Package serp.bytecode

Class Code.CodeIterator

java.lang.Object

serp.bytecode.Code.CodeIterator

All Implemented Interfaces:

java.util.Iterator, java.util.ListIterator

Enclosing class:

Code

private class Code.CodeIterator
extends java.lang.Object
implements java.util.ListIterator

Helper class to handle invalidation of instructions on removal and notification of modification on addition.

Field Summary

Fields

Modifier and Type	Field	Description
private CodeEntry	_bn
private int	_index
private Instruction	_last
static int	UNSET

Constructor Summary

Constructors

Constructor	Description
CodeIterator(CodeEntry entry, int index)

Method Summary

Modifier and Type	Method	Description
void	add(java.lang.Object obj)
private void	addInternal(java.lang.Object obj)
boolean	hasNext()
boolean	hasPrevious()
private int	initIndex()
java.lang.Object	next()
int	nextIndex()
java.lang.Object	previous()
int	previousIndex()
void	remove()
private void	replaceTarget(Instruction orig, Instruction replace)
void	set(java.lang.Object obj)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining

Field Detail

UNSET

public static final int UNSET

See Also:

Constant Field Values

_bn

private CodeEntry _bn

_last

private Instruction _last

_index

private int _index

Constructor Detail

CodeIterator

public CodeIterator(CodeEntry entry,
                    int index)

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator

Specified by:

hasNext in interface java.util.ListIterator

hasPrevious

public boolean hasPrevious()

Specified by:

hasPrevious in interface java.util.ListIterator

next

public java.lang.Object next()

Specified by:

next in interface java.util.Iterator

Specified by:

next in interface java.util.ListIterator

nextIndex

public int nextIndex()

Specified by:

nextIndex in interface java.util.ListIterator

previous

public java.lang.Object previous()

Specified by:

previous in interface java.util.ListIterator

previousIndex

public int previousIndex()

Specified by:

previousIndex in interface java.util.ListIterator

initIndex

private int initIndex()

add

public void add(java.lang.Object obj)

Specified by:

add in interface java.util.ListIterator

addInternal

private void addInternal(java.lang.Object obj)

set

public void set(java.lang.Object obj)

Specified by:

set in interface java.util.ListIterator

remove

public void remove()

Specified by:

remove in interface java.util.Iterator

Specified by:

remove in interface java.util.ListIterator

replaceTarget

private void replaceTarget(Instruction orig,
                           Instruction replace)