Java EnumMap class

Java EnumMap class is the specialized Map implementation for enum keys. It inherits Enum and AbstractMap classes.

EnumMap class hierarchy

The hierarchy of EnumMap class is given in the figure given below.

EnumMap class declaration

Let's see the declaration for java.util.EnumMap class.

EnumMap class Parameters

Let's see the Parameters for java.util.EnumMap class.

• K: It is the type of keys maintained by this map.
• V: It is the type of mapped values.

Constructors of Java EnumMap class

Methods of Java EnumMap class

Java EnumMap Example

Output:

 Monday 1 Tuesday 2 Wednesday 3 Thursday 4 

Java EnumMap Example: Book

Output:

 101 Let us C Yashwant Kanetkar BPB 8 102 Data Communications & Networking Forouzan Mc Graw Hill 4 103 Operating System Galvin Wiley 6