/java/impl/ClassReferenceArtifactResolverTestCase.java75
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/test/java/org/apache/tuscany/sca/contribution/java/impl/ContributionClassLoaderTestCase.java262
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/test/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportProcessorTestCase.java108
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/test/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportProcessorTestCase.java109
-rw-r--r--branches/sca-java-2.0-M2/modules/contribution-java/src/test/resources/deployables/sample-calculator.jarbin0 -> 26901 bytes
23 files changed, 2153 insertions, 0 deletions
diff --git a/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/DefaultJavaImportExportFactory.java b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/DefaultJavaImportExportFactory.java
new file mode 100644
index 0000000000..886c61c00a
--- /dev/null
+++ b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/DefaultJavaImportExportFactory.java
@@ -0,0 +1,30 @@
+/*
+ * 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.java.impl.JavaImportExportFactoryImpl;
+
+/**
+ * Default Java Import/Export Factory implementation
+ *
+ * @version $Rev$ $Date$
+ */
+public class DefaultJavaImportExportFactory extends JavaImportExportFactoryImpl implements JavaImportExportFactory {
+}
diff --git a/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaExport.java b/branches/sca-java-2.0-M2/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-2.0-M2/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-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaImport.java b/branches/sca-java-2.0-M2/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-2.0-M2/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-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaImportExportFactory.java b/branches/sca-java-2.0-M2/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-2.0-M2/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-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassLoaderModelResolver.java b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassLoaderModelResolver.java
new file mode 100644
index 0000000000..135b3fbb69
--- /dev/null
+++ b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassLoaderModelResolver.java
@@ -0,0 +1,159 @@
+/*
+ * 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.io.IOException;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.net.URLClassLoader;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Enumeration;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import org.apache.tuscany.sca.contribution.Contribution;
+import org.apache.tuscany.sca.contribution.Import;
+import org.apache.tuscany.sca.contribution.java.JavaImport;
+import org.apache.tuscany.sca.contribution.resolver.ClassReference;
+import org.apache.tuscany.sca.contribution.resolver.DefaultDelegatingModelResolver;
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+import org.apache.tuscany.sca.core.FactoryExtensionPoint;
+import org.apache.tuscany.sca.extensibility.ServiceDiscovery;
+
+/**
+ * A Model Resolver for ClassReferences.
+ *
+ * @version $Rev$ $Date$
+ */
+public class ClassLoaderModelResolver extends URLClassLoader implements ModelResolver {
+ private Contribution contribution;
+ private Map<String, ModelResolver> importResolvers = new HashMap<String, ModelResolver>();
+
+ private static ClassLoader parentClassLoader() {
+ ClassLoader parentClassLoader = ServiceDiscovery.getInstance().getServiceDiscoverer().getClass().getClassLoader();
+ return parentClassLoader;
+ }
+
+ public ClassLoaderModelResolver(final Contribution contribution, FactoryExtensionPoint modelFactories) throws MalformedURLException {
+ super(new URL[] {new URL(contribution.getLocation())}, parentClassLoader());
+ this.contribution = contribution;
+
+ // Index Java import resolvers by package name
+ Map<String, List<ModelResolver>> resolverMap = new HashMap<String, List<ModelResolver>>();
+ for (Import import_: this.contribution.getImports()) {
+ if (import_ instanceof JavaImport) {
+ JavaImport javaImport = (JavaImport)import_;
+ List<ModelResolver> resolvers = resolverMap.get(javaImport.getPackage());
+ if (resolvers == null) {
+ resolvers = new ArrayList<ModelResolver>();
+ resolverMap.put(javaImport.getPackage(), resolvers);
+ }
+ resolvers.add(javaImport.getModelResolver());
+ }
+ }
+
+ // Create a delegating model resolver for each imported package
+ for (Map.Entry<String, List<ModelResolver>> entry: resolverMap.entrySet()) {
+ importResolvers.put(entry.getKey(), new DefaultDelegatingModelResolver(entry.getValue()));
+ }
+ }
+
+ public void addModel(Object resolved) {
+ throw new IllegalStateException();
+ }
+
+ public Object removeModel(Object resolved) {
+ throw new IllegalStateException();
+ }
+
+ public <T> T resolveModel(Class<T> modelClass, T unresolved) {
+ if (!(unresolved instanceof ClassReference)) {
+ return unresolved;
+ }
+
+ try {
+
+ // Load the class and return a class reference for it
+ String className = ((ClassReference)unresolved).getClassName();
+ Class<?> clazz = Class.forName(className, true, this);
+ return modelClass.cast(new ClassReference(clazz));
+
+ } catch (ClassNotFoundException e) {
+ return unresolved;
+ } catch (NoClassDefFoundError e) {
+ return unresolved;
+ }
+ }
+
+ @Override
+ public URL findResource(String name) {
+
+ //TODO delegate to the Java import resolvers
+
+ URL url = super.findResource(name);
+ return url;
+ }
+
+ @Override
+ public Enumeration<URL> findResources(String name) throws IOException {
+
+ //TODO delegate to the Java import resolvers
+ //Enumeration<URL> importedResources;
+
+ Enumeration<URL> resources = super.findResources(name);
+ List<URL> allResources = new ArrayList<URL>();
+ //for (; importedResources.hasMoreElements(); ) {
+ // allResources.add(importedResources.nextElement());
+ //}
+ for (; resources.hasMoreElements(); ) {
+ allResources.add(resources.nextElement());
+ }
+ return Collections.enumeration(allResources);
+ }
+
+ @Override
+ protected Class<?> findClass(String name) throws ClassNotFoundException {
+
+ // Extract the package name
+ int d = name.lastIndexOf('.');
+ String packageName;
+ if (d != -1) {
+ packageName = name.substring(0, d);
+ } else {
+ packageName = null;
+ }
+
+ // First try to load the class using the Java import resolvers
+ ModelResolver importResolver = importResolvers.get(packageName);
+ if (importResolver != null) {
+ ClassReference classReference = importResolver.resolveModel(ClassReference.class, new ClassReference(name));
+ if (!classReference.isUnresolved()) {
+ return classReference.getJavaClass();
+ }
+ }
+
+ // Next, try to load the class from the current contribution
+ Class<?> clazz = super.findClass(name);
+ return clazz;
+ }
+
+}
diff --git a/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassReferenceModelResolver.java b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassReferenceModelResolver.java
new file mode 100644
index 0000000000..11e13ced11
--- /dev/null
+++ b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassReferenceModelResolver.java
@@ -0,0 +1,159 @@
+/*
+ * 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.security.AccessController;
+import java.security.PrivilegedAction;
+import java.util.HashMap;
+import java.util.Map;
+
+import org.apache.tuscany.sca.contribution.Contribution;
+import org.apache.tuscany.sca.contribution.resolver.ClassReference;
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+import org.apache.tuscany.sca.core.FactoryExtensionPoint;
+import org.apache.tuscany.sca.extensibility.ServiceDiscovery;
+
+/**
+ * A Model Resolver for ClassReferences.
