diff options
Diffstat (limited to 'branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl')
9 files changed, 0 insertions, 1191 deletions
diff --git a/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassReferenceModelResolver.java b/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassReferenceModelResolver.java deleted file mode 100644 index 4946002b14..0000000000 --- a/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassReferenceModelResolver.java +++ /dev/null @@ -1,134 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -package org.apache.tuscany.sca.contribution.java.impl; - -import java.lang.ref.WeakReference; -import java.lang.reflect.Constructor; -import java.util.HashMap; -import java.util.Map; - -import org.apache.tuscany.sca.contribution.Contribution; -import org.apache.tuscany.sca.contribution.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(Contribution contribution, ModelFactoryExtensionPoint modelFactories) { - this.contribution = contribution; - if (this.contribution != null) { - ClassLoader cl = contribution.getClassLoader(); - if (contribution.getClassLoader() == null) { - cl = new ContributionClassLoader(contribution, null); - contribution.setClassLoader(cl); - } - this.classLoader = new WeakReference<ClassLoader>(cl); - } else { - // This path should be used only for unit testing. - this.classLoader = new WeakReference<ClassLoader>(this.getClass().getClassLoader()); - } - - 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 wrappering 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-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ContributionClassLoader.java b/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ContributionClassLoader.java deleted file mode 100644 index 873a21a456..0000000000 --- a/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ContributionClassLoader.java +++ /dev/null @@ -1,382 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -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 { - - private Contribution contribution; - - - /** - * Constructor for contribution classloader - * - * @param contribution - * @param parent - * @throws MalformedURLException - */ - public ContributionClassLoader(Contribution contribution, ClassLoader parent) { - - // To enable contributions to access code outside of SCA contributions - // (typically by providing them on CLASSPATH), use the thread context - // classloader as the parent of all contribution classloaders. - - 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)) { - - 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/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportImpl.java b/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportImpl.java deleted file mode 100644 index f35f35ac4c..0000000000 --- a/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportImpl.java +++ /dev/null @@ -1,58 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -package org.apache.tuscany.sca.contribution.java.impl; - -import org.apache.tuscany.sca.contribution.java.JavaExport; -import org.apache.tuscany.sca.contribution.resolver.ModelResolver; - -/** - * Implementation of a Java Import model - * - * @version $Rev$ $Date$ - */ -public class JavaExportImpl implements JavaExport { - private ModelResolver modelResolver; - - /** - * Java package being exported - */ - private String packageName; - - public JavaExportImpl() { - super(); - } - - public String getPackage() { - return this.packageName; - } - - public void setPackage(String packageName) { - this.packageName = packageName; - } - - public ModelResolver getModelResolver() { - return modelResolver; - } - - public void setModelResolver(ModelResolver modelResolver) { - this.modelResolver = modelResolver; - } - -} diff --git a/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportProcessor.java b/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportProcessor.java deleted file mode 100644 index 840c4e2f02..0000000000 --- a/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaExportProcessor.java +++ /dev/null @@ -1,120 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -package org.apache.tuscany.sca.contribution.java.impl; - -import static javax.xml.stream.XMLStreamConstants.START_ELEMENT; - -import javax.xml.namespace.QName; -import javax.xml.stream.XMLStreamConstants; -import javax.xml.stream.XMLStreamException; -import javax.xml.stream.XMLStreamReader; -import javax.xml.stream.XMLStreamWriter; - -import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; -import org.apache.tuscany.sca.contribution.java.JavaExport; -import org.apache.tuscany.sca.contribution.java.JavaImportExportFactory; -import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; -import org.apache.tuscany.sca.contribution.resolver.ModelResolver; -import org.apache.tuscany.sca.contribution.service.ContributionReadException; -import org.apache.tuscany.sca.contribution.service.ContributionResolveException; -import org.apache.tuscany.sca.contribution.service.ContributionWriteException; - -/** - * Artifact processor for Java Export - * - * @version $Rev$ $Date$ - */ -public class JavaExportProcessor implements StAXArtifactProcessor<JavaExport> { - private static final String SCA10_NS = "http://www.osoa.org/xmlns/sca/1.0"; - - private static final QName EXPORT_JAVA = new QName(SCA10_NS, "export.java"); - - private static final String PACKAGE = "package"; - - private final JavaImportExportFactory factory; - - public JavaExportProcessor(ModelFactoryExtensionPoint modelFactories) { - super(); - this.factory = modelFactories.getFactory(JavaImportExportFactory.class); - } - - public QName getArtifactType() { - return EXPORT_JAVA; - } - - public Class<JavaExport> getModelType() { - return JavaExport.class; - } - - /** - * Process <export package=""/> - */ - public JavaExport read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException { - JavaExport javaExport = this.factory.createJavaExport(); - QName element = null; - - while (reader.hasNext()) { - int event = reader.getEventType(); - switch (event) { - case START_ELEMENT: - element = reader.getName(); - - // Read <export.java> - if (EXPORT_JAVA.equals(element)) { - String packageName = reader.getAttributeValue(null, PACKAGE); - if (packageName == null) { - throw new ContributionReadException("Attribute 'package' is missing"); - } - - javaExport.setPackage(packageName); - } - break; - case XMLStreamConstants.END_ELEMENT: - if (EXPORT_JAVA.equals(reader.getName())) { - return javaExport; - } - break; - } - - //Read the