объясните

public class Solution {
    public static void main(String[] args) {
        handleExceptions(new Solution());

    }

    public static void handleExceptions(Solution obj) {
       try{
           obj.method1();
        obj.method2();
        obj.method3();}
       catch (IOException e){
           System.out.println(e);
       }
       catch (NoSuchFieldException e){
           System.out.println(e);
       }

    }

    public void method1() throws IOException {
        throw new IOException();
    }

    public void method2() throws NoSuchFieldException {
        throw new NoSuchFieldException();
    }

    public void method3() throws RemoteException {
        throw new RemoteException();
    }
}