Android java close app

 @Override
    public void onBackPressed() {
        AlertDialog.Builder alertDialogBuilder = new AlertDialog.Builder(this);
        alertDialogBuilder.setTitle("Exit Application?");
        alertDialogBuilder
                .setMessage("Click yes to exit!")
                .setCancelable(false)
                .setPositiveButton("Yes",
                        new DialogInterface.OnClickListener() {
                            public void onClick(DialogInterface dialog, int id) {
                                moveTaskToBack(true);
                                android.os.Process.killProcess(android.os.Process.myPid());
                                System.exit(1);
                            }
                        })

                .setNegativeButton("No", new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int id) {

                        dialog.cancel();
                    }
                });

        AlertDialog alertDialog = alertDialogBuilder.create();
        alertDialog.show();
    }

Source: stackoverflow.com

Similar codes

1 vote164 views3 answers
Inbuild method to sum of an arraylist elements in java
Java
1 vote225 views1 answer
How to make priority queue of pairs in java
Java
1 vote193 views1 answer
How to make jframe visible
Java
6 votes171 views1 answer
Round off java 2 decimal places
Java
1 vote177 views1 answer
How to get color from resource android
Java
0 vote170 views1 answer
Usaco 2018 january contest
Java
0 vote161 views1 answer
Maven show runtime classpath
Java
0 vote168 views1 answer
Install java debian 8
Java
0 vote164 views1 answer
> Failed to apply plugin 'com.android.internal.version-check'.
Java
0 vote173 views1 answer
Java anomymous code block
Java