??xml version="1.0" encoding="utf-8" standalone="yes"?>日本亚洲一区二区,综合久久亚洲,日本精品视频http://www.aygfsteel.com/BlueDavy/category/18356.html理论不懂实践,实践不会学理论Q?/description>zh-cnTue, 18 May 2010 05:36:03 GMTTue, 18 May 2010 05:36:03 GMT60大型应用与SOAhttp://www.aygfsteel.com/BlueDavy/archive/2010/04/16/318503.htmlBlueDavyBlueDavyFri, 16 Apr 2010 04:44:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2010/04/16/318503.htmlhttp://www.aygfsteel.com/BlueDavy/comments/318503.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2010/04/16/318503.html#Feedback0http://www.aygfsteel.com/BlueDavy/comments/commentRss/318503.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/318503.html阅读全文

BlueDavy 2010-04-16 12:44 发表评论
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SOA@eBayd?/title><link>http://www.aygfsteel.com/BlueDavy/archive/2010/02/23/313701.html</link><dc:creator>BlueDavy</dc:creator><author>BlueDavy</author><pubDate>Tue, 23 Feb 2010 05:15:00 GMT</pubDate><guid>http://www.aygfsteel.com/BlueDavy/archive/2010/02/23/313701.html</guid><wfw:comment>http://www.aygfsteel.com/BlueDavy/comments/313701.html</wfw:comment><comments>http://www.aygfsteel.com/BlueDavy/archive/2010/02/23/313701.html#Feedback</comments><slash:comments>2</slash:comments><wfw:commentRss>http://www.aygfsteel.com/BlueDavy/comments/commentRss/313701.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/BlueDavy/services/trackbacks/313701.html</trackback:ping><description><![CDATA[     摘要: 在QCon SF 2009的SOA分会ZQeBay的架构师讲了一个SOA @ eBay的PPTQ正好和我的工作有很多的交叉点,于是比较认真的看了下q个PPTQ感兴趣的同学可以从q里下蝲Qhttp://qconsf.com/sf2009/file?path=/qcon-sanfran-2009/slides/SastryMalladi_SOAEBayHowIsItAHit.pdfQ在q个PPT中可以看到eBay对于SOA的看法以及他们目前的做法Q自׃是做q方面工作的Q就在这blog中介l下q个PPT以及自己对于SOA的一些看法?nbsp; <a href='http://www.aygfsteel.com/BlueDavy/archive/2010/02/23/313701.html'>阅读全文</a><img src ="http://www.aygfsteel.com/BlueDavy/aggbug/313701.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/BlueDavy/" target="_blank">BlueDavy</a> 2010-02-23 13:15 <a href="http://www.aygfsteel.com/BlueDavy/archive/2010/02/23/313701.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>和清华学子交的一个OSGi PPThttp://www.aygfsteel.com/BlueDavy/archive/2009/09/21/295823.htmlBlueDavyBlueDavyMon, 21 Sep 2009 02:53:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2009/09/21/295823.htmlhttp://www.aygfsteel.com/BlueDavy/comments/295823.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2009/09/21/295823.html#Feedback6http://www.aygfsteel.com/BlueDavy/comments/commentRss/295823.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/295823.html阅读全文

BlueDavy 2009-09-21 10:53 发表评论
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W一本OSGi中文书籍于7月底上市http://www.aygfsteel.com/BlueDavy/archive/2009/07/16/286965.htmlBlueDavyBlueDavyThu, 16 Jul 2009 05:01:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2009/07/16/286965.htmlhttp://www.aygfsteel.com/BlueDavy/comments/286965.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2009/07/16/286965.html#Feedback28http://www.aygfsteel.com/BlueDavy/comments/commentRss/286965.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/286965.html阅读全文

BlueDavy 2009-07-16 13:01 发表评论
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实现ClassLoaderDelegateHook控制Equinox的类加蝲http://www.aygfsteel.com/BlueDavy/archive/2009/07/14/286650.htmlBlueDavyBlueDavyTue, 14 Jul 2009 03:04:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2009/07/14/286650.htmlhttp://www.aygfsteel.com/BlueDavy/comments/286650.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2009/07/14/286650.html#Feedback0http://www.aygfsteel.com/BlueDavy/comments/commentRss/286650.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/286650.html阅读全文

