J2EE錛圝ava 2 Enterprise Edition錛夋槸寤虹珛鍦↗ava 2騫沖彴涓婄殑浼佷笟綰у簲鐢ㄧ殑瑙ｅ喅鏂規(guī)銆侸2EE鎶鏈殑鍩虹渚挎槸Java 2騫沖彴錛屼笉浣嗘湁J2SE騫沖彴鐨勬墍鏈夊姛鑳斤紝鍚屾椂榪樻彁渚涗簡瀵笶JB錛孲ervlet錛孞SP錛孹ML絳夋妧鏈殑鍏ㄩ潰鏀寔錛屽叾鏈緇堢洰鏍囨槸鎴愪負涓涓敮鎸佷紒涓氱駭搴旂敤寮鍙戠殑浣撶郴緇撴瀯錛岀畝鍖栦紒涓氳В鍐蟲柟妗堢殑寮鍙戯紝閮ㄧ講鍜岀鐞嗙瓑澶嶆潅闂銆備簨瀹炰笂錛孞2EE宸茬粡鎴愪負浼佷笟綰у紑鍙戠殑宸ヤ笟鏍囧噯鍜岄閫夊鉤鍙般?
銆銆J2EE騫墮潪涓涓駭鍝侊紝鑰屾槸涓緋誨垪鐨勬爣鍑嗐傚競鍦轟笂鍙互鐪嬪埌寰堝瀹炵幇浜咼2EE鐨勪駭鍝侊紝濡侭EA WebLogic錛孖BM WebSphere浠ュ強寮婧愮殑JBOSs絳夌瓑銆?/p>
J2EE錛屾槸sun鍏徃鎻愬嚭鐨勪竴涓爣鍑嗭紝絎﹀悎榪欎釜鏍囧噯鐨勪駭鍝佸彨"瀹炵幇"錛涘叾涓綘涓嬭澆鐨剆un鍏徃鐨刯2ee寮鍙戝寘涓氨鏈変竴涓繖鏍風殑"瀹炵幇"錛岃宩BOss錛寃eblogic錛寃ebsphere閮芥槸j2ee鏍囧噯鐨勪竴涓?瀹炵幇"銆傜敱浜巎boss錛寃eblogic錛寃ebsphere鑷韓甯︽湁j2ee鐨凙PI錛屾墍浠ュ彲浠ヤ笉浣跨敤sun鐨刯2ee瀹炵幇銆?/p>
涓. J2EE鐨勬蹇?/strong>
鐩墠錛孞ava 2騫沖彴鏈?涓増鏈紝瀹冧滑鏄傜敤浜庡皬鍨嬭澶囧拰鏅鴻兘鍗＄殑Java 2騫沖彴MiCRo鐗堬紙Java 2 PlatfORM Micro EDItion錛孞2ME錛夈侀傜敤浜庢闈㈢郴緇熺殑Java 2騫沖彴鏍囧噯鐗堬紙Java 2 Platform STandard Edition錛孞2SE錛夈侀傜敤浜庡垱寤烘湇鍔″櫒搴旂敤紼嬪簭鍜屾湇鍔＄殑Java2騫沖彴浼佷笟鐗堬紙Java 2 Platform Enterprise Edition錛孞2EE錛夈?/p>
J2EE鏄竴縐嶅埄鐢↗ava 2騫沖彴鏉ョ畝鍖栦紒涓氳В鍐蟲柟妗堢殑寮鍙戙侀儴緗插拰綆＄悊鐩稿叧鐨勫鏉傞棶棰樼殑浣撶郴緇撴瀯銆侸2EE鎶鏈殑鍩虹灝辨槸鏍稿績Java騫沖彴鎴朖ava 2騫沖彴鐨勬爣鍑嗙増錛孞2EE涓嶄粎宸╁浐浜嗘爣鍑嗙増涓殑璁稿浼樼偣錛屼緥濡?緙栧啓涓嬈°侀殢澶勮繍琛?鐨勭壒鎬с佹柟渚垮瓨鍙栨暟鎹簱鐨凧DBC API銆丆ORBA鎶鏈互鍙婅兘澶熷湪Internet搴旂敤涓繚鎶ゆ暟鎹殑瀹夊叏妯″紡絳夌瓑錛屽悓鏃惰繕鎻愪緵浜嗗 EJB錛圗nterprise JavaBeans錛夈丣ava Servlets API銆丣SP錛圝ava Server PagES錛変互鍙奨ML鎶鏈殑鍏ㄩ潰鏀寔銆傚叾鏈緇堢洰鐨勫氨鏄垚涓轟竴涓兘澶熶嬌浼佷笟寮鍙戣呭ぇ騫呯緝鐭姇鏀懼競鍦烘椂闂寸殑浣撶郴緇撴瀯銆?/p>