+ * @deprecated Use ClassLoaderModelResolver instead
+ * @version $Rev: 557916 $ $Date: 2007-07-20 01:04:40 -0700 (Fri, 20 Jul 2007) $
+ */
+@Deprecated()
+public class ClassReferenceModelResolver implements ModelResolver {
+ private Contribution contribution;
+ private WeakReference<ClassLoader> classLoader;
+ private Map<String, ClassReference> map = new HashMap<String, ClassReference>();
+
+ private ModelResolver osgiResolver;
+
+ public ClassReferenceModelResolver(final Contribution contribution, FactoryExtensionPoint modelFactories) {
+ this.contribution = contribution;
+ if (this.contribution != null) {
+ // Allow privileged access to get ClassLoader. Requires RuntimePermission in security policy.
+ // ClassLoader cl = contribution.getClassLoader();
+ ClassLoader cl = AccessController.doPrivileged(new PrivilegedAction<ClassLoader>() {
+ public ClassLoader run() {
+ return contribution.getClassLoader();
+ }
+ });
+
+ if (cl == null) {
+ // Allow privileged access to get ClassLoader. Requires RuntimePermission in security policy.
+ //ClassLoader contextClassLoader = AccessController.doPrivileged(new PrivilegedAction<ClassLoader>() {
+ // public ClassLoader run() {
+ // return Thread.currentThread().getContextClassLoader();
+ // }
+ //});
+ ClassLoader contextClassLoader = ServiceDiscovery.getInstance().getServiceDiscoverer().getClass().getClassLoader();
+ cl = new ContributionClassLoader(contribution, contextClassLoader);
+ contribution.setClassLoader(cl);
+ }
+ this.classLoader = new WeakReference<ClassLoader>(cl);
+ } else {
+ // This path should be used only for unit testing.
+ // Allow privileged access to get ClassLoader. Requires RuntimePermission in security policy.
+ // this.classLoader = new WeakReference<ClassLoader>(this.getClass().getClassLoader());
+ ClassLoader cl = AccessController.doPrivileged(new PrivilegedAction<ClassLoader>() {
+ public ClassLoader run() {
+ return this.getClass().getClassLoader();
+ }
+ });
+ this.classLoader = new WeakReference<ClassLoader>( cl );
+ }
+
+ try {
+ Class<?> osgiResolverClass =
+ Class.forName("org.apache.tuscany.sca.contribution.osgi.impl.OSGiClassReferenceModelResolver");
+ if (osgiResolverClass != null) {
+ Constructor<?> constructor =
+ osgiResolverClass.getConstructor(Contribution.class, FactoryExtensionPoint.class);
+ this.osgiResolver = (ModelResolver)constructor.newInstance(contribution, modelFactories);
+ }
+ } catch (Throwable e) {
+ // Ignore error, non-OSGi classloading is used in this case
+ }
+ }
+
+ 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());
+ }
+
+
+
+ public <T> T resolveModel(Class<T> modelClass, T unresolved) {
+ if (!(unresolved instanceof ClassReference)) {
+ return unresolved;
+ }
+ Object resolved = map.get(((ClassReference)unresolved).getClassName());
+
+ if (resolved != null) {
+ return modelClass.cast(resolved);
+ }
+
+ //Load a class on demand
+ Class<?> clazz = null;
+
+ if (osgiResolver != null) {
+ resolved = osgiResolver.resolveModel(modelClass, unresolved);
+ clazz = ((ClassReference)resolved).getJavaClass();
+ }
+
+ if (clazz == null) {
+ try {
+ // Search contribution ClassLoader (which has visibility of classes in the contribution
+ // as well as explicitly imported packages from other contributions)
+ clazz = Class.forName(((ClassReference)unresolved).getClassName(), true, classLoader.get());
+ } catch (ClassNotFoundException e) {
+ } catch (NoClassDefFoundError e) {
+ }
+ }
+
+ if (clazz != null) {
+ //if we load the class
+ // Store a new ClassReference wrapping the loaded class
+ ClassReference classReference = new ClassReference(clazz);
+ map.put(clazz.getName(), classReference);
+
+ // Return the resolved ClassReference
+ return modelClass.cast(classReference);
+ } else {
+ return unresolved;
+ }
+
+ }
+
+
+ /***************
+ * Helper methods
+ ***************/
+
+ private String getPackageName(ClassReference clazz) {
+ int pos = clazz.getClassName().lastIndexOf(".");
+ return clazz.getClassName().substring(0, pos);
+ }
+
+}
diff --git a/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ContributionClassLoader.java b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ContributionClassLoader.java
new file mode 100644
index 0000000000..008bfec31a
--- /dev/null
+++ b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ContributionClassLoader.java
@@ -0,0 +1,383 @@
+/*
+ * 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.io.IOException;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.net.URLClassLoader;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.Enumeration;
+import java.util.HashSet;
+
+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.JavaImport;
+
+
+public class ContributionClassLoader extends URLClassLoader {
+// public class ContributionClassLoader {
+
+ private Contribution contribution;
+ // private b urlClassLoader;
+
+ /**
+ * Constructor for contribution ClassLoader
+ *
+ * @param contribution
+ * @param parent
+ * @throws MalformedURLException
+ */
+ public ContributionClassLoader(Contribution contribution, final ClassLoader parent) {
+ super(new URL[0], parent);
+ // Note that privileged use of getContextClassLoader have been promoted to callers.
