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 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();
}
}Copyright © 2021 Codeinu
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