J2EE浣撶郴緇撴瀯鎻愪緵涓棿灞傞泦鎴愭鏋剁敤鏉ユ弧瓚蟲棤闇澶璐圭敤鑰屽張闇瑕侀珮鍙敤鎬с侀珮鍙潬鎬т互鍙婂彲鎵╁睍鎬х殑搴旂敤鐨勯渶姹傘傞氳繃鎻愪緵緇熶竴鐨勫紑鍙戝鉤鍙幫紝J2EE闄嶄綆浜嗗紑鍙戝灞傚簲鐢ㄧ殑璐圭敤鍜屽鏉傛э紝鍚屾椂鎻愪緵瀵圭幇鏈夊簲鐢ㄧ▼搴忛泦鎴愬己鏈夊姏鏀寔錛屽畬鍏ㄦ敮鎸丒nterprise JavaBeans錛屾湁鑹ソ鐨勫悜瀵兼敮鎸佹墦鍖呭拰閮ㄧ講搴旂敤錛屾坊鍔犵洰褰曟敮鎸侊紝澧炲己浜嗗畨鍏ㄦ満鍒訛紝鎻愰珮浜嗘ц兘銆?/p>
浜? J2EE鐨勪紭鍔?/strong>
J2EE涓烘惌寤哄叿鏈夊彲浼哥緝鎬с佺伒媧繪с佹槗緇存姢鎬х殑鍟嗗姟緋葷粺鎻愪緵浜嗚壇濂界殑鏈哄埗:淇濈暀鐜板瓨鐨処T璧勪駭: 鐢變簬浼佷笟蹇呴』閫傚簲鏂扮殑鍟嗕笟闇姹傦紝鍒╃敤宸叉湁鐨勪紒涓氫俊鎭郴緇熸柟闈㈢殑鎶曡祫錛岃屼笉鏄噸鏂板埗瀹氬叏鐩樻柟妗堝氨鍙樺緱寰堥噸瑕併傝繖鏍鳳紝涓涓互娓愯繘鐨勶紙鑰屼笉鏄縺榪涚殑錛屽叏鐩樺惁瀹氱殑錛夋柟寮忓緩绔嬪湪宸叉湁緋葷粺涔嬩笂鐨勬湇鍔″櫒绔鉤鍙版満鍒舵槸鍏徃鎵闇姹傜殑銆侸2EE鏋舵瀯鍙互鍏呭垎鍒╃敤鐢ㄦ埛鍘熸湁鐨勬姇璧勶紝濡備竴浜涘叕鍙鎬嬌鐢ㄧ殑BEA Tuxedo銆両BM CICS, IBM Encina,銆両nprise VisiBroker 浠ュ強NetSCApe Application Server銆傝繖涔嬫墍浠ユ垚涓哄彲鑳芥槸鍥犱負J2EE鎷ユ湁騫挎硾鐨勪笟鐣屾敮鎸佸拰涓浜涢噸瑕佺殑'浼佷笟璁＄畻'棰嗗煙渚涘簲鍟嗙殑鍙備笌銆傛瘡涓涓緵搴斿晢閮藉鐜版湁鐨勫鎴鋒彁渚涗簡涓嶇敤搴熷純宸叉湁鎶曡祫錛岃繘鍏ュ彲縐繪鐨凧2EE棰嗗煙鐨勫崌綰ч斿緞銆傜敱浜庡熀浜嶫2EE騫沖彴鐨勪駭鍝佸嚑涔庤兘澶熷湪浠諱綍鎿嶄綔緋葷粺鍜岀‖浠墮厤緗笂榪愯錛岀幇鏈夌殑鎿嶄綔緋葷粺鍜岀‖浠朵篃鑳借淇濈暀浣跨敤銆?/p>
楂樻晥鐨勫紑鍙? J2EE鍏佽鍏徃鎶婁竴浜涢氱敤鐨勩佸緢綣佺悙鐨勬湇鍔＄浠誨姟浜ょ粰涓棿浠朵緵搴斿晢鍘誨畬鎴愩傝繖鏍峰紑鍙戜漢鍛樺彲浠ラ泦涓簿鍔涘湪濡備綍鍒涘緩鍟嗕笟閫昏緫涓婏紝鐩稿簲鍦扮緝鐭簡寮鍙戞椂闂淬傞珮綰т腑闂翠歡渚涘簲鍟嗘彁渚涗互涓嬭繖浜涘鏉傜殑涓棿浠舵湇鍔?
