| /******************************************************************************* |
| * Copyright (c) 2000, 2003 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ui.internal.ide.dialogs; |
| |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| import org.eclipse.core.resources.IContainer; |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| |
| /** |
| * Helper class for exporting resources to the file system. |
| */ |
| /*package*/class FileSystemResourceExporter { |
| /** |
| * Creates the specified file system directory at <code>destinationPath</code>. |
| * This creates a new file system directory. |
| */ |
| public void createFolder(IPath destinationPath) { |
| new File(destinationPath.toOSString()).mkdir(); |
| } |
| |
| /** |
| * Writes the passed resource to the specified location recursively |
| */ |
| public void write(IResource resource, IPath destinationPath) |
| throws CoreException, IOException { |
| if (resource.getType() == IResource.FILE) |
| writeFile((IFile) resource, destinationPath); |
| else |
| writeChildren((IContainer) resource, destinationPath); |
| } |
| |
| /** |
| * Exports the passed container's children |
| */ |
| protected void writeChildren(IContainer folder, IPath destinationPath) |
| throws CoreException, IOException { |
| if (folder.isAccessible()) { |
| IResource[] children = folder.members(); |
| for (int i = 0; i < children.length; i++) { |
| IResource child = children[i]; |
| writeResource(child, destinationPath.append(child.getName())); |
| } |
| } |
| } |
| |
| /** |
| * Writes the passed file resource to the specified destination on the local |
| * file system |
| */ |
| protected void writeFile(IFile file, IPath destinationPath) |
| throws IOException, CoreException { |
| FileOutputStream output = null; |
| InputStream contentStream = null; |
| |
| try { |
| output = new FileOutputStream(destinationPath.toOSString()); |
| contentStream = file.getContents(false); |
| int chunkSize = contentStream.available(); |
| byte[] readBuffer = new byte[chunkSize]; |
| int n = contentStream.read(readBuffer); |
| |
| while (n > 0) { |
| output.write(readBuffer); |
| n = contentStream.read(readBuffer); |
| } |
| } finally { |
| if (output != null) |
| output.close(); |
| if (contentStream != null) |
| contentStream.close(); |
| } |
| } |
| |
| /** |
| * Writes the passed resource to the specified location recursively |
| */ |
| protected void writeResource(IResource resource, IPath destinationPath) |
| throws CoreException, IOException { |
| if (resource.getType() == IResource.FILE) |
| writeFile((IFile) resource, destinationPath); |
| else { |
| createFolder(destinationPath); |
| writeChildren((IContainer) resource, destinationPath); |
| } |
| } |
| } |