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Memory.Manager
Class GCUtil  

java.lang.Object
  Memory.Manager.GCUtil

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public class GCUtil

extends java.lang.Object

Version:

$Id: GCUtil.java,v 1.6 2003/05/12 10:05:19 joewhaley Exp $

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Field Summary
private static java.lang.Object	outOfMemoryLock
private static boolean	outOfMemoryReported
private static boolean	TRACE
(package private) static java.lang.Object	vtableForArrayType
(package private) static java.lang.Object	vtableForClassType
(package private) static java.lang.Object	vtableForPrimitiveType

 

Constructor Summary

GCUtil()

 

Method Summary
static boolean	addrInBootImage(Memory.HeapAddress address)
static boolean	addrInVM(Memory.HeapAddress address)
static void	boot()
(package private) static void	dumpProcessorsArray()
static void	dumpRef(Memory.HeapAddress ref)
static void	outOfMemory(java.lang.String heapName, int heapSize, java.lang.String commandLine)           Print OutOfMemoryError message and exit.
static void	printclass(Memory.HeapAddress ref)
static boolean	refInBootImage(Memory.HeapAddress ref)
static boolean	refInHeap(Memory.HeapAddress ref)
static boolean	refInVM(Memory.HeapAddress ref)
static boolean	validObject(java.lang.Object ref)           check if a ref, its tib pointer & type pointer are all in the heap
static boolean	validRef(Memory.HeapAddress ref)
static boolean	validType(Memory.HeapAddress typeAddress)

 

Methods inherited from class java.lang.Object

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

 

Field Detail

TRACE

private static final boolean TRACE

See Also:

Constant Field Values

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vtableForArrayType

static java.lang.Object vtableForArrayType

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vtableForClassType

static java.lang.Object vtableForClassType

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vtableForPrimitiveType

static java.lang.Object vtableForPrimitiveType

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outOfMemoryLock

private static final java.lang.Object outOfMemoryLock

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outOfMemoryReported

private static boolean outOfMemoryReported

Constructor Detail

GCUtil

public GCUtil()

Method Detail

boot

public static void boot()

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refInVM

public static boolean refInVM(Memory.HeapAddress ref)

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addrInVM

public static boolean addrInVM(Memory.HeapAddress address)

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refInBootImage

public static boolean refInBootImage(Memory.HeapAddress ref)

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refInHeap

public static boolean refInHeap(Memory.HeapAddress ref)

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addrInBootImage

public static boolean addrInBootImage(Memory.HeapAddress address)

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validType

public static boolean validType(Memory.HeapAddress typeAddress)

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validObject

public static boolean validObject(java.lang.Object ref)

check if a ref, its tib pointer & type pointer are all in the heap

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validRef

public static boolean validRef(Memory.HeapAddress ref)

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dumpRef

public static void dumpRef(Memory.HeapAddress ref)

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printclass

public static void printclass(Memory.HeapAddress ref)

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dumpProcessorsArray

static void dumpProcessorsArray()

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outOfMemory

public static void outOfMemory(java.lang.String heapName,
                               int heapSize,
                               java.lang.String commandLine)

Print OutOfMemoryError message and exit. TODO: make it possible to throw an exception, but this will have to be done without doing further allocations (or by using temp space)

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