GCObjectHeapIteratorMarkMapIterator_V1 (OpenJ9 JDK 11)

java.lang.Object
- com.ibm.j9ddr.vm29.j9.gc.GCBase
- - com.ibm.j9ddr.vm29.j9.gc.GCIterator
  - - com.ibm.j9ddr.vm29.j9.gc.GCObjectHeapIterator
    - - com.ibm.j9ddr.vm29.j9.gc.GCObjectHeapIteratorMarkMapIterator_V1

All Implemented Interfaces:: SlotIterator, Iterator

public class GCObjectHeapIteratorMarkMapIterator_V1
extends GCObjectHeapIterator

Field Summary

Fields
Modifier and Type	Field	Description
`protected VoidPointer`	`_heapBase`
`protected UDATAPointer`	`_heapMapBits`
`protected UDATA`	`_markWordCache`
`protected com.ibm.j9ddr.vm29.pointer.generated.J9ObjectPointer`	`_nextObject`
`protected long`	`_nextSlotIndex`
`protected int`	`_shiftCount`
`protected long`	`_topSlotIndex`

Fields declared in class com.ibm.j9ddr.vm29.j9.gc.GCObjectHeapIterator
includeDeadObjects, includeLiveObjects

Constructor Summary

Constructors
Modifier Constructor Description

protected GCObjectHeapIteratorMarkMapIterator_V1(GCHeapRegionDescriptor hrd)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type Method Description

protected void nextImpl()
- Methods declared in class com.ibm.j9ddr.vm29.j9.gc.GCObjectHeapIterator
  advance, fromHeapRegionDescriptor, fromHeapRegionDescriptor, peek
- Methods declared in class com.ibm.j9ddr.vm29.j9.gc.GCBase
  getExtensions, getJavaVM
- Methods declared in class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
- Methods declared in interface java.util.Iterator
  forEachRemaining, hasNext, next, remove
- Methods declared in interface com.ibm.j9ddr.vm29.j9.SlotIterator
  nextAddress

Field Detail

_heapBase
```
protected VoidPointer _heapBase
```

_heapMapBits
```
protected UDATAPointer _heapMapBits
```

_markWordCache
```
protected UDATA _markWordCache
```

_nextSlotIndex
```
protected long _nextSlotIndex
```

_topSlotIndex
```
protected long _topSlotIndex
```

_shiftCount
```
protected int _shiftCount
```

_nextObject

protected com.ibm.j9ddr.vm29.pointer.generated.J9ObjectPointer _nextObject

Constructor Detail

GCObjectHeapIteratorMarkMapIterator_V1

protected GCObjectHeapIteratorMarkMapIterator_V1(GCHeapRegionDescriptor hrd)
                                          throws CorruptDataException

Throws:: CorruptDataException

Method Detail
- nextImpl
```
protected void nextImpl()
```