/* @VaadinApache2LicenseForJavaFiles@ */ package com.vaadin.ui; import java.io.Serializable; /** * A base class for generating an unique object that is serializable. *
* This class is abstract but has no abstract methods to force users to create * an anonymous inner class. Otherwise each instance will not be unique. * * @author Vaadin Ltd * @version @VERSION@ * @since 7.0 * */ public abstract class UniqueSerializable implements Serializable { @Override public int hashCode() { return getClass().hashCode(); } @Override public boolean equals(Object obj) { return getClass() == obj.getClass(); } }