+ // super(new URL[0], parent == null?Thread.currentThread().getContextClassLoader(): null);
+ this.contribution = contribution;
+ if (contribution.getLocation() != null) {
+ try {
+ this.addURL(new URL(contribution.getLocation()));
+ } catch (MalformedURLException e) {
+ throw new RuntimeException(e);
+ }
+ }
+ }
+
+ /*
+ * Return the ClassLoader corresponding to a contribution providing an export
+ * Create a new ClassLoader for the contribution if one does not exist
+ */
+ private ClassLoader getExportClassLoader(Contribution exportingContribution) {
+ ClassLoader cl = exportingContribution.getClassLoader();
+ if (!(cl instanceof ContributionClassLoader)) {
+ if (cl == null) {
+ cl = getParent();
+ }
+
+ cl = new ContributionClassLoader(exportingContribution, cl);
+ exportingContribution.setClassLoader(cl);
+ }
+ return cl;
+ }
+
+ /* (non-Javadoc)
+ * @see java.net.URLClassLoader#findClass(java.lang.String)
+ *
+ * Search path for class:
+ * This contribution
+ * Imported contributions
+ */
+ @Override
+ protected Class<?> findClass(String className) throws ClassNotFoundException {
+
+ Class<?> clazz = null;
+ try {
+ clazz = findClassFromContribution(className);
+ } catch (ClassNotFoundException e) {
+
+ for (Import import_ : this.contribution.getImports()) {
+ if (classNameMatchesImport(className, import_)) {
+ // Delegate the resolution to the imported contribution
+ for (Contribution exportingContribution : ((JavaImportModelResolver)import_.getModelResolver()).getExportContributions()) {
+
+ ClassLoader exportClassLoader = getExportClassLoader(exportingContribution);
+ if (exportClassLoader instanceof ContributionClassLoader) {
+
+ for (Export export : exportingContribution.getExports()) {
+ try {
+ if (import_.match(export)) {
+ clazz = ((ContributionClassLoader)exportClassLoader).findClassFromContribution(className);
+ break;
+ }
+ } catch (ClassNotFoundException e1) {
+ continue;
+ }
+
+ }
+ if (clazz != null) break;
+ }
+ }
+ if (clazz != null) break;
+ }
+ }
+
+ if (clazz == null) throw e;
+ }
+ return clazz;
+ }
+
+
+ /* (non-Javadoc)
+ * @see java.lang.ClassLoader#loadClass(java.lang.String, boolean)
+ *
+ * Search path for class:
+ * Parent ClassLoader
+ * This contribution
+ * Imported contributions
+ *
+ */
+ @Override
+ protected synchronized Class<?> loadClass(String className, boolean resolveClass)
+ throws ClassNotFoundException {
+
+ Class<?> clazz = null;
+ try {
+
+ if (this.getParent() != null)
+ clazz = this.getParent().loadClass(className);
+
+ } catch (ClassNotFoundException e) {
+ }
+
+ if (clazz == null)
+ clazz = findClass(className);
+
+
+ if (resolveClass)
+ this.resolveClass(clazz);
+ return clazz;
+
+ }
+
+
+
+ /*
+ * (non-Javadoc)
+ *
+ * @see java.net.URLClassLoader#findResource(java.lang.String)
+ */
+ @Override
+ public URL findResource(String name) {
+
+ URL url = findResourceFromContribution(name);
+
+ if (url == null) {
+ for (Import import_ : this.contribution.getImports()) {
+ if (resourceNameMatchesImport(name, import_)) {
+ // Delegate the resolution to the imported contribution
+ for (Contribution exportingContribution : ((JavaImportModelResolver)import_.getModelResolver()).getExportContributions()) {
+
+ ClassLoader exportClassLoader = getExportClassLoader(exportingContribution);
+ if (exportClassLoader instanceof ContributionClassLoader) {
+
+ for (Export export : exportingContribution.getExports()) {
+ if (import_.match(export)) {
+ url = ((ContributionClassLoader)exportClassLoader).findResourceFromContribution(name);
+ if (url != null) break;
+ }
+ }
+ if (url != null) break;
+ }
+ }
+ if (url != null) break;
+ }
+ }
+
+ }
+ return url;
+ }
+
+
+ /* (non-Javadoc)
+ * @see java.net.URLClassLoader#findResources(java.lang.String)
+ */
+ @Override
+ public Enumeration<URL> findResources(String name) throws IOException {
+
+ return Collections.enumeration(findResourceSet(name));
+ }
+
+
+
+
+ /* (non-Javadoc)
+ * @see java.lang.ClassLoader#getResource(java.lang.String)
+ *
+ * Find a resource.
+ * Search path for resource:
+ * Parent ClassLoader
+ * This contribution
+ * Imported contributions
+ */
+ @Override
+ public URL getResource(String resName) {
+
+ URL resource = null;
+
+ if (this.getParent() != null) {
+ resource = this.getParent().getResource(resName);
+ }
+ if (resource == null)
+ resource = findResource(resName);
+
+ return resource;
+ }
+
+
+
+ /* (non-Javadoc)
+ * @see java.lang.ClassLoader#getResources(java.lang.String)
+ *
+ * Return list of resources from this contribution, resources
+ * imported through imported contributions and resources from parent
+ * ClassLoader.
+ */
+ @Override
+ public Enumeration<URL> getResources(String resName) throws IOException {
+
+ HashSet<URL> resourceSet = findResourceSet(resName);
+ addEnumerationToCollection(resourceSet, super.getResources(resName));
+
+ return Collections.enumeration(resourceSet);
+ }
+
+
+ /*
+ * Find set of resources
+ */
+ private HashSet<URL> findResourceSet(String name) throws IOException {
+
+ HashSet<URL> resources = new HashSet<URL>();
+
+ addEnumerationToCollection(resources, super.findResources(name));
+
+ for (Import import_ : this.contribution.getImports()) {
+ if (!(import_ instanceof JavaImport)) {
+ continue;
+ }
+ if (resourceNameMatchesImport(name, import_)) {
+ // Delegate the resolution to the imported contribution
+ for (Contribution exportingContribution : ((JavaImportModelResolver)import_.getModelResolver()).getExportContributions()) {
+
+ ClassLoader exportClassLoader = getExportClassLoader(exportingContribution);
+ if (exportClassLoader instanceof ContributionClassLoader) {
+
+ for (Export export : exportingContribution.getExports()) {
+ if (import_.match(export)) {
+ addEnumerationToCollection(resources,
+ ((ContributionClassLoader)exportClassLoader).findResources(name));
+ }
+ }
+ }
+ }
+ }
+ }
+
+ return resources;
+ }
+
+
+ /*
+ * Find class from contribution. If class has already been loaded, return loaded class.
+ */
+ private Class<?> findClassFromContribution(String className) throws ClassNotFoundException {
+
+ Class<?> clazz = findLoadedClass(className);
+ if (clazz == null)
+ clazz = super.findClass(className);
+ return clazz;
+
+ }
+
+ /*
+ * Find resource from contribution.
+ */
+ private URL findResourceFromContribution(String name) {
+
+ return super.findResource(name);
+ }
+
+ /**
+ * Check if a class name matches an import statement.
+ * Class matches if the package name used in <import.java/> matches
+ *
+ * @param name Name of class
+ * @param import_ SCA contribution import
+ * @return true if this is a matching import
+ */
+ private boolean classNameMatchesImport(String name, Import import_) {
+
+ if (import_ instanceof JavaImport && name != null && name.lastIndexOf('.') > 0) {
+ JavaImport javaImport = (JavaImport) import_;
+
+ String packageName = name.substring(0, name.lastIndexOf('.'));
+ if (javaImport.getPackage().endsWith(".*")) {
+ String prefix = javaImport.getPackage().substring(0, javaImport.getPackage().length() -1);
+ if (packageName.startsWith(prefix)) {
+ return true;
+ }
+ } else {
+ return packageName.equals(javaImport.getPackage());
+ }
+ }
+
+ return false;
+ }
+
+ /**
+ * Check if a resource name matches an import statement.
+ * Resource matches if package/namespace match the directory of resource.
