Java tutorial
/* * Copyright 2016 KPMG N.V. (unless otherwise stated). * * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except * in compliance with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software distributed under the License * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express * or implied. See the License for the specific language governing permissions and limitations under * the License. */ package nl.kpmg.lcm.server.data.dao.mongo; import com.mongodb.BasicDBObject; import com.mongodb.DBObject; import nl.kpmg.lcm.common.data.metadata.MetaData; import org.bson.types.ObjectId; import org.springframework.core.convert.converter.Converter; /** * * @author mhoekstra */ public class MongoMetaDataWriteConverter implements Converter<MetaData, DBObject> { @Override public DBObject convert(MetaData source) { DBObject dbo = new BasicDBObject(); if (source.getId() != null) { dbo.put("_id", new ObjectId(source.getId())); } putIfNotNull(dbo, "name", source.getName()); putIfNotNull(dbo, "inactive", source.getInactive()); dbo.putAll(source.anyGetter()); return dbo; } private void putIfNotNull(DBObject dbo, String key, String value) { if (value != null) { dbo.put(key, value); } } }