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Java Source Code / Java Documentation » Database ORM » MMBase » org.mmbase.core.event 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   org.mmbase.core.event.EventManager

EventManager
public class EventManager (Code)
This class manages all event related stuff. it is the place to register event brokers, and it will propagate all events. The class is set up as a singleton. When the manager is instantiated, event brokers are added for Event, NodeEvent and RelationEvent
author:
   Ernst Bunders
since:
   MMBase-1.8
version:
   $Id: EventManager.java,v 1.25 2007/09/18 12:04:05 michiel Exp $


Field Summary
final public static  StringDTD_EVENTMANAGER
    
final public static  StringPUBLIC_ID_EVENTMANAGER
    
protected  ResourceWatcherwatcher
    


Method Summary
public  voidaddEventBroker(EventBroker broker)
    
public  voidaddEventListener(EventListener listener)
    
protected  voidconfigure(String resource)
    
public  Collection<EventBroker>getBrokers()
    
public static  EventManagergetInstance()
    
public  longgetNumberOfPropagatedEvents()
    
public  longgetPropagationCost()
    
public  longgetPropagationCostNs()
    
public  voidpropagateEvent(Event event)
     This method will propagate the given event to all the aproprate listeners.
public  voidremoveEventBroker(EventBroker broker)
    
public  voidremoveEventListener(EventListener listener)
    
public  voidshutdown()
    

Field Detail
DTD_EVENTMANAGER
final public static String DTD_EVENTMANAGER(Code)



PUBLIC_ID_EVENTMANAGER
final public static String PUBLIC_ID_EVENTMANAGER(Code)



watcher
protected ResourceWatcher watcher(Code)





Method Detail
addEventBroker
public void addEventBroker(EventBroker broker)(Code)
add an event broker for a specific type of event
Parameters:
  broker -



addEventListener
public void addEventListener(EventListener listener)(Code)

Parameters:
  listener -



configure
protected void configure(String resource)(Code)



getBrokers
public Collection<EventBroker> getBrokers()(Code)

since:
   MMBase-1.8.5



getInstance
public static EventManager getInstance()(Code)
use this metod to get an instance of the event manager



getNumberOfPropagatedEvents
public long getNumberOfPropagatedEvents()(Code)

since:
   MMBase-1.8.1



getPropagationCost
public long getPropagationCost()(Code)

since:
   MMBase-1.8.1



getPropagationCostNs
public long getPropagationCostNs()(Code)

since:
   MMBase-1.9



propagateEvent
public void propagateEvent(Event event)(Code)
This method will propagate the given event to all the aproprate listeners. what makes a listener apropriate is determined by it's type (class) and by possible constraint properties (if the handling broker supports those
See Also:   AbstractEventBroker
Parameters:
  event -



removeEventBroker
public void removeEventBroker(EventBroker broker)(Code)
remove a broker for a specific type of event
Parameters:
  broker -



removeEventListener
public void removeEventListener(EventListener listener)(Code)

Parameters:
  listener -



shutdown
public void shutdown()(Code)

since:
   MMBase-1.9



Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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