| /* |
| * 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 org.apache.geode.internal.jndi; |
| |
| import java.util.HashMap; |
| import java.util.Hashtable; |
| import java.util.Iterator; |
| import java.util.Map; |
| |
| import javax.naming.Context; |
| import javax.naming.NamingException; |
| import javax.naming.spi.InitialContextFactory; |
| |
| import org.apache.geode.annotations.internal.MakeNotStatic; |
| |
| /** |
| * Factory class to creates ContextImpl. Provides implementation for InitialContextFactory. |
| * |
| * Optionally, this also facilitates the backup of original system property which can be restored |
| * later. |
| * |
| */ |
| public class InitialContextFactoryImpl implements InitialContextFactory { |
| |
| @MakeNotStatic |
| private static final Map oldSystemProps = new HashMap(); |
| // private static Hashtable env; |
| @MakeNotStatic |
| private static Context ctx; |
| |
| /** |
| * Singleton for initial context. Instantiates and returns root/initial ContextImpl object that |
| * will be used as starting point for all naming operations. ContextImpl is then used by |
| * javax.naming.InitialContext object. InitialContextFactoryImpl caches the context once it's |
| * created. |
| * |
| * @param environment Hashtable, contains the Context property to set to get the instance of this |
| * context. |
| * @return ContextImpl object. |
| */ |
| @Override |
| public synchronized Context getInitialContext(Hashtable environment) throws NamingException { |
| if (ctx == null) { |
| ctx = new ContextImpl(); |
| } |
| return ctx; |
| } |
| |
| /** |
| * Sets the InitialContextFactoryImpl as the initial context factory. This helper method sets the |
| * Context.INITIAL_CONTEXT_FACTORY system properties. The method also saves the current values of |
| * these properties so they can be restored later on using revertSetAsInitial. This method can be |
| * called from from setup. These properties can be set directly directly too or through |
| * application resource file (jndi.properties). |
| * java.naming.factory.initial=org.apache.geode.internal.jndi.InitialContextFactoryImpl |
| * |
| */ |
| public void setAsInitial() throws NamingException { |
| // Preserve current set system props |
| String key = Context.INITIAL_CONTEXT_FACTORY; |
| oldSystemProps.put(key, System.getProperty(key)); |
| key = Context.URL_PKG_PREFIXES; |
| oldSystemProps.put(key, System.getProperty(key)); |
| System.setProperty(Context.INITIAL_CONTEXT_FACTORY, InitialContextFactoryImpl.class.getName()); |
| System.setProperty(Context.URL_PKG_PREFIXES, "org.apache.geode.internal.jndi"); |
| } |
| |
| /** |
| * Restores the properties changed by setAsInitial(). This method should be called in tearDown()to |
| * clean up all changes to the environment in case if the test is running in the app server. |
| */ |
| public static void revertSetAsInitial() { |
| Iterator i = oldSystemProps.entrySet().iterator(); |
| while (i.hasNext()) { |
| Map.Entry entry = (Map.Entry) i.next(); |
| restoreSystemProperty((String) entry.getKey(), (String) entry.getValue()); |
| } |
| } |
| |
| private static void restoreSystemProperty(String key, String value) { |
| if (value != null) |
| System.setProperty(key, value); |
| else |
| System.getProperties().remove(key); |
| } |
| } |