How to get day of month, day of year and day of week in android using offset date time API class?

This example demonstrate about How to get day of month, day of year and day of week in android using offset date time API class.

Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.

Step 2 − Add the following code to res/layout/activity_main.xml.

<?xml version="1.0" encoding="utf-8"?>
      android:text="Local Date"
      app:layout_constraintTop_toTopOf="parent" />

In the above code, we have taken textview to show day of month, day of year and day of the week.

Step 3 − Add the following code to src/

package com.example.myapplication;

import android.os.Bundle;
import android.widget.TextView;

import java.time.OffsetDateTime;
import java.time.OffsetTime;

public class MainActivity extends AppCompatActivity {
   protected void onCreate(Bundle savedInstanceState) {
      TextView textView = findViewById(;
      if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.O) {
         OffsetDateTime offset =;
         textView.setText(String.valueOf(offset.getDayOfWeek() + " : " + offset.getDayOfMonth() + " : " + offset.getDayOfYear()));

Let's try to run your application. I assume you have connected your actual Android Mobile device with your computer. To run the app from android studio, open one of your project's activity files and click Run  icon from the toolbar. Select your mobile device as an option and then check your mobile device which will display your default screen −

In the above result, it is showing the current day, month and year.

Click here to download the project code

Updated on: 30-Jul-2019


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