jdk.internal.perf
Class Perf

java.lang.Object
  jdk.internal.perf.Perf

public final class Perf
extends Object

Stub class to support pre and post Java 9 runtimes. This class should never be loaded at runtime.

Author:

Alexey Ragozin ([email protected])

Constructor Summary

Perf()

Method Summary

ByteBuffer	attach(int paramInt, String paramString)
ByteBuffer	attach(String paramString1, int paramInt, String paramString2)
ByteBuffer	createByteArray(String paramString, int paramInt1, int paramInt2, byte[] paramArrayOfByte, int paramInt3)
ByteBuffer	createLong(String paramString, int paramInt1, int paramInt2, long paramLong)
ByteBuffer	createString(String paramString1, int paramInt1, int paramInt2, String paramString2)
ByteBuffer	createString(String paramString1, int paramInt1, int paramInt2, String paramString2, int paramInt3)
static Perf	getPerf()
long	highResCounter()
long	highResFrequency()

Methods inherited from class java.lang.Object

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

Constructor Detail

Perf

public Perf()

Method Detail

getPerf

public static Perf getPerf()

attach

public ByteBuffer attach(int paramInt,
                         String paramString)
                  throws IllegalArgumentException,
                         IOException

Throws:

IllegalArgumentException

IOException

attach

public ByteBuffer attach(String paramString1,
                         int paramInt,
                         String paramString2)
                  throws IllegalArgumentException,
                         IOException

Throws:

IllegalArgumentException

IOException

createLong

public ByteBuffer createLong(String paramString,
                             int paramInt1,
                             int paramInt2,
                             long paramLong)

createString

public ByteBuffer createString(String paramString1,
                               int paramInt1,
                               int paramInt2,
                               String paramString2,
                               int paramInt3)

createString

public ByteBuffer createString(String paramString1,
                               int paramInt1,
                               int paramInt2,
                               String paramString2)

createByteArray

public ByteBuffer createByteArray(String paramString,
                                  int paramInt1,
                                  int paramInt2,
                                  byte[] paramArrayOfByte,
                                  int paramInt3)

highResCounter

public long highResCounter()

highResFrequency

public long highResFrequency()