org.cip4.jdflib.util

Class MemorySpy

java.lang.Object

org.cip4.jdflib.util.MemorySpy

public class MemorySpy
extends Object

Author:

Rainer Prosi, Heidelberger Druckmaschinen *

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	MemorySpy.MemScope

Constructor Summary

Constructors

Constructor and Description
MemorySpy()

Method Summary

Methods

Modifier and Type	Method and Description
long	getCurrentMem() get the currently used memory
long	getHeapUsed(MemorySpy.MemScope scope)
long	getMemFromPool(String name, MemorySpy.MemScope scope)
long	getNonHeapUsed(MemorySpy.MemScope scope)
long	getPermGen(MemorySpy.MemScope scope)
Map<String,Long>	getSizeMap()
String	getSummary() get a fast summary for debugging
Map<String,Long>	getSummaryMap() get a fast summary for debugging
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

MemorySpy

public MemorySpy()

Method Detail

getSizeMap

public Map<String,Long> getSizeMap()

Returns:

getHeapUsed

public long getHeapUsed(MemorySpy.MemScope scope)

Parameters:

scope -

Returns:

getNonHeapUsed

public long getNonHeapUsed(MemorySpy.MemScope scope)

Parameters:

scope -

Returns:

getPermGen

public long getPermGen(MemorySpy.MemScope scope)

Parameters:

scope -

Returns:

getMemFromPool

public long getMemFromPool(String name,
                  MemorySpy.MemScope scope)

Parameters:

name -

scope -

Returns:

getSummary

public String getSummary()

get a fast summary for debugging

Returns:

getCurrentMem

public long getCurrentMem()

get the currently used memory

Returns:

the used memory

getSummaryMap

public Map<String,Long> getSummaryMap()

get a fast summary for debugging

Returns:

toString

public String toString()

Overrides:

toString in class Object

Returns:

See Also:

Object.toString()