IDsUsersLoader.java example

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/*
 * 				Firetweet - Twitter client for Android
 * 
 *  Copyright (C) 2012-2014 Mariotaku Lee <mariotaku.lee@gmail.com>
 * 
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 * 
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 * 
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.getlantern.firetweet.loader.support;

import android.content.Context;

import org.getlantern.firetweet.model.ParcelableUser;

import java.util.List;

import twitter4j.CursorPaging;
import twitter4j.IDs;
import twitter4j.Twitter;
import twitter4j.TwitterException;
import twitter4j.User;

public abstract class IDsUsersLoader extends BaseCursorSupportUsersLoader {

	public IDsUsersLoader(final Context context, final long account_id, final long cursor,
			final List<ParcelableUser> data) {
		super(context, account_id, cursor, data);
	}

	@Override
	public List<User> getUsers(final Twitter twitter) throws TwitterException {
		if (twitter == null) return null;
		final CursorPaging paging = new CursorPaging(getCount());
		if (getCursor() > 0) {
			paging.setCursor(getCursor());
		}
		final IDs ids = getIDs(twitter, paging);
		if (ids == null) return null;
		setCursorIds(ids);
		return twitter.lookupUsers(ids.getIDs());
	}

	protected abstract IDs getIDs(Twitter twitter, CursorPaging paging) throws TwitterException;

}