io.imoji.sdk.objects.json.CategoryResultsDeserializer.java Source code

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Here is the source code for io.imoji.sdk.objects.json.CategoryResultsDeserializer.java

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/*
 * Imoji Android SDK
 * Created by nkhoshini
 *
 * Copyright (C) 2016 Imoji
 * 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 KID, 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 io.imoji.sdk.objects.json;

import com.google.gson.JsonArray;
import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonDeserializer;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.JsonParseException;
import io.imoji.sdk.objects.Category;
import io.imoji.sdk.response.CategoriesResponse;

import java.lang.reflect.Type;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

/**
 * Imoji Android SDK
 * <p/>
 * Created by nkhoshini on 2/25/16.
 */
public class CategoryResultsDeserializer implements JsonDeserializer<CategoriesResponse> {
    @Override
    public CategoriesResponse deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
            throws JsonParseException {

        JsonObject root = json.getAsJsonObject();
        JsonArray categories = root.getAsJsonArray("categories");

        List<Category> converted;
        if (categories.size() > 0) {
            converted = new ArrayList<>(categories.size());

            for (JsonElement c : categories) {
                converted.add(context.<Category>deserialize(c, Category.class));
            }
        } else {
            converted = Collections.emptyList();
        }

        return new CategoriesResponse(converted);
    }
}