+ *
+ * @param name Name of resource
+ * @param import_ SCA contribution import
+ * @return true if this is a matching import
+ */
+ private boolean resourceNameMatchesImport(String name, Import import_) {
+
+
+ if (name == null || name.lastIndexOf('/') <= 0)
+ return false;
+ else if (import_ instanceof JavaImport) {
+ JavaImport javaImport = (JavaImport) import_;
+
+ if (javaImport.getPackage().endsWith(".*")) {
+ String packageName = name.substring(0, name.lastIndexOf('/')).replace('/', '.');
+ String prefix = javaImport.getPackage().substring(0, javaImport.getPackage().length() -1);
+ if (packageName.startsWith(prefix)) {
+ return true;
+ }
+ } else {
+ // 'name' is a resource : contains "/" as separators
+ // Get package name from resource name
+ String packageName = name.substring(0, name.lastIndexOf('/'));
+ return packageName.equals(javaImport.getPackage().replaceAll("\\.", "/"));
+ }
+ }
+ return false;
+ }
+
+ /*
+ * Add an enumeration to a Collection
+ */
+ private <T extends Object> void addEnumerationToCollection(Collection<T> collection, Enumeration<T> enumeration) {
+
+ while (enumeration.hasMoreElements())
+ collection.add(enumeration.nextElement());
+ }
+
+
+ @Override
+ public String toString() {
+ return "SCA Contribution ClassLoader location: " + contribution.getLocation() + " parent ClassLoader: " + getParent();
+ }
+
+
+}
diff --git a/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportImpl.java b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportImpl.java
new file mode 100644
index 0000000000..f35f35ac4c
--- /dev/null
+++ b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportImpl.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.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-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportModelResolver.java b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportModelResolver.java
new file mode 100644
index 0000000000..8d5412f6d7
--- /dev/null
+++ b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportModelResolver.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.contribution.java.impl;
+
+import org.apache.tuscany.sca.contribution.java.JavaExport;
+import org.apache.tuscany.sca.contribution.resolver.ClassReference;
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+
+/**
+ * A model resolver for Java exports.
+ *
+ * @version $Rev$ $Date$
+ */
+public class JavaExportModelResolver implements ModelResolver {
+
+ private JavaExport export;
+ private ModelResolver resolver;
+
+ public JavaExportModelResolver(JavaExport export, ModelResolver resolver) {
+ this.export = export;
+ this.resolver = resolver;
+ }
+
+ public void addModel(Object resolved) {
+ throw new IllegalStateException();
+ }
+
+ public Object removeModel(Object resolved) {
+ throw new IllegalStateException();
+ }
+
+ public <T> T resolveModel(Class<T> modelClass, T unresolved) {
+ if (!(unresolved instanceof ClassReference)) {
+ return unresolved;
+ }
+
+ // Filter package name
+ ClassReference classReference = (ClassReference)unresolved;
+ String className = classReference.getClassName();
+ int d = className.lastIndexOf('.');
+ String packageName;
+ if (d != -1) {
+ packageName = className.substring(0, d);
+ } else {
+ packageName = "";
+ }
+ if (export.getPackage().equals(packageName)) {
+
+ // Package matches the exported package, delegate to the
+ // contribution's resolver
+ return resolver.resolveModel(modelClass, unresolved);
+ } else {
+
+ // Package is not exported, return the unresolved object
+ return unresolved;
+ }
+ }
+
+}
diff --git a/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportProcessor.java b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportProcessor.java
new file mode 100644
index 0000000000..6decc004a6
--- /dev/null
+++ b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportProcessor.java
@@ -0,0 +1,148 @@
+/*
+ * 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.java.JavaExport;
+import org.apache.tuscany.sca.contribution.java.JavaImportExportFactory;
+import org.apache.tuscany.sca.contribution.processor.ContributionReadException;
+import org.apache.tuscany.sca.contribution.processor.ContributionResolveException;
+import org.apache.tuscany.sca.contribution.processor.ContributionWriteException;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+import org.apache.tuscany.sca.core.FactoryExtensionPoint;
+import org.apache.tuscany.sca.monitor.Monitor;
+import org.apache.tuscany.sca.monitor.Problem;
+import org.apache.tuscany.sca.monitor.Problem.Severity;
+
+/**
+ * Artifact processor for Java Export
+ *
+ * @version $Rev$ $Date$
+ */
+public class JavaExportProcessor implements StAXArtifactProcessor<JavaExport> {
+ private static final String SCA11_NS = "http://docs.oasis-open.org/ns/opencsa/sca/200903";
+
+ private static final QName EXPORT_JAVA = new QName(SCA11_NS, "export.java");
+
+ private static final String PACKAGE = "package";
+
+ private final JavaImportExportFactory factory;
+ private final Monitor monitor;
+
+ public JavaExportProcessor(FactoryExtensionPoint modelFactories, Monitor monitor) {
+ super();
+ this.factory = modelFactories.getFactory(JavaImportExportFactory.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 = monitor.createProblem(this.getClass().getName(), "contribution-java-validation-messages", Severity.ERROR, model, message, (Object[])messageParameters);
+ monitor.problem(problem);
+ }
+ }
+
+ public QName getArtifactType() {
+ return EXPORT_JAVA;
+ }
+
+ public Class<JavaExport> getModelType() {
+ return JavaExport.class;
+ }
+
+ /**
+ * Process <export package=""/>
+ */
+ public JavaExport read(XMLStreamReader reader) throws ContributionReadException {
+ JavaExport javaExport = this.factory.createJavaExport();
+ QName element = null;
+
+ try {
+ 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) {
+ error("AttributePackageMissing", reader);
+ //throw new ContributionReadException("Attribute 'package' is missing");
+ } else
+ 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();
+ }
+ }
+ }
+ catch (XMLStreamException e) {
+ ContributionReadException ex = new ContributionReadException(e);
+ error("XMLStreamException", reader, ex);
+ }
+
+ 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 javaExport, ModelResolver resolver) throws ContributionResolveException {
+
+ if (javaExport.getPackage() != null)
+ // Initialize the export resolver
+ javaExport.setModelResolver(new JavaExportModelResolver(javaExport, resolver));
+ }
+}
diff --git a/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportExportFactoryImpl.java b/branches/sca-java-2.0-M2/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-2.0-M2/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-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportImpl.java b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportImpl.java
new file mode 100644
index 0000000000..cc18d5f798
--- /dev/null
+++ b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportImpl.java
@@ -0,0 +1,110 @@
+/*
+ * 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.util.List;
+
+import org.apache.tuscany.sca.contribution.Contribution;
+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;
+ private List<Contribution> contributions;
+ /**
+ * 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;
+ }
+ public List<Contribution> getExportContributions() {
+ return contributions;
+ }
+
+ public void setExportContributions(List<Contribution> contributions) {
+ this.contributions = contributions;
+ }
+
+ /**
+ * 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) {
+ JavaExport javaExport = (JavaExport)export;
+ String exportedPackage = javaExport.getPackage();
+ if (packageName.equals(exportedPackage)) {
+ return true;
+ } else {
+ if (packageName.endsWith(".*")) {
+ String prefix = packageName.substring(0, packageName.length() - 1);
+ if (exportedPackage.startsWith(prefix)) {
+ return true;
+ }
+ }
+ }
+ }
+
+ return false;
+ }
+
+ @Override
+ public String toString() {
+ return String.valueOf(packageName);
+ }
+}
diff --git a/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportModelResolver.java b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportModelResolver.java
new file mode 100644
index 0000000000..484eddd222
--- /dev/null
+++ b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportModelResolver.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.contribution.java.impl;
+
+import java.util.List;
+
+import org.apache.tuscany.sca.contribution.Contribution;
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+
+/**
+ * A JavaImport specific model resolver. This model resolver is temporary
+ * and provides the ContributionClassLoader with the list of exporting
+ * contributions that it currently needs.
