To the end of 2003, J2SE1.5 the beta version will be released. This release and has now been released J2SE1.4 two updates 1.4.1 and 1.4.2 are the 2003 JavaOne Conference as the expected release. If you did not attend the conference, or would like to re-review, so here are brief summaries of the conference.
J2SE 1.4.1 and 1.4.2 Releases
When 1.4.1 (codename "Hopper") issued in September 2002 and its follow-up version 1.4.2 (codename "Mantis") in January 2003 when the release schedule has been repaired over 4000 of the bug and is still in repair.
銆??鍦↗2SE1.5鐨勬柊鐗规?涓紝灏嗘坊鍔犱竴浜涗紬浜烘湡寰呭凡涔呯殑鍔熻兘锛屾瘮濡傚Itenium CPU鐨勫畬鍏ㄦ敮鎸侊紱Swing鐨勭敤鎴峰皢鐪嬪埌涓や釜鍏ㄦ柊鐨勫唴寤篖ook & Feels锛屼竴涓槸Windows XP椋庢牸锛屼竴涓狦TK椋庢牸锛涘悓鏃跺惎鍔ㄦ椂闂翠笂涔熸湁鏀硅繘銆?br />
銆??鍦ㄦ湇鍔″櫒绔殑澧炲己涓昏鍖呭惈浜嗕袱涓柊澧炵殑GC锛屼竴涓苟琛屾爣璁版竻鎵畻娉曪紙concurrent mark and sweep algorithm锛夊拰绫讳技骞磋交绌洪棿鏀堕泦锛坧arallel young space collector锛夈?杩欎袱涓柊鐨凣C鑳介?杩囩紪璇戠殑鍙傛暟鏉ヨ皟鐢細-XX:+UseConcMarkSweepGC 鍜?-XX:+UseParallelGC銆?br />
銆??鎺ヤ笅鏉ワ紝濡備綍杩愮敤杩欎簺鍙傛暟鏉ヨ皟鏁寸郴缁熺殑鏈?匠鎬ц兘灏辨槸鎴戜滑鍦↗2SE1.5涓渶瑕佸涔犲拰鐞嗚В鐨勪簡銆?br />
銆??J2SE 1.5 Release
銆??J2SE 1.5锛堝紑鍙戜唬鍙封?Tiger鈥濓級鏄疛ava骞冲彴鍜岃瑷?笂鐨勪竴涓噸瑕佷慨鏀癸紝鐩墠涓昏鍖呮嫭浜?5涓狫SR鐨勮姹傚拰鍏朵粬涓?簺绫讳技鐨勬洿鏂般?杩欐鐨凴elease涓昏鍏虫敞浜庡嚑涓叧閿殑涓婚锛氫富瑕佹槸鍝佽川锛岀洃瑙嗗拰绠＄悊锛屾?鑳藉拰鍙墿灞曟?锛岃交鏉剧殑寮?彂浠ュ強妗岄潰瀹㈡埛绔?
銆??Ease of Development锛堣交鏉剧殑寮?彂锛?br />
銆??浣犲彲鑳藉凡缁忓惉鍒拌繃浜嗗叧浜庡噺杞诲紑鍙戦毦搴﹁?鍋氱殑Java璇█涓婄殑淇敼銆傝繖娆2SE鏍规嵁JSR鐨勮姹傚疄鐜颁互涓嬪嚑涓狫SR锛欽SR 201 鍖呭惈浜?涓慨鏀癸紱JSR 175鐨勬牳蹇冩槸鏀寔鍏冩暟鎹紙metadata锛夛紝鑰孞SR 14鍒欒鑼冧簡娉涘瀷銆?br />
銆??鍏冩暟鎹姛鑳芥彁渚涗簡澹版槑寮忕殑寮?彂锛屽苟涓斿彇浠ｄ簡涓?簺宸ュ叿鐨勪唬鐮佺敓鎴愬拰缁存姢鍔熻兘銆傛硾鍨嬫彁鍗囦簡鏃犻渶鎵嬪姩杞瀷锛坢anual casting锛夌殑浠ｇ爜澶嶇敤锛岄?甯竚anual casting閮戒細甯︽潵绫诲瀷瀹夊叏鎬т笂鐨勪竴浜涢棶棰樸?
銆??鍙﹀鐨勫洓涓慨鏀瑰垎鍒槸锛?br />
銆??鐢╢or寰幆鏉ラ亶鍘嗗鍣紙Collection 绫诲瀷锛夛紝鑰屼笉闇?鏄惧紡鐨勫０鏄庡鍣ㄧ殑杩唬鍣紙Iterator锛?
