| /******************************************************************************* |
| * Copyright (c) 2003, 2008 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.debug.core.sourcelookup.containers; |
| |
| import java.io.File; |
| import java.util.ArrayList; |
| import java.util.List; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.debug.core.DebugPlugin; |
| import org.eclipse.debug.core.sourcelookup.ISourceContainer; |
| import org.eclipse.debug.core.sourcelookup.ISourceContainerType; |
| |
| /** |
| * A directory in the local file system. Source elements returned |
| * from <code>findSourceElements(...)</code> are instances |
| * of <code>LocalFileStorage</code>. |
| * <p> |
| * Clients may instantiate this class. |
| * </p> |
| * @since 3.0 |
| * @noextend This class is not intended to be subclassed by clients. |
| */ |
| |
| public class DirectorySourceContainer extends CompositeSourceContainer { |
| |
| // root directory |
| private File fDirectory; |
| // whether to search sub-folders |
| private boolean fSubfolders = false; |
| /** |
| * Unique identifier for the directory source container type |
| * (value <code>org.eclipse.debug.core.containerType.directory</code>). |
| */ |
| public static final String TYPE_ID = DebugPlugin.getUniqueIdentifier() + ".containerType.directory"; //$NON-NLS-1$ |
| |
| /** |
| * Constructs an external folder container for the |
| * directory identified by the given path. |
| * |
| * @param dirPath path to a directory in the local file system |
| * @param subfolders whether folders within the root directory |
| * should be searched for source elements |
| */ |
| public DirectorySourceContainer(IPath dirPath, boolean subfolders) { |
| this(dirPath.toFile(), subfolders); |
| } |
| |
| /** |
| * Constructs an external folder container for the |
| * directory identified by the given file. |
| * |
| * @param dir a directory in the local file system |
| * @param subfolders whether folders within the root directory |
| * should be searched for source elements |
| */ |
| public DirectorySourceContainer(File dir, boolean subfolders) { |
| fDirectory = dir; |
| fSubfolders = subfolders; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.core.sourcelookup.ISourceContainer#getName() |
| */ |
| public String getName() { |
| return fDirectory.getName(); |
| } |
| |
| /** |
| * Returns the root directory in the local file system associated |
| * with this source container. |
| * |
| * @return the root directory in the local file system associated |
| * with this source container |
| */ |
| public File getDirectory() { |
| return fDirectory; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.core.sourcelookup.ISourceContainer#getType() |
| */ |
| public ISourceContainerType getType() { |
| return getSourceContainerType(TYPE_ID); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.core.sourcelookup.ISourceContainer#findSourceElements(java.lang.String) |
| */ |
| public Object[] findSourceElements(String name) throws CoreException { |
| ArrayList sources = new ArrayList(); |
| File directory = getDirectory(); |
| File file = new File(directory, name); |
| if (file.exists() && file.isFile()) { |
| sources.add(new LocalFileStorage(file)); |
| } |
| |
| //check sub-folders |
| if ((isFindDuplicates() && fSubfolders) || (sources.isEmpty() && fSubfolders)) { |
| ISourceContainer[] containers = getSourceContainers(); |
| for (int i=0; i < containers.length; i++) { |
| Object[] objects = containers[i].findSourceElements(name); |
| if (objects == null || objects.length == 0) { |
| continue; |
| } |
| if (isFindDuplicates()) { |
| for(int j=0; j < objects.length; j++) |
| sources.add(objects[j]); |
| } else { |
| sources.add(objects[0]); |
| break; |
| } |
| } |
| } |
| |
| if(sources.isEmpty()) |
| return EMPTY; |
| return sources.toArray(); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.core.sourcelookup.ISourceContainer#isComposite() |
| */ |
| public boolean isComposite() { |
| return fSubfolders; |
| } |
| |
| /* (non-Javadoc) |
| * @see java.lang.Object#equals(java.lang.Object) |
| */ |
| public boolean equals(Object obj) { |
| if (obj instanceof DirectorySourceContainer) { |
| DirectorySourceContainer container = (DirectorySourceContainer) obj; |
| return container.getDirectory().equals(getDirectory()); |
| } |
| return false; |
| } |
| /* (non-Javadoc) |
| * @see java.lang.Object#hashCode() |
| */ |
| public int hashCode() { |
| return getDirectory().hashCode(); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.core.sourcelookup.containers.CompositeSourceContainer#createSourceContainers() |
| */ |
| protected ISourceContainer[] createSourceContainers() throws CoreException { |
| if (isComposite()) { |
| String[] files = fDirectory.list(); |
| if (files != null) { |
| List dirs = new ArrayList(); |
| for (int i = 0; i < files.length; i++) { |
| String name = files[i]; |
| File file = new File(getDirectory(), name); |
| if (file.exists() && file.isDirectory()) { |
| dirs.add(new DirectorySourceContainer(file, true)); |
| } |
| } |
| ISourceContainer[] containers = (ISourceContainer[]) dirs.toArray(new ISourceContainer[dirs.size()]); |
| for (int i = 0; i < containers.length; i++) { |
| ISourceContainer container = containers[i]; |
| container.init(getDirector()); |
| } |
| return containers; |
| } |
| } |
| return new ISourceContainer[0]; |
| } |
| |
| } |