Activity Life Cycle

There are 7 methods involves in activity life cycle in android, they are as shown in the following figure

step 1: create new project
step 2: add the following code in Main Activity

MainActivity.java

import android.app.Activity;

import android.os.Bundle;

import android.util.Log;

public class MainActivity extends Activity {

       String TAG = "Main Activity";

       @Override

       protected void onCreate(Bundle savedInstanceState) {

              super.onCreate(savedInstanceState);

              setContentView(R.layout.activity_main);

              Log.d(TAG, "onCreate()");

       }

       @Override

       protected void onStart() {

              super.onStart();

              Log.d(TAG, "onStart()");

       }

       @Override

       protected void onResume() {

              super.onResume();

              Log.d(TAG, "onResume()");

       }

       @Override

       protected void onRestart() {

              super.onRestart();

              Log.d(TAG, "onRestart()");

       }

       @Override

       protected void onStop() {

              super.onStop();

              Log.d(TAG, "onStop()");

       }

       @Override

       protected void onPause() {

              super.onPause();

              Log.d(TAG, "onPause()");

       }

       @Override

       protected void onDestroy() {

              super.onDestroy();

              Log.d(TAG, "onDestroy()");

       }

}

step 3: run the application

Now you can see the following output in LogCat.