Author: S J

This topic is about Java Generics - Guidelines for Wildcard Use. Wildcards can be used in three ways − Upper bound Wildcard − ? extends Type.Lower bound Wildcard − ? super Type.Unbounded…

This topic is about Java Generics - Lower Bounded Wildcards. The question mark (?), represents the wildcard, stands for unknown type in generics. There may be times when you'll want…

This topic is about Java Generics - Unbounded Wildcards. The question mark (?), represents the wildcard, stands for unknown type in generics. There may be times when any object can…

This topic is about Java Generics - Upper Bounded Wildcards. The question mark (?), represents the wildcard, stands for unknown type in generics. There may be times when you'll want…

This topic is about Java Generics - Map. Java has provided generic support in Map interface. Syntax Set<T> set = new HashSet<T>(); Where set − object of Set Interface.T − The generic…

This topic is about Java Generics - Set. Java has provided generic support in Set interface. Syntax Set<T> set = new HashSet<T>(); Where set − object of Set Interface.T − The generic…

This topic is about Java Generics - List. Java has provided generic support in List interface. Syntax List<T> list = new ArrayList<T>(); Where list − object of List interface.T − The generic…

This topic is about Java Generics - Multiple Bounds. A type parameter can have multiple bounds. Syntax public static <T extends Number & Comparable<T>> T maximum(T x, T y, T…

This topic is about Java Generics - Bounded Type Parameters. There may be times when you'll want to restrict the kinds of types that are allowed to be passed to…

This topic is about Java Generics - Raw Types. A raw type is an object of a generic class or interface if its type arguments are not passed during its…