+ *
+ * FIXME Remove this class after the ContributionClassLoader is simplified
+ * and cleaned up.
+ *
+ * @version $Rev$ $Date$
+ */
+public class JavaImportModelResolver implements ModelResolver {
+
+ private ModelResolver modelResolver;
+ private List<Contribution> contributions;
+
+ public JavaImportModelResolver(List<Contribution> contributions, ModelResolver modelResolver) {
+ this.modelResolver = modelResolver;
+ this.contributions = contributions;
+ }
+
+ public List<Contribution> getExportContributions() {
+ return contributions;
+ }
+
+ public void addModel(Object resolved) {
+ modelResolver.addModel(resolved);
+ }
+
+ public Object removeModel(Object resolved) {
+ return modelResolver.removeModel(resolved);
+ }
+
+ public <T> T resolveModel(Class<T> modelClass, T unresolved) {
+ return modelResolver.resolveModel(modelClass, unresolved);
+ }
+}
diff --git a/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportProcessor.java b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportProcessor.java
new file mode 100644
index 0000000000..48a1698bf4
--- /dev/null
+++ b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportProcessor.java
@@ -0,0 +1,153 @@
+/*
+ * 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.java.JavaImport;
+import org.apache.tuscany.sca.contribution.java.JavaImportExportFactory;
+import org.apache.tuscany.sca.contribution.processor.ContributionReadException;
+import org.apache.tuscany.sca.contribution.processor.ContributionResolveException;
+import org.apache.tuscany.sca.contribution.processor.ContributionWriteException;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+import org.apache.tuscany.sca.core.FactoryExtensionPoint;
+import org.apache.tuscany.sca.monitor.Monitor;
+import org.apache.tuscany.sca.monitor.Problem;
+import org.apache.tuscany.sca.monitor.Problem.Severity;
+
+/**
+ * Artifact Processor for Java Imports
+ *
+ * @version $Rev$ $Date$
+ */
+public class JavaImportProcessor implements StAXArtifactProcessor<JavaImport> {
+ private static final String SCA11_NS = "http://docs.oasis-open.org/ns/opencsa/sca/200903";
+
+ private static final QName IMPORT_JAVA = new QName(SCA11_NS, "import.java");
+
+ private static final String PACKAGE = "package";
+ private static final String LOCATION = "location";
+
+ private final JavaImportExportFactory factory;
+ private final Monitor monitor;
+
+ public JavaImportProcessor(FactoryExtensionPoint modelFactories, Monitor monitor) {
+ super();
+ this.factory = modelFactories.getFactory(JavaImportExportFactory.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 = monitor.createProblem(this.getClass().getName(), "contribution-java-validation-messages", Severity.ERROR, model, message, (Object[])messageParameters);
+ monitor.problem(problem);
+ }
+ }
+
+ 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 {
+ JavaImport javaImport = this.factory.createJavaImport();
+ QName element = null;
+
+ try {
+ 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) {
+ error("AttributePackageMissing", reader);
+ //throw new ContributionReadException("Attribute 'package' is missing");
+ } else
+ javaImport.setPackage(packageName);
+
+ String location = reader.getAttributeValue(null, LOCATION);
+ 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();
+ }
+ }
+ }
+ catch (XMLStreamException e) {
+ ContributionReadException ex = new ContributionReadException(e);
+ error("XMLStreamException", reader, ex);
+ }
+
+ 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 {
+
+ }
+}
diff --git a/branches/sca-java-2.0-M2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.java.JavaImportExportFactory b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.java.JavaImportExportFactory
new file mode 100644
index 0000000000..a293330a57
--- /dev/null
+++ b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.java.JavaImportExportFactory
@@ -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.contribution.java.impl.JavaImportExportFactoryImpl
diff --git a/branches/sca-java-2.0-M2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor
new file mode 100644
index 0000000000..5f7bff394b
--- /dev/null
+++ b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor
@@ -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.
+
+org.apache.tuscany.sca.contribution.java.impl.JavaImportProcessor;qname=http://docs.oasis-open.org/ns/opencsa/sca/200903#import.java,model=org.apache.tuscany.sca.contribution.java.JavaImport
+org.apache.tuscany.sca.contribution.java.impl.JavaExportProcessor;qname=http://docs.oasis-open.org/ns/opencsa/sca/200903#export.java,model=org.apache.tuscany.sca.contribution.java.JavaExport
diff --git a/branches/sca-java-2.0-M2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.resolver.ModelResolver b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.resolver.ModelResolver
new file mode 100644
index 0000000000..6bab6fa3c6
--- /dev/null
+++ b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.resolver.ModelResolver
@@ -0,0 +1,17 @@
+# 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.contribution.java.impl.ClassLoaderModelResolver;model=org.apache.tuscany.sca.contribution.resolver.ClassReference
diff --git a/branches/sca-java-2.0-M2/modules/contribution-java/src/main/resources/contribution-java-validation-messages.properties b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/resources/contribution-java-validation-messages.properties
new file mode 100644
index 0000000000..09fc3e9fff
--- /dev/null
+++ b/branches/sca-java-2.0-M2/modules/contribution-java/src/main/resources/contribution-java-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.
+#
+#
+AttributePackageMissing = Attribute 'package' is missing
+XMLStreamException = XMLStreamException occured due to : {0}
+
diff --git a/branches/sca-java-2.0-M2/modules/contribution-java/src/test/java/org/apache/tuscany/sca/contribution/java/impl/ClassReferenceArtifactResolverTestCase.java b/branches/sca-java-2.0-M2/modules/contribution-java/src/test/java/org/apache/tuscany/sca/contribution/java/impl/ClassReferenceArtifactResolverTestCase.java
new file mode 100644
index 0000000000..68a2c771cf
--- /dev/null
+++ b/branches/sca-java-2.0-M2/modules/contribution-java/src/test/java/org/apache/tuscany/sca/contribution/java/impl/ClassReferenceArtifactResolverTestCase.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.contribution.java.impl;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import org.apache.tuscany.sca.contribution.resolver.ClassReference;
+import org.apache.tuscany.sca.contribution.resolver.ExtensibleModelResolver;
+import org.apache.tuscany.sca.contribution.resolver.ModelResolverExtensionPoint;
+import org.apache.tuscany.sca.core.DefaultExtensionPointRegistry;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.FactoryExtensionPoint;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+/**
+ * Test ClassReferenceArtifactResolver.
