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/* 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.activiti.app.domain.util;

import java.io.IOException;

import org.joda.time.LocalDate;
import org.joda.time.format.DateTimeFormat;
import org.joda.time.format.DateTimeFormatter;

import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;

/**
 * Custom Jackson serializer for displaying Joda Time dates.
 */
public class CustomLocalDateSerializer extends JsonSerializer {

    private static DateTimeFormatter formatter =
            DateTimeFormat.forPattern("yyyy-MM-dd");

    @Override
    public void serialize(LocalDate value, JsonGenerator generator,
                          SerializerProvider serializerProvider)
            throws IOException {

        generator.writeString(formatter.print(value));
    }
}