Task killer for Android

AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>

<manifest xmlns:android="http://schemas.android.com/apk/res/android">

    <application>

        <activity android:name=".TaskKiller"/>

    </application>

</manifest>

TaskKiller.java

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.os.Build;
import android.os.Bundle;

import static android.content.Intent.FLAG_ACTIVITY_NEW_TASK;
import static android.content.Intent.FLAG_ACTIVITY_CLEAR_TASK;
import static android.content.Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS;

public class TaskKiller extends Activity {
    
    public static void killTask(Context context) {
        final Intent intent = new Intent(context, TaskKillerActivity.class);
        intent.addFlags(FLAG_ACTIVITY_NEW_TASK | FLAG_ACTIVITY_CLEAR_TASK | FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
        context.startActivity(intent);
    }

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        if (Build.VERSION.SDK_INT >= 21) finishAndRemoveTask();
        else finish();
    }
    
}