#OverrideMethods

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The difference between method overloading and method overriding in Java?

Method Overloading and Method Overriding are two different concepts in Java that involve the use of methods in classes. Here’s an explanation of each, along with examples: Method Overloading: Method overloading in Java allows a class to have more than one method having the same name if their parameter lists are different. It is a compile-time (static) polymorphism. Overloaded methods are…

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アクティビティ、ライフサイクルメソッド確認

アクティビティ、ライフサイクルメソッド確認 Code-OverrideMethods...-Select Method to Overrde/Implement

MainActivity.java package to.msn.intentbasic; import android.content.Intent; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.util.Log; import android.view.View; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); Log.d("LIFE", "onCreate"); } ...... @Overrideprotected void onPause() { Log.d("LIFE", "onPause"); super.onPause(); } @Overrideprotected void onResume() { Log.d("LIFE", "onResume"); super.onResume(); } @Override protected void onStart() { Log.d("LIFE", "onStart"); super.onStart(); } @Override protected void onStop() { Log.d("LIFE", "onStop"); super.onStop(); } }

SubActivitiy.java package to.msn.wings.intentbasic; import android.os.Bundle; import android.suppport.v7.app.AppCompatActivity; import android.util.Log; import android.view.View; public class SubActivitiy extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_sub); Log.d("LIFE", "sub_onCreate"); } ...... @Override protected void onDestory() { Log.d("LIFE", "sub_onDestory"); super.onDestory(); } @Override protected void onPause() { Log.d("lIFE", "sub_onPause"); super.onPause(); } @Overrideprotected void onRestart() { Log.d("LIFE", "sub_onResume"); super.onResume(); } @Overrideprotected void onStart() { Log.d("LIFE","sub_onStart"); super.onStart(); } @Override protected void onStop() { Log.d("LIFE", "sub_onStop"); super.onStop(); } }

LogCat-FilterConfiguration