jdk7u.jaxp.org.apache.bcel.external.generic

Class IfInstruction

java.lang.Object

jdk7u.jaxp.org.apache.bcel.external.generic.Instruction

jdk7u.jaxp.org.apache.bcel.external.generic.BranchInstruction

jdk7u.jaxp.org.apache.bcel.external.generic.IfInstruction

All Implemented Interfaces:

Serializable, Cloneable, InstructionTargeter, StackConsumer

Direct Known Subclasses:

IF_ACMPEQ, IF_ACMPNE, IF_ICMPEQ, IF_ICMPGE, IF_ICMPGT, IF_ICMPLE, IF_ICMPLT, IF_ICMPNE, IFEQ, IFGE, IFGT, IFLE, IFLT, IFNE, IFNONNULL, IFNULL

public abstract class IfInstruction
extends BranchInstruction
implements StackConsumer

Super class for the IFxxx family of instructions.

Author:

M. Dahm

See Also:

Serialized Form

Field Summary

Fields inherited from class jdk7u.jaxp.org.apache.bcel.external.generic.BranchInstruction

index, position, target

Fields inherited from class jdk7u.jaxp.org.apache.bcel.external.generic.Instruction

length, opcode

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	IfInstruction(short opcode, InstructionHandle target)

Method Summary

Methods

Modifier and Type	Method and Description
abstract IfInstruction	negate()

Methods inherited from class jdk7u.jaxp.org.apache.bcel.external.generic.BranchInstruction

containsTarget, dump, getIndex, getTarget, getTargetOffset, getTargetOffset, initFromFile, setTarget, toString, updatePosition, updateTarget

Methods inherited from class jdk7u.jaxp.org.apache.bcel.external.generic.Instruction

accept, consumeStack, copy, equals, getComparator, getLength, getName, getOpcode, produceStack, readInstruction, setComparator, toString, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface jdk7u.jaxp.org.apache.bcel.external.generic.StackConsumer

consumeStack

Constructor Detail

IfInstruction

protected IfInstruction(short opcode,
             InstructionHandle target)

Parameters:

instruction - Target instruction to branch to

Method Detail

negate

public abstract IfInstruction negate()

Returns:

negation of instruction, e.g. IFEQ.negate() == IFNE