com.codepine.api.testrail.internal.UnixTimestampModule.java Source code

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Here is the source code for com.codepine.api.testrail.internal.UnixTimestampModule.java

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/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2015 Kunal Shah
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package com.codepine.api.testrail.internal;

import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.JsonDeserializer;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;
import com.fasterxml.jackson.databind.module.SimpleModule;

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

/**
 * Jackson module to register serializers and deserializers for unix time stamp in seconds.
 * <p/>
 * INTERNAL ONLY
 */
public class UnixTimestampModule extends SimpleModule {

    public UnixTimestampModule() {
        addSerializer(Date.class, new UnixTimestampSerializer());
        addDeserializer(Date.class, new UnixTimestampDeserializer());
    }

    /**
     * Serializer to convert {@code java.util.Date} to unit timestamps in seconds.
     */
    static class UnixTimestampSerializer extends JsonSerializer<Date> {

        @Override
        public void serialize(Date value, JsonGenerator jgen, SerializerProvider provider)
                throws IOException, JsonProcessingException {
            jgen.writeNumber(value.getTime() / 1000);
        }
    }

    /**
     * Deserializer to convert unit timestamps in seconds to {@code java.util.Date}.
     */
    static class UnixTimestampDeserializer extends JsonDeserializer<Date> {

        @Override
        public Date deserialize(JsonParser jp, DeserializationContext ctxt)
                throws IOException, JsonProcessingException {
            return new Date(jp.getValueAsInt() * 1000L);
        }
    }
}