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.console.util;
018    
019    import java.util.Iterator;
020    import java.util.List;
021    import java.util.Set;
022    
023    import javax.management.ObjectName;
024    import javax.management.remote.JMXServiceURL;
025    
026    import org.apache.activemq.console.filter.GroupPropertiesViewFilter;
027    import org.apache.activemq.console.filter.MBeansAttributeQueryFilter;
028    import org.apache.activemq.console.filter.MBeansObjectNameQueryFilter;
029    import org.apache.activemq.console.filter.MBeansRegExQueryFilter;
030    import org.apache.activemq.console.filter.MapTransformFilter;
031    import org.apache.activemq.console.filter.MessagesQueryFilter;
032    import org.apache.activemq.console.filter.PropertiesViewFilter;
033    import org.apache.activemq.console.filter.QueryFilter;
034    import org.apache.activemq.console.filter.StubQueryFilter;
035    import org.apache.activemq.console.filter.WildcardToMsgSelectorTransformFilter;
036    import org.apache.activemq.console.filter.WildcardToRegExTransformFilter;
037    
038    public final class JmxMBeansUtil {
039    
040        private JmxMBeansUtil() {
041        }
042    
043        public static List getAllBrokers(JMXServiceURL jmxUrl) throws Exception {
044            return (new MBeansObjectNameQueryFilter(jmxUrl)).query("Type=Broker");
045        }
046    
047        public static List getBrokersByName(JMXServiceURL jmxUrl, String brokerName) throws Exception {
048            return (new MBeansObjectNameQueryFilter(jmxUrl)).query("Type=Broker,BrokerName=" + brokerName);
049        }
050    
051        public static List getAllBrokers(JMXServiceURL jmxUrl, Set attributes) throws Exception {
052            return (new MBeansAttributeQueryFilter(jmxUrl, attributes, new MBeansObjectNameQueryFilter(jmxUrl))).query("Type=Broker");
053        }
054    
055        public static List getBrokersByName(JMXServiceURL jmxUrl, String brokerName, Set attributes) throws Exception {
056            return (new MBeansAttributeQueryFilter(jmxUrl, attributes, new MBeansObjectNameQueryFilter(jmxUrl))).query("Type=Broker,BrokerName=" + brokerName);
057        }
058    
059        public static List queryMBeans(JMXServiceURL jmxUrl, List queryList) throws Exception {
060            // If there is no query defined get all mbeans
061            if (queryList == null || queryList.size() == 0) {
062                return createMBeansObjectNameQuery(jmxUrl).query("");
063    
064                // Parse through all the query strings
065            } else {
066                return createMBeansObjectNameQuery(jmxUrl).query(queryList);
067            }
068        }
069    
070        public static List queryMBeans(JMXServiceURL jmxUrl, List queryList, Set attributes) throws Exception {
071            // If there is no query defined get all mbeans
072            if (queryList == null || queryList.size() == 0) {
073                return createMBeansAttributeQuery(jmxUrl, attributes).query("");
074    
075                // Parse through all the query strings
076            } else {
077                return createMBeansAttributeQuery(jmxUrl, attributes).query(queryList);
078            }
079        }
080    
081        public static List queryMBeans(JMXServiceURL jmxUrl, String queryString) throws Exception {
082            return createMBeansObjectNameQuery(jmxUrl).query(queryString);
083        }
084    
085        public static List queryMBeans(JMXServiceURL jmxUrl, String queryString, Set attributes) throws Exception {
086            return createMBeansAttributeQuery(jmxUrl, attributes).query(queryString);
087        }
088    
089        public static List filterMBeansView(List mbeans, Set viewFilter) throws Exception {
090            return new PropertiesViewFilter(viewFilter, new MapTransformFilter(new StubQueryFilter(mbeans))).query("");
091        }
092    
093        public static String createQueryString(String query, String param) {
094            return query.replaceAll("%1", param);
095        }
096    
097        public static String createQueryString(String query, List params) {
098            String output = query;
099            int count = 1;
100            for (Iterator i = params.iterator(); i.hasNext();) {
101                output = output.replaceAll("%" + count++, i.next().toString());
102            }
103    
104            return output;
105        }
106    
107        public static QueryFilter createMBeansObjectNameQuery(JMXServiceURL jmxUrl) {
108            // Let us be able to accept wildcard queries
109            // Use regular expressions to filter the query results
110            // Let us retrieve the mbeans object name specified by the query
111            return new WildcardToRegExTransformFilter(new MBeansRegExQueryFilter(new MBeansObjectNameQueryFilter(jmxUrl)));
112        }
113    
114        public static QueryFilter createMBeansAttributeQuery(JMXServiceURL jmxUrl, Set attributes) {
115            // Let use be able to accept wildcard queries
116            // Use regular expressions to filter the query result
117            // Retrieve the attributes needed
118            // Retrieve the mbeans object name specified by the query
119            return new WildcardToRegExTransformFilter(new MBeansRegExQueryFilter(new MBeansAttributeQueryFilter(jmxUrl, attributes, new MBeansObjectNameQueryFilter(jmxUrl))));
120        }
121    
122        public static QueryFilter createMessageQueryFilter(JMXServiceURL jmxUrl, ObjectName destName) {
123            return new WildcardToMsgSelectorTransformFilter(new MessagesQueryFilter(jmxUrl, destName));
124        }
125    
126        public static List filterMessagesView(List messages, Set groupViews, Set attributeViews) throws Exception {
127            return (new PropertiesViewFilter(attributeViews, new GroupPropertiesViewFilter(groupViews, new MapTransformFilter(new StubQueryFilter(messages))))).query("");
128        }
129    }