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Groovy: A powerful, dynamic language for the JVM

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/*
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
 *  with the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
 *  under the License.
 */
package org.codehaus.groovy.classgen.asm;

import org.codehaus.groovy.ast.ClassNode;
import org.codehaus.groovy.classgen.BytecodeExpression;
import org.objectweb.asm.MethodVisitor;

public class VariableSlotLoader extends BytecodeExpression {

    private int idx;
    private OperandStack operandStack;
    
    public VariableSlotLoader(ClassNode type, int index, OperandStack os) {
        super(type);
        this.idx = index;
        this.operandStack = os;
    }
    
    public VariableSlotLoader(int index, OperandStack os) {
        this.idx = index;
        this.operandStack = os;
    }
    
    @Override
    public void visit(MethodVisitor mv) {
        operandStack.load(this.getType(), idx);
        operandStack.remove(1);
    }

    public int getIndex(){
        return idx;
    }
}