/* Copyright (c) 2014, Effektif GmbH. * * 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 com.effektif.workflow.impl.json.types; import java.lang.reflect.Type; import org.joda.time.DateTimeZone; import org.joda.time.LocalDateTime; import org.joda.time.format.DateTimeFormatter; import org.joda.time.format.ISODateTimeFormat; import com.effektif.workflow.impl.data.InvalidValueException; import com.effektif.workflow.impl.json.JsonReader; import com.effektif.workflow.impl.json.JsonTypeMapper; import com.effektif.workflow.impl.json.JsonTypeMapperFactory; import com.effektif.workflow.impl.json.JsonWriter; import com.effektif.workflow.impl.json.Mappings; /** * Maps a {@link LocalDateTime} to a JSON string field for serialisation and deserialisation. * * @author Tom Baeyens */ public class LocalDateTimeStreamMapper extends AbstractTypeMapper<LocalDateTime> implements JsonTypeMapperFactory { public static DateTimeFormatter PARSER = ISODateTimeFormat.dateTimeParser(); public static DateTimeFormatter PRINTER = ISODateTimeFormat.dateTime(); @Override public JsonTypeMapper createTypeMapper(Type type, Class< ? > clazz, Mappings mappings) { if (clazz==LocalDateTime.class) { return this; } return null; } @Override public void write(LocalDateTime objectValue, JsonWriter jsonWriter) { jsonWriter.writeString(PRINTER.print(objectValue.toDateTime(DateTimeZone.UTC))); } @Override public LocalDateTime read(Object jsonValue, JsonReader jsonReader) { if (!String.class.isAssignableFrom(jsonValue.getClass())) { throw new InvalidValueException(String.format("Invalid ISO format date ā€˜%sā€™ (%s)", jsonValue, jsonValue.getClass().getName())); } return PARSER.parseLocalDateTime((String)jsonValue); } }