org.apache.bcel.generic

Class LineNumberGen

public class LineNumberGen extends Object implements InstructionTargeter, Cloneable, Serializable

This class represents a line number within a method, i.e., give an instruction a line number corresponding to the source code line.

Version: $Id: LineNumberGen.java 386056 2006-03-15 11:31:56Z tcurdt $

Author: M. Dahm

See Also: LineNumber MethodGen

Field Summary
InstructionHandle	ih
int	src_line

Constructor Summary
	LineNumberGen(InstructionHandle ih, int src_line) Create a line number.

Method Summary
Object	clone()
boolean	containsTarget(InstructionHandle ih)
InstructionHandle	getInstruction()
LineNumber	getLineNumber() Get LineNumber attribute .
int	getSourceLine()
void	setInstruction(InstructionHandle ih)
void	setSourceLine(int src_line)
void	updateTarget(InstructionHandle old_ih, InstructionHandle new_ih)

Field Detail

ih

private InstructionHandle ih

src_line

private int src_line

Constructor Detail

LineNumberGen

public LineNumberGen(InstructionHandle ih, int src_line)

Create a line number.

Parameters: ih instruction handle to reference

Method Detail

clone

public Object clone()

containsTarget

public boolean containsTarget(InstructionHandle ih)

Returns: true, if ih is target of this line number

getInstruction

public InstructionHandle getInstruction()

getLineNumber

public LineNumber getLineNumber()

Get LineNumber attribute . This relies on that the instruction list has already been dumped to byte code or or that the `setPositions' methods has been called for the instruction list.

getSourceLine

public int getSourceLine()

setInstruction

public void setInstruction(InstructionHandle ih)

setSourceLine

public void setSourceLine(int src_line)

updateTarget

public void updateTarget(InstructionHandle old_ih, InstructionHandle new_ih)

Parameters: old_ih old target new_ih new target