Module openj9.dtfj

Package com.ibm.j9ddr.vm29.tools.ddrinteractive

Interface IClassWalkCallbacks

All Known Implementing Classes:

LinearDumper

public interface IClassWalkCallbacks

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static class	IClassWalkCallbacks.SlotType

Method Summary

Modifier and Type	Method	Description
void	addSection(StructurePointer clazz, AbstractPointer address, long length, String name, boolean computePadding)	It is a high level section of an object walked.
void	addSlot(StructurePointer clazz, IClassWalkCallbacks.SlotType type, AbstractPointer slotPtr, String slotName)	The information of one slot is sent back.
void	addSlot(StructurePointer clazz, IClassWalkCallbacks.SlotType type, AbstractPointer slotPtr, String slotName, String additionalInfo)	The information of one slot is sent back.

Method Detail

addSlot

void addSlot(StructurePointer clazz,
             IClassWalkCallbacks.SlotType type,
             AbstractPointer slotPtr,
             String slotName,
             String additionalInfo)
      throws CorruptDataException

The information of one slot is sent back.

Parameters:

clazz - the object walked

type - the type of the slot, it is a com.ibm.j9ddr.vm29.tools.ddrinteractive.Type

slotPtr - an AbstractPointer of the slot currently walked

slotName -

additionalInfo -

Throws:

CorruptDataException

addSlot

void addSlot(StructurePointer clazz,
             IClassWalkCallbacks.SlotType type,
             AbstractPointer slotPtr,
             String slotName)
      throws CorruptDataException

The information of one slot is sent back.

Parameters:

clazz - the object walked

type - the type of the slot, it is a com.ibm.j9ddr.vm29.tools.ddrinteractive.Type

slotPtr - an AbstractPointer of the slot currently walked

slotName -

Throws:

CorruptDataException

addSection

void addSection(StructurePointer clazz,
                AbstractPointer address,
                long length,
                String name,
                boolean computePadding)
         throws CorruptDataException

It is a high level section of an object walked. If two sections have the same address, they will be nested

Parameters:

clazz - the object walked

address - starting address of the section

length - length of the section

name -

computePadding - If true, compute the padding before and after this section

Throws:

CorruptDataException