protected MBeanServerConnection getMBeanServerConnection(String childName) {
    MBeanConnectionInfo connInfo = connections.get(childName);
    if (connInfo == null) {
      connInfo = new MBeanConnectionInfo();
      connections.put(childName, connInfo);
    }
    long childPid = main.getFirstJavaChildPid(childName);
    if (childPid > 0 && childPid != connInfo.childPid && connInfo.connector != null) {
      try {
        connInfo.connector.close();
      } catch (IOException e) {
        logger.log(Level.FINE, "Failed to close JMXConnector", e);
      }
      connInfo.connector = null;
      connInfo.server = null;
    }
    if (childPid > 0) {
      try {
        if (connInfo.connector == null) {
          connInfo.connector = DeployerControl.getJMXConnector(childPid);
        }
        if (connInfo.connector != null && connInfo.server == null) {
          connInfo.server = connInfo.connector.getMBeanServerConnection();
          connInfo.childPid = childPid;
        }
      } catch (IOException e) {
        logger.log(Level.FINE, "Failed to get JMX connection", e);
        try {
          connInfo.connector.close();
        } catch (Exception e2) {
          logger.log(Level.FINE, "Failed to close JMXConnector", e2);
        }
        connInfo.connector = null;
        connInfo.server = null;
      }
    }
    return connInfo.server;
  }
protected MBeanServerConnection getMBeanServerConnection(String childName) {
    MBeanConnectionInfo connInfo = connections.get(childName);
    if (connInfo == null) {
      connInfo = new MBeanConnectionInfo();
      connections.put(childName, connInfo);
    }
    long childPid = main.getFirstJavaChildPid(childName);
    if (childPid > 0 && childPid != connInfo.childPid && connInfo.connector != null) {
      try {
        connInfo.connector.close();
      } catch (IOException e) {
        logger.log(Level.FINE, "Failed to close JMXConnector", e);
      }
      connInfo.connector = null;
      connInfo.server = null;
    }
    if (childPid > 0) {
      try {
        if (connInfo.connector == null) {
          connInfo.connector = DeployerControl.getJMXConnector(childPid);
        }
        if (connInfo.connector != null && connInfo.server == null) {
          connInfo.server = connInfo.connector.getMBeanServerConnection();
          connInfo.childPid = childPid;
        }
      } catch (IOException e) {
        logger.log(Level.FINE, "Failed to get JMX connection", e);
        try {
          connInfo.connector.close();
        } catch (Exception e2) {
          logger.log(Level.FINE, "Failed to close JMXConnector", e2);
        }
        connInfo.connector = null;
        connInfo.server = null;
      }
    }
    return connInfo.server;
  }
protected MBeanServerConnection getMBeanServerConnection ( String childName ) { MBeanConnectionInfo connInfo = connections . get ( childName ) ; if ( connInfo == null ) { connInfo = new MBeanConnectionInfo ( ) ; connections . put ( childName , connInfo ) ; } long childPid = main . getFirstJavaChildPid ( childName ) ; if ( childPid > 0 && childPid != connInfo . childPid && connInfo . connector != null ) { try { connInfo . connector . close ( ) ; } catch ( IOException e ) { logger . log ( Level . FINE , "Failed to close JMXConnector" , e ) ; } connInfo . connector = null ; connInfo . server = null ; } if ( childPid > 0 ) { try { if ( connInfo . connector == null ) { connInfo . connector = DeployerControl . getJMXConnector ( childPid ) ; } if ( connInfo . connector != null && connInfo . server == null ) { connInfo . server = connInfo . connector . getMBeanServerConnection ( ) ; connInfo . childPid = childPid ; } } catch ( IOException e ) { logger . log ( Level . FINE , "Failed to get JMX connection" , e ) ; try { connInfo . connector . close ( ) ; } catch ( Exception e2 ) { logger . log ( Level . FINE , "Failed to close JMXConnector" , e2 ) ; } connInfo . connector = null ; connInfo . server = null ; } } return connInfo . server ; }
Return the MBean server connection to the child process.

@return MBean server connection.
Return the MBean server connection to the child process .