Module openj9.dtfj

Package com.ibm.j9ddr.corereaders.memory

Class SearchableMemory

java.lang.Object

com.ibm.j9ddr.corereaders.memory.SearchableMemory

All Implemented Interfaces:

IMemory

Direct Known Subclasses:

AbstractMemory

public abstract class SearchableMemory
extends Object
implements IMemory

Abstract IMemory encapsulating findPattern() logic.

Field Summary

Fields

Modifier and Type	Field	Description
protected long[][]	rangeTable

Constructor Summary

Constructors

Constructor	Description
SearchableMemory()

Method Summary

Modifier and Type	Method	Description
protected long[][]	buildRangeTable()
long	findPattern(byte[] whatBytes, int alignment, long startFrom)
protected int	mergeRangeTable(long[][] rangeTable)	Merges consecutive ranges to build a list of ranges to read

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

getByteAt, getByteOrder, getBytesAt, getBytesAt, getIntAt, getLongAt, getMemoryRanges, getPlatform, getProperties, getShortAt, isExecutable, isReadOnly, isShared

Field Details

rangeTable

protected long[][] rangeTable

Constructor Details

SearchableMemory

public SearchableMemory()

Method Details

findPattern

public long findPattern(byte[] whatBytes,
 int alignment,
 long startFrom)

Specified by:

findPattern in interface IMemory

mergeRangeTable

protected int mergeRangeTable(long[][] rangeTable)

Merges consecutive ranges to build a list of ranges to read

Parameters:

rangeTable - Range table to modify

Returns:

Number of merged fields

buildRangeTable

protected long[][] buildRangeTable()

Returns:

Memory ranges and sizes. Addressable as array[range index][0=base address, 1=size]