Simple auto-complete from array and get system language (i.e: "en")

MainActivity.java

package com.android.myapplication;

import android.content.Intent;
import android.content.res.Resources;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.AutoCompleteTextView;


public class MainActivity extends AppCompatActivity {

    protected void onCreate(Bundle icicle) {
        super.onCreate(icicle);
        setContentView(R.layout.activity_main);

        String locale = Resources.getSystem().getConfiguration().locale.getLanguage();
        Log.v("Language: ", locale);

        ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, android.R.layout.simple_dropdown_item_1line, EVENTS);

        AutoCompleteTextView textView = findViewById(R.id.countries_list);
        textView.setAdapter(adapter);
    }


    private static final String[] EVENTS = new String[] {
            "Salto em Altura", "Salto com Vara", "Salto em Distância", "Salto Triplo", "100m", "200m", "400m", "10000m", "110m com barreiras"
    };

}