| /******************************************************************************* |
| * Copyright (c) 2001, 2007 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.jst.jee.archive.internal; |
| |
| import java.io.File; |
| import java.util.zip.ZipFile; |
| |
| import org.eclipse.jst.j2ee.commonarchivecore.internal.util.DeleteOnExitUtility; |
| |
| |
| /** |
| * Used as an optimization for reading jars within jars. Reading from a ZipFile is much faster than |
| * from a ZipInputStream, therefore, when possible, it makes sense to copy the nested jar to a temp |
| * file. It is the responsibility of the caller to ensure that the temp file gets deleted on normal |
| * system exit, using the helper method on java.io.File. This adapter will also delete the file |
| * when closed or finalized. |
| */ |
| public class TempZipFileArchiveLoadAdapterImpl extends ZipFileArchiveLoadAdapterImpl { |
| |
| protected File file; |
| |
| public TempZipFileArchiveLoadAdapterImpl() { |
| super(); |
| } |
| |
| public TempZipFileArchiveLoadAdapterImpl(java.io.File file) throws java.io.IOException { |
| super(new ZipFile(file)); |
| this.file = file; |
| } |
| |
| public File getFile(){ |
| return file; |
| } |
| |
| public void close() { |
| super.close(); |
| File file = getFile(); |
| file.delete(); |
| DeleteOnExitUtility.fileHasBeenDeleted(file); |
| } |
| |
| } |