android: Subclass Application to provide static access to the application context

src/frontends/android/AndroidManifest.xml

@@ -26,6 +26,7 @@
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
 
     <application
+        android:name=".logic.StrongSwanApplication"
         android:icon="@drawable/ic_launcher"
         android:label="@string/app_name"
         android:theme="@style/ApplicationTheme"

src/frontends/android/src/org/strongswan/android/logic/StrongSwanApplication.java

@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2014 Tobias Brunner
+ * Hochschule fuer Technik Rapperswil
+ *
+ * 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 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * 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.
+ */
+
+package org.strongswan.android.logic;
+
+import android.app.Application;
+import android.content.Context;
+
+public class StrongSwanApplication extends Application
+{
+	private static Context mContext;
+
+	@Override
+	public void onCreate()
+	{
+		super.onCreate();
+		StrongSwanApplication.mContext = getApplicationContext();
+	}
+
+	/**
+	 * Returns the current application context
+	 * @return context
+	 */
+	public static Context getContext()
+	{
+		return StrongSwanApplication.mContext;
+	}
+}