JsonDeserializers.java

/**
 * Copyright (c) 2010-2016 by the respective copyright holders.
 *
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 */
package org.openhab.binding.withings.internal.api;

import java.lang.reflect.Type;

import org.openhab.binding.withings.internal.model.Attribute;
import org.openhab.binding.withings.internal.model.Category;
import org.openhab.binding.withings.internal.model.MeasureType;

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

/**
 * Holds {@link JsonDeserializer} classes for GSON deserialization of the
 * following Enum types: {@link Attribute}, {@link Category} and
 * {@link MeasureType}.
 *
 * @author Dennis Nobel
 * @since 1.5.0
 */
public class JsonDeserializers {

    public static final class AttributeJsonDeserializer implements JsonDeserializer<Attribute> {

        @Override
        public Attribute deserialize(JsonElement jsonElement, Type type,
                JsonDeserializationContext jsonDeserializationContext) throws JsonParseException {
            return Attribute.getForType(jsonElement.getAsInt());
        }

    }

    public static final class CategoryJsonDeserializer implements JsonDeserializer<Category> {

        @Override
        public Category deserialize(JsonElement jsonElement, Type type,
                JsonDeserializationContext jsonDeserializationContext) throws JsonParseException {
            return Category.getForType(jsonElement.getAsInt());
        }

    }

    public static final class MeasureTypeJsonDeserializer implements JsonDeserializer<MeasureType> {
        @Override
        public MeasureType deserialize(JsonElement jsonElement, Type type,
                JsonDeserializationContext jsonDeserializationContext) throws JsonParseException {
            return MeasureType.getForType(jsonElement.getAsInt());
        }
    }

}