+ *
+ * @version $Rev: 560435 $ $Date: 2007-07-27 18:26:55 -0700 (Fri, 27 Jul 2007) $
+ */
+public class ClassReferenceArtifactResolverTestCase {
+ private static ExtensibleModelResolver resolver;
+
+ @BeforeClass
+ public static void setUp() throws Exception {
+ ExtensionPointRegistry extensionPoints = new DefaultExtensionPointRegistry();
+
+ ModelResolverExtensionPoint resolvers = extensionPoints.getExtensionPoint(ModelResolverExtensionPoint.class);
+ resolvers.addResolver(ClassReference.class, ClassReferenceModelResolver.class);
+ FactoryExtensionPoint modelFactories = extensionPoints.getExtensionPoint(FactoryExtensionPoint.class);
+ resolver = new ExtensibleModelResolver(null, resolvers, modelFactories);
+ }
+
+ /**
+ * Test ClassReference resolution
+ *
+ */
+ @Test
+ public void testResolveClass() {
+ ClassReference ref = new ClassReference(getClass().getName());
+ ClassReference clazz = resolver.resolveModel(ClassReference.class, ref);
+ assertFalse(clazz.isUnresolved());
+ assertTrue(clazz.getJavaClass() == getClass());
+ }
+
+ /**
+ * Test ClassReference resolution of inexistent class
+ *
+ */
+ @Test
+ public void testUnresolvedClass() {
+ ClassReference ref = new ClassReference("NonExistentClass");
+ ClassReference clazz = resolver.resolveModel(ClassReference.class, ref);
+ assertTrue(clazz.isUnresolved());
+ assertTrue(clazz.getJavaClass() == null);
+ }
+}
diff --git a/branches/sca-java-2.0-M2/modules/contribution-java/src/test/java/org/apache/tuscany/sca/contribution/java/impl/ContributionClassLoaderTestCase.java b/branches/sca-java-2.0-M2/modules/contribution-java/src/test/java/org/apache/tuscany/sca/contribution/java/impl/ContributionClassLoaderTestCase.java
new file mode 100644
index 0000000000..779c00f71c
--- /dev/null
+++ b/branches/sca-java-2.0-M2/modules/contribution-java/src/test/java/org/apache/tuscany/sca/contribution/java/impl/ContributionClassLoaderTestCase.java
@@ -0,0 +1,262 @@
+/*
+ * 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.io.File;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.security.AccessController;
+import java.security.PrivilegedAction;
+import java.util.ArrayList;
+
+import org.apache.tuscany.sca.contribution.Contribution;
+import org.apache.tuscany.sca.contribution.ContributionFactory;
+import org.apache.tuscany.sca.contribution.java.JavaExport;
+import org.apache.tuscany.sca.contribution.java.JavaImport;
+import org.apache.tuscany.sca.contribution.java.JavaImportExportFactory;
+import org.apache.tuscany.sca.core.DefaultExtensionPointRegistry;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.FactoryExtensionPoint;
+import org.junit.Assert;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+
+/**
+ * Test ContributionClassLoader.
+ *
+ */
+public class ContributionClassLoaderTestCase {
+
+ private static ContributionFactory contributionFactory;
+ private static JavaImportExportFactory javaImportExportFactory;
+
+ @BeforeClass
+ public static void setUp() throws Exception {
+ ExtensionPointRegistry extensionPoints = new DefaultExtensionPointRegistry();
+ FactoryExtensionPoint modelFactories = extensionPoints.getExtensionPoint(FactoryExtensionPoint.class);
+ contributionFactory = modelFactories.getFactory(ContributionFactory.class);
+ javaImportExportFactory = modelFactories.getFactory(JavaImportExportFactory.class);
+ }
+
+ private Contribution createContribution(String fileName) throws MalformedURLException {
+ Contribution contrib = contributionFactory.createContribution();
+ File contribDir = new File(fileName);
+ contrib.setLocation(contribDir.toURI().toURL().toString());
+ ClassLoader contextClassLoader = AccessController.doPrivileged(new PrivilegedAction<ClassLoader>() {
+ public ClassLoader run() {
+ return Thread.currentThread().getContextClassLoader();
+ }
+ });
+ contrib.setClassLoader(new ContributionClassLoader(contrib, contextClassLoader));
+ return contrib;
+ }
+
+
+ @Test
+ public void testClassLoadingFromContribution() throws ClassNotFoundException, MalformedURLException {
+
+ Contribution contribA = createContribution("target/test-classes");
+ Contribution contribB = createContribution("target");
+ Contribution contribC = createContribution("target/test-classes/deployables/sample-calculator.jar");
+
+ // Class present in contribution, also in parent. Class is loaded from parent
+ Class<?> testClassA = contribA.getClassLoader().loadClass(this.getClass().getName());
+ Assert.assertNotNull(testClassA);
+ Assert.assertSame(this.getClass(), testClassA);
+
+ // Class not present in contribution, but present in parent ClassLoader
+ Class<?> testClassB = contribB.getClassLoader().loadClass(this.getClass().getName());
+ Assert.assertNotNull(testClassB);
+ Assert.assertSame(this.getClass(), testClassB);
+
+ // Class present in contribution, but not in parent
+ Class<?> testClassC = contribC.getClassLoader().loadClass("calculator.AddService");
+ Assert.assertNotNull(testClassC);
+
+ // Class not present in contribution or in parent
+ try {
+ contribA.getClassLoader().loadClass("NonExistent");
+
+ Assert.assertTrue("ClassNotFoundException not thrown as expected", false);
+
+ } catch (ClassNotFoundException e) {
+ }
+
+
+
+ }
+
+ @Test
+ public void testResourceLoadingFromContribution() throws ClassNotFoundException, MalformedURLException {
+
+ Contribution contribA = createContribution("target/test-classes");
+ Contribution contribB = createContribution("target");
+ Contribution contribC = createContribution("target/test-classes/deployables/sample-calculator.jar");
+
+ // Resource present in contribution, and in parent
+ URL resA = contribA.getClassLoader().getResource("deployables/sample-calculator.jar");
+ Assert.assertNotNull(resA);
+
+ // Resource not present in contribution, but present in parent ClassLoader
+ URL resB = contribB.getClassLoader().getResource("deployables/sample-calculator.jar");
+ Assert.assertNotNull(resB);
+
+ // Resource present in contribution, but not in parent
+ URL resC = contribC.getClassLoader().getResource("calculator/AddService.class");
+ Assert.assertNotNull(resC);
+
+ // Load Java class as resource from parent
+ String classResName = this.getClass().getName().replaceAll("\\.", "/") + ".class";
+ URL classResA = contribA.getClassLoader().getResource(classResName);
+ Assert.assertNotNull(classResA);
+
+ // Non-existent resource
+ URL res = contribA.getClassLoader().getResource("deployables/NonExistent");
+ Assert.assertNull(res);
+
+ }
+
+ private static String getPackageName(Class<?> cls) {
+ String name = cls.getName();
+ int index = name.lastIndexOf('.');
+ return index == -1 ? "" : name.substring(0, index);
+ }
+
+ @Test
+ public void testClassLoadingFromImportedContribution() throws ClassNotFoundException, MalformedURLException {
+
+ Contribution contribA = createContribution("target/test-classes");
+ Contribution contribB = createContribution("target");
+ Contribution contribC = createContribution("target/test-classes/deployables/sample-calculator.jar");
+ ArrayList<Contribution> exportContribList = new ArrayList<Contribution>();
+ exportContribList.add(contribA);
+ exportContribList.add(contribC);
+
+ JavaImport import_ = javaImportExportFactory.createJavaImport();
+ import_.setPackage(getPackageName(getClass()));
+ import_.setModelResolver(new JavaImportModelResolver(exportContribList, null));
+ contribB.getImports().add(import_);
+ import_ = javaImportExportFactory.createJavaImport();
+ import_.setPackage("calculator");
+ import_.setModelResolver(new JavaImportModelResolver(exportContribList, null));
+ contribB.getImports().add(import_);
+
+ JavaExport export = javaImportExportFactory.createJavaExport();
+ export.setPackage(getPackageName(getClass()));
+ contribA.getExports().add(export);
+ export = javaImportExportFactory.createJavaExport();
+ export.setPackage("calculator");
+ contribC.getExports().add(export);
+
+ // Load class from parent, class is also present in imported contribution. Class should
+ // be loaded from parent
+ Class<?> testClassB = contribB.getClassLoader().loadClass(this.getClass().getName());
+ Assert.assertNotNull(testClassB);
+ Assert.assertSame(this.getClass(), testClassB);
+
+ // Load class from parent, class is also present in parent. Class should be loaded
+ // from parent.
