ECMMetaInfoManager


1   /* 
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    * 
9    *   http://www.apache.org/licenses/LICENSE-2.0
10   * 
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed  under the  License is distributed on an "AS IS" BASIS,
13   * WITHOUT  WARRANTIES OR CONDITIONS  OF ANY KIND, either  express  or
14   * implied.
15   * 
16   * See the License for the specific language governing permissions and
17   * limitations under the License.
18   */
19  
20  package org.apache.avalon.fortress.impl.role;
21  
22  import java.util.ArrayList  ;
23  import java.util.Properties  ;
24  
25  import org.apache.avalon.fortress.MetaInfoEntry;
26  import org.apache.avalon.fortress.MetaInfoManager;
27  
28  /**
29   * ECMMetaInfoManager
30   *
31   * @author <a HREF="mailto:dev@avalon.apache.org">Avalon Development Team</a>
32   * @version CVS Revision: 1.1 $
33   */
34  public final class ECMMetaInfoManager extends AbstractMetaInfoManager
35  {
36  
37      /**
38       * Create a ECMMetaInfoManager.
39       */
40      public ECMMetaInfoManager()
41      {
42          super( (MetaInfoManager) null );
43      }
44  
45      /**
46       * Create a ServiceMetaManager with a parent.
47       *
48       * @param parent
49       */
50      public ECMMetaInfoManager( final MetaInfoManager parent )
51      {
52          super( parent );
53      }
54  
55      /**
56       * Create a ECMMetaInfoManager with the supplied classloader and
57       * parent Rr.
58       *
59       * @param parent
60       * @param loader
61       */
62      public ECMMetaInfoManager( final MetaInfoManager parent, final ClassLoader   loader )
63      {
64          super( parent, loader );
65      }
66  
67      /**
68       * Add a component defined inside a selector
69       */
70      public final void addSelectorComponent( final String   role,
71                                              final String   hint,
72                                              final String   className,
73                                              final String   handlerClassName )
74      {
75          Properties   props = new Properties  ();
76          final String   lifestyle;
77          if (MetaInfoEntry.THREADSAFE_HANDLER.equals(handlerClassName) )
78          {
79              lifestyle = "singleton";
80          }
81          else if ( MetaInfoEntry.PER_THREAD_HANDLER.equals(handlerClassName) )
82          {
83              lifestyle = "thread";
84          }   
85          else if ( MetaInfoEntry.POOLABLE_HANDLER.equals(handlerClassName) )
86          {
87              lifestyle = "pooled";
88          }   
89          else
90          {
91              lifestyle = "transient";
92          }
93          
94          props.setProperty("x-avalon.lifestyle", lifestyle); 
95          props.setProperty("x-avalon.name", role + '/' + hint);
96          super.addComponent(role, className, props, new ArrayList  ());
97          
98      }
99  }
100
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