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,激情久久免费视频http://www.aygfsteel.com/matuobasyouca/category/51214.htmlzh-cnFri, 23 Mar 2012 14:41:21 GMTFri, 23 Mar 2012 14:41:21 GMT60- Java 8 新特æ€?/title><link>http://www.aygfsteel.com/matuobasyouca/articles/372583.html</link><dc:creator>一酌散åƒå¿§</dc:creator><author>一酌散åƒå¿§</author><pubDate>Fri, 23 Mar 2012 14:37:00 GMT</pubDate><guid>http://www.aygfsteel.com/matuobasyouca/articles/372583.html</guid><wfw:comment>http://www.aygfsteel.com/matuobasyouca/comments/372583.html</wfw:comment><comments>http://www.aygfsteel.com/matuobasyouca/articles/372583.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/matuobasyouca/comments/commentRss/372583.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/matuobasyouca/services/trackbacks/372583.html</trackback:ping><description><![CDATA[<p><span style="font-family:宋体;Times New Roman";Times New Roman"">我们æ£ç„¦æ€¥ç‰å¾…çš„</span>Java8<span style="font-family:宋体;Times New Roman";Times New Roman"">ä¸å°†ä¼šæ”¯æŒä¸€äº›æ–°ç‰ÒŽ€§ï¼Œ˜q™äº›æ–°ç‰¹æ€§æœ¬åº”当åœ?/span>Java7<span style="font-family:宋体;Times New Roman";Times New Roman"">ä¸åŠ å…¥å´è¢«æŽ¨˜qŸäº†ã€‚现在，</span>Oracle<span style="font-family:宋体;Times New Roman";Times New Roman"">承诺新版本将会是“é©å‘½åQŒè€Œéž˜q›åŒ–”ã€?/span>Java<span style="font-family:宋体;Times New Roman";Times New Roman"">è¯è¨€çš„å‰æ™¯å°†ä¼šå¦‚何？</span></p> <p><span style="font-family:宋体;Times New Roman";Times New Roman"">åœ?/span>2011JavaOne<span style="font-family:宋体;Times New Roman";Times New Roman"">回忆ä¸ï¼Œ</span>Oracle<span style="font-family:宋体;Times New Roman";Times New Roman"">çš?/span>Java<span style="font-family: 宋体;Times New Roman";Times New Roman"">首å¸æž¶æž„å¸?/span>Mark Reinhold<span style="font-family:宋体;Times New Roman";Times New Roman"">¾l™å¤§ä¼—介¾l了一部分</span>Java8<span style="font-family:宋体;Times New Roman";Times New Roman"">的特性，以åŠ</span>Java9<span style="font-family:宋体;Times New Roman";Times New Roman"">的一些计划。ä¸òq¸çš„是，本在</span>Java7<span style="font-family:宋体;Times New Roman";Times New Roman"">ä¸è®¡åˆ’çš„</span>5<span style="font-family: 宋体;Times New Roman";Times New Roman"">个关键改˜q›ï¼Œå…¶ä¸æœ?/span>2<span style="font-family:宋体;Times New Roman";Times New Roman"">ä¸ªå› ä¸?/span>Java release<span style="font-family:宋体;Times New Roman";Times New Roman"">ç‰ˆæœ¬çš„æ—¥æœŸåŽŸå› è¢«æš‚æ—¶æç½®ã€?/span>Mark<span style="font-family:宋体;Times New Roman";Times New Roman"">承认</span>Java7<span style="font-family:宋体;Times New Roman";Times New Roman"">çš„æ›´æ–°éžå¸”R‡è¦ï¼Œä½†æ˜¯æš—示äº?/span>Java8<span style="font-family:宋体;Times New Roman";Times New Roman"">ž®†åœ¨åŸºç¡€å±‚é¢æ”¹å˜åŽŸæœ¬è¯è¨€çš„功能。看一下特性列表，应该是接˜q‘真实的ã€?/span></p> <p>Java8<span style="font-family:宋体;Times New Roman";Times New Roman"">çš?/span>release<span style="font-family:宋体;Times New Roman";Times New Roman"">版本ž®†åŒ…å«ä¸¤ä¸ªä¸»è¦é¡¹ç›®ï¼š</span>Lambda <span style="font-family:宋体;Times New Roman";Times New Roman"">å’?