main activity

package com.gorsek.filip.services;

import android.content.Intent;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;

public class MainActivity extends AppCompatActivity {


    public static final String TASK_COUNT = "task_count";
    private Button bStartService;
    private Button bStopService;
    private Button bStartIntentService;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        initWidgets();
        setupListeners();


    }

    private void initWidgets() {
        bStartService = findViewById(R.id.bStartService);
        bStopService = findViewById(R.id.bStopService);
        bStartIntentService = findViewById(R.id.bStartIntentService);
    }

    private void setupListeners() {

        bStartService.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {

                Intent intent = new Intent(MainActivity.this, MyService.class);
                startService(intent);

            }
        });

        bStopService.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Intent intent = new Intent(MainActivity.this, MyService.class);
                stopService(intent);

            }
        });

        bStartIntentService.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Intent intent = new Intent(MainActivity.this, MyIntentService.class);
                intent.putExtra(TASK_COUNT, 5);
                startService(intent);
            }
        });
    }
}