001// Copyright 2010, 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.func;
016
017/**
018 * An operational function used with a {@link Flow}.
019 * 
020 * @since 5.2.0
021 * @see Flow#each(Worker)
022 */
023public interface Worker<T>
024{
025    /**
026     * Perform the operation on some object of type T.
027     */
028    void work(T element);
029}