001/*
002 * Copyright 20013 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      https://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.springframework.batch.item;
017
018import org.springframework.batch.item.support.AbstractItemCountingItemStreamItemReader;
019
020/**
021 * Marker interface indicating that an item should have the item count set on it. Typically used within
022 * an {@link AbstractItemCountingItemStreamItemReader}.
023 *
024 * @author Jimmy Praet
025 */
026public interface ItemCountAware {
027
028        /**
029         * Setter for the injection of the current item count.
030         * 
031         * @param count the number of items that have been processed in this execution.
032         */
033        void setItemCount(int count);
034}