001/*
002 * Copyright 2006-2018 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 */
016
017package org.springframework.batch.core.step.item;
018
019import org.springframework.lang.Nullable;
020
021/**
022 * Wrapper for an item and its exception if it failed processing.
023 * 
024 * @author Dave Syer
025 * @author Mahmoud Ben Hassine
026 * 
027 */
028public class SkipWrapper<T> {
029
030        final private Throwable exception;
031
032        final private T item;
033
034        /**
035         * @param item the item being wrapped.
036         */
037        public SkipWrapper(T item) {
038                this(item, null);
039        }
040
041        /**
042         * @param e instance of {@link Throwable} that being wrapped.
043         */
044        public SkipWrapper(Throwable e) {
045                this(null, e);
046        }
047
048
049        public SkipWrapper(T item, @Nullable Throwable e) {
050                this.item = item;
051                this.exception = e;
052        }
053
054        /**
055         * Public getter for the exception.
056         * @return the exception
057         */
058        @Nullable
059        public Throwable getException() {
060                return exception;
061        }
062
063        /**
064         * Public getter for the item.
065         * @return the item
066         */
067        public T getItem() {
068                return item;
069        }
070
071        @Override
072        public String toString() {
073                return String.format("[exception=%s, item=%s]", exception, item);
074        }
075
076}