001 /**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017 package org.apache.activemq;
018
019 import java.util.Enumeration;
020 import java.util.Vector;
021 import java.util.regex.Matcher;
022 import java.util.regex.Pattern;
023
024 import javax.jms.ConnectionMetaData;
025
026 /**
027 * A <CODE>ConnectionMetaData</CODE> object provides information describing
028 * the <CODE>Connection</CODE> object.
029 */
030
031 public final class ActiveMQConnectionMetaData implements ConnectionMetaData {
032
033 public static final String PROVIDER_VERSION;
034 public static final int PROVIDER_MAJOR_VERSION;
035 public static final int PROVIDER_MINOR_VERSION;
036
037 public static final ActiveMQConnectionMetaData INSTANCE = new ActiveMQConnectionMetaData();
038
039 static {
040 String version = null;
041 int major = 0;
042 int minor = 0;
043 try {
044 Package p = Package.getPackage("org.apache.activemq");
045 if (p != null) {
046 version = p.getImplementationVersion();
047 Pattern pattern = Pattern.compile("(\\d+)\\.(\\d+).*");
048 Matcher m = pattern.matcher(version);
049 if (m.matches()) {
050 major = Integer.parseInt(m.group(1));
051 minor = Integer.parseInt(m.group(2));
052 }
053 }
054 } catch (Throwable e) {
055 }
056 PROVIDER_VERSION = version;
057 PROVIDER_MAJOR_VERSION = major;
058 PROVIDER_MINOR_VERSION = minor;
059 }
060
061 private ActiveMQConnectionMetaData() {
062 }
063
064 /**
065 * Gets the JMS API version.
066 *
067 * @return the JMS API version
068 */
069
070 public String getJMSVersion() {
071 return "1.1";
072 }
073
074 /**
075 * Gets the JMS major version number.
076 *
077 * @return the JMS API major version number
078 */
079
080 public int getJMSMajorVersion() {
081 return 1;
082 }
083
084 /**
085 * Gets the JMS minor version number.
086 *
087 * @return the JMS API minor version number
088 */
089
090 public int getJMSMinorVersion() {
091 return 1;
092 }
093
094 /**
095 * Gets the JMS provider name.
096 *
097 * @return the JMS provider name
098 */
099
100 public String getJMSProviderName() {
101 return "ActiveMQ";
102 }
103
104 /**
105 * Gets the JMS provider version.
106 *
107 * @return the JMS provider version
108 */
109
110 public String getProviderVersion() {
111 return PROVIDER_VERSION;
112 }
113
114 /**
115 * Gets the JMS provider major version number.
116 *
117 * @return the JMS provider major version number
118 */
119
120 public int getProviderMajorVersion() {
121 return PROVIDER_MAJOR_VERSION;
122 }
123
124 /**
125 * Gets the JMS provider minor version number.
126 *
127 * @return the JMS provider minor version number
128 */
129
130 public int getProviderMinorVersion() {
131 return PROVIDER_MINOR_VERSION;
132 }
133
134 /**
135 * Gets an enumeration of the JMSX property names.
136 *
137 * @return an Enumeration of JMSX property names
138 */
139
140 public Enumeration<String> getJMSXPropertyNames() {
141 Vector<String> jmxProperties = new Vector<String>();
142 jmxProperties.add("JMSXGroupID");
143 jmxProperties.add("JMSXGroupSeq");
144 jmxProperties.add("JMSXDeliveryCount");
145 jmxProperties.add("JMSXProducerTXID");
146 return jmxProperties.elements();
147 }
148 }