| /******************************************************************************* |
| * Copyright (c) 2008 BEA Systems, Inc. |
| * 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: |
| * wharley@bea.com - initial implementation |
| * |
| *******************************************************************************/ |
| |
| package org.eclipse.jdt.internal.apt.pluggable.core.filer; |
| |
| import java.io.BufferedReader; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.InputStreamReader; |
| import java.io.OutputStream; |
| import java.io.Reader; |
| import java.io.Writer; |
| import java.net.URI; |
| |
| import javax.tools.FileObject; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.jdt.internal.core.util.Util; |
| |
| /** |
| * Implementation of a FileObject returned by Filer.getResource(). |
| * @since 3.4 |
| */ |
| public class IdeInputFileObject implements FileObject { |
| |
| private final IFile _file; |
| |
| public IdeInputFileObject(IFile file) { |
| _file = file; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.tools.FileObject#delete() |
| */ |
| @Override |
| public boolean delete() { |
| throw new IllegalStateException("An annotation processor is not permitted to delete resources"); |
| } |
| |
| /** |
| * @see javax.tools.FileObject#getCharContent(boolean) |
| */ |
| @Override |
| public CharSequence getCharContent(boolean ignoreEncodingErrors) |
| throws IOException { |
| try { |
| char[] chars = Util.getResourceContentsAsCharArray(this._file); |
| return new String(chars); |
| } catch (CoreException e) { |
| throw new IOException(e); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.tools.FileObject#getLastModified() |
| */ |
| @Override |
| public long getLastModified() { |
| return _file.getModificationStamp(); |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.tools.FileObject#getName() |
| */ |
| @Override |
| public String getName() { |
| return _file.getProjectRelativePath().toString(); |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.tools.FileObject#openInputStream() |
| */ |
| @Override |
| public InputStream openInputStream() throws IOException { |
| try { |
| return _file.getContents(); |
| } catch (CoreException e) { |
| throw new IOException(e); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.tools.FileObject#openOutputStream() |
| */ |
| @Override |
| public OutputStream openOutputStream() throws IOException { |
| throw new IllegalStateException("Writing to a non-generated file is not permitted"); |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.tools.FileObject#openReader(boolean) |
| */ |
| @Override |
| public Reader openReader(boolean ignoreEncodingErrors) throws IOException { |
| return new BufferedReader(new InputStreamReader(openInputStream())); |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.tools.FileObject#openWriter() |
| */ |
| @Override |
| public Writer openWriter() throws IOException { |
| throw new IllegalStateException("Writing to a non-generated file is not permitted"); |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.tools.FileObject#toUri() |
| */ |
| @Override |
| public URI toUri() { |
| return _file.getLocationURI(); |
| } |
| |
| } |