Java tutorial
/* * Twidere - 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.mariotaku.twidere.loader; import static org.mariotaku.twidere.util.Utils.getTwitterInstance; import android.content.Context; import org.mariotaku.twidere.R; import org.mariotaku.twidere.model.ParcelableUser; import twitter4j.Twitter; import twitter4j.TwitterException; import twitter4j.User; import java.util.Collections; import java.util.List; public abstract class Twitter4JUsersLoader extends ParcelableUsersLoader { private final long mAccountId; private final boolean mHiResProfileImage; private final Context mContext; public Twitter4JUsersLoader(final Context context, final long account_id, final List<ParcelableUser> data) { super(context, data); mContext = context; mAccountId = account_id; mHiResProfileImage = context.getResources().getBoolean(R.bool.hires_profile_image); } @Override public List<ParcelableUser> loadInBackground() { final List<ParcelableUser> data = getData(); final List<User> users; try { users = getUsers(getTwitterInstance(mContext, mAccountId, true)); if (users == null) return data; } catch (final TwitterException e) { e.printStackTrace(); return data; } int pos = data.size(); for (final User user : users) { if (hasId(user.getId())) { continue; } data.add(new ParcelableUser(user, mAccountId, pos, mHiResProfileImage)); pos++; } Collections.sort(data); return data; } protected abstract List<User> getUsers(Twitter twitter) throws TwitterException; }