| /******************************************************************************* |
| * Copyright (c) 2010 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jst.j2ee.internal.common.exportmodel; |
| |
| import java.io.File; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.jst.common.internal.modulecore.AddClasspathLibReferencesParticipant; |
| import org.eclipse.jst.common.internal.modulecore.IClasspathDependencyComponent; |
| import org.eclipse.jst.common.internal.modulecore.IClasspathDependencyProvider; |
| import org.eclipse.jst.common.internal.modulecore.IClasspathDependencyReceiver; |
| import org.eclipse.jst.j2ee.project.JavaEEProjectUtilities; |
| import org.eclipse.jst.j2ee.project.WebUtilities; |
| import org.eclipse.jst.j2ee.project.facet.IJ2EEFacetConstants; |
| import org.eclipse.wst.common.componentcore.internal.flat.AbstractFlattenParticipant; |
| import org.eclipse.wst.common.componentcore.internal.flat.ChildModuleReference; |
| import org.eclipse.wst.common.componentcore.internal.flat.FlatVirtualComponent; |
| import org.eclipse.wst.common.componentcore.internal.flat.IChildModuleReference; |
| import org.eclipse.wst.common.componentcore.internal.flat.IFlatFile; |
| import org.eclipse.wst.common.componentcore.internal.flat.IFlatFolder; |
| import org.eclipse.wst.common.componentcore.internal.flat.IFlatResource; |
| import org.eclipse.wst.common.componentcore.internal.flat.VirtualComponentFlattenUtility; |
| import org.eclipse.wst.common.componentcore.resources.IVirtualComponent; |
| import org.eclipse.wst.common.componentcore.resources.IVirtualReference; |
| |
| |
| public class ClasspathDependenciesCollector extends FlatVirtualComponent { |
| |
| public ClasspathDependenciesCollector(IVirtualComponent component) { |
| super(component); |
| } |
| |
| @Override |
| protected boolean canOptimize() { |
| return true; |
| } |
| |
| @Override |
| protected void optimize(List<IFlatResource> resources, List<IChildModuleReference> children) { |
| if (getComponent() != null) { |
| AbstractFlattenParticipant classpathReferences = null; |
| IProject project = getComponent().getProject(); |
| |
| if (JavaEEProjectUtilities.isEARProject(project)) { |
| classpathReferences = new AddClasspathLibReferencesParticipant(); |
| } |
| else if (JavaEEProjectUtilities.isDynamicWebProject(project)) { |
| classpathReferences = new WebLibClasspathReferencesParticipant(); |
| } |
| |
| if (classpathReferences != null) { |
| classpathReferences.finalize(getComponent(), null, resources); |
| // Retrieve the children modules contributed by classpath references and |
| // add them as children of this FlatVirtualComponent |
| List <IVirtualReference> refToModules = classpathReferences.getChildModules(getComponent(), null); |
| if (refToModules != null){ |
| for (IVirtualReference ref:refToModules){ |
| ChildModuleReference cm = new ChildModuleReference(ref, new Path("")); //$NON-NLS-1$ |
| List<IChildModuleReference> duplicates = new ArrayList(); |
| for( IChildModuleReference tmp : children ) { |
| if(tmp.getRelativeURI().equals(cm.getRelativeURI())) |
| duplicates.add(tmp); |
| } |
| children.removeAll(duplicates); |
| children.add(cm); |
| } |
| } |
| } |
| } |
| } |
| |
| public List <IFlatFile> fetchFlatFiles() throws CoreException { |
| IFlatResource [] resources = fetchResources(); |
| List<IFlatFile> flatFiles = new ArrayList<IFlatFile>(); |
| return fetchFlatFiles(resources, flatFiles); |
| } |
| |
| /** |
| * This method will return an array of {@link IVirtualReference} for all of |
| * the utility modules contributed by classpath dependencies. |
| * |
| * @return - an array of {@link IVirtualReference} of utility modules |
| * @throws CoreException |
| */ |
| public IVirtualReference[] getUtilityModuleReferences() throws CoreException { |
| |
| List <IVirtualReference> result = new ArrayList<IVirtualReference>(); |
| if (getComponent() != null) { |
| List<String> componentTypes = Collections.singletonList(IJ2EEFacetConstants.UTILITY); |
| for (IChildModuleReference moduleRef:getChildModules()){ |
| if (componentTypes.contains(JavaEEProjectUtilities.getJ2EEComponentType(moduleRef.getReference().getReferencedComponent()))) { |
| result.add(moduleRef.getReference()); |
| } |
| } |
| |
| if (result.size() > 0) |
| return result.toArray(new IVirtualReference[result.size()]); |
| } |
| return new IVirtualReference[0]; |
| } |
| |
| private List <IFlatFile> fetchFlatFiles(IFlatResource[] resources, List<IFlatFile> flatFiles) { |
| for (int i = 0; i < resources.length; i++) { |
| IFlatResource resource = resources[i]; |
| if (resource instanceof IFlatFile) { |
| if (((IFlatFile) resource).getAdapter(File.class) != null) |
| flatFiles.add((IFlatFile)resource); |
| } else if (resource instanceof IFlatFolder) { |
| fetchFlatFiles(((IFlatFolder)resource).members(), flatFiles); |
| } |
| } |
| return flatFiles; |
| } |
| |
| private class WebLibClasspathReferencesParticipant extends AbstractFlattenParticipant { |
| private List<IFlatResource> list; |
| |
| @Override |
| public void finalize(IVirtualComponent webComponent, FlatComponentTaskModel dataModel, List<IFlatResource> resources) { |
| this.list = resources; |
| addReferencedComponentClasspathDependencies((IClasspathDependencyReceiver)webComponent); |
| } |
| |
| private void addReferencedComponentClasspathDependencies(final IClasspathDependencyReceiver webComponent) { |
| final IVirtualReference[] refs = webComponent.getReferences(); |
| for (int i = 0; i < refs.length; i++) { |
| final IVirtualReference reference = refs[i]; |
| final IPath runtimePath = reference.getRuntimePath(); |
| final IVirtualComponent referencedComponent = reference.getReferencedComponent(); |
| |
| if (!runtimePath.equals(WebUtilities.WEBLIB)) { |
| continue; |
| } |
| |
| // if the reference cannot export dependencies, skip |
| if( !(referencedComponent instanceof IClasspathDependencyProvider) ) |
| continue; |
| |
| if (!referencedComponent.isBinary() && referencedComponent instanceof IClasspathDependencyProvider) { |
| final IVirtualReference[] cpRefs = ((IClasspathDependencyProvider) referencedComponent).getJavaClasspathReferences(); |
| for (int j = 0; j < cpRefs.length; j++) { |
| final IVirtualReference cpRef = cpRefs[j]; |
| IPath cpRefRuntimePath = cpRef.getRuntimePath(); |
| |
| if (cpRef.getReferencedComponent() instanceof IClasspathDependencyComponent) { |
| IClasspathDependencyComponent cpComp = (IClasspathDependencyComponent) cpRef.getReferencedComponent(); |
| // don't want to process class folder refs here |
| if (cpComp.isClassFolder()) |
| continue; |
| |
| if (!cpRefRuntimePath.toString().equals(IClasspathDependencyReceiver.RUNTIME_MAPPING_INTO_CONTAINER)) |
| continue; |
| |
| cpRefRuntimePath = runtimePath; |
| new VirtualComponentFlattenUtility(list, null).addFile(cpComp, cpRefRuntimePath, cpComp); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| } |