| /******************************************************************************* |
| * Copyright (c) 2000, 2009 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.aspectj.org.eclipse.jdt.internal.core.util; |
| |
| import java.net.URI; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.runtime.CoreException; |
| import org.aspectj.org.eclipse.jdt.core.compiler.CharOperation; |
| import org.aspectj.org.eclipse.jdt.internal.compiler.batch.CompilationUnit; |
| |
| /** |
| * An ICompilationUnit that retrieves its contents using an IFile |
| */ |
| public class ResourceCompilationUnit extends CompilationUnit { |
| |
| private IFile file; |
| |
| public ResourceCompilationUnit(IFile file, URI location) { |
| super(null/*no contents*/, location == null ? file.getFullPath().toString() : location.getPath(), null/*encoding is used only when retrieving the contents*/); |
| this.file = file; |
| } |
| |
| public char[] getContents() { |
| if (this.contents != null) |
| return this.contents; // answer the cached source |
| |
| // otherwise retrieve it |
| try { |
| return Util.getResourceContentsAsCharArray(this.file); |
| } catch (CoreException e) { |
| return CharOperation.NO_CHAR; |
| } |
| } |
| } |