ConnectorDelegate.java 文件源码

/**
 * Connects to the remote {@code MBeanServer} using the configured {@code JMXServiceURL}:
 * to the specified JMX service, or to a local MBeanServer if no service URL specified.
 * @param serviceUrl the JMX service URL to connect to (may be {@code null})
 * @param environment the JMX environment for the connector (may be {@code null})
 * @param agentId the local JMX MBeanServer's agent id (may be {@code null})
 */
public MBeanServerConnection connect(JMXServiceURL serviceUrl, Map<String, ?> environment, String agentId)
        throws MBeanServerNotFoundException {

    if (serviceUrl != null) {
        if (logger.isDebugEnabled()) {
            logger.debug("Connecting to remote MBeanServer at URL [" + serviceUrl + "]");
        }
        try {
            this.connector = JMXConnectorFactory.connect(serviceUrl, environment);
            return this.connector.getMBeanServerConnection();
        }
        catch (IOException ex) {
            throw new MBeanServerNotFoundException("Could not connect to remote MBeanServer [" + serviceUrl + "]", ex);
        }
    }
    else {
        logger.debug("Attempting to locate local MBeanServer");
        return JmxUtils.locateMBeanServer(agentId);
    }
}