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Glassfish example source code file (JDBCJarManifestProcessor.java)
The Glassfish JDBCJarManifestProcessor.java source code/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright (c) 2009-2010 Oracle and/or its affiliates. All rights reserved. * * The contents of this file are subject to the terms of either the GNU * General Public License Version 2 only ("GPL") or the Common Development * and Distribution License("CDDL") (collectively, the "License"). You * may not use this file except in compliance with the License. You can * obtain a copy of the License at * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html * or packager/legal/LICENSE.txt. See the License for the specific * language governing permissions and limitations under the License. * * When distributing the software, include this License Header Notice in each * file and include the License file at packager/legal/LICENSE.txt. * * GPL Classpath Exception: * Oracle designates this particular file as subject to the "Classpath" * exception as provided by Oracle in the GPL Version 2 section of the License * file that accompanied this code. * * Modifications: * If applicable, add the following below the License Header, with the fields * enclosed by brackets [] replaced by your own identifying information: * "Portions Copyright [year] [name of copyright owner]" * * Contributor(s): * If you wish your version of this file to be governed by only the CDDL or * only the GPL Version 2, indicate your decision by adding "[Contributor] * elects to include this software in this distribution under the [CDDL or GPL * Version 2] license." If you don't indicate a single choice of license, a * recipient has the option to distribute your version of this file under * either the CDDL, the GPL Version 2 or to extend the choice of license to * its licensees as provided above. However, if you add GPL Version 2 code * and therefore, elected the GPL Version 2 license, then the option applies * only if the new code is made subject to such option by the copyright * holder. */ package org.glassfish.osgijdbc; import org.osgi.service.jdbc.DataSourceFactory; import java.io.File; import java.io.IOException; import java.net.URISyntaxException; import java.net.URL; import java.util.*; import java.util.jar.*; import java.util.logging.Level; import java.util.logging.Logger; import static org.osgi.framework.Constants.*; public class JDBCJarManifestProcessor { private static Logger logger = Logger.getLogger(JDBCJarManifestProcessor.class.getPackage().getName()); private static final String DEFAULT_MAN_VERSION = "2"; private static final String DEFAULT_IMPORT_PACKAGE = ""; private static final String IMPLEMENTATION_VERSION = "Implementation-Version"; public static final String OSGI_RFC_122="OSGI_RFC_122"; /** * Reads content of the given URL, uses it to come up with a new Manifest. * * @param url URL which is used to read the original Manifest and other data * @return a new Manifest * @throws java.io.IOException */ public static Manifest processManifest(URL url, ClassLoader cl) throws IOException { final JarInputStream jis = new JarInputStream(url.openStream()); try { File file = new File(url.toURI()); List<String> embeddedJars = getEmbeddedJarsList(file); StringBuffer bundleClassPath = deriveBundleClassPath(embeddedJars); JDBCDriverLoader loader = new JDBCDriverLoader(cl); Properties properties = loader.loadDriverInformation(file); Properties queryParams = readQueryParams(url); Manifest oldManifest = jis.getManifest(); Manifest newManifest = new Manifest(oldManifest); Attributes attrs = newManifest.getMainAttributes(); Set keys = properties.keySet(); Iterator it = keys.iterator(); while (it.hasNext()) { String key = (String) it.next(); String value = (String) properties.get(key); key = key.replace('.', '_'); attrs.putValue(key, value); } attrs.putValue((DataSourceFactory.OSGI_JDBC_DRIVER_CLASS.replace('.', '_')), (String) properties.get(Constants.DRIVER)); attrs.putValue(OSGI_RFC_122, "TRUE"); process(queryParams, attrs, BUNDLE_MANIFESTVERSION, DEFAULT_MAN_VERSION); String defaultSymName = properties.getProperty(Constants.DRIVER); process(queryParams, attrs, BUNDLE_SYMBOLICNAME, defaultSymName); String version = oldManifest.getMainAttributes().getValue(IMPLEMENTATION_VERSION); if(isOSGiCompatibleVersion(version)){ process(queryParams, attrs, BUNDLE_VERSION, version); } process(queryParams, attrs, BUNDLE_CLASSPATH, bundleClassPath.toString()); //process(queryParams, attrs, IMPORT_PACKAGE, DEFAULT_IMPORT_PACKAGE); process(queryParams, attrs, EXPORT_PACKAGE, "*"); // We add this attribute until we have added support for // scanning class bytes to figure out import dependencies. attrs.putValue(DYNAMICIMPORT_PACKAGE, "*"); return newManifest; } catch (URISyntaxException e) { throw new RuntimeException(e); } finally { jis.close(); } } private static boolean isOSGiCompatibleVersion(String version) { boolean isCompatible = false; try{ if(version != null){ Double.parseDouble(version); isCompatible = true; } }catch(NumberFormatException nfe){ if(logger.isLoggable(Level.FINEST)){ logger.finest("Not a OSGi compatible bundle-version ["+version+"] : " + nfe); } } return isCompatible; } private static StringBuffer deriveBundleClassPath(List<String> embeddedJars) { StringBuffer bundleClasspath = new StringBuffer("."); for(int i = 0; i<embeddedJars.size() ; i++){ bundleClasspath = bundleClasspath.append(","); bundleClasspath = bundleClasspath.append(embeddedJars.get(i)); } return bundleClasspath; } private static List<String> getEmbeddedJarsList(File file) throws IOException { List<String> jarsList = new ArrayList Other Glassfish examples (source code examples)Here is a short list of links related to this Glassfish JDBCJarManifestProcessor.java source code file: |
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