/**
* Copyright (C) 2010 Christian Meyer
* This file is part of Drupal Editor.
*
* Drupal Editor 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.
*
* Drupal Editor 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 Drupal Editor. If not, see .
*/
//package ch.dissem.android.utils;
import java.io.File;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.io.Writer;
import java.lang.Thread.UncaughtExceptionHandler;
import java.util.Date;
import java.util.Locale;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.os.Environment;
import android.os.StatFs;
import android.util.Log;
/**
* {@link UncaughtExceptionHandler} that asks the user to send an e-mail with
* some debug information to the developer.
*
* @author christian
*/
public class CustomExceptionHandler implements UncaughtExceptionHandler {
private static final String RECIPIENT = "chrigu.meyer@gmail.com";
private Thread.UncaughtExceptionHandler previousHandler;
private Context context;
public CustomExceptionHandler(Context ctx, UncaughtExceptionHandler previous) {
previousHandler = previous;
context = ctx;
}
private StatFs getStatFs() {
File path = Environment.getDataDirectory();
return new StatFs(path.getPath());
}
private long getAvailableInternalMemorySize(StatFs stat) {
long blockSize = stat.getBlockSize();
long availableBlocks = stat.getAvailableBlocks();
return availableBlocks * blockSize;
}
private long getTotalInternalMemorySize(StatFs stat) {
long blockSize = stat.getBlockSize();
long totalBlocks = stat.getBlockCount();
return totalBlocks * blockSize;
}
private void addInformation(StringBuilder message) {
message.append("Locale: ").append(Locale.getDefault()).append('\n');
try {
PackageManager pm = context.getPackageManager();
PackageInfo pi;
pi = pm.getPackageInfo(context.getPackageName(), 0);
message.append("Version: ").append(pi.versionName).append('\n');
message.append("Package: ").append(pi.packageName).append('\n');
} catch (Exception e) {
Log.e("CustomExceptionHandler", "Error", e);
message.append("Could not get Version information for ").append(
context.getPackageName());
}
message.append("Phone Model: ").append(android.os.Build.MODEL).append(
'\n');
message.append("Android Version: ").append(
android.os.Build.VERSION.RELEASE).append('\n');
message.append("Board: ").append(android.os.Build.BOARD).append('\n');
message.append("Brand: ").append(android.os.Build.BRAND).append('\n');
message.append("Device: ").append(android.os.Build.DEVICE).append('\n');
message.append("Host: ").append(android.os.Build.HOST).append('\n');
message.append("ID: ").append(android.os.Build.ID).append('\n');
message.append("Model: ").append(android.os.Build.MODEL).append('\n');
message.append("Product: ").append(android.os.Build.PRODUCT).append(
'\n');
message.append("Type: ").append(android.os.Build.TYPE).append('\n');
StatFs stat = getStatFs();
message.append("Total Internal memory: ").append(
getTotalInternalMemorySize(stat)).append('\n');
message.append("Available Internal memory: ").append(
getAvailableInternalMemorySize(stat)).append('\n');
}
public void uncaughtException(Thread t, Throwable e) {
try {
StringBuilder report = new StringBuilder();
Date curDate = new Date();
report.append("Error Report collected on : ").append(
curDate.toString()).append('\n').append('\n');
report.append("Informations :").append('\n');
addInformation(report);
report.append('\n').append('\n');
report.append("Stack:\n");
final Writer result = new StringWriter();
final PrintWriter printWriter = new PrintWriter(result);
e.printStackTrace(printWriter);
report.append(result.toString());
printWriter.close();
report.append('\n');
report.append("**** End of current Report ***");
sendErrorMail(report);
} catch (Throwable ignore) {
Log.e(CustomExceptionHandler.class.getName(),
"Error while sending error e-mail", ignore);
}
previousHandler.uncaughtException(t, e);
}
private void sendErrorMail(StringBuilder errorContent) {
Intent sendIntent = new Intent(Intent.ACTION_SEND);
String subject = "app_name crashed! Fix it!";
StringBuilder body = new StringBuilder("app_name");
body.append('\n').append('\n');
body.append(errorContent).append('\n').append('\n');
sendIntent.putExtra(Intent.EXTRA_EMAIL, new String[] { RECIPIENT });
sendIntent.putExtra(Intent.EXTRA_TEXT, body.toString());
sendIntent.putExtra(Intent.EXTRA_SUBJECT, subject);
sendIntent.setType("message/rfc822");
context.startActivity(Intent.createChooser(sendIntent, "Error Report"));
}
}