| package org.eclipse.ui.internal.dialogs; |
| |
| /* |
| * (c) Copyright IBM Corp. 2000, 2001. |
| * All Rights Reserved. |
| */ |
| import java.io.*; |
| |
| import org.eclipse.core.resources.*; |
| 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); |
| } |
| } |
| } |