Singleton-example.java

/* Singleton class double checking */
public class Technology {

	private static final Technology instance;
	
	private Technology() {}
	
	public static synchronized Technology getInstatnce() {
		if (instance == null) {
			synchronized (Technology.class) {
				if (instance == null) {
					instance = new Technology();
				}
			}
		}
		return instance;
	}
}