Could you solve this in java? Im having a hard time with this assignment. And if possible could you explain too?

demonstrates each method in ule below and write a driver program (progressively developed) to test the class (verify that all the methods function properly). The default (n parameter constructor) should initialize the String data member name to.a data member to zero. The input method should allow the user to input the values of an 41. Write the class whose diagram is shown and numeri object's data members. Listing String name - int age + Listing() + Listing (String, int) + String toString() + void input() + void setName (String) + void setAge (String) + String getName () + int getAge ()