銆??鏋氫妇绫诲瀷鎻愪緵浜嗚秴瓒婄被浼糵inal static int鐨勶紝澧炲己鐨勭被鍨嬪畨鍏ㄦ?锛?br />
銆??褰撳湪娉涘瀷涓娇鐢ㄥ熀鏈暟鎹被鍨嬶紙Primitive Types锛夌殑鏃跺?鎻愪緵鑷姩瑁呯锛坅utoboxing锛夊姛鑳斤紙鍘熸潵鐨勬硾鍨嬩腑鏄笉鑳戒娇鐢ㄥ熀鏈被鍨嬬殑锛夛紱
銆??寮曞叆浜嗛潤鎬佸父閲忥紙static constants锛夌被鏀硅繘鏄惧紡鐨勫叡浜竴涓潤鎬佹暟鎹紱
銆??涓轰簡瀹炵幇杞绘澗鐨勫紑鍙戯紝闄や簡璇█涓婄殑淇敼涔嬪锛岃繕鏈変竴浜涢澶栫殑涓滆タ锛屾瘮濡備竴浜涙?蹇祊rintf鍑芥暟鐨勪細鍙戠幇瀹冨張鍥炴潵浜嗭紱涓?釜鏂扮殑骞跺彂宸ュ叿锛堝湪JSR 166涓彁鍙婏級灏嗕娇寰楀绾跨▼缂栫▼鍙樼殑鏇村姞绠?崟杞绘澗銆?br />
銆??Scalability and Performance锛堝彲鎵╁睍鎬у拰鎬ц兘锛?br />
銆??J2SE 1.5鐗堟湰灏嗘壙璇烘敼杩涘彲鎵╁睍鎬у拰鎬ц兘锛屽挨鍏舵槸鍦ㄥ惎鍔ㄦ椂闂村拰鍐呭瓨鍗拌锛坢emory footprint锛変笂锛屽皢浣垮緱鐢ㄦ埛鑳戒互鏈?揩鐨勯?搴﹀彂甯冧竴涓簲鐢ㄧ▼搴忋?浠嶫SR 163涓婂皢瀹炵幇鍐呭缓鐨勬?鑳藉伐绋嬶紙Performance ergonomics锛夊拰涓姛鑳藉己鍔茬殑API profile宸ュ叿銆?br />
銆??Monitoring and Manageability锛堢洃瑙嗗拰绠＄悊锛?br />
銆??鐩戣鍜岀鐞嗘槸Tiger涓殑涓?釜涓昏鐗规?銆傞偅浜涘湪J2EE骞冲彴涓婁娇鐢↗MX鐨勫紑鍙戣?灏嗛潪甯稿紑蹇冪殑鐪嬪埌杩欐牱鐨勭壒鎬ц兘鍦↗2SE涓疄鐜般?閫氳繃瀵笿VM鐨勭洃瑙嗭紝灏嗗厑璁稿宸插彂甯冪殑搴旂敤绋嬪簭鍋ュ悍鎬х殑瀹屽叏妫?煡锛屽寘鎷搴曞眰鍐呭瓨娉勬紡妫?祴锛岄敊璇鐞嗙敋鑷虫槸API 鍫嗘爤璺熻釜锛坰tack trace锛夌殑鐩戣銆?br />
銆??Core XML Support锛堟牳蹇冪殑XML鏀寔锛?br />
銆??J2SE 1.5鐨勪粙缁嶈淇敼涓篨ML鐨勬牳蹇冨钩鍙帮紝琛ㄧずJava鐨勬牳蹇傾PI灏嗗寘鎷簡XML1.1锛孲AX 2.0鍜孌OM Level3銆俉eb service鏂归潰鐨凙PI锛孞AX-RPC锛屽拰JAXB灏嗙户缁嚭鐜板湪Web Service鐨勫寘涓紝鍦ㄤ互鍚庣殑鏂扮増鏈腑杩欎簺API灏嗚娣诲姞鍒版牳蹇傾PI涓幓銆?br />
銆??Desktop Client锛堟闈㈠鎴风锛?br />
銆??鏈?悗涓?釜閲嶇偣鐨勬柊鐗规?鏄闈㈠鎴风銆傝繖灏嗗甫鏉ュ嚑涓唴寤虹殑鏂扮殑Look & Feels鏀寔锛屽苟涓斿寮轰簡瀵圭毊鑲わ紙skins锛夌殑鏀寔銆傞櫎浜嗗惎鍔ㄩ?搴﹀拰鍐呭瓨鍗拌鐨勫寮猴紝妗岄潰寮?彂鑰呭張澶氫簡鍑犱釜鍊煎緱鏈熷緟鐨勬柊鐗规?銆?br />
銆??Unicode 3.1 Support锛堝Unicode 3.1鐨勬敮鎸侊級
銆??32浣嶇殑浠ｇ悊瀛楃锛坰urrogate character锛夋敮鎸佸皢浼氬緢璋ㄦ厧鐨勬坊鍔犲埌鏂扮殑鐗堟湰涓紝鎵?互1.5鐗堟湰灏嗕粛鐒朵娇鐢?6浣嶇殑char绫诲瀷銆?br />
銆??New IO Support锛堟柊鐨処O鏀寔锛?br />
銆??鏂扮増鏈皢鎻愪緵瀵瑰紓姝O鐨勬敮鎸侊紝骞朵笖鏀寔鍦ㄥ钩鍙颁腑閫傚綋鐨勫湴鏂瑰紑鎷撴洿娣卞叆鐨勪娇鐢ㄨ繖浜汚PI銆?br />
銆??鏈変簡J2SE 1.4.2鍜孞2SE1.5锛孞ava鐨勫紑鍙戣?浠皢鎷ユ湁涓?釜婵?姩浜哄績鐨勪竴骞淬?
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