JAVA EE: Java Tutorial: Enum in java[How to compare enum constants using == operator

Monday 8 May 2017

Java Tutorial: Enum in java[How to compare enum constants using == operator - siteinfo]

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SiteInfo.java

public enum SiteInfo
{
    AMAZON("https://www.amazon.in/"), 
    PAYTM("https://www.paytm.com"), 
    SNAPDEAL("https://www.snapdeal.com/");

    private String url;

    SiteInfo(String url)
    {
        this.url = url;
    }

    public String getUrl()
    {
        return url;
    }
}

EnumDemo.java

public class EnumDemo
{
    public static void main(String[] args)
    {
        getSiteInfo(SiteInfo.SNAPDEAL);
    }

    private static void getSiteInfo(SiteInfo siteInfo)
    {

        /*
         * We can compare the Enum values using == operator.
         */
        if (siteInfo == SiteInfo.AMAZON)
        {
            System.out.println("URL : " + siteInfo.getUrl());
        }
        else if (siteInfo == SiteInfo.PAYTM)
        {
            System.out.println("URL : " + siteInfo.getUrl());
        }
        else if (siteInfo == SiteInfo.SNAPDEAL)
        {
            System.out.println("URL : " + siteInfo.getUrl());
        }
        else
        {
            System.out.println("Not a valid site...");
        }
    }
}