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Java > Open Source Codes > com > sun > appserv > management > base > AllTypesMapper


1 /*
2  * The contents of this file are subject to the terms
3  * of the Common Development and Distribution License
4  * (the License). You may not use this file except in
5  * compliance with the License.
6  *
7  * You can obtain a copy of the license at
8  * https://glassfish.dev.java.net/public/CDDLv1.0.html or
9  * glassfish/bootstrap/legal/CDDLv1.0.txt.
10  * See the License for the specific language governing
11  * permissions and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL
14  * Header Notice in each file and include the License file
15  * at glassfish/bootstrap/legal/CDDLv1.0.txt.
16  * If applicable, add the following below the CDDL Header,
17  * with the fields enclosed by brackets [] replaced by
18  * you own identifying information:
19  * "Portions Copyrighted [year] [name of copyright owner]"
20  *
21  * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
22  */
23  
24 /*
25  * $Header: /cvs/glassfish/admin-core/mbeanapi/src/java/com/sun/appserv/management/base/AllTypesMapper.java,v 1.4 2006/03/09 20:30:20 llc Exp $
26  * $Revision: 1.4 $
27  * $Date: 2006/03/09 20:30:20 $
28  */
29  
30 package com.sun.appserv.management.base;
31
32 import com.sun.appserv.management.j2ee.J2EETypesMapper;
33
34
35 /**
36     Map all types (XTypes and J2EETypes) to their respective interfaces.
37     
38     @see XTypesMapper
39     @see com.sun.appserv.management.j2ee.J2EETypesMapper
40  */
41 public final class AllTypesMapper extends TypesMapper
42 {
43     private static AllTypesMapper INSTANCE = null;
44     
45     
46     /**
47         Get the singleton instance.
48      */
49         public static synchronized AllTypesMapper
50     getInstance()
51     {
52         if ( INSTANCE == null )
53         {
54             INSTANCE = new AllTypesMapper();
55         }
56         
57         return( INSTANCE );
58     }
59
60         private
61     AllTypesMapper()
62     {
63         super( new Class JavaDoc[ 0 ] );
64     }
65     
66     
67     /**
68         @param type the j2eeType
69         @return the interface class associated with a given j2eeType.
70      */
71         public Class JavaDoc<?>
72     getInterfaceForType( final String JavaDoc type )
73     {
74         Class JavaDoc<?> theClass = XTypesMapper.getInstance().getInterfaceForType( type );
75          
76         if ( theClass == null )
77         {
78             theClass = J2EETypesMapper.getInstance().getInterfaceForType( type );
79         }
80
81         if ( theClass == null )
82         {
83             throw new IllegalArgumentException JavaDoc( "Can't find interface for: " + type );
84         }
85         
86         assert( AMX.class.isAssignableFrom( theClass ) ):
87             "WARNING: mbean does not implement AMX: " + theClass.getName();
88
89         return( theClass );
90     }
91     
92     
93 }
94
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