Providing an empty default constructor( private ) is necessary in those cases when you don’t want an object of the class in the whole program . For e.g. the class given below will have a compiler generated default empty constructor as a public member . As a result, you can make an object of such a class.
Read moreCan you have a blank constructor in Java?
You don’t have to define a constructor for a class, but if you don’t define any constructor, the Java compiler will insert a default, no-argument constructor for you .
Read moreDoes Java need an empty constructor?
Every tutorial I saw said : every entity needs an empty constructor . But Java always give you a default invisible empty constructor (if you don’t redefine one). … But Java always gives you this empty constructor when you don’t redefine it (write an other one with parameters).
Read moreHow many types are there constructor?
There are two types of constructors parameterized constructors and no-arg constructors.
Read moreHow many types of constructor are there in Java?
In Java, constructors can be divided into 3 types : No-Arg Constructor. Parameterized Constructor. Default Constructor.
Read moreWhat are the two types of constructor?
There are two types of constructors parameterized constructors and no-arg constructors .5 Şub 2021
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