Java singleton

public class DB {
    // champs de l'objet

    private DB(){
        // initialisation des champs
    }

    private static final DB INSTANCE = new DB();
    public static DB getInstance(){
        return INSTANCE;
    }
}

Java singleton

public final class SomeSingleton {
   public static final SomeSingleton INSTANCE;

   private SomeSingleton() {
      INSTANCE = (SomeSingleton)this;
      System.out.println("init complete");
   }

   static {
      new SomeSingleton();
   }
}

Similar codes

0 vote340 views1 answer
Shared preferences saved value unsaved in android
Java
0 vote324 views1 answer
Java map get if contains else 0
Java
0 vote338 views1 answer
Sudoku 6x6 java
Java
0 vote359 views1 answer
Java array multidimensional hashcode
Java
5 votes375 views1 answer
Java stream find specific element
Java
9 votes348 views1 answer
How to convert an ascii number to character in java
Java
1 vote324 views1 answer
How to print the index of an array in java
Java
0 vote359 views1 answer
Get date by timezone java
Java
0 vote357 views1 answer
ArrayList of prime numbers
Java
0 vote331 views1 answer
How to use java
Java