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1   package org.apache.turbine.modules.actions;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *   http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.
20   */
21  
22  import java.util.Hashtable;
23  import java.util.Iterator;
24  import java.util.Map.Entry;
25  import java.util.Properties;
26  
27  import javax.naming.InitialContext;
28  import javax.naming.NamingException;
29  
30  import org.apache.commons.configuration.Configuration;
31  import org.apache.turbine.annotation.TurbineConfiguration;
32  import org.apache.turbine.modules.Action;
33  import org.apache.turbine.pipeline.PipelineData;
34  import org.apache.turbine.util.RunData;
35  
36  /**
37   * Used to initialize JNDI contexts.
38   *
39   * @author <a href="mailto:greg@shwoop.com">Greg Ritter</a>
40   * @author <a href="mailto:hps@intermeta.de">Henning P. Schmiedehausen</a>
41   * @author <a href="mailto:peter@courcoux.biz">Peter Courcoux</a>
42   * @version $Id: InitContextsAction.java 1695634 2015-08-13 00:35:47Z tv $
43   */
44  public class InitContextsAction
45          extends Action
46  {
47      /** Injected configuration instance */
48      @TurbineConfiguration
49      private Configuration conf;
50  
51      /**
52       * This action will place the contexts defined in the
53       * TurbineResources instance (if any) into the data.contexts
54       * Hashtable.
55       *
56       * @param pipelineData The PipelineRunData object for the current request.
57       * @exception NamingException could not create InitialContext
58       */
59      @Override
60      public void doPerform(PipelineData pipelineData)
61      throws NamingException
62      {
63          RunData data = getRunData(pipelineData);
64          // Context properties are specified in lines in the properties
65          // file that begin with "context.contextname.", allowing
66          // multiple named contexts to be used.  Everything after the
67          // "contextname." is the name of the property that will be
68          // used by the InitialContext class to create a new context
69          // instance.
70  
71          Hashtable<String, Properties> contextPropsList = new Hashtable<String, Properties>();
72          for (Iterator<String> contextKeys = conf.getKeys("context.");
73                  contextKeys.hasNext();)
74          {
75              String key = contextKeys.next();
76              int start = key.indexOf(".") + 1;
77              int end = key.indexOf(".", start);
78              String contextName = key.substring(start, end);
79              Properties contextProps = null;
80              if (contextPropsList.containsKey(contextName))
81              {
82                  contextProps = contextPropsList.get(contextName);
83              }
84              else
85              {
86                  contextProps = new Properties();
87              }
88              contextProps.put(key.substring(end + 1),
89                      conf.getString(key));
90              contextPropsList.put(contextName, contextProps);
91          }
92  
93          for (Entry<String, Properties> contextProps : contextPropsList.entrySet())
94          {
95              InitialContext context = new InitialContext(contextProps.getValue());
96              data.getJNDIContexts().put(contextProps.getKey(), context);
97          }
98      }
99  }