diff options
| author | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-11 23:08:11 +0000 |
|---|---|---|
| committer | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-11 23:08:11 +0000 |
| commit | 0cc8ed2208c9d04057bcb00859490290e3aa948c (patch) | |
| tree | 0087418cfdfc40a85fc250a9c36cb8ddc0ebb5db /sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main | |
| parent | e0ff67c0b32813ea48734c770a5ffc1952644e29 (diff) | |
Moving 1.x branches
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@835129 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main')
20 files changed, 1779 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/DefaultJavaImportExportFactory.java b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/DefaultJavaImportExportFactory.java new file mode 100644 index 0000000000..886c61c00a --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.3.2/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/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaExport.java b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaExport.java new file mode 100644 index 0000000000..41e93ec148 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.3.2/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/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaImport.java b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaImport.java new file mode 100644 index 0000000000..d3568f6283 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.3.2/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/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaImportExportFactory.java b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/JavaImportExportFactory.java new file mode 100644 index 0000000000..af2ca9cd57 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.3.2/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/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassLoaderModelResolver.java b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassLoaderModelResolver.java new file mode 100644 index 0000000000..d9dde0f8ee --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassLoaderModelResolver.java @@ -0,0 +1,163 @@ +/* + * 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.security.AccessController; +import java.security.PrivilegedAction; +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.ModelFactoryExtensionPoint; +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; + +/** + * 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 contextClassLoader() { + return AccessController.doPrivileged(new PrivilegedAction<ClassLoader>() { + public ClassLoader run() { + return Thread.currentThread().getContextClassLoader(); + } + }); + } + + public ClassLoaderModelResolver(final Contribution contribution, ModelFactoryExtensionPoint modelFactories) throws MalformedURLException { + super(new URL[] {new URL(contribution.getLocation())}, contextClassLoader()); + 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/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassReferenceModelResolver.java b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassReferenceModelResolver.java new file mode 100644 index 0000000000..716abf4602 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassReferenceModelResolver.java @@ -0,0 +1,156 @@ +/*
+ * 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.ModelFactoryExtensionPoint;
+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;
+ private WeakReference<ClassLoader> classLoader;
+ private Map<String, ClassReference> map = new HashMap<String, ClassReference>();
+
+ private ModelResolver osgiResolver;
+
+ public ClassReferenceModelResolver(final Contribution contribution, ModelFactoryExtensionPoint 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();
+ }
+ });
+ 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, ModelFactoryExtensionPoint.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/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ContributionClassLoader.java b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ContributionClassLoader.java new file mode 100644 index 0000000000..60bf7f223b --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ContributionClassLoader.java @@ -0,0 +1,397 @@ +/*
+ * 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.security.AccessController;
+import java.security.PrivilegedAction;
+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 context ClassLoader of the current thread.
+ */
+ protected static ClassLoader getContextClassLoader() {
+ ClassLoader contextClassLoader = AccessController.doPrivileged(new PrivilegedAction<ClassLoader>() {
+ public ClassLoader run() {
+ return Thread.currentThread().getContextClassLoader();
+ }
+ });
+ return contextClassLoader;
+ }
+
+ /*
+ * 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 = getContextClassLoader();
+ }
+
+ 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 for : " + contribution.getLocation();
+ }
+
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportImpl.java b/sca-java-1.x/branches/sca-java-1.3.2/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/sca-java-1.x/branches/sca-java-1.3.2/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/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportModelResolver.java b/sca-java-1.x/branches/sca-java-1.3.2/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/sca-java-1.x/branches/sca-java-1.3.2/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/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportProcessor.java b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportProcessor.java new file mode 100644 index 0000000000..9f6ff52289 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportProcessor.java @@ -0,0 +1,143 @@ +/* + * 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.assembly.builder.impl.ProblemImpl; +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; +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 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; + private final Monitor monitor; + + public JavaExportProcessor(ModelFactoryExtensionPoint 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 = new ProblemImpl(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, 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) { + 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(); + } + } + + 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/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportExportFactoryImpl.java b/sca-java-1.x/branches/sca-java-1.3.2/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/sca-java-1.x/branches/sca-java-1.3.2/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/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportExportListener.java b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportExportListener.java new file mode 100644 index 0000000000..47cdc9767b --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportExportListener.java @@ -0,0 +1,157 @@ +/*
+ * 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.ArrayList;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+import org.apache.tuscany.sca.contribution.Artifact;
+import org.apache.tuscany.sca.contribution.Contribution;
+import org.apache.tuscany.sca.contribution.ContributionFactory;
+import org.apache.tuscany.sca.contribution.Export;
+import org.apache.tuscany.sca.contribution.Import;
+import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint;
+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.resolver.ModelResolver;
+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 {
+
+ private ContributionFactory contributionFactory;
+
+ /**
+ * Constructs a new JavaImportExportListener
+ */
+ public JavaImportExportListener(ModelFactoryExtensionPoint modelFactories) {
+ contributionFactory = modelFactories.getFactory(ContributionFactory.class);
+ }
+
+ /**
+ * 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 against all the other contributions
+ * Also set the exporting contributions used by contribution ClassLoaders to
+ * match import/export for class loading.
