Singleton Example

StaticBlockInitialization.java

package singleton;

public class StaticBlockInitialization {

private StaticBlockInitialization(){}
    
//1.private Constructor
   
    static{
        try{
            instance = new StaticBlockInitialization();
        }catch(Exception e){
        	 //static block initialization for exception handling
            throw new RuntimeException("Exception occured in creating singleton instance");
        }
    }
	
	
	//2.Only Instance of the Class
    private static StaticBlockInitialization instance;
    
    //3.Public method to enable global access

    public static StaticBlockInitialization getInstance(){
        return instance;
    }

}