| /******************************************************************************* |
| * Copyright (c) 2000, 2016 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.jdt.internal.core; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.zip.ZipEntry; |
| import java.util.zip.ZipFile; |
| |
| import org.eclipse.core.resources.IStorage; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.jdt.core.IJarEntryResource; |
| import org.eclipse.jdt.core.IJavaModelStatusConstants; |
| import org.eclipse.jdt.core.IPackageFragmentRoot; |
| import org.eclipse.jdt.core.JavaModelException; |
| import org.eclipse.jdt.internal.compiler.util.JRTUtil; |
| import org.eclipse.jdt.internal.compiler.util.Util; |
| |
| /** |
| * A jar entry that represents a non-java file found in a JAR. |
| * |
| * @see IStorage |
| */ |
| public class JarEntryFile extends JarEntryResource { |
| private static final IJarEntryResource[] NO_CHILDREN = new IJarEntryResource[0]; |
| public JarEntryFile(String simpleName) { |
| super(simpleName); |
| } |
| |
| @Override |
| public JarEntryResource clone(Object newParent) { |
| JarEntryFile file = new JarEntryFile(this.simpleName); |
| file.setParent(newParent); |
| return file; |
| } |
| |
| @Override |
| public InputStream getContents() throws CoreException { |
| IPackageFragmentRoot root = getPackageFragmentRoot(); |
| if (Util.isJrt(root.getPath().toOSString())) { |
| try { |
| IPath rootPath = root.getPath(); |
| Object target = JavaModel.getTarget(rootPath, false); |
| if (target != null && target instanceof File) { |
| return JRTUtil.getContentFromJrt((File) target, getEntryName(), root.getElementName()); |
| } |
| } catch (IOException e) { |
| throw new JavaModelException(e, IJavaModelStatusConstants.IO_EXCEPTION); |
| } |
| return null; |
| } else { |
| ZipFile zipFile = null; |
| try { |
| zipFile = getZipFile(); |
| if (JavaModelManager.ZIP_ACCESS_VERBOSE) { |
| System.out.println("(" + Thread.currentThread() + ") [JarEntryFile.getContents()] Creating ZipFile on " +zipFile.getName()); //$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| String entryName = getEntryName(); |
| ZipEntry zipEntry = zipFile.getEntry(entryName); |
| if (zipEntry == null){ |
| throw new JavaModelException(new JavaModelStatus(IJavaModelStatusConstants.INVALID_PATH, entryName)); |
| } |
| byte[] contents = Util.getZipEntryByteContent(zipEntry, zipFile); |
| return new ByteArrayInputStream(contents); |
| } catch (IOException e){ |
| throw new JavaModelException(e, IJavaModelStatusConstants.IO_EXCEPTION); |
| } finally { |
| // avoid leaking ZipFiles |
| JavaModelManager.getJavaModelManager().closeZipFile(zipFile); |
| } |
| } |
| } |
| |
| @Override |
| public IJarEntryResource[] getChildren() { |
| return NO_CHILDREN; |
| } |
| |
| @Override |
| public boolean isFile() { |
| return true; |
| } |
| |
| @Override |
| public String toString() { |
| return "JarEntryFile["+getEntryName()+"]"; //$NON-NLS-2$ //$NON-NLS-1$ |
| } |
| } |