forked from upstream-mirrors/OpenTracks
Add ExceptionHandler and ShowErrorActivity
This commit is contained in:
Peter Storch
@@ -0,0 +1,88 @@
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package de.dennisguse.opentracks;
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import android.content.Intent;
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import android.net.Uri;
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import android.os.Bundle;
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import android.util.Log;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.View;
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import androidx.appcompat.app.AppCompatActivity;
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import java.io.UnsupportedEncodingException;
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import java.net.URLEncoder;
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import java.nio.charset.StandardCharsets;
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import de.dennisguse.opentracks.databinding.ActivityShowErrorBinding;
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import de.dennisguse.opentracks.databinding.TrackListBinding;
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public class ShowErrorActivity extends AbstractActivity {
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public static final String EXTRA_ERROR_TEXT = "error";
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private ActivityShowErrorBinding viewBinding;
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@Override
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public void onCreate(final Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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viewBinding.textViewError.setText(getIntent().getStringExtra(EXTRA_ERROR_TEXT));
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viewBinding.bottomAppBarLayout.bottomAppBarTitle.setText(createErrorTitle());
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setSupportActionBar(viewBinding.bottomAppBarLayout.bottomAppBar);
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}
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@Override
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protected View getRootView() {
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viewBinding = ActivityShowErrorBinding.inflate(getLayoutInflater());
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return viewBinding.getRoot();
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}
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private String createErrorTitle() {
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return String.format(getString(R.string.error_crash_title), getString(R.string.app_name));
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}
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private void reportBug() {
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Uri uriUrl;
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try {
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uriUrl = Uri.parse(
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String.format(
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getString(R.string.report_issue_link),
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URLEncoder.encode(viewBinding.textViewError.getText().toString(), StandardCharsets.UTF_8.toString())
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)
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);
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} catch (final UnsupportedEncodingException ignored) {
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// can't happen as UTF-8 is always available
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return;
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}
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Intent intent = new Intent(Intent.ACTION_VIEW, uriUrl);
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startActivity(intent);
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}
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@Override
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public boolean onCreateOptionsMenu(final Menu menu) {
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getMenuInflater().inflate(R.menu.show_error, menu);
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return super.onCreateOptionsMenu(menu);
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}
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@Override
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public boolean onOptionsItemSelected(final MenuItem item) {
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if (item.getItemId() == R.id.error_share) {
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onClickedShare();
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return true;
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} else if (item.getItemId() == R.id.error_report) {
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reportBug();
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return true;
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}
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return super.onOptionsItemSelected(item);
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}
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private void onClickedShare() {
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Intent intent = new Intent(Intent.ACTION_SEND);
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intent.putExtra(Intent.EXTRA_SUBJECT, createErrorTitle());
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intent.putExtra(Intent.EXTRA_TEXT, viewBinding.textViewError.getText());
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intent.setType("text/plain");
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startActivity(intent);
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}
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}
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@@ -1,10 +1,16 @@
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package de.dennisguse.opentracks;
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import android.annotation.SuppressLint;
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import android.app.Application;
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import android.content.Context;
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import android.os.Build;
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import android.os.StrictMode;
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import android.util.Log;
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import java.lang.reflect.Method;
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import de.dennisguse.opentracks.settings.PreferencesUtils;
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import de.dennisguse.opentracks.util.ExceptionHandler;
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/**
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* Code that is executed when the application starts.
