co.aurasphere.botmill.fb.internal.util.json.EnumLowercaseSerializer.java Source code

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Here is the source code for co.aurasphere.botmill.fb.internal.util.json.EnumLowercaseSerializer.java

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/*
 * MIT License
 *
 * Copyright (c) 2016 BotMill.io
 * 
 * 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 co.aurasphere.botmill.fb.internal.util.json;

import java.lang.reflect.Type;

import co.aurasphere.botmill.fb.model.outcoming.template.button.PaymentType;

import com.google.gson.JsonElement;
import com.google.gson.JsonSerializationContext;
import com.google.gson.JsonSerializer;

/**
 * Class that serializes an Enum as its lowercase name.
 * 
 * @author Donato Rimenti
 * 
 */
public class EnumLowercaseSerializer implements JsonSerializer<Enum<?>> {

    /**
     * Serializes an Enum as its lowercase name.
     *
     * @param src
     *            the src
     * @param typeOfSrc
     *            the type of src
     * @param context
     *            the context
     * @return the json element
     */
    public JsonElement serialize(Enum<?> src, Type typeOfSrc, JsonSerializationContext context) {

        // Ignore this serializer for enums of class PaymentType.
        if (src.getDeclaringClass().equals(PaymentType.class)) {
            return context.serialize(src.name());
        }

        return context.serialize(src.name().toLowerCase());
    }

    /*
     * (non-Javadoc)
     * 
     * @see java.lang.Object#toString()
     */
    @Override
    public String toString() {
        return "EnumLowercaseSerializer []";
    }
}