/span> Jigsaw. <span style="font-family:宋体;Times New Roman";Times New Roman"">åœ?/span>Lambda<span style="font-family:宋体;Times New Roman";Times New Roman"">™å¹ç›®ä¸?/span>, Java<span style="font-family:宋体;Times New Roman";Times New Roman"">ž®†æå‡ä¼˜åŒ–åœ¨å¤šæ ¸å¤„ç†¾pÈ»Ÿä¸çš„æœ‰æ•ˆèƒ½åŠ›ã€‚å¤šæ ¸æ˜¯</span>Java<span style="font-family:宋体;Times New Roman";Times New Roman"">ž®†ä¼š˜q行的最常è§çš„硬件支æŒï¼Œæ‰€ä»¥è¿˜æ˜¯éžå¸¸æœ‰å¿…è¦ä¼˜åŒ–åœ¨å¤šæ ¸åã^å°çš„性能的ã€?/span>Lambda<span style="font-family:宋体;Times New Roman";Times New Roman"">™å¹ç›®ž®†åŒ…å«ä¸€ä¸ªé¢å¤–的支挞®†ä»£ç 模型化为数æ®çš„¾~–程模å¼çš„处ç†ç³»¾l?/span>[1]<span style="font-family:宋体;Times New Roman";Times New Roman"">。新处熾pÈ»Ÿèƒ½å¤Ÿæ–¹ä¾¿åœîC‹Éç”?/span>Lambda<span style="font-family:宋体;Times New Roman";Times New Roman"">表达å¼?/span>, <span style="font-family: 宋体;Times New Roman";Times New Roman"">作äØ“å¤šæ ¸òq›_°çš„最佛_¤„ç†æ–¹å¼ã€‚这些新ç‰ÒŽ€§åŒ…括：</span></p> <p style="margin-left:21.0pt;text-indent:-21.0pt;"><span style="font-family:Wingdings;">l </span>Lambda <span style="font-family:宋体;Times New Roman";Times New Roman"">表达å¼çš„使用</span></p> <p style="margin-left:21.0pt;text-indent:-21.0pt;"><span style="font-family: Wingdings;">l </span><span style="font-family:宋体;Times New Roman";Times New Roman"">æ‰©å±•çš„ç›®æ ‡ç±»åž‹åŒ–</span></p> <p style="margin-left:21.0pt;text-indent:-21.0pt;"><span style="font-family: Wingdings;">l </span><span style="font-family:宋体;Times New Roman";Times New Roman"">æ–ÒŽ³•ä¸Žæž„é€ å‡½æ•°å¼•ç”?/span></p> <p style="margin-left:21.0pt;text-indent:-21.0pt;"><span style="font-family: Wingdings;">l </span><span style="font-family:宋体;Times New Roman";Times New Roman"">默认æ–ÒŽ³•</span></p> <p><span style="font-family:宋体;Times New Roman";Times New Roman"">若想å¯?/span>Lambda <span style="font-family:宋体;Times New Roman";Times New Roman"">™å¹ç›®äº†è§£æ›´å¤šåQŒè¯·è®‰K—®</span>:http://openjdk.java.net/projects/lambda/</p> <p>Java8<span style="font-family:宋体;Times New Roman";Times New Roman"">½W¬äºŒä¸ªæ¿€åŠ¨äh心的™å¹ç›®ž®±æ˜¯</span>Jigsaw<span style="font-family:宋体;Times New Roman";Times New Roman"">ã€?/span>Jigsaw<span style="font-family:宋体;Times New Roman";Times New Roman"">目的是在</span>JDK<span style="font-family:宋体;Times New Roman";Times New Roman"">ä¸å¾ç«‹ä¸€å¥—设计和实施模å—化系¾lŸçš„行之有效的方法，òq¶å°†è¯¥æ¨¡å—化¾pÈ»Ÿç›´æŽ¥åº”用äº?/span>JDK<span style="font-family:宋体;Times New Roman";Times New Roman"">本èín。这是äØ“äº†åŠ å¼ºå¤§å—代ç çš„å¯ç»´æŠ¤æ€§ä»¥åŠæå‡ä»£ç 在跨应用程åºæˆ–大型æ“作时的å¯ç”¨æ€§ã€?/span>Jigsaw<span style="font-family:宋体;Times New Roman";Times New Roman"">™å¹ç›®å¸¦æ¥äº†ç›¸å½“多的新ç‰ÒŽ€§ï¼ŒåŒ…括ž®è£…åQŒé‡æž„，版本控制和模å—集æˆã€?/span></p> <p><span style="font-family:宋体;Times New Roman";Times New Roman"">若想å¯?/span>Jigsaw<span style="font-family:宋体;Times New Roman";Times New Roman"">™å¹ç›®äº†è§£æ›´å¤šåQŒè¯·è®‰K—®</span>:http://openjdk.java.net/projects/ jigsaw /</p> <p><span style="font-family:宋体;Times New Roman";Times New Roman"">通过上述两个™å¹ç›®</span>, <span style="font-family:宋体;Times New Roman";Times New Roman"">˜q˜å°†ä¼šæœ‰å…¶ä»–çš„è¯a€ç‰¹å¾åŠ å…¥åQŒå¦‚åQ?