BlueDavy 2009-07-14 11:04 发表评论
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《OSGi原理与最佛_c目录预?/title><link>http://www.aygfsteel.com/BlueDavy/archive/2009/06/09/280940.html</link><dc:creator>BlueDavy</dc:creator><author>BlueDavy</author><pubDate>Tue, 09 Jun 2009 07:13:00 GMT</pubDate><guid>http://www.aygfsteel.com/BlueDavy/archive/2009/06/09/280940.html</guid><wfw:comment>http://www.aygfsteel.com/BlueDavy/comments/280940.html</wfw:comment><comments>http://www.aygfsteel.com/BlueDavy/archive/2009/06/09/280940.html#Feedback</comments><slash:comments>52</slash:comments><wfw:commentRss>http://www.aygfsteel.com/BlueDavy/comments/commentRss/280940.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/BlueDavy/services/trackbacks/280940.html</trackback:ping><description><![CDATA[     摘要: 很不ҎQ经q两个多月两个h的努力,l于完成了《OSGi原理与最佛_c一书的草稿Q目前正在reviewq程Q预计将?月底上市Q而由于国外的那本《OSGi in action》将出版旉推迟?1月了Q《OSGi原理与最佛_c这本书也将成ؓ全球W二本OSGi的书c(很遗憾,德国之前出版了第一本)Q?)Q现本书的目录公布如下Q上市的书也怼E有改动Q但应该会大体一致?nbsp; <a href='http://www.aygfsteel.com/BlueDavy/archive/2009/06/09/280940.html'>阅读全文</a><img src ="http://www.aygfsteel.com/BlueDavy/aggbug/280940.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/BlueDavy/" target="_blank">BlueDavy</a> 2009-06-09 15:13 <a href="http://www.aygfsteel.com/BlueDavy/archive/2009/06/09/280940.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>OSGi R4.2 public draft中新增加的Framework launchhttp://www.aygfsteel.com/BlueDavy/archive/2009/05/31/279243.htmlBlueDavyBlueDavySun, 31 May 2009 09:32:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2009/05/31/279243.htmlhttp://www.aygfsteel.com/BlueDavy/comments/279243.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2009/05/31/279243.html#Feedback0http://www.aygfsteel.com/BlueDavy/comments/commentRss/279243.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/279243.html阅读全文

BlueDavy 2009-05-31 17:32 发表评论
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Felix动态化的试?/title><link>http://www.aygfsteel.com/BlueDavy/archive/2009/05/25/277913.html</link><dc:creator>BlueDavy</dc:creator><author>BlueDavy</author><pubDate>Mon, 25 May 2009 14:58:00 GMT</pubDate><guid>http://www.aygfsteel.com/BlueDavy/archive/2009/05/25/277913.html</guid><wfw:comment>http://www.aygfsteel.com/BlueDavy/comments/277913.html</wfw:comment><comments>http://www.aygfsteel.com/BlueDavy/archive/2009/05/25/277913.html#Feedback</comments><slash:comments>4</slash:comments><wfw:commentRss>http://www.aygfsteel.com/BlueDavy/comments/commentRss/277913.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/BlueDavy/services/trackbacks/277913.html</trackback:ping><description><![CDATA[     摘要: 本文内容同样摘自《OSGi原理与最佛_c,在之前的blog中也摘选了部分内容分析了Equinox的动态化Q在q里再试验下Felix的动态化Q关注点为:“即插即用”、“热部v”、“即删即无”,看下Felix在这几方面的表现和Equinox有什么不同?nbsp; <a href='http://www.aygfsteel.com/BlueDavy/archive/2009/05/25/277913.html'>阅读全文</a><img src ="http://www.aygfsteel.com/BlueDavy/aggbug/277913.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/BlueDavy/" target="_blank">BlueDavy</a> 2009-05-25 22:58 <a href="http://www.aygfsteel.com/BlueDavy/archive/2009/05/25/277913.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Hessian/Java反序列化采用自定义的Classloaderhttp://www.aygfsteel.com/BlueDavy/archive/2009/05/21/271931.htmlBlueDavyBlueDavyThu, 21 May 2009 05:42:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2009/05/21/271931.htmlhttp://www.aygfsteel.com/BlueDavy/comments/271931.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2009/05/21/271931.html#Feedback0http://www.aygfsteel.com/BlueDavy/comments/commentRss/271931.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/271931.htmljava/hessianq不提供直接的传入ClassLoadercL改变反序列化旉用的ClassLoaderQhessian采用的ؓ使用当前U程的上下文ClassLoader来加载反序列化的c,java则采用堆栈上最q的一个ClassLoadercL加蝲Q可以认为就是调用类所在的ClassLoader来加载,但在OSGi应用中,通常采用以上默认的行为来反序列化加蝲cL会出问题的,因此需要采用自定义的?nbsp; 阅读全文

