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## org.mule.routing.correlation
Class EventCorrelator

    java.lang.Object
      org.mule.routing.correlation.EventCorrelator

    public class EventCorrelator

extends Object

Field Summary
`protected edu.emory.mathcs.backport.java.util.concurrent.ConcurrentMap` | `eventGroups` A map of EventGroup objects.
`protected Object` | `groupsLock`
`protected long` | `groupTimeToLive`
`protected Log` | `logger` logger used by this class
`static int` | `MAX_PROCESSED_GROUPS`
`protected static long` | `MILLI_TO_NANO_MULTIPLIER`
`static String` | `NO_CORRELATION_ID`
`protected BoundedFifoBuffer` | `processedGroups`

Constructor Summary
`EventCorrelator(EventCorrelatorCallback callback, MessageProcessor timeoutMessageProcessor, MessageInfoMapping messageInfoMapping, MuleContext muleContext)`

Method Summary
`protected EventGroup` | `addEventGroup(EventGroup group)`
`protected void` | `addProcessedGroup(Object id)`
`void` | `enableTimeoutMonitor()`
`void` | `forceGroupExpiry(String groupId)`
`protected EventGroup` | `getEventGroup(String groupId)`
`long` | `getTimeout()`
`protected void` | `handleGroupExpiry(EventGroup group)`
`boolean` | `isFailOnTimeout()`
`protected boolean` | `isGroupAlreadyProcessed(Object id)`
`MuleEvent` | `process(MuleEvent event)`
`protected void` | `removeEventGroup(EventGroup group)`
`void` | `setFailOnTimeout(boolean failOnTimeout)`
`void` | `setTimeout(long timeout)`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Field Detail

### logger

    protected final transient Log logger

  logger used by this class

### NO_CORRELATION_ID

    public static final String NO_CORRELATION_ID

See Also:
  Constant Field Values

### MAX_PROCESSED_GROUPS

    public static final int MAX_PROCESSED_GROUPS

See Also:
  Constant Field Values

### MILLI_TO_NANO_MULTIPLIER

    protected static final long MILLI_TO_NANO_MULTIPLIER

See Also:
  Constant Field Values

### groupTimeToLive

    protected long groupTimeToLive

### eventGroups

    protected final edu.emory.mathcs.backport.java.util.concurrent.ConcurrentMap eventGroups

  A map of EventGroup objects. These represent one or more messages to be agregated, keyed by message id. There will be one response message for every EventGroup.

### groupsLock

    protected final Object groupsLock

### processedGroups

    protected final BoundedFifoBuffer processedGroups

Constructor Detail

### EventCorrelator

    public EventCorrelator(EventCorrelatorCallback callback,
                           MessageProcessor timeoutMessageProcessor,
                           MessageInfoMapping messageInfoMapping,
                           MuleContext muleContext)

Method Detail

### enableTimeoutMonitor

    public void enableTimeoutMonitor()
                              throws javax.resource.spi.work.WorkException

  Throws:
    `javax.resource.spi.work.WorkException`

### forceGroupExpiry

    public void forceGroupExpiry(String groupId)

### process

    public MuleEvent process(MuleEvent event)
                      throws RoutingException

  Throws:
    `RoutingException`

### getEventGroup

    protected EventGroup getEventGroup(String groupId)

### addEventGroup

    protected EventGroup addEventGroup(EventGroup group)

### removeEventGroup

    protected void removeEventGroup(EventGroup group)

### addProcessedGroup

    protected void addProcessedGroup(Object id)

### isGroupAlreadyProcessed

    protected boolean isGroupAlreadyProcessed(Object id)

### isFailOnTimeout

    public boolean isFailOnTimeout()

### setFailOnTimeout

    public void setFailOnTimeout(boolean failOnTimeout)

### getTimeout

    public long getTimeout()

### setTimeout

    public void setTimeout(long timeout)

### handleGroupExpiry

    protected void handleGroupExpiry(EventGroup group)

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