Java tutorial
/* * Twidere - Twitter client for Android * * Copyright (C) 2012-2015 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.receiver; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.net.Uri; import android.support.annotation.Nullable; import android.text.TextUtils; import org.apache.commons.lang3.math.NumberUtils; import org.mariotaku.twidere.Constants; import org.mariotaku.twidere.annotation.CustomTabType; import org.mariotaku.twidere.annotation.NotificationType; import org.mariotaku.twidere.annotation.ReadPositionTag; import org.mariotaku.twidere.model.StringLongPair; import org.mariotaku.twidere.model.UserKey; import org.mariotaku.twidere.util.CustomTabUtils; import org.mariotaku.twidere.util.ReadStateManager; import org.mariotaku.twidere.util.UriExtraUtils; import org.mariotaku.twidere.util.Utils; import org.mariotaku.twidere.util.dagger.DependencyHolder; import edu.tsinghua.hotmobi.HotMobiLogger; import edu.tsinghua.hotmobi.model.NotificationEvent; /** * Created by mariotaku on 15/4/4. */ public class NotificationReceiver extends BroadcastReceiver implements Constants { @Override public void onReceive(Context context, Intent intent) { final String action = intent.getAction(); if (action == null) return; switch (action) { case BROADCAST_NOTIFICATION_DELETED: { final Uri uri = intent.getData(); if (uri == null) return; DependencyHolder holder = DependencyHolder.get(context); @NotificationType final String notificationType = uri.getQueryParameter(QUERY_PARAM_NOTIFICATION_TYPE); final UserKey accountKey = UserKey.valueOf(uri.getQueryParameter(QUERY_PARAM_ACCOUNT_KEY)); final long itemId = NumberUtils.toLong(UriExtraUtils.getExtra(uri, "item_id"), -1); final long itemUserId = NumberUtils.toLong(UriExtraUtils.getExtra(uri, "item_user_id"), -1); final boolean itemUserFollowing = Boolean .parseBoolean(UriExtraUtils.getExtra(uri, "item_user_following")); final long timestamp = NumberUtils.toLong(uri.getQueryParameter(QUERY_PARAM_TIMESTAMP), -1); if (CustomTabType.NOTIFICATIONS_TIMELINE.equals(CustomTabUtils.getTabTypeAlias(notificationType)) && accountKey != null && itemId != -1 && timestamp != -1) { final HotMobiLogger logger = holder.getHotMobiLogger(); logger.log(accountKey, NotificationEvent.deleted(context, timestamp, notificationType, accountKey, itemId, itemUserId, itemUserFollowing)); } final ReadStateManager manager = holder.getReadStateManager(); final String paramReadPosition, paramReadPositions; @ReadPositionTag final String tag = getPositionTag(notificationType); if (tag != null && !TextUtils.isEmpty(paramReadPosition = uri.getQueryParameter(QUERY_PARAM_READ_POSITION))) { final long def = -1; manager.setPosition(Utils.getReadPositionTagWithAccounts(tag, accountKey), NumberUtils.toLong(paramReadPosition, def)); } else if (!TextUtils.isEmpty(paramReadPositions = uri.getQueryParameter(QUERY_PARAM_READ_POSITIONS))) { try { final StringLongPair[] pairs = StringLongPair.valuesOf(paramReadPositions); for (StringLongPair pair : pairs) { manager.setPosition(tag, pair.getKey(), pair.getValue()); } } catch (NumberFormatException ignore) { } } break; } } } @ReadPositionTag @Nullable private static String getPositionTag(@Nullable @NotificationType String type) { if (type == null) return null; switch (type) { case NotificationType.HOME_TIMELINE: return ReadPositionTag.HOME_TIMELINE; case NotificationType.INTERACTIONS: return ReadPositionTag.ACTIVITIES_ABOUT_ME; case NotificationType.DIRECT_MESSAGES: { return ReadPositionTag.DIRECT_MESSAGES; } } return null; } }