Here you can see the structure of Enum class in java. This class have their own rules and regulation.In this class there is no use of public except in the method value and class access because it doesn’t give any access to client. Some changable user-defined are written in italics.

For enum define , Just use below syntax

Then after the class defining there is a access of only one attribute that is :

As there is only one attribute value, which can access some of the listed values in given form:

For constructor in enum class:

Now for invoking the given symbol or value a method value() must be defined in default.

A simple enum class is given below:
[sourcecode=’java’]
public enum Example {

//values
Math(“Mathmatics”),
Sci(“Science”),
CS(“Compuer Science”),
Bio(“Biology”),
Chm(“Chemistry”);

//attribute
private final String value;
//constructor

Example(String v){

value = v;

}

//public accessor method

public String value(){

return value;

}
}

[/sourcecode]