| /******************************************************************************* |
| * Copyright (c) 2008, 2017 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Ferenc Hechler - initial API and implementation |
| * Ferenc Hechler, ferenc_hechler@users.sourceforge.net - 219530 [jar application] add Jar-in-Jar ClassLoader option |
| * Ferenc Hechler, ferenc_hechler@users.sourceforge.net - 262746 [jar exporter] Create a builder for jar-in-jar-loader.zip |
| * Ferenc Hechler, ferenc_hechler@users.sourceforge.net - 262748 [jar exporter] extract constants for string literals in JarRsrcLoader et al. |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.jarinjarloader; |
| |
| import java.io.IOException; |
| import java.net.URL; |
| |
| /** |
| * This class will be compiled into the binary jar-in-jar-loader.zip. This ZIP is used for the |
| * "Runnable JAR File Exporter" |
| * |
| * Handle URLs with protocol "rsrc". "rsrc:path/file.ext" identifies the content accessible as |
| * classLoader.getResourceAsStream("path/file.ext"). "rsrc:path/" identifies a base-path for |
| * resources to be searched. The spec "file.ext" is combined to "rsrc:path/file.ext". |
| * |
| * @since 3.5 |
| */ |
| public class RsrcURLStreamHandler extends java.net.URLStreamHandler { |
| |
| private ClassLoader classLoader; |
| |
| public RsrcURLStreamHandler(ClassLoader classLoader) { |
| this.classLoader = classLoader; |
| } |
| |
| @Override |
| protected java.net.URLConnection openConnection(URL u) throws IOException { |
| return new RsrcURLConnection(u, classLoader); |
| } |
| |
| @Override |
| protected void parseURL(URL url, String spec, int start, int limit) { |
| String file; |
| if (spec.startsWith(JIJConstants.INTERNAL_URL_PROTOCOL_WITH_COLON)) |
| file = spec.substring(5); |
| else if (JIJConstants.CURRENT_DIR.equals(url.getFile())) |
| file = spec; |
| else if (url.getFile().endsWith(JIJConstants.PATH_SEPARATOR)) |
| file = url.getFile() + spec; |
| else if (JIJConstants.RUNTIME.equals(spec)) |
| file = url.getFile(); |
| else |
| file = spec; |
| setURL(url, JIJConstants.INTERNAL_URL_PROTOCOL, "", -1, null, null, file, null, null); //$NON-NLS-1$ |
| } |
| |
| } |