Module openj9.dtfj

Package com.ibm.j9ddr.corereaders.memory

Class AbstractMemory

java.lang.Object

com.ibm.j9ddr.corereaders.memory.SearchableMemory

com.ibm.j9ddr.corereaders.memory.AbstractMemory

All Implemented Interfaces:

IMemory

Direct Known Subclasses:

BufferedMemory, ProcessAddressSpace

public abstract class AbstractMemory
extends SearchableMemory
implements IMemory

Abstract class containing the logic for mapping a memory space onto a set of IMemorySource objects through a caching layer.

Field Summary

Fields

Modifier and Type	Field	Description
protected final Map<IMemorySource,IMemorySource>	decoratorMappingTable
protected final MemorySourceTable	memorySources

Fields declared in class com.ibm.j9ddr.corereaders.memory.SearchableMemory

rangeTable

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractMemory(ByteOrder byteOrder)

Method Summary

Modifier and Type	Method	Description
void	addMemorySource(IMemorySource source)
void	addMemorySources(Collection<? extends IMemorySource> memorySources)
byte	getByteAt(long address)
ByteOrder	getByteOrder()
int	getBytesAt(long address, byte[] buffer)
int	getBytesAt(long address, byte[] buffer, int offset, int length)
int	getIntAt(long address)
long	getLongAt(long address)
List<IMemoryRange>	getMemoryRanges()
Properties	getProperties(long address)
short	getShortAt(long address)
boolean	isExecutable(long address)
boolean	isReadOnly(long address)
boolean	isShared(long address)
void	removeMemorySource(IMemorySource source)

Methods declared in class com.ibm.j9ddr.corereaders.memory.SearchableMemory

buildRangeTable, findPattern, mergeRangeTable

Methods declared in class java.lang.Object

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

Methods declared in interface com.ibm.j9ddr.corereaders.memory.IMemory

findPattern, getPlatform

Field Details

memorySources

protected final MemorySourceTable memorySources

decoratorMappingTable

protected final Map<IMemorySource,IMemorySource> decoratorMappingTable

Constructor Details

AbstractMemory

protected AbstractMemory(ByteOrder byteOrder)

Method Details

getByteAt

public byte getByteAt(long address)
               throws MemoryFault

Specified by:

getByteAt in interface IMemory

Throws:

MemoryFault

getBytesAt

public int getBytesAt(long address,
 byte[] buffer)
               throws MemoryFault

Specified by:

getBytesAt in interface IMemory

Throws:

MemoryFault

getBytesAt

public int getBytesAt(long address,
 byte[] buffer,
 int offset,
 int length)
               throws MemoryFault

Specified by:

getBytesAt in interface IMemory

Throws:

MemoryFault

getIntAt

public int getIntAt(long address)
             throws MemoryFault

Specified by:

getIntAt in interface IMemory

Throws:

MemoryFault

getLongAt

public long getLongAt(long address)
               throws MemoryFault

Specified by:

getLongAt in interface IMemory

Throws:

MemoryFault

getShortAt

public short getShortAt(long address)
                 throws MemoryFault

Specified by:

getShortAt in interface IMemory

Throws:

MemoryFault

addMemorySource

public void addMemorySource(IMemorySource source)

removeMemorySource

public void removeMemorySource(IMemorySource source)

addMemorySources

public void addMemorySources(Collection<? extends IMemorySource> memorySources)

getMemoryRanges

public List<IMemoryRange> getMemoryRanges()

Specified by:

getMemoryRanges in interface IMemory

getByteOrder

public ByteOrder getByteOrder()

Specified by:

getByteOrder in interface IMemory

isShared

public boolean isShared(long address)

Specified by:

isShared in interface IMemory

isExecutable

public boolean isExecutable(long address)

Specified by:

isExecutable in interface IMemory

isReadOnly

public boolean isReadOnly(long address)

Specified by:

isReadOnly in interface IMemory

getProperties

public Properties getProperties(long address)

Specified by:

getProperties in interface IMemory