DateToStringSerializer.java

/*
 * Copyright (c) 2015. WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
 *
 * 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 org.wso2.carbon.bpmn.rest.common.utils;

import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;
import org.joda.time.DateTime;
import org.joda.time.format.DateTimeFormatter;
import org.joda.time.format.ISODateTimeFormat;

import java.io.IOException;
import java.util.Date;

public class DateToStringSerializer extends JsonSerializer<Date> {
    protected DateTimeFormatter isoFormatter = ISODateTimeFormat.dateTime();

    @Override
    public void serialize(Date tmpDate, JsonGenerator jsonGenerator, SerializerProvider serializerProvider)
            throws IOException, JsonProcessingException {

        if (tmpDate != null) {
            jsonGenerator.writeString(new DateTime(tmpDate).toString(isoFormatter));
        } else {
            jsonGenerator.writeNull();
        }
    }

}