eu.semaine.components
Class MessageLogComponent

java.lang.Object
  extended by java.lang.Thread
      extended by eu.semaine.components.Component
          extended by eu.semaine.components.MessageLogComponent
All Implemented Interfaces:
SEMAINEMessageAvailableListener, java.lang.Runnable

public class MessageLogComponent
extends Component

This component can be used to view all or a selection of components. It writes debug output to the JMSLogger. Add this to the component list in the config file if you want detailed log info.

Author:
marc

Nested Class Summary
 
Nested classes/interfaces inherited from class eu.semaine.components.Component
Component.State
 
Nested classes/interfaces inherited from class java.lang.Thread
java.lang.Thread.UncaughtExceptionHandler
 
Field Summary
static java.text.DateFormat TIME_FORMAT
           
 
Fields inherited from class eu.semaine.components.Component
inputWaiting, isInput, isOutput, log, meta, receivers, senders, state, waitingTime
 
Fields inherited from class java.lang.Thread
MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY
 
Constructor Summary
MessageLogComponent(java.lang.String topics, java.lang.String messageSelector)
           
 
Method Summary
static java.lang.String message2logString(SEMAINEMessage m)
           
protected  void react(SEMAINEMessage m)
          Reactions to messages.
 
Methods inherited from class eu.semaine.components.Component
act, customStartIO, exitRequested, messageAvailableFrom, requestExit, run
 
Methods inherited from class java.lang.Thread
activeCount, checkAccess, countStackFrames, currentThread, destroy, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, resume, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, stop, suspend, toString, yield
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Field Detail

TIME_FORMAT

public static final java.text.DateFormat TIME_FORMAT
Constructor Detail

MessageLogComponent

public MessageLogComponent(java.lang.String topics,
                           java.lang.String messageSelector)
                    throws javax.jms.JMSException
Parameters:
componentName -
Throws:
javax.jms.JMSException
Method Detail

react

protected void react(SEMAINEMessage m)
              throws javax.jms.JMSException
Description copied from class: Component
Reactions to messages. This base implementation does nothing; subclasses should implement suitable behaviour here.

Overrides:
react in class Component
Throws:
javax.jms.JMSException - if communication with the JMS server goes wrong.

message2logString

public static java.lang.String message2logString(SEMAINEMessage m)