+ Class<?> testClassA = contribA.getClassLoader().loadClass(this.getClass().getName());
+ Assert.assertNotNull(testClassA);
+ Assert.assertSame(this.getClass(), testClassA);
+
+ // Imported class should be the same as the one loaded by the exporting contribution
+ Assert.assertSame(testClassA, testClassB);
+
+ // Load class from imported contribution, class is not present in parent
+ Class<?> testClassB1 = contribB.getClassLoader().loadClass("calculator.AddService");
+ Assert.assertNotNull(testClassB1);
+
+ // Imported class should be the same as the one loaded by the exporting contribution
+ Class<?> testClassC = contribC.getClassLoader().loadClass("calculator.AddService");
+ Assert.assertNotNull(testClassC);
+ Assert.assertSame(testClassC, testClassB1);
+
+
+ // Try to load class from package which is not explicitly imported - should throw ClassNotFoundException
+ try {
+ contribA.getClassLoader().loadClass("calculator.AddService");
+
+ Assert.assertTrue("ClassNotFoundException not thrown as expected", false);
+
+ } catch (ClassNotFoundException e) {
+ }
+
+ // Try to load non-existent class from imported package - should throw ClassNotFoundException
+ try {
+ contribB.getClassLoader().loadClass(getPackageName(getClass()) + ".NonExistentClass");
+
+ Assert.assertTrue("ClassNotFoundException not thrown as expected", false);
+
+ } catch (ClassNotFoundException e) {
+ }
+
+ }
+
+ @Test
+ public void testResourceLoadingFromImportedContribution() throws ClassNotFoundException, MalformedURLException {
+
+ Contribution contribA = createContribution("target/test-classes");
+ Contribution contribB = createContribution("target");
+ Contribution contribC = createContribution("target/test-classes/deployables/sample-calculator.jar");
+
+ ArrayList<Contribution> exportContribList = new ArrayList<Contribution>();
+ exportContribList.add(contribA);
+ exportContribList.add(contribC);
+
+ JavaImport import_ = javaImportExportFactory.createJavaImport();
+ import_.setPackage(getPackageName(getClass()));
+ import_.setModelResolver(new JavaImportModelResolver(exportContribList, null));
+ contribB.getImports().add(import_);
+ JavaImport import1_ = javaImportExportFactory.createJavaImport();
+ import1_.setPackage("calculator");
+ import1_.setModelResolver(new JavaImportModelResolver(exportContribList, null));
+ contribB.getImports().add(import1_);
+
+ JavaExport export = javaImportExportFactory.createJavaExport();
+ export.setPackage(getPackageName(getClass()));
+ contribA.getExports().add(export);
+ JavaExport export1 = javaImportExportFactory.createJavaExport();
+ export1.setPackage("calculator");
+ contribC.getExports().add(export1);
+
+
+ // Load resource from parent
+ URL resB = contribB.getClassLoader().getResource("deployables/sample-calculator.jar");
+ Assert.assertNotNull(resB);
+
+ // Load Java class as resource from imported contribution with JavaImport
+ String classResName = this.getClass().getName().replaceAll("\\.", "/") + ".class";
+ URL classResB = contribB.getClassLoader().getResource(classResName);
+ Assert.assertNotNull(classResB);
+
+ // Load Java class as resource from imported contribution with JavaImport
+ URL classResB1 = contribB.getClassLoader().getResource("calculator/AddService.class");
+ Assert.assertNotNull(classResB1);
+
+ // Try to load resource not explicitly imported by contribution
+ URL classResA1 = contribA.getClassLoader().getResource("calculator/AddService.class");
+ Assert.assertNull(classResA1);
+
+
+ }
+
+}
diff --git a/branches/sca-java-2.0-M2/modules/contribution-java/src/test/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportProcessorTestCase.java b/branches/sca-java-2.0-M2/modules/contribution-java/src/test/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportProcessorTestCase.java
new file mode 100644
index 0000000000..c6bd430e96
--- /dev/null
+++ b/branches/sca-java-2.0-M2/modules/contribution-java/src/test/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportProcessorTestCase.java
@@ -0,0 +1,108 @@
+/*
+ * 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 org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+
+import java.io.StringReader;
+
+import javax.xml.stream.XMLInputFactory;
+import javax.xml.stream.XMLStreamReader;
+
+import org.apache.tuscany.sca.contribution.java.JavaExport;
+import org.apache.tuscany.sca.contribution.processor.ExtensibleStAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessorExtensionPoint;
+import org.apache.tuscany.sca.core.DefaultExtensionPointRegistry;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.UtilityExtensionPoint;
+import org.apache.tuscany.sca.monitor.DefaultMonitorFactory;
+import org.apache.tuscany.sca.monitor.Monitor;
+import org.apache.tuscany.sca.monitor.MonitorFactory;
+import org.apache.tuscany.sca.monitor.Problem;
+import org.junit.Assert;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+/**
+ * Test JavaExportProcessorTestCase
+ *
+ * @version $Rev$ $Date$
+ */
+public class JavaExportProcessorTestCase {
+
+ private static final String VALID_XML =
+ "<?xml version=\"1.0\" encoding=\"ASCII\"?>"
+ + "<export.java xmlns=\"http://docs.oasis-open.org/ns/opencsa/sca/200903\" xmlns:ns=\"http://ns\" package=\"org.apache.tuscany.sca.contribution.java\"/>";
+
+ private static final String INVALID_XML =
+ "<?xml version=\"1.0\" encoding=\"ASCII\"?>"
+ + "<export.java xmlns=\"http://docs.oasis-open.org/ns/opencsa/sca/200903\"/>";
+
+ private static XMLInputFactory inputFactory;
+ private static StAXArtifactProcessor<Object> staxProcessor;
+ private static Monitor monitor;
+
+ @BeforeClass
+ public static void setUp() throws Exception {
+ ExtensionPointRegistry extensionPoints = new DefaultExtensionPointRegistry();
+ inputFactory = XMLInputFactory.newInstance();
+ // Create a monitor
+ UtilityExtensionPoint utilities = extensionPoints.getExtensionPoint(UtilityExtensionPoint.class);
