com.techtrader.modules.tools.bytecode
Class GetFieldInstruction

java.lang.Object
  |
  +--com.techtrader.modules.tools.bytecode.Instruction
        |
        +--com.techtrader.modules.tools.bytecode.FieldInstruction
              |
              +--com.techtrader.modules.tools.bytecode.GetFieldInstruction

public class GetFieldInstruction

extends FieldInstruction

Represents the GETFIELD or GETSTATIC instruction.

Author:

Abe White

Fields inherited from class com.techtrader.modules.tools.bytecode.Instruction

_byteIndex, _opcode, _opcodeTypes, _owner

Constructor Summary

protected

GetFieldInstruction(Code owner, int opcode)

Method Summary

void	acceptVisit(BCVisitor visit) Accept a visit from a BCVisitor, calling the appropriate methods to notify the visitor that it has entered this entity, and to provide it with the proper callbacks for each sub-entity owned by this object.
int	getStackChange() Return the number of stack positions this instruction pushes or pops during its execution.

Methods inherited from class com.techtrader.modules.tools.bytecode.FieldInstruction

copy, equals, getField, getFieldIndex, getFieldName, getFieldOwnerType, getFieldOwnerTypeName, getFieldType, getFieldTypeName, getLength, isFieldInCurrentClass, readData, setField, setField, setField, setField, setField, setFieldIndex, setFieldName, writeData

Methods inherited from class com.techtrader.modules.tools.bytecode.Instruction

getByteIndex, getName, getOpCode, getOwner, invalidate, setByteIndex, setOpCode

Methods inherited from class java.lang.Object

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

Constructor Detail

GetFieldInstruction

protected GetFieldInstruction(Code owner,
                              int opcode)

Method Detail

getStackChange

public int getStackChange()

Description copied from class: Instruction

Return the number of stack positions this instruction pushes or pops during its execution.

Overrides:

getStackChange in class Instruction

Tags copied from class: Instruction

Returns:

0 if the stack is not affected by this instruction, a positive number if it pushes onto the stack, and a negative number if it pops from the stack

acceptVisit

public void acceptVisit(BCVisitor visit)

Description copied from interface: VisitAcceptor

Accept a visit from a BCVisitor, calling the appropriate methods to notify the visitor that it has entered this entity, and to provide it with the proper callbacks for each sub-entity owned by this object.

Overrides:

acceptVisit in class Instruction