001package org.apache.turbine.modules.actions;
002
003/*
004 * Licensed to the Apache Software Foundation (ASF) under one
005 * or more contributor license agreements.  See the NOTICE file
006 * distributed with this work for additional information
007 * regarding copyright ownership.  The ASF licenses this file
008 * to you under the Apache License, Version 2.0 (the
009 * "License"); you may not use this file except in compliance
010 * with the License.  You may obtain a copy of the License at
011 *
012 *   http://www.apache.org/licenses/LICENSE-2.0
013 *
014 * Unless required by applicable law or agreed to in writing,
015 * software distributed under the License is distributed on an
016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017 * KIND, either express or implied.  See the License for the
018 * specific language governing permissions and limitations
019 * under the License.
020 */
021
022import java.util.Hashtable;
023import java.util.Iterator;
024import java.util.Map.Entry;
025import java.util.Properties;
026
027import javax.naming.InitialContext;
028import javax.naming.NamingException;
029
030import org.apache.commons.configuration2.Configuration;
031import org.apache.turbine.annotation.TurbineConfiguration;
032import org.apache.turbine.modules.Action;
033import org.apache.turbine.pipeline.PipelineData;
034import org.apache.turbine.util.RunData;
035
036/**
037 * Used to initialize JNDI contexts.
038 *
039 * @author <a href="mailto:greg@shwoop.com">Greg Ritter</a>
040 * @author <a href="mailto:hps@intermeta.de">Henning P. Schmiedehausen</a>
041 * @author <a href="mailto:peter@courcoux.biz">Peter Courcoux</a>
042 * @version $Id$
043 */
044public class InitContextsAction implements Action
045{
046    /** Injected configuration instance */
047    @TurbineConfiguration
048    private Configuration conf;
049
050    /**
051     * This action will place the contexts defined in the TurbineResources
052     * instance (if any) into the data.contexts Hashtable.
053     *
054     * @param pipelineData
055     *            The PipelineRunData object for the current request.
056     * @throws NamingException
057     *                could not create InitialContext
058     */
059    @Override
060    public void doPerform(PipelineData pipelineData)
061            throws NamingException
062    {
063        RunData data = pipelineData.getRunData();
064        // Context properties are specified in lines in the properties
065        // file that begin with "context.contextname.", allowing
066        // multiple named contexts to be used. Everything after the
067        // "contextname." is the name of the property that will be
068        // used by the InitialContext class to create a new context
069        // instance.
070
071        Hashtable<String, Properties> contextPropsList = new Hashtable<>();
072        for (Iterator<String> contextKeys = conf.getKeys("context."); contextKeys.hasNext();)
073        {
074            String key = contextKeys.next();
075            int start = key.indexOf(".") + 1;
076            int end = key.indexOf(".", start);
077            String contextName = key.substring(start, end);
078            Properties contextProps = null;
079            if (contextPropsList.containsKey(contextName))
080            {
081                contextProps = contextPropsList.get(contextName);
082            }
083            else
084            {
085                contextProps = new Properties();
086            }
087            contextProps.put(key.substring(end + 1), conf.getString(key));
088            contextPropsList.put(contextName, contextProps);
089        }
090
091        for (Entry<String, Properties> contextProps : contextPropsList.entrySet())
092        {
093            InitialContext context = new InitialContext(contextProps.getValue());
094            data.getJNDIContexts().put(contextProps.getKey(), context);
095        }
096    }
097}