package com.gyansagar.exceptions; public class DuplicateEntryException extends Exception { public DuplicateEntryException() { super("Resource already exists."); } public DuplicateEntryException(String message) { super(message); } public DuplicateEntryException(String message, Throwable cause) { super(message, cause); } public DuplicateEntryException(Throwable cause) { super(cause); } }