CategoryJSONImpl.java

/*
 * Copyright 2007 Yusuke Yamamoto
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package twitter4j.internal.json;

import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import twitter4j.Category;
import twitter4j.ResponseList;
import twitter4j.TwitterException;
import twitter4j.conf.Configuration;
import twitter4j.http.HttpResponse;
import twitter4j.internal.util.InternalParseUtil;

/**
 * @author Yusuke Yamamoto - yusuke at mac.com
 * @since Twitter4J 2.1.1
 */
final class CategoryJSONImpl implements Category {

	/**
	 * 
	 */
	private static final long serialVersionUID = 2315575353091021075L;
	private String name;
	private String slug;
	private int size;

	CategoryJSONImpl(final JSONObject json) throws JSONException {
		init(json);
	}

	@Override
	public boolean equals(final Object o) {
		if (this == o) return true;
		if (o == null || getClass() != o.getClass()) return false;

		final CategoryJSONImpl that = (CategoryJSONImpl) o;

		if (size != that.size) return false;
		if (name != null ? !name.equals(that.name) : that.name != null) return false;
		if (slug != null ? !slug.equals(that.slug) : that.slug != null) return false;

		return true;
	}

	@Override
	public String getName() {
		return name;
	}

	/**
	 * @return
	 * @since Twitter4J 2.1.9
	 */
	@Override
	public int getSize() {
		return size;
	}

	@Override
	public String getSlug() {
		return slug;
	}

	@Override
	public int hashCode() {
		int result = name != null ? name.hashCode() : 0;
		result = 31 * result + (slug != null ? slug.hashCode() : 0);
		result = 31 * result + size;
		return result;
	}

	@Override
	public String toString() {
		return "CategoryJSONImpl{" + "name='" + name + '\'' + ", slug='" + slug + '\'' + ", size=" + size + '}';
	}

	void init(final JSONObject json) throws JSONException {
		name = json.getString("name");
		slug = json.getString("slug");
		size = InternalParseUtil.getInt("size", json);
	}

	static ResponseList<Category> createCategoriesList(final HttpResponse res, final Configuration conf)
			throws TwitterException {
		return createCategoriesList(res.asJSONArray(), res, conf);
	}

	static ResponseList<Category> createCategoriesList(final JSONArray array, final HttpResponse res,
			final Configuration conf) throws TwitterException {
		try {
			final ResponseList<Category> categories = new ResponseListImpl<Category>(array.length(), res);
			for (int i = 0; i < array.length(); i++) {
				final JSONObject json = array.getJSONObject(i);
				final Category category = new CategoryJSONImpl(json);
				categories.add(category);
			}
			return categories;
		} catch (final JSONException jsone) {
			throw new TwitterException(jsone);
		}
	}
}