StandardServerMBean


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  
18  package org.apache.catalina.mbeans;
19  
20  
21  import javax.management.InstanceNotFoundException  ;
22  import javax.management.MBeanException  ;
23  import javax.management.MBeanServer  ;
24  import javax.management.RuntimeOperationsException  ;
25  import org.apache.catalina.Server;
26  import org.apache.catalina.ServerFactory;
27  import org.apache.catalina.core.StandardServer;
28  import org.apache.tomcat.util.modeler.BaseModelMBean;
29  
30  
31  /**
32   * <p>A <strong>ModelMBean</strong> implementation for the
33   * <code>org.apache.catalina.core.StandardServer</code> component.</p>
34   *
35   * @author Amy Roh
36   * @version $Revision: 467222 $ $Date: 2006-10-24 05:17:11 +0200 (mar., 24 oct. 2006) $
37   */
38  
39  public class StandardServerMBean extends BaseModelMBean {
40  
41  
42      // ------------------------------------------------------- Static Variables
43  
44  
45      /**
46       * The <code>MBeanServer</code> for this application.
47       */
48      private static MBeanServer   mserver = MBeanUtils.createServer();
49  
50  
51      // ----------------------------------------------------------- Constructors
52  
53  
54      /**
55       * Construct a <code>ModelMBean</code> with default
56       * <code>ModelMBeanInfo</code> information.
57       *
58       * @exception MBeanException if the initializer of an object
59       *  throws an exception
60       * @exception RuntimeOperationsException if an IllegalArgumentException
61       *  occurs
62       */
63      public StandardServerMBean()
64          throws MBeanException  , RuntimeOperationsException   {
65  
66          super();
67  
68      }
69  
70  
71      // ------------------------------------------------------------- Attributes
72  
73  
74      // ------------------------------------------------------------- Operations
75  
76  
77      /**
78       * Write the configuration information for this entire <code>Server</code>
79       * out to the server.xml configuration file.
80       *
81       * @exception InstanceNotFoundException if the managed resource object
82       *  cannot be found
83       * @exception MBeanException if the initializer of the object throws
84       *  an exception, or persistence is not supported
85       * @exception RuntimeOperationsException if an exception is reported
86       *  by the persistence mechanism
87       */
88      public synchronized void store() throws InstanceNotFoundException  ,
89          MBeanException  , RuntimeOperationsException   {
90  
91          Server   server = ServerFactory.getServer();
92          if (server instanceof StandardServer) {
93              try {
94                  ((StandardServer) server).storeConfig();
95              } catch (Exception   e) {
96                  throw new MBeanException  (e, "Error updating conf/server.xml");
97              }
98          }
99  
100     }
101 
102 
103 }
104
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