com.fusesource.forge.jmstest.probe.jmx.JMXConnectionFactory.java Source code

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Here is the source code for com.fusesource.forge.jmstest.probe.jmx.JMXConnectionFactory.java

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/*
 * Copyright (C) 2009, Progress Software Corporation and/or its
 * subsidiaries or affiliates.  All rights reserved.
 *
 * Licensed 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 com.fusesource.forge.jmstest.probe.jmx;

import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

import javax.management.remote.JMXConnector;
import javax.management.remote.JMXConnectorFactory;
import javax.management.remote.JMXServiceURL;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

public class JMXConnectionFactory {

    public static final String DEFAULT_JMX_CONNECTION_FACTORY_NAME = "jmxConnector";

    private JMXConnector connector = null;
    private String username = null;
    private String password = null;
    private String url = "service:jmx:rmi:///jndi/rmi://localhost:1099/jmxrmi";

    private Log log = null;

    public void setUsername(String username) {
        this.username = username;
    }

    public void setPassword(String password) {
        this.password = password;
    }

    public void setUrl(String url) {
        this.url = url;
    }

    public String getUrl() {
        return this.url;
    }

    public JMXConnector getConnector() {

        JMXConnector connector = null;

        try {
            if (connector == null) {
                if (username != null && password != null) {
                    Map<String, String[]> m = new HashMap<String, String[]>();
                    m.put(JMXConnector.CREDENTIALS, new String[] { username, password });
                    connector = JMXConnectorFactory.connect(new JMXServiceURL(url), m);
                } else {
                    connector = JMXConnectorFactory.connect(new JMXServiceURL(url));
                }
            }
        } catch (IOException ioe) {
            // TODO: do this right
            log().error("Error connecting to JMX server ", ioe);
        }
        return connector;
    }

    public void close() {
        try {
            if (connector != null) {
                connector.close();
            }
        } catch (IOException ioe) {

        }
    }

    private Log log() {
        if (log == null) {
            log = LogFactory.getLog(this.getClass());
        }
        return log;
    }
}