/*
 * Copyright 2015 Anton Tananaev (anton.tananaev@gmail.com)
 *
 * 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.traccar.api;

import com.fasterxml.jackson.databind.ObjectMapper;

import javax.ws.rs.ext.ContextResolver;
import javax.ws.rs.ext.Provider;
import java.text.SimpleDateFormat;

@Provider
public class ObjectMapperProvider implements ContextResolver<ObjectMapper> {

    private ObjectMapper mapper = new ObjectMapper();

    public ObjectMapperProvider() {
        mapper.setConfig(mapper.getSerializationConfig().with(
                new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'")));
    }

    @Override
    public ObjectMapper getContext(Class<?> type) {
        return mapper;
    }

}

@@ -695,16 +695,76 @@
 tMapper;
+%0Aimport com.fasterxml.jackson.databind.SerializationFeature;
 %0A%0Aimport
@@ -1110,74 +1110,58 @@
 with
-(%0A                new SimpleDateFormat(%22yyyy-MM-dd'T'HH:mm:ss'Z'%22)
+out(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS
 ));%0A

Change serialization date format again