javassist.bytecode

Class StackMapTable.Printer

java.lang.Object

javassist.bytecode.StackMapTable.Walker

javassist.bytecode.StackMapTable.Printer

Enclosing class:

StackMapTable

static class StackMapTable.Printer
extends StackMapTable.Walker

Field Summary

Fields

Modifier and Type	Field and Description
private int	offset
private java.io.PrintWriter	writer

Fields inherited from class javassist.bytecode.StackMapTable.Walker

info, numOfEntries

Constructor Summary

Constructors

Constructor and Description
Printer(byte[] data, java.io.PrintWriter pw)

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.
void	fullFrame(int pos, int offsetDelta, int[] localTags, int[] localData, int[] stackTags, int[] stackData) Invoked if the visited frame is full_frame.
static void	print(StackMapTable smt, java.io.PrintWriter writer) Prints the stack table map.
private void	printTypeInfo(int tag, int data)
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 java.io.PrintWriter writer

offset

private int offset

Constructor Detail

Printer

Printer(byte[] data,
        java.io.PrintWriter pw)

Method Detail

print

public static void print(StackMapTable smt,
                         java.io.PrintWriter writer)

Prints the stack table map.

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

printTypeInfo

private void printTypeInfo(int tag,
                           int data)