GBeanReference


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 implied.
14   *  See the License for the specific language governing permissions and
15   *  limitations under the License.
16   */
17  package org.apache.geronimo.naming.reference;
18  
19  import java.util.Set  ;
20  
21  import javax.naming.NameNotFoundException  ;
22  
23  import org.apache.geronimo.kernel.repository.Artifact;
24  import org.apache.geronimo.kernel.GBeanNotFoundException;
25  import org.apache.geronimo.gbean.AbstractNameQuery;
26  import org.apache.geronimo.gbean.AbstractName;
27  
28  /**
29   * @version $Rev: 476049 $ $Date: 2006-11-16 23:35:17 -0500 (Thu, 16 Nov 2006) $
30   */
31  public class GBeanReference extends ConfigurationAwareReference {
32      private final Class   type;
33  
34      public GBeanReference(Artifact configId, Set   abstractNameQueries, Class   type) {
35          super(configId, abstractNameQueries);
36          this.type = type;
37      }
38  
39      public String   getClassName() {
40          return type.getName();
41      }
42  
43      public Object   getContent() throws IllegalStateException  , NameNotFoundException   {
44          AbstractName target;
45          try {
46              target = resolveTargetName();
47          } catch (GBeanNotFoundException e) {
48              throw (NameNotFoundException  )new NameNotFoundException  ("Could not resolve gbean from name query: " + abstractNameQueries).initCause(e);
49          }
50          try {
51              return getKernel().getGBean(target);
52          } catch (GBeanNotFoundException e) {
53              IllegalStateException   illegalStateException = new IllegalStateException  ();
54              illegalStateException.initCause(e);
55              throw illegalStateException;
56          }
57      }
58  }
59
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