Cloneable
/* * Copyright (c) 1995, 2004, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. */ package java.lang; /** * A class implements the <code>Cloneable</code> interface to * indicate to the {@link java.lang.Object#clone()} method that it * is legal for that method to make a * field-for-field copy of instances of that class. * <p> * Invoking Object's clone method on an instance that does not implement the * <code>Cloneable</code> interface results in the exception * <code>CloneNotSupportedException</code> being thrown. * <p> * By convention, classes that implement this interface should override * <tt>Object.clone</tt> (which is protected) with a public method. * See {@link java.lang.Object#clone()} for details on overriding this * method. * <p> * Note that this interface does <i>not</i> contain the <tt>clone</tt> method. * Therefore, it is not possible to clone an object merely by virtue of the * fact that it implements this interface. Even if the clone method is invoked * reflectively, there is no guarantee that it will succeed. * * @author unascribed * @see java.lang.CloneNotSupportedException * @see java.lang.Object#clone() * @since JDK1.0 */ public interface Cloneable { }
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原文地址:http://www.cnblogs.com/herd/p/16268293.html
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