+ MonitorFactory monitorFactory = new DefaultMonitorFactory();
+ if (monitorFactory != null) {
+ monitor = monitorFactory.createMonitor();
+ utilities.addUtility(monitorFactory);
+ }
+ StAXArtifactProcessorExtensionPoint staxProcessors = extensionPoints.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class);
+ staxProcessor = new ExtensibleStAXArtifactProcessor(staxProcessors, inputFactory, null, null);
+ }
+
+ /**
+ * Test loading a valid export element from a contribution metadata stream
+ * @throws Exception
+ */
+ @Test
+ public void testLoad() throws Exception {
+ XMLStreamReader reader = inputFactory.createXMLStreamReader(new StringReader(VALID_XML));
+ JavaExport javaExport = (JavaExport)staxProcessor.read(reader);
+ Assert.assertEquals("org.apache.tuscany.sca.contribution.java", javaExport.getPackage());
+ }
+
+ /**
+ * Test loading an INVALID export element from a contribution metadata stream
+ * @throws Exception
+ */
+ @Test
+ public void testLoadInvalid() throws Exception {
+ XMLStreamReader reader = inputFactory.createXMLStreamReader(new StringReader(INVALID_XML));
+ /*try {
+ staxProcessor.read(reader);
+ fail("readerException should have been thrown");
+ } catch (ContributionReadException e) {
+ assertTrue(true);
+ }*/
+ staxProcessor.read(reader);
+ Problem problem = monitor.getLastProblem();
+ assertNotNull(problem);
+ assertEquals("AttributePackageMissing", problem.getMessageId());
+ }
+}
diff --git a/branches/sca-java-2.0-M2/modules/contribution-java/src/test/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportProcessorTestCase.java b/branches/sca-java-2.0-M2/modules/contribution-java/src/test/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportProcessorTestCase.java
new file mode 100644
index 0000000000..7bcafd6c48
--- /dev/null
+++ b/branches/sca-java-2.0-M2/modules/contribution-java/src/test/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportProcessorTestCase.java
@@ -0,0 +1,109 @@
+/*
+ * 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 org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+
+import java.io.StringReader;
+
+import javax.xml.stream.XMLInputFactory;
+import javax.xml.stream.XMLStreamReader;
+
+import org.apache.tuscany.sca.contribution.java.JavaImport;
+import org.apache.tuscany.sca.contribution.processor.ExtensibleStAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessorExtensionPoint;
+import org.apache.tuscany.sca.core.DefaultExtensionPointRegistry;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.UtilityExtensionPoint;
+import org.apache.tuscany.sca.monitor.DefaultMonitorFactory;
+import org.apache.tuscany.sca.monitor.Monitor;
+import org.apache.tuscany.sca.monitor.MonitorFactory;
+import org.apache.tuscany.sca.monitor.Problem;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+/**
+ * Test JavaImportProcessorTestCase
+ *
+ * @version $Rev$ $Date$
+ */
+public class JavaImportProcessorTestCase {
+
+ private static final String VALID_XML =
+ "<?xml version=\"1.0\" encoding=\"ASCII\"?>"
+ + "<import.java xmlns=\"http://docs.oasis-open.org/ns/opencsa/sca/200903\" xmlns:ns=\"http://ns\" package=\"org.apache.tuscany.sca.contribution.java\" location=\"sca://contributions/001\"/>";
+
+ private static final String INVALID_XML =
+ "<?xml version=\"1.0\" encoding=\"ASCII\"?>"
+ + "<import.java xmlns=\"http://docs.oasis-open.org/ns/opencsa/sca/200903\" xmlns:ns=\"http://ns\" location=\"sca://contributions/001\"/>";
+
+ private static XMLInputFactory inputFactory;
+ private static StAXArtifactProcessor<Object> staxProcessor;
+ private static Monitor monitor;
+
+ @BeforeClass
+ public static void setUp() throws Exception {
+ ExtensionPointRegistry extensionPoints = new DefaultExtensionPointRegistry();
+ inputFactory = XMLInputFactory.newInstance();
+ // Create a monitor
+ UtilityExtensionPoint utilities = extensionPoints.getExtensionPoint(UtilityExtensionPoint.class);
+ MonitorFactory monitorFactory = new DefaultMonitorFactory();
+ if (monitorFactory != null) {
+ monitor = monitorFactory.createMonitor();
+ utilities.addUtility(monitorFactory);
+ }
+ StAXArtifactProcessorExtensionPoint staxProcessors = extensionPoints.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class);
+ staxProcessor = new ExtensibleStAXArtifactProcessor(staxProcessors, inputFactory, null, null);
+ }
+
+ /**
+ * Test loading a valid import element from a contribution metadata stream
+ * @throws Exception
+ */
+ @Test
+ public void testLoad() throws Exception {
+ XMLStreamReader reader = inputFactory.createXMLStreamReader(new StringReader(VALID_XML));
+ JavaImport javaImport = (JavaImport)staxProcessor.read(reader);
+
+ assertEquals("org.apache.tuscany.sca.contribution.java", javaImport.getPackage());
+ assertEquals("sca://contributions/001", javaImport.getLocation());
+ }
+
+ /**
+ * Test loading a INVALID import element from a contribution metadata stream
+ * @throws Exception
+ */
+ @Test
+ public void testLoadInvalid() throws Exception {
+ XMLStreamReader reader = inputFactory.createXMLStreamReader(new StringReader(INVALID_XML));
+ /*try {
+ staxProcessor.read(reader);
+ fail("readerException should have been thrown");
+ } catch (ContributionReadException e) {
+ assertTrue(true);
+ }*/
+ staxProcessor.read(reader);
+ Problem problem = monitor.getLastProblem();
+ assertNotNull(problem);
+ assertEquals("AttributePackageMissing", problem.getMessageId());
+ }
+}
diff --git a/branches/sca-java-2.0-M2/modules/contribution-java/src/test/resources/deployables/sample-calculator.jar b/branches/sca-java-2.0-M2/modules/contribution-java/src/test/resources/deployables/sample-calculator.jar
new file mode 100644
index 0000000000..0ca3a1b781
--- /dev/null
+++ b/branches/sca-java-2.0-M2/modules/contribution-java/src/test/resources/deployables/sample-calculator.jar
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