question: protected Object invoke ( ObjectName resource , String operationName , Object [ ] params , String [ ] signature ) throws JMXInvocationException { try { return mbsc . invoke ( resource , operationName , params , signature ) ; } catch ( InstanceNotFoundException e ) { throw new JMXInvocationException ( resource + " is not registered in the MBean server." , e ) ; } catch ( MBeanException e ) { throw new JMXInvocationException ( "Exception while invoking " + operationName + " on " + resource , e ) ; } catch ( ReflectionException e ) { throw new JMXInvocationException ( "Couldn't find " + operationName + " on " + resource + " with arguments " + Arrays . toString ( signature ) , e ) ; } catch ( IOException e ) { throw new JMXInvocationException ( "Couldn't communicate with remote server at " + toString ( ) , e ) ; } }
target:  JMX Specific operation invoke caller.