BlueDavy 2009-05-21 13:42 发表评论
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Equinox加蝲Bundle Class的实?/title><link>http://www.aygfsteel.com/BlueDavy/archive/2009/05/10/269921.html</link><dc:creator>BlueDavy</dc:creator><author>BlueDavy</author><pubDate>Sun, 10 May 2009 09:25:00 GMT</pubDate><guid>http://www.aygfsteel.com/BlueDavy/archive/2009/05/10/269921.html</guid><wfw:comment>http://www.aygfsteel.com/BlueDavy/comments/269921.html</wfw:comment><comments>http://www.aygfsteel.com/BlueDavy/archive/2009/05/10/269921.html#Feedback</comments><slash:comments>12</slash:comments><wfw:commentRss>http://www.aygfsteel.com/BlueDavy/comments/commentRss/269921.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/BlueDavy/services/trackbacks/269921.html</trackback:ping><description><![CDATA[     摘要: 对于想用Equinox来构建OSGi应用的同学们而言Q掌握Equinox是如何加载Bundle中的Class无疑是相当重要的Q这样在到各类ClassNotFoundException的时候也有底了Q否则可能出现的ClassNotFoundException会多的让你非常的头疼Q本文提取自《OSGi原理与最佛_c,介绍下equinox是如何来加蝲Bundle中的class的?nbsp; <a href='http://www.aygfsteel.com/BlueDavy/archive/2009/05/10/269921.html'>阅读全文</a><img src ="http://www.aygfsteel.com/BlueDavy/aggbug/269921.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/BlueDavy/" target="_blank">BlueDavy</a> 2009-05-10 17:25 <a href="http://www.aygfsteel.com/BlueDavy/archive/2009/05/10/269921.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Equinox动态化深入分析http://www.aygfsteel.com/BlueDavy/archive/2009/04/29/268227.htmlBlueDavyBlueDavyWed, 29 Apr 2009 13:00:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2009/04/29/268227.htmlhttp://www.aygfsteel.com/BlueDavy/comments/268227.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2009/04/29/268227.html#Feedback10http://www.aygfsteel.com/BlueDavy/comments/commentRss/268227.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/268227.html阅读全文

BlueDavy 2009-04-29 21:00 发表评论
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OSGi Opendoc & Bookhttp://www.aygfsteel.com/BlueDavy/archive/2009/04/28/267968.htmlBlueDavyBlueDavyTue, 28 Apr 2009 11:53:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2009/04/28/267968.htmlhttp://www.aygfsteel.com/BlueDavy/comments/267968.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2009/04/28/267968.html#Feedback19http://www.aygfsteel.com/BlueDavy/comments/commentRss/267968.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/267968.html阅读全文

BlueDavy 2009-04-28 19:53 发表评论
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在OSGi容器外和OSGiq行交互http://www.aygfsteel.com/BlueDavy/archive/2009/04/24/267425.htmlBlueDavyBlueDavyFri, 24 Apr 2009 13:10:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2009/04/24/267425.htmlhttp://www.aygfsteel.com/BlueDavy/comments/267425.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2009/04/24/267425.html#Feedback11http://www.aygfsteel.com/BlueDavy/comments/commentRss/267425.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/267425.html阅读全文

