001/*
002 * Copyright 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.item.json;
018
019import com.google.gson.Gson;
020
021/**
022 * A json object marshaller that uses <a href="https://github.com/google/gson">Google Gson</a>
023 * to marshal an object into a json representation.
024 *
025 * @param <T> type of objects to marshal
026 * @author Mahmoud Ben Hassine
027 * @since 4.1
028 */
029public class GsonJsonObjectMarshaller<T> implements JsonObjectMarshaller<T> {
030
031        private Gson gson = new Gson();
032
033        /**
034         * Set the {@link Gson} object to use.
035         * @param gson object to use
036         */
037        public void setGson(Gson gson) {
038                this.gson = gson;
039        }
040
041        @Override
042        public String marshal(T item) {
043                return gson.toJson(item);
044        }
045}