next element - if (reader.hasNext()) { - reader.next(); - } - } - - return javaExport; - } - - public void write(JavaExport javaExport, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException { - - // Write <export.java> - writer.writeStartElement(EXPORT_JAVA.getNamespaceURI(), EXPORT_JAVA.getLocalPart()); - - if (javaExport.getPackage() != null) { - writer.writeAttribute(PACKAGE, javaExport.getPackage()); - } - - writer.writeEndElement(); - } - - public void resolve(JavaExport model, ModelResolver resolver) throws ContributionResolveException { - - } -} diff --git a/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportExportFactoryImpl.java b/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportExportFactoryImpl.java deleted file mode 100644 index 3bf9e54774..0000000000 --- a/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportExportFactoryImpl.java +++ /dev/null @@ -1,41 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -package org.apache.tuscany.sca.contribution.java.impl; - -import org.apache.tuscany.sca.contribution.java.JavaExport; -import org.apache.tuscany.sca.contribution.java.JavaImport; -import org.apache.tuscany.sca.contribution.java.JavaImportExportFactory; - -/** - * Java Import/Export Factory implementation - * - * @version $Rev$ $Date$ - */ -public class JavaImportExportFactoryImpl implements JavaImportExportFactory { - - public JavaImport createJavaImport() { - return new JavaImportImpl(); - } - - public JavaExport createJavaExport() { - return new JavaExportImpl(); - } - -} diff --git a/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportExportListener.java b/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportExportListener.java deleted file mode 100644 index 95fba93181..0000000000 --- a/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportExportListener.java +++ /dev/null @@ -1,157 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -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 agains 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/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportImpl.java b/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportImpl.java deleted file mode 100644 index cc18d5f798..0000000000 --- a/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportImpl.java +++ /dev/null @@ -1,110 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -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-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportModelResolver.java b/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportModelResolver.java deleted file mode 100644 index 484eddd222..0000000000 --- a/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportModelResolver.java +++ /dev/null @@ -1,62 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -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-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportProcessor.java b/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportProcessor.java deleted file mode 100644 index 24612b0450..0000000000 --- a/branches/sca-java-1.2/modules/contribution-java/src/main/java/org/apache/tuscany/sca/contribution/java/impl/JavaImportProcessor.java +++ /dev/null @@ -1,127 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -package org.apache.tuscany.sca.contribution.java.impl; - -import static javax.xml.stream.XMLStreamConstants.START_ELEMENT; - -import javax.xml.namespace.QName; -import javax.xml.stream.XMLStreamConstants; -import javax.xml.stream.XMLStreamException; -import javax.xml.stream.XMLStreamReader; -import javax.xml.stream.XMLStreamWriter; - -import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint; -import org.apache.tuscany.sca.contribution.java.JavaImport; -import org.apache.tuscany.sca.contribution.java.JavaImportExportFactory; -import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; -import org.apache.tuscany.sca.contribution.resolver.ModelResolver; -import org.apache.tuscany.sca.contribution.service.ContributionReadException; -import org.apache.tuscany.sca.contribution.service.ContributionResolveException; -import org.apache.tuscany.sca.contribution.service.ContributionWriteException; - -/** - * Artifact Processor for Java Imports - * - * @version $Rev$ $Date$ - */ -public class JavaImportProcessor implements StAXArtifactProcessor<JavaImport> { - private static final String SCA10_NS = "http://www.osoa.org/xmlns/sca/1.0"; - - private static final QName IMPORT_JAVA = new QName(SCA10_NS, "import.java"); - - private static final String PACKAGE = "package"; - private static final String LOCATION = "location"; - - private final JavaImportExportFactory factory; - - public JavaImportProcessor(ModelFactoryExtensionPoint modelFactories) { - super(); - this.factory = modelFactories.getFactory(JavaImportExportFactory.class); - } - - public QName getArtifactType() { - return IMPORT_JAVA; - } - - public Class<JavaImport> getModelType() { - return JavaImport.class; - } - - /** - * Process <import.java package="" location=""/> - */ - public JavaImport read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException { - JavaImport javaImport = this.factory.createJavaImport(); - QName element = null; - - while (reader.hasNext()) { - int event = reader.getEventType(); - switch (event) { - case START_ELEMENT: - element = reader.getName(); - - // Read <import.java> - if (IMPORT_JAVA.equals(element)) { - String packageName = reader.getAttributeValue(null, PACKAGE); - if (packageName == null) { - throw new ContributionReadException("Attribute 'package' is missing"); - } - - String location = reader.getAttributeValue(null, LOCATION); - javaImport.setPackage(packageName); - javaImport.setLocation(location); - } - break; - case XMLStreamConstants.END_ELEMENT: - if (IMPORT_JAVA.equals(reader.getName())) { - return javaImport; - } - break; - } - - // Read the next element - if (reader.hasNext()) { - reader.next(); - } - } - - return javaImport; - } - - public void write(JavaImport javaImport, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException { - - // Write <import.java> - writer.writeStartElement(IMPORT_JAVA.getNamespaceURI(), IMPORT_JAVA.getLocalPart()); - - if (javaImport.getPackage() != null) { - writer.writeAttribute(PACKAGE, javaImport.getPackage()); - } - if (javaImport.getLocation() != null) { - writer.writeAttribute(LOCATION, javaImport.getLocation()); - } - - writer.writeEndElement(); - } - - - public void resolve(JavaImport model, ModelResolver resolver) throws ContributionResolveException { - - } -} |