edu.cmu.emulator.message
Class MessageCenter

java.lang.Object
  edu.cmu.emulator.message.MessageCenter

public class MessageCenter
extends Object

Field Summary

protected static int	BUF_LIMIT
protected HashMap	bufMap
protected HashMap	lockMap
protected static long	NO_TIMEOUT
protected HashMap	waitListMap

Constructor Summary

MessageCenter()

Method Summary

protected ArrayList	getBuf(Object id)
protected Object	getLock(Object id)
protected ArrayList	getWaitList(Object id)
void	messageArrived(Object id, Object msg)
protected void	noWaiterMessage(Object id, Object msg)
Object	waitForMessage(Object id)
Object	waitForMessage(Object id, long timeoutMillis)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

waitListMap

protected HashMap waitListMap

bufMap

protected HashMap bufMap

lockMap

protected HashMap lockMap

BUF_LIMIT

protected static final int BUF_LIMIT

See Also:

Constant Field Values

NO_TIMEOUT

protected static final long NO_TIMEOUT

See Also:

Constant Field Values

Constructor Detail

MessageCenter

public MessageCenter()

Method Detail

messageArrived

public void messageArrived(Object id,
                           Object msg)

noWaiterMessage

protected void noWaiterMessage(Object id,
                               Object msg)

getWaitList

protected ArrayList getWaitList(Object id)

getBuf

protected ArrayList getBuf(Object id)

getLock

protected Object getLock(Object id)

waitForMessage

public Object waitForMessage(Object id)

waitForMessage

public Object waitForMessage(Object id,
                             long timeoutMillis)