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@@ -37,6 +43,36 @@ public class Startup extends Application {
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}
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}
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@Override
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protected void attachBaseContext(final Context base) {
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super.attachBaseContext(base);
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// handle crashes only outside the crash reporter activity/process
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if (!isCrashReportingProcess()) {
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Thread.UncaughtExceptionHandler defaultPlatformHandler = Thread.getDefaultUncaughtExceptionHandler();
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ExceptionHandler crashReporter = new ExceptionHandler(this, defaultPlatformHandler);
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Thread.setDefaultUncaughtExceptionHandler(crashReporter);
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}
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}
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private boolean isCrashReportingProcess() {
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String processName = "";
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if(Build.VERSION.SDK_INT < Build.VERSION_CODES.P) {
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// Using the same technique as Application.getProcessName() for older devices
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// Using reflection since ActivityThread is an internal API
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try {
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@SuppressLint("PrivateApi")
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Class<?> activityThread = Class.forName("android.app.ActivityThread");
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@SuppressLint("DiscouragedPrivateApi") Method getProcessName = activityThread.getDeclaredMethod("currentProcessName");
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processName = (String) getProcessName.invoke(null);
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} catch (Exception ignored) {
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}
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} else {
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processName = Application.getProcessName();
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}
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return processName != null && processName.endsWith(":crash");
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}
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/**
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* Returns the name of the database used by SQLiteOpenHelper.
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* See {@link android.database.sqlite.SQLiteOpenHelper} for details.
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@@ -0,0 +1,80 @@
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package de.dennisguse.opentracks.util;
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import android.content.Context;
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import android.content.Intent;
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import android.os.Build;
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import androidx.annotation.NonNull;
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import java.io.PrintWriter;
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import java.io.StringWriter;
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import java.io.Writer;
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import de.dennisguse.opentracks.BuildConfig;
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import de.dennisguse.opentracks.ShowErrorActivity;
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public class ExceptionHandler implements Thread.UncaughtExceptionHandler {
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private final Context context;
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private final Thread.UncaughtExceptionHandler defaultExceptionHandler;
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public ExceptionHandler(final Context context, final Thread.UncaughtExceptionHandler defaultExceptionHandler) {
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this.context = context;
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this.defaultExceptionHandler = defaultExceptionHandler;
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}
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@Override
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public void uncaughtException(@NonNull final Thread thread, @NonNull final Throwable exception) {
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try {
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String errorReport = generateErrorReport(formatException(thread, exception));
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Intent intent = new Intent(context, ShowErrorActivity.class);
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intent.putExtra(ShowErrorActivity.EXTRA_ERROR_TEXT, errorReport);
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intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
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context.startActivity(intent);
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// Pass exception to OS for graceful handling - OS will report it via ADB
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// and close all activities and services.
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defaultExceptionHandler.uncaughtException(thread, exception);
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} catch (final Exception fatalException) {
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// do not recurse into custom handler if exception is thrown during
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// exception handling. Pass this ultimate fatal exception to OS
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defaultExceptionHandler.uncaughtException(thread, fatalException);
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}
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}
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private String formatException(final Thread thread, final Throwable exception) {
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StringBuilder stringBuilder = new StringBuilder();
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stringBuilder.append(String.format("Exception in thread \"%s\": ", thread.getName()));
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// print available stacktrace
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Writer writer = new StringWriter();
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exception.printStackTrace(new PrintWriter(writer));
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stringBuilder.append(writer);
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return stringBuilder.toString();
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}
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private String generateErrorReport(final String stackTrace) {
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return
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"### App information\n" +
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"* ID: " + BuildConfig.APPLICATION_ID + "\n" +
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"* Version: " + BuildConfig.VERSION_CODE + " " + BuildConfig.VERSION_NAME + "\n" +
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"\n" +
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"### Device information\n" +
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"* Brand: " + Build.BRAND + "\n" +
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"* Device: " + Build.DEVICE + "\n" +
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"* Model: " + Build.MODEL + "\n" +
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"* Id: " + Build.ID + "\n" +
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"* Product: " + Build.PRODUCT + "\n" +
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"\n" +
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"### Firmware\n" +
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"* SDK: " + Build.VERSION.SDK_INT + "\n" +
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"* Release: " + Build.VERSION.RELEASE + "\n" +
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"* Incremental: " + Build.VERSION.INCREMENTAL + "\n" +
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"\n" +
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"### Cause of error\n" +
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"```java\n" +
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stackTrace +
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"```\n";
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}
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}
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