| /* |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. |
| * |
| * Copyright (c) 2005-2017 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://oss.oracle.com/licenses/CDDL+GPL-1.1 |
| * or 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 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 javax.xml.ws.spi; |
| |
| import java.io.*; |
| |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.nio.file.Paths; |
| import java.util.Properties; |
| import java.util.logging.Level; |
| import java.util.logging.Logger; |
| import javax.xml.ws.WebServiceException; |
| |
| import org.apache.geronimo.osgi.locator.ProviderLocator; |
| |
| class FactoryFinder { |
| |
| private static final Logger logger = Logger.getLogger("javax.xml.ws"); |
| |
| private static final ServiceLoaderUtil.ExceptionHandler<WebServiceException> EXCEPTION_HANDLER = |
| new ServiceLoaderUtil.ExceptionHandler<WebServiceException>() { |
| @Override |
| public WebServiceException createException(Throwable throwable, String message) { |
| return new WebServiceException(message, throwable); |
| } |
| }; |
| |
| /** |
| * Finds the implementation {@code Class} object for the given |
| * factory name, or if that fails, finds the {@code Class} object |
| * for the given fallback class name. The arguments supplied MUST be |
| * used in order. If using the first argument is successful, the second |
| * one will not be used. |
| * <P> |
| * This method is package private so that this code can be shared. |
| * |
| * @return the {@code Class} object of the specified message factory; |
| * may not be {@code null} |
| * |
| * @param factoryClass the name of the factory to find, which is |
| * a system property |
| * @param fallbackClassName the implementation class name, which is |
| * to be used only if nothing else |
| * is found; {@code null} to indicate that |
| * there is no fallback class name |
| * @exception WebServiceException if there is an error |
| */ |
| @SuppressWarnings("unchecked") |
| static <T> T find(Class<T> factoryClass, String fallbackClassName) { |
| ClassLoader classLoader = ServiceLoaderUtil.contextClassLoader(EXCEPTION_HANDLER); |
| |
| try { |
| String iFactoryId = factoryClass.getName(); |
| // If we are deployed into an OSGi environment, leverage it |
| Class ifactoryClass = null; |
| if (FactoryFinder.class.getClassLoader() != null) { |
| ifactoryClass = FactoryFinder.class.getClassLoader().loadClass(iFactoryId); |
| } else { |
| ifactoryClass = Class.forName(iFactoryId); |
| } |
| Class spiClass = org.apache.servicemix.specs.locator.OsgiLocator.locate(ifactoryClass, iFactoryId); |
| if (spiClass != null) { |
| logger.log(Level.FINE, "Found spiClass: " + spiClass); |
| return (T)spiClass.newInstance(); |
| } else { |
| logger.log(Level.FINE, "No spiClass found in OSGi"); |
| } |
| } catch (Throwable e) { |
| logger.log(Level.FINE, "something is wrong when trying to locate class in OSGi", e); |
| } |
| |
| |
| T provider = ServiceLoaderUtil.firstByServiceLoader(factoryClass, logger, EXCEPTION_HANDLER); |
| if (provider != null) return provider; |
| |
| String factoryId = factoryClass.getName(); |
| |
| // try to read from $java.home/lib/jaxws.properties |
| provider = (T) fromJDKProperties(factoryId, fallbackClassName, classLoader); |
| if (provider != null) return provider; |
| |
| // Use the system property |
| provider = (T) fromSystemProperty(factoryId, fallbackClassName, classLoader); |
| if (provider != null) return provider; |
| |
| if (fallbackClassName == null) { |
| throw new WebServiceException( |
| "Provider for " + factoryId + " cannot be found", null); |
| } |
| |
| return (T) ServiceLoaderUtil.newInstance(fallbackClassName, |
| fallbackClassName, classLoader, EXCEPTION_HANDLER); |
| } |
| |
| private static Object fromSystemProperty(String factoryId, |
| String fallbackClassName, |
| ClassLoader classLoader) { |
| try { |
| String systemProp = System.getProperty(factoryId); |
| if (systemProp != null) { |
| return ServiceLoaderUtil.newInstance(systemProp, |
| fallbackClassName, classLoader, EXCEPTION_HANDLER); |
| } |
| } catch (SecurityException ignored) { |
| } |
| return null; |
| } |
| |
| private static Object fromJDKProperties(String factoryId, |
| String fallbackClassName, |
| ClassLoader classLoader) { |
| Path path = null; |
| try { |
| String JAVA_HOME = System.getProperty("java.home"); |
| path = Paths.get(JAVA_HOME, "conf", "jaxws.properties"); |
| |
| // to ensure backwards compatibility |
| if (!Files.exists(path)) { |
| path = Paths.get(JAVA_HOME, "lib", "jaxws.properties"); |
| } |
| |
| if (Files.exists(path)) { |
| Properties props = new Properties(); |
| try (InputStream inStream = Files.newInputStream(path)) { |
| props.load(inStream); |
| } |
| String factoryClassName = props.getProperty(factoryId); |
| return ServiceLoaderUtil.newInstance(factoryClassName, |
| fallbackClassName, classLoader, EXCEPTION_HANDLER); |
| } |
| } catch (Exception ignored) { |
| logger.log(Level.SEVERE, "Error reading JAX-WS configuration from [" + path + |
| "] file. Check it is accessible and has correct format.", ignored); |
| } |
| return null; |
| } |
| |
| } |