week3

//全局捕获异常Application

public class MyApp extends Application {


@Override
public void onCreate() {
    super.onCreate();

    //初始化了
    KqwException handler = KqwException.getInstance(this);
    Thread.setDefaultUncaughtExceptionHandler(handler);
    
}



/ *AndroidManifest.xml 
  * 配置name
  *
  */
<application
        android:name=".MyApp"
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">
</application>



/ * 自定义KqwException类
  * 实现Thread.UncaughtExceptionHandler接口
  *
  */
public class KqwException implements Thread.UncaughtExceptionHandler {


    private static KqwException myCrashHandler;
    private Context mContext;

    private KqwException(Context context) {
        mContext = context;
    }

    public static synchronized KqwException getInstance(Context context) {
        if (null == myCrashHandler) {
            myCrashHandler = new KqwException(context);
        }
        return myCrashHandler;
    }

    @Override
    public void uncaughtException(Thread t, Throwable e) {
        long threadId = t.getId();
        String message = e.getMessage();
        String localizedMessage = e.getLocalizedMessage();
        Log.i("KqwException", "------------------------------------------------------");
        Log.i("KqwException", "threadId = " + threadId);
        Log.i("KqwException", "message = " + message);
        Log.i("KqwException", "localizedMessage = " + localizedMessage);
        Log.i("KqwException", "------------------------------------------------------");
        e.printStackTrace();
        Log.i("KqwException", "------------------------------------------------------");

        // TODO 下面捕获到异常以后要做的事情，可以重启应用，获取手机信息上传到服务器等
        Log.i("KqwException", "------------------应用被重启----------------");
        // 重启应用
        mContext.startActivity(mContext.getPackageManager().getLaunchIntentForPackage(mContext.getPackageName()));
        //干掉当前的程序
        android.os.Process.killProcess(android.os.Process.myPid());
    }
}