org.mule.modules.box.jersey.json.SearchResponseDeserealizer.java Source code

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Here is the source code for org.mule.modules.box.jersey.json.SearchResponseDeserealizer.java

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/**
 * Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
 *
 * The software in this package is published under the terms of the CPAL v1.0
 * license, a copy of which has been included with this distribution in the
 * LICENSE.md file.
 */

package org.mule.modules.box.jersey.json;

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

import org.mule.modules.box.model.Entity;
import org.mule.modules.box.model.response.SearchResponse;

import com.google.gson.Gson;
import com.google.gson.JsonArray;
import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.JsonParseException;

/**
 * 
 * @author mariano.gonzalez@mulesoft.com
 *
 */
public class SearchResponseDeserealizer extends AbstractDeserealizer<SearchResponse> {

    @Override
    public SearchResponse deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
            throws JsonParseException {
        JsonObject object = null;

        if (json.isJsonObject()) {
            object = json.getAsJsonObject();
        } else {
            throw new RuntimeException("Json element is not an object");
        }

        Gson gson = GsonFactory.getRawInstance();
        JsonElement entries = object.remove("entries");

        SearchResponse response = gson.fromJson(json, SearchResponse.class);
        response.setEntries(this.parseEntries(entries, gson));

        return response;
    }

    private List<Entity> parseEntries(JsonElement entries, Gson gson) {
        JsonArray array = null;
        List<Entity> parsedEntities = new ArrayList<Entity>();

        if (entries != null && entries.isJsonArray()) {
            array = entries.getAsJsonArray();
        } else {
            return parsedEntities;
        }

        for (JsonElement element : array) {
            parsedEntities.add(this.parseEntityByType(element, gson));
        }

        return parsedEntities;
    }

}