proguard.classfile.attribute

Class ExceptionInfo

java.lang.Object

proguard.classfile.attribute.ExceptionInfo

All Implemented Interfaces:

VisitorAccepter

public class ExceptionInfo
extends Object
implements VisitorAccepter

Representation of an Exception table entry.

Author:

Eric Lafortune

Field Summary

Fields

Modifier and Type	Field and Description
int	u2catchType
int	u2endPC
int	u2handlerPC
int	u2startPC
Object	visitorInfo An extra field in which visitors can store information.

Constructor Summary

Constructors

Constructor and Description
ExceptionInfo() Creates an uninitialized ExceptionInfo.
ExceptionInfo(int u2startPC, int u2endPC, int u2handlerPC, int u2catchType) Creates an ExceptionInfo with the given properties.

Method Summary

Methods

Modifier and Type	Method and Description
Object	getVisitorInfo() Gets the visitor information of the visitor accepter.
boolean	isApplicable(int instructionOffset) Returns whether the exception's try block contains the instruction at the given offset.
boolean	isApplicable(int startOffset, int endOffset) Returns whether the exception's try block overlaps with the specified block of instructions.
void	setVisitorInfo(Object visitorInfo) Sets the visitor information of the visitor accepter.

Methods inherited from class java.lang.Object

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

Field Detail

u2startPC

public int u2startPC

u2endPC

public int u2endPC

u2handlerPC

public int u2handlerPC

u2catchType

public int u2catchType

visitorInfo

public Object visitorInfo

An extra field in which visitors can store information.

Constructor Detail

ExceptionInfo

public ExceptionInfo()

Creates an uninitialized ExceptionInfo.

ExceptionInfo

public ExceptionInfo(int u2startPC,
             int u2endPC,
             int u2handlerPC,
             int u2catchType)

Creates an ExceptionInfo with the given properties.

Method Detail

isApplicable

public boolean isApplicable(int instructionOffset)

Returns whether the exception's try block contains the instruction at the given offset.

isApplicable

public boolean isApplicable(int startOffset,
                   int endOffset)

Returns whether the exception's try block overlaps with the specified block of instructions.

getVisitorInfo

public Object getVisitorInfo()

Description copied from interface: VisitorAccepter

Gets the visitor information of the visitor accepter.

Specified by:

getVisitorInfo in interface VisitorAccepter

setVisitorInfo

public void setVisitorInfo(Object visitorInfo)

Description copied from interface: VisitorAccepter

Sets the visitor information of the visitor accepter.

Specified by:

setVisitorInfo in interface VisitorAccepter