com.dabay6.libraries.androidshared.json.DateDeserializer.java Source code

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Here is the source code for com.dabay6.libraries.androidshared.json.DateDeserializer.java

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/*
 * Copyright (c) 2014 Remel Pugh
 *
 * 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.dabay6.libraries.androidshared.json;

import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonDeserializer;
import com.google.gson.JsonElement;
import com.google.gson.JsonParseException;

import java.lang.reflect.Type;
import java.util.Date;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * DateDeserializer
 * <p>
 * Can be used to serialize WCF formatted dates into Java dates.
 * </p>
 *
 * @author Remel Pugh
 * @version 1.0
 */
@SuppressWarnings("unused")
public class DateDeserializer implements JsonDeserializer<Date> {
    /**
     * {@inheritDoc}
     */
    @Override
    public Date deserialize(final JsonElement json, final Type type, final JsonDeserializationContext context)
            throws JsonParseException {
        final Pattern pattern = Pattern.compile("/(Date\\((.?)(\\+.)?\\))/");
        final Matcher matcher = pattern.matcher(json.getAsJsonPrimitive().getAsString());
        final String result = matcher.replaceAll("$2");

        return new Date(Long.valueOf(result));
    }
}