BlueDavy 2009-04-24 21:10 发表评论
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OSGi Maven开?部v环境的搭建历E?/title><link>http://www.aygfsteel.com/BlueDavy/archive/2009/03/05/257966.html</link><dc:creator>BlueDavy</dc:creator><author>BlueDavy</author><pubDate>Thu, 05 Mar 2009 04:14:00 GMT</pubDate><guid>http://www.aygfsteel.com/BlueDavy/archive/2009/03/05/257966.html</guid><wfw:comment>http://www.aygfsteel.com/BlueDavy/comments/257966.html</wfw:comment><comments>http://www.aygfsteel.com/BlueDavy/archive/2009/03/05/257966.html#Feedback</comments><slash:comments>7</slash:comments><wfw:commentRss>http://www.aygfsteel.com/BlueDavy/comments/commentRss/257966.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/BlueDavy/services/trackbacks/257966.html</trackback:ping><description><![CDATA[     摘要: 之前的Opendoc中没有涉及过此部分的内容Qmaven又是现在非常行的java的工P再加上到目前为止搭徏OSGi Maven开发和部v的环境还是比较的ȝQ觉得有必要写篇q样的blogQ?)Q在q篇blog中来看下如何搭徏一个比较好用的OSGi Maven开发和部v环境Q看看我在搭Z个这L环境中的痛苦历程?nbsp; <a href='http://www.aygfsteel.com/BlueDavy/archive/2009/03/05/257966.html'>阅读全文</a><img src ="http://www.aygfsteel.com/BlueDavy/aggbug/257966.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/BlueDavy/" target="_blank">BlueDavy</a> 2009-03-05 12:14 <a href="http://www.aygfsteel.com/BlueDavy/archive/2009/03/05/257966.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>OSGi R4.2 Early Draft 评述http://www.aygfsteel.com/BlueDavy/archive/2008/09/22/230320.htmlBlueDavyBlueDavySun, 21 Sep 2008 16:53:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2008/09/22/230320.htmlhttp://www.aygfsteel.com/BlueDavy/comments/230320.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2008/09/22/230320.html#Feedback9http://www.aygfsteel.com/BlueDavy/comments/commentRss/230320.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/230320.html阅读全文

BlueDavy 2008-09-22 00:53 发表评论
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|侠大会上所做的OSGi介的PPThttp://www.aygfsteel.com/BlueDavy/archive/2008/05/27/203328.htmlBlueDavyBlueDavyTue, 27 May 2008 12:49:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2008/05/27/203328.htmlhttp://www.aygfsteel.com/BlueDavy/comments/203328.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2008/05/27/203328.html#Feedback3http://www.aygfsteel.com/BlueDavy/comments/commentRss/203328.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/203328.htmlhttp://www.riawork.org/opentopic/Simple.Introduction.For.OSGi.ppt  阅读全文

BlueDavy 2008-05-27 20:49 发表评论
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JavaOneW二天重大新闻:Java 7 will support OSGihttp://www.aygfsteel.com/BlueDavy/archive/2008/05/08/199298.htmlBlueDavyBlueDavyThu, 08 May 2008 14:10:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2008/05/08/199298.htmlhttp://www.aygfsteel.com/BlueDavy/comments/199298.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2008/05/08/199298.html#Feedback7http://www.aygfsteel.com/BlueDavy/comments/commentRss/199298.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/199298.html阅读全文

BlueDavy 2008-05-08 22:10 发表评论
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分析JBoss Remotinghttp://www.aygfsteel.com/BlueDavy/archive/2008/05/04/198271.htmlBlueDavyBlueDavySun, 04 May 2008 13:54:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2008/05/04/198271.htmlhttp://www.aygfsteel.com/BlueDavy/comments/198271.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2008/05/04/198271.html#Feedback10http://www.aygfsteel.com/BlueDavy/comments/commentRss/198271.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/198271.html阅读全文

