com.distributed.api
Class Lock

java.lang.Object
  |
  +--com.distributed.api.Lock

public class Lock

extends java.lang.Object

Class to implement Mutual Exclusion or Lock

Method Summary

boolean	isLockAvailable() Method to see if Lock is available
boolean	receiveOkay() Method to take action when OK is received
void	receiveRequest(int hispid, int hists) Method to take action when a request is received
void	releaseLock() Method to release a lock or Mutex
void	requestLock() Method to request a Lock

Methods inherited from class java.lang.Object

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

Method Detail

isLockAvailable

public boolean isLockAvailable()

Method to see if Lock is available

Returns:

true if Mutex is available

receiveOkay

public boolean receiveOkay()

Method to take action when OK is received

Returns:

True if Mutex is achieved, False otherwise

receiveRequest

public void receiveRequest(int hispid,
                           int hists)

Method to take action when a request is received

Parameters:

hispid - ID of requesting Process

hists - Timestamp of the request

releaseLock

public void releaseLock()

Method to release a lock or Mutex

requestLock

public void requestLock()

Method to request a Lock