Log otherwise uncaught exceptions (#134)

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/GBApplication.java

@@ -52,6 +52,8 @@ public class GBApplication extends Application {
         // don't do anything here before we set up logging, otherwise
         // slf4j may be implicitly initialized before we properly configured it.
         setupLogging();
+
+        setupExceptionHandler();
 //        For debugging problems with the logback configuration
 //        LoggerContext lc = (LoggerContext) LoggerFactory.getILoggerFactory();
 //         print logback's internal status
@@ -67,6 +69,11 @@ public class GBApplication extends Application {
 //        db.close();
     }
 
+    private void setupExceptionHandler() {
+        LoggingExceptionHandler handler = new LoggingExceptionHandler(Thread.getDefaultUncaughtExceptionHandler());
+        Thread.setDefaultUncaughtExceptionHandler(handler);
+    }
+
     public static boolean isFileLoggingEnabled() {
         return sharedPrefs.getBoolean("log_to_file", false);
     }

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/LoggingExceptionHandler.java

@@ -0,0 +1,24 @@
+package nodomain.freeyourgadget.gadgetbridge;
+
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class LoggingExceptionHandler implements Thread.UncaughtExceptionHandler {
+    private static final Logger LOG = LoggerFactory.getLogger(LoggingExceptionHandler.class);
+    private final Thread.UncaughtExceptionHandler mDelegate;
+
+    public LoggingExceptionHandler(Thread.UncaughtExceptionHandler delegate) {
+        mDelegate = delegate;
+    }
+
+    @Override
+    public void uncaughtException(Thread thread, Throwable ex) {
+        LOG.error("Uncaught exception: " + ex.getMessage(), ex);
+        if (mDelegate != null) {
+            mDelegate.uncaughtException(thread, ex);
+        } else {
+            System.exit(1);
+        }
+    }
+}