SRPServerProxy


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4   * by the @authors tag. See the copyright.txt in the distribution for a
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8   * under the terms of the GNU Lesser General Public License as
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10  * the License, or (at your option) any later version.
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14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
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17  * You should have received a copy of the GNU Lesser General Public
18  * License along with this software; if not, write to the Free
19  * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20  * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21  */
22  package org.jboss.security.srp;
23  
24  import java.io.Serializable  ;
25  import java.lang.reflect.InvocationHandler  ;
26  import java.lang.reflect.InvocationTargetException  ;
27  import java.lang.reflect.Method  ;
28  
29  import org.jboss.security.srp.SRPServerInterface;
30  
31  /** A serializable proxy that is bound into JNDI with a reference to the
32   RMI implementation of a SRPServerInterface. This allows a client to lookup
33   the interface and not have the RMI stub for the server as it will be downloaded
34   to them when the SRPServerProxy is unserialized.
35  
36   @author Scott.Stark@jboss.org
37   @version $Revision: 40096 $
38   */
39  public class SRPServerProxy implements InvocationHandler  , Serializable  
40  {
41     /** The serial version UID @since 1.3 */
42     private static final long serialVersionUID = 5255628656806648070L;
43  
44     private SRPServerInterface server;
45  
46     /** Create a SRPServerProxy given the SRPServerInterface that method
47      invocations are to be delegated to.
48      */
49     SRPServerProxy(SRPServerInterface server)
50     {
51        this.server = server;
52     }
53  
54     /** The InvocationHandler invoke method. All calls are simply delegated to
55      the SRPServerInterface server object.
56      */
57     public Object   invoke(Object   proxy, Method   method, Object  [] args) throws Throwable  
58     {
59        Object   ret = null;
60        try
61        {
62           ret = method.invoke(server, args);
63        }
64        catch (InvocationTargetException   e)
65        {
66           throw e.getTargetException();
67        }
68        catch (Throwable   e)
69        {
70           e.printStackTrace();
71           throw e;
72        }
73        return ret;
74     }
75  }
76
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