org.apache.bcel.classfile

Class StackMapTableEntry

java.lang.Object

org.apache.bcel.classfile.StackMapTableEntry

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable

public final class StackMapTableEntry
extends java.lang.Object
implements java.lang.Cloneable, java.io.Serializable

This class represents a stack map entry recording the types of local variables and the the of stack items at a given byte code offset. See CLDC specification ��?5.3.1.2

Version:

$Id: StackMapTableEntry.java 1152077 2011-07-29 02:29:42Z dbrosius $

See Also:

StackMap, StackMapType, Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
private int	byte_code_offset_delta
private ConstantPool	constant_pool
private int	frame_type
private int	number_of_locals
private int	number_of_stack_items
private static long	serialVersionUID
private StackMapType[]	types_of_locals
private StackMapType[]	types_of_stack_items

Constructor Summary

Constructors

Constructor and Description
StackMapTableEntry(java.io.DataInputStream file, ConstantPool constant_pool) Construct object from file stream.
StackMapTableEntry(int tag, int byte_code_offset_delta, int number_of_locals, StackMapType[] types_of_locals, int number_of_stack_items, StackMapType[] types_of_stack_items, ConstantPool constant_pool)

Method Summary

Modifier and Type	Method and Description
void	accept(Visitor v) Called by objects that are traversing the nodes of the tree implicitely defined by the contents of a Java class.
StackMapTableEntry	copy()
void	dump(java.io.DataOutputStream file) Dump stack map entry
int	getByteCodeOffsetDelta()
ConstantPool	getConstantPool()
int	getNumberOfLocals()
int	getNumberOfStackItems()
StackMapType[]	getTypesOfLocals()
StackMapType[]	getTypesOfStackItems()
void	setByteCodeOffsetDelta(int b)
void	setConstantPool(ConstantPool constant_pool)
void	setNumberOfLocals(int n)
void	setNumberOfStackItems(int n)
void	setTypesOfLocals(StackMapType[] t)
void	setTypesOfStackItems(StackMapType[] t)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

frame_type

private int frame_type

byte_code_offset_delta

private int byte_code_offset_delta

number_of_locals

private int number_of_locals

types_of_locals

private StackMapType[] types_of_locals

number_of_stack_items

private int number_of_stack_items

types_of_stack_items

private StackMapType[] types_of_stack_items

constant_pool

private ConstantPool constant_pool

Constructor Detail

StackMapTableEntry

StackMapTableEntry(java.io.DataInputStream file,
                   ConstantPool constant_pool)
            throws java.io.IOException

Construct object from file stream.

Parameters:

file - Input stream

Throws:

java.io.IOException

StackMapTableEntry

public StackMapTableEntry(int tag,
                          int byte_code_offset_delta,
                          int number_of_locals,
                          StackMapType[] types_of_locals,
                          int number_of_stack_items,
                          StackMapType[] types_of_stack_items,
                          ConstantPool constant_pool)

Method Detail

dump

public final void dump(java.io.DataOutputStream file)
                throws java.io.IOException

Dump stack map entry

Parameters:

file - Output file stream

Throws:

java.io.IOException

toString

public final java.lang.String toString()

Overrides:

toString in class java.lang.Object

Returns:

String representation.

setByteCodeOffsetDelta

public void setByteCodeOffsetDelta(int b)

getByteCodeOffsetDelta

public int getByteCodeOffsetDelta()

setNumberOfLocals

public void setNumberOfLocals(int n)

getNumberOfLocals

public int getNumberOfLocals()

setTypesOfLocals

public void setTypesOfLocals(StackMapType[] t)

getTypesOfLocals

public StackMapType[] getTypesOfLocals()

setNumberOfStackItems

public void setNumberOfStackItems(int n)

getNumberOfStackItems

public int getNumberOfStackItems()

setTypesOfStackItems

public void setTypesOfStackItems(StackMapType[] t)

getTypesOfStackItems

public StackMapType[] getTypesOfStackItems()

copy

public StackMapTableEntry copy()

Returns:

deep copy of this object

accept

public void accept(Visitor v)

Called by objects that are traversing the nodes of the tree implicitely defined by the contents of a Java class. I.e., the hierarchy of methods, fields, attributes, etc. spawns a tree of objects.

Parameters:

v - Visitor object

getConstantPool

public final ConstantPool getConstantPool()

Returns:

Constant pool used by this object.

setConstantPool

public final void setConstantPool(ConstantPool constant_pool)

Parameters:

constant_pool - Constant pool to be used for this object.