/span> <span style="font-family:宋体;Times New Roman";Times New Roman"">åŠ å¼ºäº?/span>Java<span style="font-family:宋体;Times New Roman";Times New Roman"">æ ¸å¿ƒåº“èƒ½å¤Ÿç®€å•çš„表达集åˆåQ?/span>collections<span style="font-family:宋体;Times New Roman";Times New Roman"">åQ‰çš„òq¶è¡Œè®¡ç®—òq¶ä¸”</span> virtual extension methods <span style="font-family:宋体;Times New Roman";Times New Roman"">˜q行在接å£ä¸¾l™ä¸€ä¸ªæ–¹æ³•æŒ‡å®šé»˜è®¤å®žçŽ°ã€‚支æŒä¼ 感器的新</span>Date/Time API<span style="font-family:宋体;Times New Roman";Times New Roman"">ž®†å¢žåŠ 代ç çš„å¯éƒ¨¾|²æ–¹å¼ã€?/span></p> <p>Oracle <span style="font-family: 宋体;Times New Roman";Times New Roman"">æ£åœ¨è§„划òq¶å¼€å§‹è®¨è®?/span>Java9<span style="font-family:宋体;Times New Roman";Times New Roman"">å¼€å‘的关键领域。他们æ£åœ¨è€ƒå¯Ÿå»ºç«‹ä¸€ä¸ªè‡ªè°ƒèŠ‚çš?/span>JVM<span style="font-family:宋体;Times New Roman";Times New Roman"">åQˆé’ˆå¯¹è¿è¡Œæ•ˆçŽ‡å’Œæ€§èƒ½åQ‰ï¼Œæ”¹è¿›æœ¬åœ°é›†æˆå’Œå¤§è§„æ¨¡å¤šæ ¸å¯äŽ×¾~©æ€§ã€‚åƈ且在考虑通过元对象å议和资溽Ž¡ç†æ供对云½E‹åºçš„è·¨è¯è¨€æ”¯æŒã€?/span>Java<span style="font-family:宋体;Times New Roman";Times New Roman"">有ç€å·¨å¤§çš„å¼€å‘者基æ•îC»Žè€Œæ£åœ¨é€æ¥æˆäؓ世界上最常用的编½E‹è¯a€åQŒæ‰€ä»?/span>Java<span style="font-family:宋体;Times New Roman";Times New Roman"">çš„æ–°ç‰ÒŽ€§åƈä¸èƒ½è®©è¿Žåˆæ‰€æœ‰ähã€?/span>Oracle<span style="font-family:宋体;Times New Roman";Times New Roman"">期望</span>Java<span style="font-family: 宋体;Times New Roman";Times New Roman"">æˆäؓ未æ¥åº”用½E‹åºçš„最主è¦çš„ç¼–½E‹è¯a€åQŒä¸ä»…推动了è¯è¨€çš„è¿›æ¥ï¼Œä¹Ÿèƒ½åŒæ—¶å–å¾—å¼€å‘者的‹Æ¢å¿ƒã€?/span></p> <p> </p> <p>[1]: Given the increasing relevance of callbacks and other functional-style idioms, it is important that modeling code as data in Java be as lightweight as possible.<span style="font-family: 宋体;Times New Roman";Times New Roman"">从官¾|‘上摘抄的一ŒDµï¼Œå¯¹äºŽ</span>modeling code as data<span style="font-family:宋体;Times New Roman";Times New Roman"">çš„ç†è§£ï¼Œ</span>modeling<span style="font-family:宋体;Times New Roman";Times New Roman"">应当是动è¯æ‰€ä»¥æœ€åŽè¿˜æ˜¯ç¿»è¯‘äØ“ž®†ä»£ç 模型化为数æ®ã€?/span></p> <p>[2]: http://www.disi.unige.it/person/ZuccaE/FOOL2011/goetz-slides.pdf <span style="font-family:宋体;Times New Roman";Times New Roman"">˜q™ä¸ª</span>pdf<span style="font-family:宋体;Times New Roman";Times New Roman"">解释了很å¤?/span>Java8<span style="font-family:宋体;Times New Roman";Times New Roman"">的特æ€?nbsp;</span></p> <p> <br /></p> <p> </p> <p><span style="font-family:宋体;Times New Roman";Times New Roman"">原文引用åQ?/span><a >http://www.learncomputer.com/java-8-new-features/</a></p> <p> </p><img src ="http://www.aygfsteel.com/matuobasyouca/aggbug/372583.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/matuobasyouca/" target="_blank">一酌散åƒå¿§</a> 2012-03-23 22:37 <a href="http://www.aygfsteel.com/matuobasyouca/articles/372583.html#Feedback" target="_blank" style="text-decoration:none;">å‘表评论</a></div>]]></description></item></channel></rss> 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