BlueDavy 2008-05-04 21:54 发表评论
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OSGi官方中文站开张了http://www.aygfsteel.com/BlueDavy/archive/2008/04/29/197415.htmlBlueDavyBlueDavyTue, 29 Apr 2008 15:29:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2008/04/29/197415.htmlhttp://www.aygfsteel.com/BlueDavy/comments/197415.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2008/04/29/197415.html#Feedback9http://www.aygfsteel.com/BlueDavy/comments/commentRss/197415.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/197415.html阅读全文

BlueDavy 2008-04-29 23:29 发表评论
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解读OSGi DevCon2008 Topichttp://www.aygfsteel.com/BlueDavy/archive/2008/03/23/187765.htmlBlueDavyBlueDavySun, 23 Mar 2008 15:34:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2008/03/23/187765.htmlhttp://www.aygfsteel.com/BlueDavy/comments/187765.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2008/03/23/187765.html#Feedback12http://www.aygfsteel.com/BlueDavy/comments/commentRss/187765.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/187765.html阅读全文

BlueDavy 2008-03-23 23:34 发表评论
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畅想OSGi DevCon2008http://www.aygfsteel.com/BlueDavy/archive/2008/03/13/186144.htmlBlueDavyBlueDavyThu, 13 Mar 2008 13:18:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2008/03/13/186144.htmlhttp://www.aygfsteel.com/BlueDavy/comments/186144.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2008/03/13/186144.html#Feedback10http://www.aygfsteel.com/BlueDavy/comments/commentRss/186144.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/186144.html本届Topic仍然和往q一q_分ؓLong Talks、Tutorials、Short Talks、Panel和Additional OSGi TalksQ本届OSGi DevCon可谓是众星云集,世界U的OSGi大师们共聚一堂,毫无疑问给我们q些OSGi Fans们A献一场盛宴?nbsp; 阅读全文

BlueDavy 2008-03-13 21:18 发表评论
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Javaq程通讯可选技术及原理http://www.aygfsteel.com/BlueDavy/archive/2008/03/04/182077.htmlBlueDavyBlueDavyTue, 04 Mar 2008 14:54:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2008/03/04/182077.htmlhttp://www.aygfsteel.com/BlueDavy/comments/182077.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2008/03/04/182077.html#Feedback15http://www.aygfsteel.com/BlueDavy/comments/commentRss/182077.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/182077.html阅读全文

BlueDavy 2008-03-04 22:54 发表评论
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服务接口+版本+属性注?查找机制http://www.aygfsteel.com/BlueDavy/archive/2008/02/13/179185.htmlBlueDavyBlueDavyWed, 13 Feb 2008 10:00:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2008/02/13/179185.htmlhttp://www.aygfsteel.com/BlueDavy/comments/179185.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2008/02/13/179185.html#Feedback1http://www.aygfsteel.com/BlueDavy/comments/commentRss/179185.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/179185.html在用Spring的时候,我们习惯于用bean的名UC为注册、查扄条gQ这也就意味着bean的引用是唯一的了Q而不能来查找、注入一pd具备相同功能但不同实现的beanQ这U应用的场景其实q是很多的,其在扩展的场景中,在这blog中以一个应用场景来说明下这U需求,Z也宣传下OSGi的服务接?版本+属性的注册和查找机制?br /> 以将Spring bean发布为DSF服务的bean来讲Q这个bean需要做到根据发布DSF服务的方式,调用相应的具体发布DSF服务的实现beanQ同时要做到的自然是在以后增加了新的发布方式后,不需要修改这个bean的代码?br /> 要实现这个需求,首先惛_的是q样的解x案:
1、在q个bean中直接注入所有的发布DSF服务实现的beanQ在调用的时候可以根据规则寻扑ֈ相应的beanQ这个在Spring中能够实现的方式也许是这P
      <bean id="DSFServiceExporterFactory" class="Spring bean发布为DSF服务的bean">
              <property name="exporterClassMap">
                     <map>
                                   <entry key="jndi"><ref bean="以JNDI方式发布DSF服务端的bean"></entry>
                                   <entry key="webservice"><ref bean="以Webservice方式发布DSF服务端的bean"></entry>
                     </map>
              </property>
      </bean>

