| /** |
| * 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; |
| |
| /** |
| * 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) throws SOAPException { |
| ClassLoader classloader = null; |
| try { |
| classloader = Thread.currentThread().getContextClassLoader(); |
| } catch (Exception exception) { |
| throw new SOAPException(exception.toString(), exception); |
| } |
| |
| try { |
| Class factory = null; |
| if (classloader == null) { |
| factory = Class.forName(factoryClassName); |
| } else { |
| try { |
| factory = classloader.loadClass(factoryClassName); |
| } catch (ClassNotFoundException cnfe) { |
| } |
| } |
| if (factory == null) { |
| classloader = FactoryFinder.class.getClassLoader(); |
| factory = classloader.loadClass(factoryClassName); |
| } |
| return factory.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 and the default class name. |
| * |
| * @param factoryPropertyName |
| * @param defaultFactoryClassName |
| * @return a factory object |
| * @throws SOAPException |
| */ |
| static Object find(String factoryPropertyName, |
| String defaultFactoryClassName) throws SOAPException { |
| try { |
| // If we are deployed into an OSGi environment, leverage it |
| String factoryClassName = factoryPropertyName; |
| if (factoryPropertyName.equals("javax.xml.soap.MetaFactory")) { |
| //this is an exception that the factoryPropertyName isn't |
| //the actual factory class name, there is no class |
| //javax.xml.soap.MetaFactory at all |
| factoryClassName = "javax.xml.soap.SAAJMetaFactory"; |
| } |
| Class factoryClass = FactoryFinder.class.getClassLoader().loadClass(factoryClassName); |
| Class spiClass = org.apache.servicemix.specs.locator.OsgiLocator.locate(factoryClass, factoryPropertyName); |
| if (spiClass != null) { |
| return spiClass.newInstance(); |
| } |
| } catch (Throwable e) { |
| } |
| |
| try { |
| String factoryClassName = System.getProperty(factoryPropertyName); |
| if (factoryClassName != null) { |
| return newInstance(factoryClassName); |
| } |
| } catch (SecurityException securityexception) { |
| } |
| |
| try { |
| String propertiesFileName = System.getProperty("java.home") |
| + File.separator + "lib" |
| + File.separator + "jaxm.properties"; |
| File file = new File(propertiesFileName); |
| if (file.exists()) { |
| FileInputStream fileInput = new FileInputStream(file); |
| Properties properties = new Properties(); |
| properties.load(fileInput); |
| fileInput.close(); |
| String factoryClassName = properties.getProperty( |
| factoryPropertyName); |
| return newInstance(factoryClassName); |
| } |
| } catch (Exception exception1) { |
| } |
| |
| String factoryResource = "META-INF/services/" + factoryPropertyName; |
| |
| try { |
| InputStream inputstream = getResource(factoryResource); |
| if (inputstream != null) { |
| BufferedReader bufferedreader = new BufferedReader( |
| new InputStreamReader(inputstream, "UTF-8")); |
| String factoryClassName = bufferedreader.readLine(); |
| bufferedreader.close(); |
| if ((factoryClassName != null) && !"".equals(factoryClassName)) { |
| try { |
| return newInstance(factoryClassName); |
| } catch (Exception e) { |
| throw new SOAPException( |
| "Provider for " + factoryPropertyName + " cannot be found", |
| null); |
| } |
| } |
| } |
| } catch (Exception exception2) { |
| } |
| |
| if (defaultFactoryClassName == null) { |
| throw new SOAPException( |
| "Provider for " + factoryPropertyName + " cannot be found", |
| null); |
| } else { |
| return newInstance(defaultFactoryClassName); |
| } |
| } |
| |
| /** |
| * Returns an input stream for the specified resource. |
| * <p/> |
| * <p>This method will firstly try <code>ClassLoader.getSystemResourceAsStream()</code> then the |
| * class loader of the current thread with <code>getResourceAsStream()</code> and finally |
| * attempt <code>getResourceAsStream()</code> on <code>FactoryFinder.class.getClassLoader()</code>. |
| * |
| * @param factoryResource the resource name |
| * @return an InputStream that can be used to read that resource, or <code>null</code> if the |
| * resource could not be resolved |
| */ |
| private static InputStream getResource(String factoryResource) { |
| ClassLoader classloader = null; |
| try { |
| classloader = Thread.currentThread().getContextClassLoader(); |
| } catch (SecurityException securityexception) { |
| } |
| |
| InputStream inputstream; |
| if (classloader == null) { |
| inputstream = |
| ClassLoader.getSystemResourceAsStream(factoryResource); |
| } else { |
| inputstream = classloader.getResourceAsStream(factoryResource); |
| } |
| |
| if (inputstream == null) { |
| inputstream = |
| FactoryFinder.class.getClassLoader().getResourceAsStream( |
| factoryResource); |
| } |
| return inputstream; |
| } |
| } |