JAVA EE: Java Tutorial: Enum in java[How to define a constructor and method in enum

Sunday, 7 May 2017

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Java Tutorial: Enum in java[How to define a constructor and method in enum - Level]

Level.java

public enum Level
{
    HIGH(3), // calls constructor with value 3
    MEDIUM(2), // calls constructor with value 2
    LOW(1);// calls constructor with value 1

    private final int levelCode;

    private Level(int levelCode)
    {
        this.levelCode = levelCode;
    }

    public int getLevelCode()
    {
        return this.levelCode;
    }
}

EnumDemo.java

public class EnumDemo
{

    public static void main(String[] args)
    {
    
        Level[] levelArray = Level.values();
        for (Level level : levelArray)
        {
            System.out.println(level + " = " + level.getLevelCode());
        }
    }
}