What is a builder pattern?Create a complex object by separating the creation process from the representation. Builder pattern gives you the freedom to set property values in a chained manner, not required to set values for optional properties that are set automatically with their default values. Using method chaining (chained…
Problem: Whenever the creation of a complex object requires a large number of attributes, calling a parameterized constructor or having several constructors with different combinations is cumbersome. It is hard to manage so many constructors. In Java, constructors are used to construct objects and constructors can take parameters to initialize the…
State Design Pattern is also one of the Behavioral Design Patterns. As per the behavioural design pattern, the state design pattern solves the problems of sharing responsibilities between objects. The aspect behind this pattern is the change of behaviour of the object on the change of state. State design pattern…