| /******************************************************************************* |
| * Copyright (c) 2009 Red Hat 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: |
| * Red Hat - Initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jst.j2ee.internal.common.exportmodel; |
| |
| import java.io.File; |
| import java.io.FileNotFoundException; |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.jst.j2ee.classpathdep.IClasspathDependencyConstants; |
| import org.eclipse.jst.j2ee.componentcore.J2EEModuleVirtualComponent; |
| import org.eclipse.jst.j2ee.internal.J2EEConstants; |
| import org.eclipse.jst.j2ee.internal.classpathdep.ClasspathDependencyManifestUtil; |
| import org.eclipse.jst.j2ee.internal.plugin.J2EEPlugin; |
| import org.eclipse.wst.common.componentcore.internal.flat.AbstractFlattenParticipant; |
| import org.eclipse.wst.common.componentcore.internal.flat.VirtualComponentFlattenUtility; |
| import org.eclipse.wst.common.componentcore.internal.flat.FlatFile; |
| import org.eclipse.wst.common.componentcore.internal.flat.FlatFolder; |
| 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.FlatVirtualComponent.FlatComponentTaskModel; |
| import org.eclipse.wst.common.componentcore.resources.IVirtualComponent; |
| import org.eclipse.wst.common.componentcore.resources.IVirtualReference; |
| |
| /** |
| * This class is solely responsible for replacing manifest.mf files |
| * which require updating before being exported |
| * |
| * @author rob |
| * |
| */ |
| public class ReplaceManifestExportParticipant extends AbstractFlattenParticipant { |
| protected static final IPath MANIFEST_PATH = new Path(J2EEConstants.MANIFEST_URI); |
| private List<String> javaClasspathURIs = null; |
| |
| @Override |
| public void finalize(IVirtualComponent component, |
| FlatComponentTaskModel dataModel, List<IFlatResource> resources) { |
| forceUpdate(component, dataModel, resources); |
| } |
| |
| public void forceUpdate(IVirtualComponent component, |
| FlatComponentTaskModel dataModel, List<IFlatResource> resources) { |
| if( !getClasspathURIs(component).isEmpty()) { |
| // find the old manifest |
| IFlatFolder parent = (FlatFolder)VirtualComponentFlattenUtility.getExistingModuleResource(resources, new Path(J2EEConstants.META_INF)); |
| IFlatResource[] children = parent.members(); |
| IFile original = null; |
| int originalIndex = 0; |
| for( int i = 0; i < children.length; i++) { |
| if( children[i].getName().equals(J2EEConstants.MANIFEST_SHORT_NAME)) { |
| original = (IFile)children[i].getAdapter(IFile.class); |
| originalIndex = i; |
| File newManifest = getNewManifest(component.getProject(), original, javaClasspathURIs); |
| FlatFile newManifestExportable = new FlatFile(newManifest, newManifest.getName(), new Path(J2EEConstants.META_INF)); |
| children[originalIndex] = newManifestExportable; |
| parent.setMembers(children); |
| return; |
| } |
| } |
| } |
| } |
| |
| /** |
| * Return whichever File is the new one, even if it's the same as the old one |
| * @return |
| */ |
| public static File getNewManifest(IProject project, IFile originalManifest, List<String> javaClasspathURIs) { |
| final IPath workingLocation = project.getWorkingLocation(J2EEPlugin.PLUGIN_ID); |
| // create path to temp MANIFEST.MF |
| final IPath tempManifestPath = workingLocation.append(MANIFEST_PATH); |
| final File tempFile = tempManifestPath.toFile(); |
| if (!tempFile.exists()) { |
| // create parent dirs for temp MANIFEST.MF |
| final File parent = tempFile.getParentFile(); |
| if (!parent.exists()) { |
| if (!parent.mkdirs()) { |
| return originalManifest != null ? originalManifest.getLocation().toFile() : null; |
| } |
| } |
| } |
| try { |
| ClasspathDependencyManifestUtil.updateManifestClasspath(originalManifest, javaClasspathURIs, tempFile); |
| } catch (FileNotFoundException e) { |
| } catch (IOException e) { |
| } |
| return tempFile.exists() ? tempFile : |
| originalManifest != null ? originalManifest.getLocation().toFile() : null; |
| } |
| |
| |
| protected List<String> getClasspathURIs(IVirtualComponent component) { |
| if( javaClasspathURIs == null ) { |
| javaClasspathURIs = loadClasspathURIs(component); |
| } |
| return javaClasspathURIs; |
| } |
| |
| public static List<String> loadClasspathURIs(IVirtualComponent component) { |
| ArrayList<String> uris = new ArrayList<String>(); |
| uris = new ArrayList<String>(); |
| if (component instanceof J2EEModuleVirtualComponent) { |
| final J2EEModuleVirtualComponent j2eeComp = (J2EEModuleVirtualComponent) component; |
| final IVirtualReference[] refs = j2eeComp.getJavaClasspathReferences(); |
| if (refs != null) { |
| for (int i = 0; i < refs.length; i++) { |
| if (refs[i].getRuntimePath().equals(IClasspathDependencyConstants.RUNTIME_MAPPING_INTO_CONTAINER_PATH)) { |
| uris.add(refs[i].getArchiveName()); |
| } |
| } |
| } |
| } |
| return uris; |
| } |
| |
| |
| } |