org.apache.bcel.generic

Class CHECKCAST

public class CHECKCAST extends CPInstruction implements LoadClass, ExceptionThrower, StackProducer, StackConsumer

CHECKCAST - Check whether object is of given type
Stack: ..., objectref -> ..., objectref

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

Author: M. Dahm

Constructor Summary
CHECKCAST()
Empty constructor needed for the Class.newInstance() statement in Instruction.readInstruction().
CHECKCAST(int index)
Check whether object is of given type
Method Summary
voidaccept(Visitor v)
Call corresponding visitor method(s).
Class[]getExceptions()
ObjectTypegetLoadClassType(ConstantPoolGen cpg)

Constructor Detail

CHECKCAST

CHECKCAST()
Empty constructor needed for the Class.newInstance() statement in Instruction.readInstruction(). Not to be used otherwise.

CHECKCAST

public CHECKCAST(int index)
Check whether object is of given type

Parameters: index index to class in constant pool

Method Detail

accept

public void accept(Visitor v)
Call corresponding visitor method(s). The order is: Call visitor methods of implemented interfaces first, then call methods according to the class hierarchy in descending order, i.e., the most specific visitXXX() call comes last.

Parameters: v Visitor object

getExceptions

public Class[] getExceptions()

Returns: exceptions this instruction may cause

getLoadClassType

public ObjectType getLoadClassType(ConstantPoolGen cpg)