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.catalina.mbeans;
18
19 import javax.management.Attribute;
20 import javax.management.AttributeNotFoundException;
21 import javax.management.MBeanException;
22 import javax.management.ReflectionException;
23 import javax.management.RuntimeOperationsException;
24
25 import org.apache.catalina.connector.Connector;
26 import org.apache.tomcat.util.IntrospectionUtils;
27 import org.apache.tomcat.util.res.StringManager;
28
29 /**
30 * <p>A <strong>ModelMBean</strong> implementation for the
31 * <code>org.apache.coyote.tomcat5.CoyoteConnector</code> component.</p>
32 *
33 * @author Amy Roh
34 */
35 public class ConnectorMBean extends ClassNameMBean<Connector> {
36
37 private static final StringManager sm = StringManager.getManager(ConnectorMBean.class);
38
39 /**
40 * Obtain and return the value of a specific attribute of this MBean.
41 *
42 * @param name Name of the requested attribute
43 *
44 * @exception AttributeNotFoundException if this attribute is not
45 * supported by this MBean
46 * @exception MBeanException if the initializer of an object
47 * throws an exception
48 * @exception ReflectionException if a Java reflection exception
49 * occurs when invoking the getter
50 */
51 @Override
52 public Object getAttribute(String name) throws AttributeNotFoundException, MBeanException,
53 ReflectionException {
54
55 // Validate the input parameters
56 if (name == null) {
57 throw new RuntimeOperationsException(
58 new IllegalArgumentException(sm.getString("mBean.nullName")),
59 sm.getString("mBean.nullName"));
60 }
61
62 Connector connector = doGetManagedResource();
63 return IntrospectionUtils.getProperty(connector, name);
64 }
65
66
67 /**
68 * Set the value of a specific attribute of this MBean.
69 *
70 * @param attribute The identification of the attribute to be set
71 * and the new value
72 *
73 * @exception AttributeNotFoundException if this attribute is not
74 * supported by this MBean
75 * @exception MBeanException if the initializer of an object
76 * throws an exception
77 * @exception ReflectionException if a Java reflection exception
78 * occurs when invoking the getter
79 */
80 @Override
81 public void setAttribute(Attribute attribute) throws AttributeNotFoundException, MBeanException,
82 ReflectionException {
83
84 // Validate the input parameters
85 if (attribute == null) {
86 throw new RuntimeOperationsException(new IllegalArgumentException(
87 sm.getString("mBean.nullAttribute")), sm.getString("mBean.nullAttribute"));
88 }
89 String name = attribute.getName();
90 Object value = attribute.getValue();
91 if (name == null) {
92 throw new RuntimeOperationsException(
93 new IllegalArgumentException(sm.getString("mBean.nullName")),
94 sm.getString("mBean.nullName"));
95 }
96
97 Connector connector = doGetManagedResource();
98 IntrospectionUtils.setProperty(connector, name, String.valueOf(value));
99 }
100 }
101