Class AIXDumpReader

java.lang.Object

com.ibm.j9ddr.corereaders.AbstractCoreReader

com.ibm.j9ddr.corereaders.aix.AIXDumpReader

All Implemented Interfaces:

ICore, ILibraryDependentCore

public abstract class AIXDumpReader
extends AbstractCoreReader
implements ILibraryDependentCore

Field Summary

Fields

Modifier and Type	Field	Description
protected static final int	S64BIT

Fields declared in class AbstractCoreReader

_fileReader, _memoryRanges, coreFile

Modifier and Type	Field	Description
protected ImageInputStream	_fileReader
protected Collection<? extends IMemorySource>	_memoryRanges
protected File	coreFile

Fields declared in interface ICore

CORE_CREATE_TIME_PROPERTY, PROCESSOR_COUNT_PROPERTY, PROCESSOR_SUBTYPE_PROPERTY, PROCESSOR_TYPE_PROPERTY, SYSTEM_SUBTYPE_PROPERTY, SYSTEM_TYPE_PROPERTY

Modifier and Type	Field	Description
static final String	CORE_CREATE_TIME_PROPERTY
static final String	PROCESSOR_COUNT_PROPERTY
static final String	PROCESSOR_SUBTYPE_PROPERTY
static final String	PROCESSOR_TYPE_PROPERTY
static final String	SYSTEM_SUBTYPE_PROPERTY
static final String	SYSTEM_TYPE_PROPERTY

Fields declared in interface ILibraryDependentCore

SYSTEM_PROP_EXE_PATH

Modifier and Type	Field	Description
static final String	SYSTEM_PROP_EXE_PATH	The system property which contains the full path to the executable.

Constructor Summary

Constructors

Constructor	Description
AIXDumpReader()

Method Summary

Modifier and Type	Method	Description
void	executablePathHint(String path)	Give the core reader a hint to the location of the executable.
List<IAddressSpace>	getAddressSpaces()
String	getCPUSubType()
String	getCPUType()
long	getCreationTime()
String	getDumpFormat()	This is the dump format expressed as a string e.g. elf or xcoff.
protected abstract long	getInstructionPointerFrom(Map<String,Number> registers)
protected abstract long	getLinkRegisterFrom(Map<String,Number> registers)
Platform	getPlatform()
protected com.ibm.j9ddr.corereaders.aix.AIXProcessAddressSpace	getProcess()
Properties	getProperties()
static ICore	getReaderForFile(File file)
static ICore	getReaderForFile(ImageInputStream in)
protected abstract long	getStackPointerFrom(Map<String,Number> registers)
protected abstract boolean	is64Bit()
static boolean	isAIXDump(byte[] data, long filesize)
protected static boolean	isAIXDump(ClosingFileReader f)
protected abstract int	pointerSize()
protected abstract long	readAddress()
protected void	readCore()
protected abstract int	readLoaderInfoFlags()
protected abstract Map<String,Number>	readRegisters(long threadOffset)
protected abstract int	sizeofTopOfStack()
protected abstract long	threadSize(long threadOffset)
protected abstract long	userInfoOffset()
boolean	validDump(byte[] data, long filesize)

Methods declared in class AbstractCoreReader

checkOffset, close, format, format, readByte, readBytes, readFully, readFully, readInt, readInt, readLong, readLong, readShort, readString, seek, setReader

Modifier and Type	Method	Description
protected boolean	checkOffset(long location)
void	close()	Close the handle to the core file and release any resources
static String	format(int i)
static String	format(long l)
byte	readByte()
byte[]	readBytes(int len)
void	readFully(byte[] b)
void	readFully(byte[] buffer, int offset, int length)
int	readInt()
protected static int	readInt(byte[] data, int start)
long	readLong()
protected static long	readLong(byte[] data, int start)
short	readShort()
protected String	readString()
void	seek(long pos)
void	setReader(ImageInputStream reader)	This sets the reader to use to retrieve the underlying bytes to process.

Methods declared in class Object

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

Methods declared in interface ICore

isTruncated

Modifier and Type	Method	Description
default boolean	isTruncated()	Is this core file truncated (i.e. incomplete)?

Field Details

S64BIT

protected static final int S64BIT

See Also:

• Constant Field Values

Constructor Details

AIXDumpReader

public AIXDumpReader()

Method Details

readRegisters

protected abstract Map<String,Number> readRegisters(long threadOffset)
                                             throws IOException

Throws:

IOException

readLoaderInfoFlags

protected abstract int readLoaderInfoFlags()
                                    throws IOException

Throws:

IOException

userInfoOffset

protected abstract long userInfoOffset()

threadSize

protected abstract long threadSize(long threadOffset)

pointerSize

protected abstract int pointerSize()

getStackPointerFrom

protected abstract long getStackPointerFrom(Map<String,Number> registers)

getInstructionPointerFrom

protected abstract long getInstructionPointerFrom(Map<String,Number> registers)

getLinkRegisterFrom

protected abstract long getLinkRegisterFrom(Map<String,Number> registers)

sizeofTopOfStack

protected abstract int sizeofTopOfStack()

isAIXDump

protected static boolean isAIXDump(ClosingFileReader f)
                            throws IOException

Throws:

IOException

validDump

public boolean validDump(byte[] data,
 long filesize)

readCore

protected void readCore()
                 throws IOException

Throws:

IOException

getCPUType

public String getCPUType()

getCPUSubType

public String getCPUSubType()

getCreationTime

public long getCreationTime()

is64Bit

protected abstract boolean is64Bit()

readAddress

protected abstract long readAddress()
                             throws IOException

Throws:

IOException

executablePathHint

public void executablePathHint(String path)

Description copied from interface: ILibraryDependentCore

Give the core reader a hint to the location of the executable. If it hasn't already found and loaded the libraries, may attempt to do so.

Specified by:

executablePathHint in interface ILibraryDependentCore

Parameters:

path -

getDumpFormat

public String getDumpFormat()

Description copied from interface: ICore

This is the dump format expressed as a string e.g. elf or xcoff. It is recommended that this name is in lower case.

Specified by:

getDumpFormat in interface ICore

Returns:

getProcess

protected com.ibm.j9ddr.corereaders.aix.AIXProcessAddressSpace getProcess()

getAddressSpaces

public List<IAddressSpace> getAddressSpaces()

Specified by:

getAddressSpaces in interface ICore

Returns:

Address spaces held in this core dump

getPlatform

public Platform getPlatform()

Specified by:

getPlatform in interface ICore

Returns:

Platform that created the dump

getProperties

public Properties getProperties()

Specified by:

getProperties in interface ICore

Returns:

Property set for this core

isAIXDump

public static boolean isAIXDump(byte[] data,
 long filesize)

getReaderForFile

public static ICore getReaderForFile(File file)
                              throws IOException,
InvalidDumpFormatException

Throws:

IOException

InvalidDumpFormatException

getReaderForFile

public static ICore getReaderForFile(ImageInputStream in)
                              throws IOException,
InvalidDumpFormatException

Throws:

IOException

InvalidDumpFormatException