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ActiveMQ example source code file (JmxMBeansUtil.java)

This example ActiveMQ source code file (JmxMBeansUtil.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - ActiveMQ tags/keywords

exception, exception, list, list, management, mbeansattributequeryfilter, mbeansregexqueryfilter, propertiesviewfilter, queryfilter, set, set, string, string, type=broker,brokername, util, wildcardtoregextransformfilter

The ActiveMQ JmxMBeansUtil.java source code

/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.activemq.console.util;

import java.util.Iterator;
import java.util.List;
import java.util.Set;

import javax.management.ObjectName;
import javax.management.MBeanServerConnection;
import javax.management.remote.JMXServiceURL;

import org.apache.activemq.console.filter.GroupPropertiesViewFilter;
import org.apache.activemq.console.filter.MBeansAttributeQueryFilter;
import org.apache.activemq.console.filter.MBeansObjectNameQueryFilter;
import org.apache.activemq.console.filter.MBeansRegExQueryFilter;
import org.apache.activemq.console.filter.MapTransformFilter;
import org.apache.activemq.console.filter.MessagesQueryFilter;
import org.apache.activemq.console.filter.PropertiesViewFilter;
import org.apache.activemq.console.filter.QueryFilter;
import org.apache.activemq.console.filter.StubQueryFilter;
import org.apache.activemq.console.filter.WildcardToMsgSelectorTransformFilter;
import org.apache.activemq.console.filter.WildcardToRegExTransformFilter;

public final class JmxMBeansUtil {

    private JmxMBeansUtil() {
    }

    public static List getAllBrokers(MBeanServerConnection jmxConnection) throws Exception {
        return (new MBeansObjectNameQueryFilter(jmxConnection)).query("Type=Broker");
    }

    public static List getBrokersByName(MBeanServerConnection jmxConnection, String brokerName) throws Exception {
        return (new MBeansObjectNameQueryFilter(jmxConnection)).query("Type=Broker,BrokerName=" + brokerName);
    }

    public static List getAllBrokers(MBeanServerConnection jmxConnection, Set attributes) throws Exception {
        return (new MBeansAttributeQueryFilter(jmxConnection, attributes, new MBeansObjectNameQueryFilter(jmxConnection))).query("Type=Broker");
    }

    public static List getBrokersByName(MBeanServerConnection jmxConnection, String brokerName, Set attributes) throws Exception {
        return (new MBeansAttributeQueryFilter(jmxConnection, attributes, new MBeansObjectNameQueryFilter(jmxConnection))).query("Type=Broker,BrokerName=" + brokerName);
    }

    public static List queryMBeans(MBeanServerConnection jmxConnection, List queryList) throws Exception {
        // If there is no query defined get all mbeans
        if (queryList == null || queryList.size() == 0) {
            return createMBeansObjectNameQuery(jmxConnection).query("");

            // Parse through all the query strings
        } else {
            return createMBeansObjectNameQuery(jmxConnection).query(queryList);
        }
    }

    public static List queryMBeans(MBeanServerConnection jmxConnection, List queryList, Set attributes) throws Exception {
        // If there is no query defined get all mbeans
        if (queryList == null || queryList.size() == 0) {
            return createMBeansAttributeQuery(jmxConnection, attributes).query("");

            // Parse through all the query strings
        } else {
            return createMBeansAttributeQuery(jmxConnection, attributes).query(queryList);
        }
    }

    public static List queryMBeans(MBeanServerConnection jmxConnection, String queryString) throws Exception {
        return createMBeansObjectNameQuery(jmxConnection).query(queryString);
    }

    public static List queryMBeans(MBeanServerConnection jmxConnection, String queryString, Set attributes) throws Exception {
        return createMBeansAttributeQuery(jmxConnection, attributes).query(queryString);
    }

    public static List filterMBeansView(List mbeans, Set viewFilter) throws Exception {
        return new PropertiesViewFilter(viewFilter, new MapTransformFilter(new StubQueryFilter(mbeans))).query("");
    }

    public static String createQueryString(String query, String param) {
        return query.replaceAll("%1", param);
    }

    public static String createQueryString(String query, List params) {
        String output = query;
        int count = 1;
        for (Iterator i = params.iterator(); i.hasNext();) {
            output = output.replaceAll("%" + count++, i.next().toString());
        }

        return output;
    }

    public static QueryFilter createMBeansObjectNameQuery(MBeanServerConnection jmxConnection) {
        // Let us be able to accept wildcard queries
        // Use regular expressions to filter the query results
        // Let us retrieve the mbeans object name specified by the query
        return new WildcardToRegExTransformFilter(new MBeansRegExQueryFilter(new MBeansObjectNameQueryFilter(jmxConnection)));
    }

    public static QueryFilter createMBeansAttributeQuery(MBeanServerConnection jmxConnection, Set attributes) {
        // Let use be able to accept wildcard queries
        // Use regular expressions to filter the query result
        // Retrieve the attributes needed
        // Retrieve the mbeans object name specified by the query
        return new WildcardToRegExTransformFilter(new MBeansRegExQueryFilter(new MBeansAttributeQueryFilter(jmxConnection, attributes, new MBeansObjectNameQueryFilter(jmxConnection))));
    }

    public static QueryFilter createMessageQueryFilter(MBeanServerConnection jmxConnection, ObjectName destName) {
        return new WildcardToMsgSelectorTransformFilter(new MessagesQueryFilter(jmxConnection, destName));
    }

    public static List filterMessagesView(List messages, Set groupViews, Set attributeViews) throws Exception {
        return (new PropertiesViewFilter(attributeViews, new GroupPropertiesViewFilter(groupViews, new MapTransformFilter(new StubQueryFilter(messages))))).query("");
    }
}

Other ActiveMQ examples (source code examples)

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