v0.8.0: added an update notification service

services/src/main/java/com/shatteredpixel/shatteredpixeldungeon/services/updates/AvailableUpdateData.java

@@ -0,0 +1,33 @@
+/*
+ * Pixel Dungeon
+ * Copyright (C) 2012-2015 Oleg Dolya
+ *
+ * Shattered Pixel Dungeon
+ * Copyright (C) 2014-2019 Evan Debenham
+ *
+ * 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 com.shatteredpixel.shatteredpixeldungeon.services.updates;
+
+public class AvailableUpdateData {
+
+	public String versionName;
+	public int versionCode;
+
+	public String desc;
+
+	public String URL;
+
+}

services/src/main/java/com/shatteredpixel/shatteredpixeldungeon/services/updates/UpdateService.java

@@ -0,0 +1,36 @@
+/*
+ * Pixel Dungeon
+ * Copyright (C) 2012-2015 Oleg Dolya
+ *
+ * Shattered Pixel Dungeon
+ * Copyright (C) 2014-2019 Evan Debenham
+ *
+ * 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 com.shatteredpixel.shatteredpixeldungeon.services.updates;
+
+public abstract class UpdateService {
+
+	public static abstract class UpdateResultCallback {
+		public abstract void onUpdateAvailable( AvailableUpdateData update );
+		public abstract void onNoUpdateFound();
+		public abstract void onConnectionFailed();
+	}
+
+	public abstract void checkForUpdate( UpdateResultCallback callback );
+
+	public abstract void initializeUpdate( AvailableUpdateData update );
+
+}