Sample code to test exception catching in JAVA. This code demonstrates how to build a mapper function to find which user defined exception was thrown.

SampleExceptionCatching.java

// this code was tested using java ide from tutorials point
// see the running code on http://goo.gl/1pPhqd

import java.lang.*;

public class SampleExceptionCatching{

     public static void main(String []args){
        try{
            System.out.println("Hello World");
            throw new SampleException();
        }catch(Exception e){
            System.out.println("exceptionCatching = "+e.getClass());
            e.printStackTrace();
        }            
    }
}

class SampleException extends Exception{
}