javassist.bytecode

Class StackMapTable.SimpleCopy

java.lang.Object

javassist.bytecode.StackMapTable.Walker

javassist.bytecode.StackMapTable.SimpleCopy

Direct Known Subclasses:

StackMapTable.Copier, StackMapTable.InsertLocal, StackMapTable.NewRemover

Enclosing class:

StackMapTable

static class StackMapTable.SimpleCopy
extends StackMapTable.Walker

Field Summary

Fields

Modifier and Type	Field and Description
private StackMapTable.Writer	writer

Fields inherited from class javassist.bytecode.StackMapTable.Walker

info, numOfEntries

Constructor Summary

Constructors

Constructor and Description
SimpleCopy(byte[] data)

Method Summary

Modifier and Type	Method and Description
void	appendFrame(int pos, int offsetDelta, int[] tags, int[] data) Invoked if the visited frame is a append_frame.
void	chopFrame(int pos, int offsetDelta, int k) Invoked if the visited frame is a chop_frame.
protected int[]	copyData(int[] tags, int[] data)
protected int	copyData(int tag, int data)
byte[]	doit()
void	fullFrame(int pos, int offsetDelta, int[] localTags, int[] localData, int[] stackTags, int[] stackData) Invoked if the visited frame is full_frame.
void	sameFrame(int pos, int offsetDelta) Invoked if the visited frame is a same_frame or a same_frame_extended.
void	sameLocals(int pos, int offsetDelta, int stackTag, int stackData) Invoked if the visited frame is a same_locals_1_stack_item_frame or a same_locals_1_stack_item_frame_extended.

Methods inherited from class javassist.bytecode.StackMapTable.Walker

objectOrUninitialized, parse, size, stackMapFrames

Methods inherited from class java.lang.Object

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

Field Detail

writer

private StackMapTable.Writer writer

Constructor Detail

SimpleCopy

public SimpleCopy(byte[] data)

Method Detail

doit

public byte[] doit()
            throws BadBytecode

Throws:

BadBytecode

sameFrame

public void sameFrame(int pos,
                      int offsetDelta)

Description copied from class: StackMapTable.Walker

Invoked if the visited frame is a same_frame or a same_frame_extended.

Overrides:

sameFrame in class StackMapTable.Walker

Parameters:

pos - the position of this frame in the info field of attribute_info structure.

sameLocals

public void sameLocals(int pos,
                       int offsetDelta,
                       int stackTag,
                       int stackData)

Description copied from class: StackMapTable.Walker

Invoked if the visited frame is a same_locals_1_stack_item_frame or a same_locals_1_stack_item_frame_extended.

Overrides:

sameLocals in class StackMapTable.Walker

Parameters:

pos - the position.

stackTag - stack[0].tag.

stackData - stack[0].cpool_index if the tag is OBJECT, or stack[0].offset if the tag is UNINIT.

chopFrame

public void chopFrame(int pos,
                      int offsetDelta,
                      int k)

Description copied from class: StackMapTable.Walker

Invoked if the visited frame is a chop_frame.

Overrides:

chopFrame in class StackMapTable.Walker

Parameters:

pos - the position.

k - the k last locals are absent.

appendFrame

public void appendFrame(int pos,
                        int offsetDelta,
                        int[] tags,
                        int[] data)

Description copied from class: StackMapTable.Walker

Invoked if the visited frame is a append_frame.

Overrides:

appendFrame in class StackMapTable.Walker

Parameters:

pos - the position.

tags - locals[i].tag.

data - locals[i].cpool_index or locals[i].offset.

fullFrame

public void fullFrame(int pos,
                      int offsetDelta,
                      int[] localTags,
                      int[] localData,
                      int[] stackTags,
                      int[] stackData)

Description copied from class: StackMapTable.Walker

Invoked if the visited frame is full_frame.

Overrides:

fullFrame in class StackMapTable.Walker

Parameters:

pos - the position.

localTags - locals[i].tag

localData - locals[i].cpool_index or locals[i].offset

stackTags - stack[i].tag

stackData - stack[i].cpool_index or stack[i].offset

copyData

protected int copyData(int tag,
                       int data)

copyData

protected int[] copyData(int[] tags,
                         int[] data)