Java - Design Pattern - Singleton
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(Redirected from Java - Singleton)
<source lang="Java">
public class SingletonClass {
private static SingletonClass SINGLE_INSTANCE = null;
private SingletonClass() {}
public static SingletonClass getInstance() {
if (SINGLE_INSTANCE == null) {
synchronized (SingletonClass.class) {
if (SINGLE_INSTANCE == null) {
SINGLE_INSTANCE = new SingletonClass();
}
}
}
return SINGLE_INSTANCE;
}
} </source>
