Merge pull request #73 from dividiti/issue-70

Add exception handler #70

Author: Daniil Efremov

app/src/main/java/openscience/crowdsource/video/experiments/ConsoleActivity.java

@@ -1,13 +1,23 @@
 package openscience.crowdsource.video.experiments;
 
+import android.app.ProgressDialog;
 import android.content.Intent;
+import android.content.pm.PackageInstaller;
+import android.os.AsyncTask;
 import android.os.Bundle;
+import android.os.Message;
 import android.support.annotation.Nullable;
 import android.support.v7.app.AppCompatActivity;
 import android.view.View;
 import android.widget.Button;
 import android.widget.EditText;
 
+import java.io.UnsupportedEncodingException;
+import java.net.PasswordAuthentication;
+import java.util.Properties;
+
+import static android.R.attr.password;
+
 /**
  * Screen with app console log displays recognition and other processes details
  *
@@ -30,6 +40,14 @@ protected void onCreate(Bundle savedInstanceState) {
         AppLogger.updateTextView(consoleEditText);
         MainActivity.setTaskBarColored(this);
         registerLoggerViewerUpdater();
+
+        String error = getIntent().getStringExtra(ExceptionHandler.ERROR);
+        if (error != null) {
+            AppLogger.logMessage(error);
+            Button homeRecognize = (Button) findViewById(R.id.btn_home_recognizeConsole);
+            homeRecognize.setEnabled(false);
+            homeRecognize.setVisibility(View.GONE);
+        }
     }
 
     private void registerLoggerViewerUpdater() {

app/src/main/java/openscience/crowdsource/video/experiments/ExceptionHandler.java

@@ -0,0 +1,67 @@
+package openscience.crowdsource.video.experiments;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Build;
+
+import java.io.PrintWriter;
+import java.io.StringWriter;
+
+/**
+ * @author Daniil Efremov
+ */
+
+public class ExceptionHandler implements
+        java.lang.Thread.UncaughtExceptionHandler {
+    public static final String ERROR = "error";
+    private final Activity myContext;
+    private final String LINE_SEPARATOR = "\n";
+
+    public ExceptionHandler(Activity context) {
+        myContext = context;
+    }
+
+    public void uncaughtException(Thread thread, Throwable exception) {
+        StringWriter stackTrace = new StringWriter();
+        exception.printStackTrace(new PrintWriter(stackTrace));
+        StringBuilder errorReport = new StringBuilder();
+        errorReport.append("************ CAUSE OF ERROR ************\n\n");
+        errorReport.append(stackTrace.toString());
+
+        errorReport.append("\n************ DEVICE INFORMATION ***********\n");
+        errorReport.append("Brand: ");
+        errorReport.append(Build.BRAND);
+        errorReport.append(LINE_SEPARATOR);
+        errorReport.append("Device: ");
+        errorReport.append(Build.DEVICE);
+        errorReport.append(LINE_SEPARATOR);
+        errorReport.append("Model: ");
+        errorReport.append(Build.MODEL);
+        errorReport.append(LINE_SEPARATOR);
+        errorReport.append("Id: ");
+        errorReport.append(Build.ID);
+        errorReport.append(LINE_SEPARATOR);
+        errorReport.append("Product: ");
+        errorReport.append(Build.PRODUCT);
+        errorReport.append(LINE_SEPARATOR);
+        errorReport.append("\n************ FIRMWARE ************\n");
+        errorReport.append("SDK: ");
+        errorReport.append(Build.VERSION.SDK);
+        errorReport.append(LINE_SEPARATOR);
+        errorReport.append("Release: ");
+        errorReport.append(Build.VERSION.RELEASE);
+        errorReport.append(LINE_SEPARATOR);
+        errorReport.append("Incremental: ");
+        errorReport.append(Build.VERSION.INCREMENTAL);
+        errorReport.append(LINE_SEPARATOR);
+
+//        AppLogger.logMessage(errorReport.toString());
+        Intent intent = new Intent(myContext, ConsoleActivity.class);
+        intent.putExtra(ERROR, errorReport.toString());
+        myContext.startActivity(intent);
+
+        android.os.Process.killProcess(android.os.Process.myPid());
+        System.exit(10);
+    }
+
+}

app/src/main/java/openscience/crowdsource/video/experiments/MainActivity.java

@@ -218,6 +218,7 @@ private RecognitionScenario getSelectedRecognitionScenario() {
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
+        Thread.setDefaultUncaughtExceptionHandler(new ExceptionHandler(this));
         setContentView(R.layout.activity_main);
         setTaskBarColored(this);