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1   package org.apache.turbine.pipeline;
2   
3   
4   /*
5    * Licensed to the Apache Software Foundation (ASF) under one
6    * or more contributor license agreements.  See the NOTICE file
7    * distributed with this work for additional information
8    * regarding copyright ownership.  The ASF licenses this file
9    * to you under the Apache License, Version 2.0 (the
10   * "License"); you may not use this file except in compliance
11   * with the License.  You may obtain a copy of the License at
12   *
13   *   http://www.apache.org/licenses/LICENSE-2.0
14   *
15   * Unless required by applicable law or agreed to in writing,
16   * software distributed under the License is distributed on an
17   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
18   * KIND, either express or implied.  See the License for the
19   * specific language governing permissions and limitations
20   * under the License.
21   */
22  
23  
24  import java.io.IOException;
25  
26  import org.apache.commons.configuration.Configuration;
27  import org.apache.turbine.TurbineConstants;
28  import org.apache.turbine.annotation.TurbineConfiguration;
29  import org.apache.turbine.annotation.TurbineLoader;
30  import org.apache.turbine.modules.Action;
31  import org.apache.turbine.modules.ActionLoader;
32  import org.apache.turbine.util.TurbineException;
33  
34  /**
35   * Implements the action portion of the "Turbine classic" processing
36   * pipeline (from the Turbine 2.x series).
37   *
38   * @author <a href="mailto:jvanzyl@apache.org">Jason van Zyl</a>
39   * @author <a href="mailto:peter@courcoux.biz">Peter Courcoux</a>
40   * @version $Id: DefaultACLCreationValve.java 1706239 2015-10-01 13:18:35Z tv $
41   */
42  public class DefaultACLCreationValve
43      extends AbstractValve
44  {
45      /** Injected loader instance */
46      @TurbineLoader( Action.class )
47      private ActionLoader actionLoader;
48  
49      /** Injected configuration instance */
50      @TurbineConfiguration
51      private Configuration config;
52  
53      /**
54       * @see org.apache.turbine.pipeline.Valve#invoke(PipelineData, ValveContext)
55       */
56      @Override
57      public void invoke(PipelineData pipelineData, ValveContext context)
58          throws IOException, TurbineException
59      {
60          try
61          {
62              // Put the Access Control List into the RunData object, so
63              // it is easily available to modules.  It is also placed
64              // into the session for serialization.  Modules can null
65              // out the ACL to force it to be rebuilt based on more
66              // information.
67              actionLoader.exec(
68                      pipelineData, config.getString(
69                              TurbineConstants.ACTION_ACCESS_CONTROLLER_KEY,
70                              TurbineConstants.ACTION_ACCESS_CONTROLLER_DEFAULT));
71          }
72          catch (Exception e)
73          {
74              throw new TurbineException(e);
75          }
76  
77          // Pass control to the next Valve in the Pipeline
78          context.invokeNext(pipelineData);
79      }
80  }