Package de.mirkosertic.bytecoder.classlib

Class MemoryManager

java.lang.Object

de.mirkosertic.bytecoder.classlib.MemoryManager

public class MemoryManager
extends java.lang.Object

A simple Memory Manager. It basically holds zwo linked lists. One for the free memory blocks, and one for the reserved blocks.

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.Object[]	data

Constructor Summary

Constructors

Constructor	Description
MemoryManager()

Method Summary

Modifier and Type	Method	Description
static void	free(Address aPointer)
static long	freeMem()
static void	GC()
static void	initNative()
static void	initTestMemory(int aSize)
static void	initWithSize(int aSize)
static void	logException(java.lang.Exception e)
static void	logExceptionText(java.lang.String aMessage)
static void	logMemoryLayout()
static void	logMemoryLayoutBlock(int aStart, int aUsed, int aNext)
static Address	malloc(int aSize)
static Address	newArray(int aSize, int aType, int aVTableIndex)
static Address	newArray(int aSize1, int aSize2, int aType, int aVTableIndex)
static byte[]	newByteArray(int length)
static Address	newObject(int aSize, int aType, int aVTableIndex)
static TString	newString(byte[] aData)
static void	setByteArrayEntry(byte[] aArray, int aIndex, byte aValue)
static long	usedMem()

Methods inherited from class java.lang.Object

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

Field Detail

data

public static java.lang.Object[] data

Constructor Detail

MemoryManager

public MemoryManager()

Method Detail

initTestMemory

public static void initTestMemory(int aSize)

initWithSize

public static void initWithSize(int aSize)

initNative

public static void initNative()

logMemoryLayoutBlock

public static void logMemoryLayoutBlock(int aStart,
                                        int aUsed,
                                        int aNext)

freeMem

public static long freeMem()

usedMem

public static long usedMem()

logMemoryLayout

public static void logMemoryLayout()

logExceptionText

public static void logExceptionText(java.lang.String aMessage)

logException

public static void logException(java.lang.Exception e)
                         throws java.lang.Exception

Throws:

java.lang.Exception

free

public static void free(Address aPointer)

malloc

public static Address malloc(int aSize)

newObject

public static Address newObject(int aSize,
                                int aType,
                                int aVTableIndex)

GC

public static void GC()

newArray

public static Address newArray(int aSize,
                               int aType,
                               int aVTableIndex)

newArray

public static Address newArray(int aSize1,
                               int aSize2,
                               int aType,
                               int aVTableIndex)

newString

public static TString newString(byte[] aData)

newByteArray

public static byte[] newByteArray(int length)

setByteArrayEntry

public static void setByteArrayEntry(byte[] aArray,
                                     int aIndex,
                                     byte aValue)