| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package javax.xml.soap; |
| |
| import java.io.BufferedReader; |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.InputStream; |
| import java.io.InputStreamReader; |
| import java.util.Properties; |
| |
| import org.apache.geronimo.osgi.locator.ProviderLocator; |
| |
| /** |
| * This class is used to locate factory classes for javax.xml.soap. It has package scope since it is |
| * not part of JAXM and should not be accessed from other packages. |
| */ |
| class FactoryFinder { |
| /** |
| * instantiates an object go the given classname. |
| * |
| * @param factoryClassName |
| * @return a factory object |
| * @throws SOAPException |
| */ |
| private static Object newInstance(String factoryClassName, ClassLoader classLoader) throws SOAPException { |
| ClassLoader classloader = null; |
| try { |
| classloader = Thread.currentThread().getContextClassLoader(); |
| } catch (Exception exception) { |
| throw new SOAPException(exception.toString(), exception); |
| } |
| |
| try { |
| return ProviderLocator.loadClass(factoryClassName, FactoryFinder.class, classloader).newInstance(); |
| } catch (ClassNotFoundException classnotfoundexception) { |
| throw new SOAPException( |
| "Provider " + factoryClassName + " not found", |
| classnotfoundexception); |
| } catch (Exception exception) { |
| throw new SOAPException( |
| "Provider " + factoryClassName + |
| " could not be instantiated: " + |
| exception, |
| exception); |
| } |
| } |
| |
| |
| /** |
| * Instantiates a factory object given the factory's property name. |
| * |
| * @param factoryPropertyName |
| * @return a factory object |
| * @throws SOAPException |
| */ |
| static Object find(Class<?> factoryType, String defaultFactoryClassName) throws SOAPException { |
| String factoryPropertyName = factoryType.getName(); |
| ClassLoader classLoader = null; |
| try { |
| classLoader = Thread.currentThread().getContextClassLoader(); |
| } catch (Exception exception) { |
| throw new SOAPException(exception.toString(), exception); |
| } |
| |
| try { |
| // check the META-INF/services definitions, and return it if |
| // we find something. |
| Object service = ProviderLocator.getService(factoryPropertyName, FactoryFinder.class, classLoader); |
| if (service != null) { |
| return service; |
| } |
| } catch (Exception ex) { |
| } |
| |
| try { |
| String factoryClassName = ProviderLocator.lookupByJREPropertyFile("lib" + File.separator + "jaxm.properties", factoryPropertyName); |
| if (factoryClassName != null) { |
| return newInstance(factoryClassName, classLoader); |
| } |
| } catch (Exception ex) { |
| } |
| |
| // Use the system property last |
| try { |
| String systemProp = System.getProperty(factoryPropertyName); |
| if (systemProp != null) { |
| return newInstance(systemProp, classLoader); |
| } |
| } catch (SecurityException se) { |
| } |
| return newInstance(defaultFactoryClassName, classLoader); |
| } |
| } |