Enums are lists of constants. When you need a predefined list of values which do not represent some kind of numeric or textual data, you should use an enum.
This is very simple Enum Example. Nothing special.
package com.crunchify.tutorials; /** * @author Crunchify.com */ public enum CrunchifyEnumCompany { GOOGLE("G"), YAHOO("Y"), EBAY("E"), PAYPAL("P"); private String companyLetter; private CrunchifyEnumCompany(String s) { companyLetter = s; } public String getCompanyLetter() { return companyLetter; } }
package com.crunchify.tutorials; import com.crunchify.tutorials.CrunchifyEnumCompany; /** * @author Crunchify.com */ public class CrunchifyEnumExample { public static void main(String[] args) { System.out.println("Get enum value for Comapny 'eBay': " + CrunchifyEnumCompany.EBAY.getCompanyLetter()); } }
Output:
Get enum value for Comapny 'eBay': Value: E
If you are looking for detailed tutorial of Enum then please visi this: http://crunchify.com/why-and-for-what-should-i-use-enum-java-enum-examples/
List of all Java Examples.
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