      q是一U实现方式了Q这样当以后增加了新的发布方式后Q通过增加bean的定义以及修改这里map里面的东西就可以了?br /> 2、第二种实现Ҏ很常见了,是写个properties文gQ配|各U发布方式具体对应的实现cR?br /> 但这两种Ҏ都不够的优雅Q它们都有个共同的特点,是需要去l护一个共同的配置的地方,惌中最好的解决Ҏ是类DL配置Q?br /> <bean id="DSFServiceExporterFactory" class="Spring bean发布为DSF服务的bean">
              <property name="exporterClasses">
                      <ref bean="cn.bluedavy.dsf.exporter.*">                     
              </property>
</bean>
q样把所有的cn.bluedavy.dsf.exporter.开头的bean都注入到exporterClasses里了Q当Ӟ在根据具体的协议查找实现cLQ又得提供一U支持方法了Q好Q不再去自己瞎琢了Q来看看如果是OSGi的服务模型的话,会怎么样去实现q样的东西:
在OSGi中每个对外提供的service都以接口来定义,在上面的场景中,很明显,自然会出现的一个现象就是如果多个服务实现同L接口的话怎么L到自p的那个服务呢QOSGi中多数采用的Ҏ是ؓq个服务加上一个属性标识,在查找服务时可以通过接口Q再加上属性标识来查找到想要的服务了,又或者可以只查找接口Q获取到所有实现这cL口的服务?br /> 按照q样的模型的话上面的场景很Ҏ实现了,写个模拟的配|文Ӟ
<osgi:reference id="exporterClasses" interface="cn.bluedavy.dsf.exporter.DSFExporter"/>
<bean id="DSFServiceExporterFactory" class="Spring bean发布为DSF服务的bean">
              <property name="exporterClasses">
                      <ref bean="exporterClasses">                     
              </property>
</bean>
q个和真实的会有些不同,但意思是差不多的Q?)Q而OSGi的服务呢Q在注入后可以直接通过ServiceReferenceq个对象来获取到q个服务的相兛_性信息,q样其实也就可以做到cM之前W一个解x案的效果Q但同时又解决了不需要维护统一文g的问题?br /> 服务模型的这U语义性质的机制得服务的概念表达得更为清楚,使用得也更ؓ方便了,以接口来表达服务的功能是一U非常合理的方式Q同时辅以属性来描述实现此功能的方式(有点像元数据里的keyword)无疑更加全面的表达了此服务, 也得用者能够更合理的选择需要的服务实现?br /> 版本机制在这blog中没有提及,q个我想在实际的q程中大家应该都深受版本h的痛苦了Q?)Q在q里不多描述了,服务模型目的无疑是Z更加清晰的表达一个功能,q且让用者更加方便的查找、用所需要的功能?

BlueDavy 2008-02-13 18:00 发表评论
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ZSpring-DM实现分布式服务框?DSF)(?http://www.aygfsteel.com/BlueDavy/archive/2008/01/29/178419.htmlBlueDavyBlueDavyTue, 29 Jan 2008 15:12:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2008/01/29/178419.htmlhttp://www.aygfsteel.com/BlueDavy/comments/178419.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2008/01/29/178419.html#Feedback0http://www.aygfsteel.com/BlueDavy/comments/commentRss/178419.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/178419.html阅读全文

BlueDavy 2008-01-29 23:12 发表评论
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ZSpring-DM实现分布式服务框?DSF)(一)http://www.aygfsteel.com/BlueDavy/archive/2008/01/26/177960.htmlBlueDavyBlueDavySat, 26 Jan 2008 15:45:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2008/01/26/177960.htmlhttp://www.aygfsteel.com/BlueDavy/comments/177960.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2008/01/26/177960.html#Feedback4http://www.aygfsteel.com/BlueDavy/comments/commentRss/177960.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/177960.html在讲完这个原因后Q在q篇blog中你q会看到ZSpring-DM后的DSF V0.7是什么样子,以及要干些什么活来完成V 0.7?nbsp; 阅读全文

