﻿<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>BlogJava-CH.L In Java-随笔分类-Java</title><link>http://www.blogjava.net/CHL/category/31244.html</link><description>Browse the World with Java.</description><language>zh-cn</language><lastBuildDate>Fri, 23 May 2008 15:39:48 GMT</lastBuildDate><pubDate>Fri, 23 May 2008 15:39:48 GMT</pubDate><ttl>60</ttl><item><title>关于JAVA的Date</title><link>http://www.blogjava.net/CHL/archive/2008/05/23/202394.html</link><dc:creator>CH.L</dc:creator><author>CH.L</author><pubDate>Fri, 23 May 2008 06:08:00 GMT</pubDate><guid>http://www.blogjava.net/CHL/archive/2008/05/23/202394.html</guid><wfw:comment>http://www.blogjava.net/CHL/comments/202394.html</wfw:comment><comments>http://www.blogjava.net/CHL/archive/2008/05/23/202394.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/CHL/comments/commentRss/202394.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/CHL/services/trackbacks/202394.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 一篇很好的介绍Java Date类相关实现的文章&nbsp;&nbsp;<a href='http://www.blogjava.net/CHL/archive/2008/05/23/202394.html'>阅读全文</a><img src ="http://www.blogjava.net/CHL/aggbug/202394.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/CHL/" target="_blank">CH.L</a> 2008-05-23 14:08 <a href="http://www.blogjava.net/CHL/archive/2008/05/23/202394.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>一个小练习--银行存款修改</title><link>http://www.blogjava.net/CHL/archive/2008/05/06/198672.html</link><dc:creator>CH.L</dc:creator><author>CH.L</author><pubDate>Tue, 06 May 2008 05:01:00 GMT</pubDate><guid>http://www.blogjava.net/CHL/archive/2008/05/06/198672.html</guid><wfw:comment>http://www.blogjava.net/CHL/comments/198672.html</wfw:comment><comments>http://www.blogjava.net/CHL/archive/2008/05/06/198672.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/CHL/comments/commentRss/198672.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/CHL/services/trackbacks/198672.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 一个练习修改的程序&nbsp;&nbsp;<a href='http://www.blogjava.net/CHL/archive/2008/05/06/198672.html'>阅读全文</a><img src ="http://www.blogjava.net/CHL/aggbug/198672.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/CHL/" target="_blank">CH.L</a> 2008-05-06 13:01 <a href="http://www.blogjava.net/CHL/archive/2008/05/06/198672.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>[接口学习2]澄清Java（接口与继承）</title><link>http://www.blogjava.net/CHL/archive/2008/05/06/interface2.html</link><dc:creator>CH.L</dc:creator><author>CH.L</author><pubDate>Tue, 06 May 2008 04:19:00 GMT</pubDate><guid>http://www.blogjava.net/CHL/archive/2008/05/06/interface2.html</guid><wfw:comment>http://www.blogjava.net/CHL/comments/198666.html</wfw:comment><comments>http://www.blogjava.net/CHL/archive/2008/05/06/interface2.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/CHL/comments/commentRss/198666.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/CHL/services/trackbacks/198666.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 大多数人认为，接口的意义在于顶替多重继承。众所周知Java没有c++那样多重继承的机制，但是却能够实作多个接口。其实这样做是很牵强的，接口和继承是完全不同的东西，接口没有能力代替多重继承，也没有这个义务。接口的作用，一言以蔽之，就是标志类的类别（type of class）。把不同类型的类归于不同的接口，可以更好的管理他们。OO的精髓，我以为，是对对象的抽象，最能体现这一点的就是接口。为什么我们讨论设计模式都只针对具备了抽象能力的语言（比如c++、java、c#等），就是因为设计模式所研究的，实际上就是如何合理的去抽象。（cowboy的名言是“抽象就是抽去像的部分”，看似调侃，实乃至理）。 &nbsp;&nbsp;<a href='http://www.blogjava.net/CHL/archive/2008/05/06/interface2.html'>阅读全文</a><img src ="http://www.blogjava.net/CHL/aggbug/198666.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/CHL/" target="_blank">CH.L</a> 2008-05-06 12:19 <a href="http://www.blogjava.net/CHL/archive/2008/05/06/interface2.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>[接口学习1]选择Java接口还是抽象类</title><link>http://www.blogjava.net/CHL/archive/2008/05/06/interfaces1.html</link><dc:creator>CH.L</dc:creator><author>CH.L</author><pubDate>Tue, 06 May 2008 03:54:00 GMT</pubDate><guid>http://www.blogjava.net/CHL/archive/2008/05/06/interfaces1.html</guid><wfw:comment>http://www.blogjava.net/CHL/comments/198660.html</wfw:comment><comments>http://www.blogjava.net/CHL/archive/2008/05/06/interfaces1.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/CHL/comments/commentRss/198660.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/CHL/services/trackbacks/198660.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: 很多人有过这样的疑问：为什么有的地方必须使用接口而不是抽象类，而在另一些地方，又必须使用抽象类而不是接口呢？或者说，在考虑Java类的一般化问题时，很多人会在接口和抽象类之间犹豫不决，甚至随便选择一种。 &nbsp;&nbsp;<a href='http://www.blogjava.net/CHL/archive/2008/05/06/interfaces1.html'>阅读全文</a><img src ="http://www.blogjava.net/CHL/aggbug/198660.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/CHL/" target="_blank">CH.L</a> 2008-05-06 11:54 <a href="http://www.blogjava.net/CHL/archive/2008/05/06/interfaces1.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item></channel></rss>