JAVA EE: Java Tutorial: Annotations in java | Java annotations [Annotations introduction]

Wednesday, 10 May 2017

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Java Tutorial: Annotations in java | Java annotations [Annotations introduction]

AnnotationsDemo.java

import java.util.ArrayList;

public class AnnotationsDemo
{

    /*
     * If you remove the @SuppressWarnings("unchecked")
     * annotation, it will show warning at compile time
     * because we are using non-generic collection.
     */
    @SuppressWarnings({ "rawtypes", "unchecked" })
    public static void main(String args[])
    {
        ArrayList list = new ArrayList();
        list.add("Ram");
        list.add("Peter");

        for (Object obj : list)
        {
            System.out.println(obj);
        }

    }
}