BlueDavy 2008-01-26 23:45 发表评论
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Springq军SOA领域http://www.aygfsteel.com/BlueDavy/archive/2008/01/25/177787.htmlBlueDavyBlueDavyFri, 25 Jan 2008 08:20:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2008/01/25/177787.htmlhttp://www.aygfsteel.com/BlueDavy/comments/177787.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2008/01/25/177787.html#Feedback3http://www.aygfsteel.com/BlueDavy/comments/commentRss/177787.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/177787.html阅读全文

BlueDavy 2008-01-25 16:20 发表评论
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分析分布式服务框?/title><link>http://www.aygfsteel.com/BlueDavy/archive/2008/01/24/177533.html</link><dc:creator>BlueDavy</dc:creator><author>BlueDavy</author><pubDate>Thu, 24 Jan 2008 11:58:00 GMT</pubDate><guid>http://www.aygfsteel.com/BlueDavy/archive/2008/01/24/177533.html</guid><wfw:comment>http://www.aygfsteel.com/BlueDavy/comments/177533.html</wfw:comment><comments>http://www.aygfsteel.com/BlueDavy/archive/2008/01/24/177533.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/BlueDavy/comments/commentRss/177533.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/BlueDavy/services/trackbacks/177533.html</trackback:ping><description><![CDATA[     摘要: 技术是为需求而服务的Q分布式服务框架也同样如此,它不是凭I生的Q也是因为有q样的需求才会有分布式服务框架这L东西诞生Q在q篇blog中来详细的分析分布式服务框架诞生的原?其实也是需要用分布式服务框架的应用场景Q这里隐含的意思就是ƈ不是什么应用都需要分布式服务框架?、分布式服务框架需要提供的feature以及实现q些feature可选的技术方案?nbsp; <a href='http://www.aygfsteel.com/BlueDavy/archive/2008/01/24/177533.html'>阅读全文</a><img src ="http://www.aygfsteel.com/BlueDavy/aggbug/177533.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/BlueDavy/" target="_blank">BlueDavy</a> 2008-01-24 19:58 <a href="http://www.aygfsteel.com/BlueDavy/archive/2008/01/24/177533.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>ZOSGi实现分布式服务框架历E??http://www.aygfsteel.com/BlueDavy/archive/2008/01/22/176873.htmlBlueDavyBlueDavyTue, 22 Jan 2008 03:19:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2008/01/22/176873.htmlhttp://www.aygfsteel.com/BlueDavy/comments/176873.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2008/01/22/176873.html#Feedback4http://www.aygfsteel.com/BlueDavy/comments/commentRss/176873.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/176873.html阅读全文

BlueDavy 2008-01-22 11:19 发表评论
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ZOSGi实现分布式服务框架历E??http://www.aygfsteel.com/BlueDavy/archive/2008/01/21/176765.htmlBlueDavyBlueDavyMon, 21 Jan 2008 07:09:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2008/01/21/176765.htmlhttp://www.aygfsteel.com/BlueDavy/comments/176765.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2008/01/21/176765.html#Feedback2http://www.aygfsteel.com/BlueDavy/comments/commentRss/176765.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/176765.html阅读全文

BlueDavy 2008-01-21 15:09 发表评论
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ZOSGi实现分布式服务框架历E??http://www.aygfsteel.com/BlueDavy/archive/2008/01/18/176309.htmlBlueDavyBlueDavyFri, 18 Jan 2008 11:24:00 GMThttp://www.aygfsteel.com/BlueDavy/archive/2008/01/18/176309.htmlhttp://www.aygfsteel.com/BlueDavy/comments/176309.htmlhttp://www.aygfsteel.com/BlueDavy/archive/2008/01/18/176309.html#Feedback0http://www.aygfsteel.com/BlueDavy/comments/commentRss/176309.htmlhttp://www.aygfsteel.com/BlueDavy/services/trackbacks/176309.htmlJINI是由Sun研究院制定的Q其目标是Z实现分布式的服务Q所以在很多地方可以看到它和分布式服务框架是有不重叠之处的Q来先看看它对于需求的满度,最后再来分析做个ȝ?nbsp; 阅读全文

BlueDavy 2008-01-18 19:24 发表评论
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