+ */
+ public void contributionAdded(ContributionRepository repository, Contribution contribution) {
+
+ // If the contribution does not contain sca-contribution.xml metadata
+ // (for example it's an existing JAR developed before SCA existed)
+ // export all its Java packages
+ ModelResolver modelResolver = contribution.getModelResolver();
+
+ // Look for META-INF/sca-contribution.xml
+ Artifact artifact = contributionFactory.createArtifact();
+ artifact.setURI(Contribution.SCA_CONTRIBUTION_META);
+ artifact = modelResolver.resolveModel(Artifact.class, artifact);
+ if (artifact.getLocation() == null) {
+
+ // Look for META-INF/sca-contribution-generated.xml
+ artifact.setURI(Contribution.SCA_CONTRIBUTION_GENERATED_META);
+ artifact = modelResolver.resolveModel(Artifact.class, artifact);
+ if (artifact.getLocation() == null) {
+
+ // No contribution metadata file was found, default to export all the
+ // Java packages found in the contribution
+ Set<String> packages = new HashSet<String>();
+ for (Artifact a: contribution.getArtifacts()) {
+ String uri = a.getURI();
+ if (uri.endsWith(".class")) {
+ uri = uri.substring(0, uri.length() - 6);
+ int d = uri.lastIndexOf('/');
+ if (d != -1) {
+ packages.add(uri.substring(0, d).replace('/', '.'));
+ }
+ }
+ }
+
+ // Add Java export model objects for all the packages we found
+ for (String pkg: packages) {
+ JavaExport export = new JavaExportImpl();
+ export.setPackage(pkg);
+ contribution.getExports().add(export);
+ }
+ }
+ }
+
+ // 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())) {
+ List<Contribution> exportingContributions = new ArrayList<Contribution>();
+ exportingContributions.add(targetContribution);
+ javaImport.setModelResolver(new JavaImportModelResolver(exportingContributions, 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 JavaImportModelResolver(repository.getContributions(), new DefaultImportAllModelResolver(import_, repository.getContributions())));
+ }
+ }
+ }
+ }
+
+ public void contributionRemoved(ContributionRepository repository, Contribution contribution) {
+
+ }
+
+ public void contributionUpdated(ContributionRepository repository, Contribution oldContribution, Contribution contribution) {
+
+ }
+
+}
diff --git a/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportImpl.java b/sca-java-1.x/branches/sca-java-1.3.2/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/sca-java-1.x/branches/sca-java-1.3.2/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/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportModelResolver.java b/sca-java-1.x/branches/sca-java-1.3.2/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/sca-java-1.x/branches/sca-java-1.3.2/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/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportProcessor.java b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportProcessor.java new file mode 100644 index 0000000000..d027d75b32 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportProcessor.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.assembly.builder.impl.ProblemImpl; +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; +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 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; + private final Monitor monitor; + + public JavaImportProcessor(ModelFactoryExtensionPoint 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 = new ProblemImpl(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, 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) { + 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(); + } + } + + 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/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.java.JavaImportExportFactory b/sca-java-1.x/branches/sca-java-1.3.2/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/sca-java-1.x/branches/sca-java-1.3.2/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/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor new file mode 100644 index 0000000000..ac1fa9aade --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.3.2/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://www.osoa.org/xmlns/sca/1.0#import.java,model=org.apache.tuscany.sca.contribution.java.JavaImport +org.apache.tuscany.sca.contribution.java.impl.JavaExportProcessor;qname=http://www.osoa.org/xmlns/sca/1.0#export.java,model=org.apache.tuscany.sca.contribution.java.JavaExport diff --git a/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.resolver.ModelResolver b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.resolver.ModelResolver new file mode 100644 index 0000000000..c69eb40636 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.resolver.ModelResolver @@ -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.ClassReferenceModelResolver;model=org.apache.tuscany.sca.contribution.resolver.ClassReference
diff --git a/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.service.ContributionListener b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.service.ContributionListener new file mode 100644 index 0000000000..7debb3d3c6 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.service.ContributionListener @@ -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.JavaImportExportListener
diff --git a/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/resources/contribution-java-validation-messages.properties b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/resources/contribution-java-validation-messages.properties new file mode 100644 index 0000000000..70b58f75c0 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.3.2/modules/contribution-java/src/main/resources/contribution-java-validation-messages.properties @@ -0,0 +1,22 @@ +# +# +# 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 + |