| /******************************************************************************* |
| * Copyright (c) 2003, 2007 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.archive; |
| |
| import java.io.FileNotFoundException; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.eclipse.core.resources.IContainer; |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IFolder; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.jst.j2ee.internal.J2EEConstants; |
| import org.eclipse.jst.jee.archive.AbstractArchiveLoadAdapter; |
| import org.eclipse.jst.jee.archive.ArchiveModelLoadException; |
| import org.eclipse.jst.jee.archive.IArchiveResource; |
| import org.eclipse.osgi.util.NLS; |
| |
| public class ConnectorComponentNestedJARArchiveLoadAdapter extends AbstractArchiveLoadAdapter { |
| |
| private List<IFile> iFiles; |
| |
| private int sourceSegmentCount; |
| |
| private int outputSegmentCount; |
| |
| private Map<IPath, IFile> pathsToIFiles; |
| |
| private Map<IPath, IArchiveResource> pathsToIArchiveResources; |
| |
| private IContainer sourceContainer; |
| |
| /** |
| * Constructor for NestedJARLoadStrategyImpl. |
| */ |
| public ConnectorComponentNestedJARArchiveLoadAdapter(List<IFile> iFiles, IContainer sourceContainer, IFolder javaOutputFolder) { |
| super(); |
| this.iFiles = iFiles; |
| this.sourceContainer = sourceContainer; |
| sourceSegmentCount = sourceContainer.getProjectRelativePath().segmentCount(); |
| outputSegmentCount = javaOutputFolder.getProjectRelativePath().segmentCount(); |
| } |
| |
| @Override |
| public String toString() { |
| int packageLength = this.getClass().getPackage().getName().length() + 1; |
| StringBuffer buffer = new StringBuffer(this.getClass().getName().substring(packageLength)); |
| buffer.append(", Source Container: "); //$NON-NLS-1$ |
| buffer.append(sourceContainer.getName()); |
| return buffer.toString(); |
| } |
| |
| private boolean indexed = false; |
| |
| private List<IArchiveResource> fullIndex = null; |
| |
| @Override |
| public List<IArchiveResource> getArchiveResources() { |
| if (!indexed) { |
| indexed = true; |
| pathsToIFiles = new HashMap<IPath, IFile>(); |
| pathsToIArchiveResources = new HashMap<IPath, IArchiveResource>(); |
| for (IFile iFile : iFiles) { |
| IPath relPath; |
| if (JavaEEArchiveUtilities.isClass(iFile)) { |
| relPath = getRelativePath(iFile, outputSegmentCount); |
| } else { |
| relPath = getRelativePath(iFile, sourceSegmentCount); |
| } |
| addFile(iFile, relPath); |
| } |
| IPath manifestPath = new Path(J2EEConstants.MANIFEST_URI); |
| if (!pathsToIArchiveResources.containsKey(manifestPath)) { |
| IArchiveResource manifest = createManifest(manifestPath); |
| pathsToIArchiveResources.put(manifest.getPath(), manifest); |
| } |
| List<IArchiveResource> list = new ArrayList(); |
| list.addAll(pathsToIArchiveResources.values()); |
| fullIndex = Collections.unmodifiableList(list); |
| } |
| return fullIndex; |
| } |
| |
| protected void addFile(IFile iFile, IPath relPath) { |
| IArchiveResource aFile = createFile(iFile, relPath); |
| pathsToIArchiveResources.put(aFile.getPath(), aFile); |
| pathsToIFiles.put(aFile.getPath(), iFile); |
| } |
| |
| protected long getLastModified(IResource aResource) { |
| return aResource.getLocation().toFile().lastModified(); |
| } |
| |
| private IArchiveResource createFile(IFile iFile, IPath relPath) { |
| IArchiveResource cFile = createFile(relPath); |
| cFile.setLastModified(getLastModified(iFile)); |
| return cFile; |
| } |
| |
| private IPath getRelativePath(IFile file, int parentSegmentCount) { |
| return file.getProjectRelativePath().removeFirstSegments(parentSegmentCount); |
| } |
| |
| @Override |
| public boolean containsArchiveResource(IPath resourcePath) { |
| if (!indexed) { |
| getArchiveResources(); |
| } |
| return pathsToIArchiveResources.containsKey(resourcePath); |
| } |
| |
| @Override |
| public IArchiveResource getArchiveResource(IPath resourcePath) throws FileNotFoundException { |
| if (!indexed) { |
| getArchiveResources(); |
| } |
| return pathsToIArchiveResources.get(resourcePath); |
| } |
| |
| @Override |
| public InputStream getInputStream(IArchiveResource archiveResource) throws IOException, FileNotFoundException { |
| IFile file = pathsToIFiles.get(archiveResource.getPath()); |
| if (file != null) { |
| try { |
| return file.getContents(); |
| } catch (CoreException core) { |
| throw new IOException(NLS.bind(ArchiveMessages.ConnectorComponentNestedJARArchiveLoadAdapter_Unable_to_get_contents_from_0_mes_, new Object[] { file.getProjectRelativePath(), core.getLocalizedMessage() })); |
| } |
| } |
| throw new FileNotFoundException(archiveResource.getPath().toString()); |
| } |
| |
| @Override |
| public boolean containsModelObject(IPath modelObjectPath) { |
| return false; |
| } |
| |
| @Override |
| public Object getModelObject(IPath modelObjectPath) throws ArchiveModelLoadException { |
| return null; // no model objects here |
| } |
| |
| } |