    001// Copyright 2011 The Apache Software Foundation
    002//
    003// Licensed under the Apache License, Version 2.0 (the "License");
    004// you may not use this file except in compliance with the License.
    005// You may obtain a copy of the License at
    006//
    007// http://www.apache.org/licenses/LICENSE-2.0
    008//
    009// Unless required by applicable law or agreed to in writing, software
    010// distributed under the License is distributed on an "AS IS" BASIS,
    011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    012// See the License for the specific language governing permissions and
    013// limitations under the License.
    014
    015package org.apache.tapestry5.plastic;
    016
    017/**
    018 * A callback for generating code where a local variable is in effect.
    019 */
    020public interface LocalVariableCallback
    021{
    022    /**
    023     * Callback to generate code with a local variable
    024     *
    025     * @param variable
    026     *            the variable that is available within the block
    027     * @param builder
    028     *            builder the block where the variable is active
    029     */
    030    void doBuild(LocalVariable variable, InstructionBuilder builder);
    031}