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Constructors in a class

Ravi Hyd
Greenhorn

Joined: Jun 27, 2005
Posts: 4
I want to know whether we can create a Private default constructor in a class. Can anybody explain what is Singleton class?
Manuel Moons
Ranch Hand

Joined: Mar 05, 2002
Posts: 229
Yes, it is possible to create a private default Constructor.

If all constructors are private you cannot create an instance from outside that class.

If you create a public static method that always returns the same instance of that class you have used the singleton pattern.

Look at the example:

 
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subject: Constructors in a class