harpoon.Analysis.Quads
Class CollectSyncStats

java.lang.Object
  harpoon.Analysis.Quads.CollectSyncStats

public abstract class CollectSyncStats
extends Object

CollectSyncStats is used at run time to collect information about synchronization operations. (InstrumentSyncOps instruments code to add calls to methods in this class.)

Version:

$Id: CollectSyncStats.java,v 1.4 2004/07/01 22:24:02 cananian Exp $

Author:

John Whaley <jwhaley@alum.mit.edu>

Field Summary

static boolean	enabled Whether stats collection is currently enabled.
static int[]	lockcount
static int[]	newcount
static int	totallockcount
static int	totalnewcount

Constructor Summary

CollectSyncStats()

Method Summary

static void	dump()
static void	init(int nNewTypes, int nLockTypes) MUST call this function before enabling stats collection.
static void	main(String[] args)
static void	onMonitorEnter(int index, Object obj, int b)
static void	onMonitorExit(int index, Object obj, int b)
static void	onNew(int index, Object obj, int b)

Methods inherited from class java.lang.Object

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

Field Detail

enabled

public static volatile boolean enabled

Whether stats collection is currently enabled.

newcount

public static int[] newcount

totalnewcount

public static int totalnewcount

lockcount

public static int[] lockcount

totallockcount

public static int totallockcount

Constructor Detail

CollectSyncStats

public CollectSyncStats()

Method Detail

main

public static void main(String[] args)
                 throws Throwable

Throws:

Throwable

init

public static void init(int nNewTypes,
                        int nLockTypes)

MUST call this function before enabling stats collection.

onNew

public static void onNew(int index,
                         Object obj,
                         int b)

onMonitorEnter

public static void onMonitorEnter(int index,
                                  Object obj,
                                  int b)

onMonitorExit

public static void onMonitorExit(int index,
                                 Object obj,
                                 int b)

dump

public static void dump()