鐘舵佺鐞嗘湇鍔?-- 璁╁紑鍙戜漢鍛樺啓鏇村皯鐨勪唬鐮侊紝涓嶇敤鍏沖績濡備綍綆＄悊鐘舵侊紝榪欐牱鑳藉鏇村揩鍦板畬鎴愮▼搴忓紑鍙戙?br /> 鎸佺畫鎬ф湇鍔?-- 璁╁紑鍙戜漢鍛樹笉鐢ㄥ鏁版嵁璁塊棶閫昏緫榪涜緙栫爜灝辮兘緙栧啓搴旂敤紼嬪簭錛岃兘鐢熸垚鏇磋交宸э紝涓庢暟鎹簱鏃犲叧鐨勫簲鐢ㄧ▼搴忥紝榪欑搴旂敤紼嬪簭鏇存槗浜庡紑鍙戜笌緇存姢銆?br /> 鍒嗗竷寮忓叡浜暟鎹璞ACHE鏈嶅姟 -- 璁╁紑鍙戜漢鍛樼紪鍒墮珮鎬ц兘鐨勭郴緇燂紝鏋佸ぇ鎻愰珮鏁翠綋閮ㄧ講鐨勪幾緙╂с?br /> 鏀寔寮傛瀯鐜: J2EE鑳藉寮鍙戦儴緗插湪寮傛瀯鐜涓殑鍙Щ妞嶇▼搴忋傚熀浜嶫2EE鐨勫簲鐢ㄧ▼搴忎笉渚濊禆浠諱綍鐗瑰畾鎿嶄綔緋葷粺銆佷腑闂翠歡銆佺‖浠躲傚洜姝よ璁″悎鐞嗙殑鍩轟簬J2EE鐨勭▼搴忓彧闇寮鍙戜竴嬈″氨鍙儴緗插埌鍚勭騫沖彴銆傝繖鍦ㄥ吀鍨嬬殑寮傛瀯浼佷笟璁＄畻鐜涓槸鍗佸垎鍏抽敭鐨勩侸2EE鏍囧噯涔熷厑璁稿鎴瘋璐笌J2EE鍏煎鐨勭涓夋柟鐨勭幇鎴愮殑緇勪歡錛屾妸浠栦滑閮ㄧ講鍒板紓鏋勭幆澧冧腑錛岃妭鐪佷簡鐢辮嚜宸卞埗璁㈡暣涓柟妗堟墍闇鐨勮垂鐢ㄣ?br /> 鍙幾緙╂? 浼佷笟蹇呴』瑕侀夋嫨涓縐嶆湇鍔″櫒绔鉤鍙幫紝榪欑騫沖彴搴旇兘鎻愪緵鏋佷匠鐨勫彲浼哥緝鎬у幓婊¤凍閭ｄ簺鍦ㄤ粬浠郴緇熶笂榪涜鍟嗕笟榪愪綔鐨勫ぇ鎵規(guī)柊瀹㈡埛銆傚熀浜嶫2EE騫沖彴鐨勫簲鐢ㄧ▼搴忓彲琚儴緗插埌鍚勭鎿嶄綔緋葷粺涓娿備緥濡傚彲琚儴緗插埌楂樼UNIX涓庡ぇ鍨嬫満緋葷粺錛岃繖縐嶇郴緇熷崟鏈哄彲鏀寔64鑷?56涓鐞嗗櫒銆傦紙榪欐槸NT鏈嶅姟鍣ㄦ墍鏈涘皹鑾強鐨勶級J2EE棰嗗煙鐨勪緵搴斿晢鎻愪緵浜嗘洿涓哄箍娉涚殑璐熻澆騫寵 絳栫暐銆傝兘娑堥櫎緋葷粺涓殑鐡墮錛屽厑璁稿鍙版湇鍔″櫒闆嗘垚閮ㄧ講銆傝繖縐嶉儴緗插彲杈炬暟鍗冧釜澶勭悊鍣紝瀹炵幇鍙珮搴︿幾緙╃殑緋葷粺錛屾弧瓚蟲湭鏉ュ晢涓氬簲鐢ㄧ殑闇瑕併?br /> 紼沖畾鐨勫彲鐢ㄦ? 涓涓湇鍔″櫒绔鉤鍙板繀欏昏兘鍏ㄥぉ鍊欒繍杞互婊¤凍鍏徃瀹㈡埛銆佸悎浣滀紮浼寸殑闇瑕併傚洜涓篒NTERNET鏄叏鐞冨寲鐨勩佹棤澶勪笉鍦ㄧ殑錛屽嵆浣垮湪澶滈棿鎸夎鍒掑仠鏈轟篃鍙兘閫犳垚涓ラ噸鎹熷け銆傝嫢鏄剰澶栧仠鏈猴紝閭ｄ細鏈夌伨闅炬у悗鏋溿侸2EE閮ㄧ講鍒板彲闈犵殑鎿嶄綔鐜涓紝浠栦滑鏀寔闀挎湡鐨勫彲鐢ㄦс備竴浜汮2EE閮ㄧ講鍦╓INDOWS鐜涓紝瀹㈡埛涔熷彲閫夋嫨鍋ュ．鎬ц兘鏇村ソ鐨勬搷浣滅郴緇熷Sun Solaris銆両BM OS/390銆傛渶鍋ュ．鐨勬搷浣滅郴緇熷彲杈懼埌99.999%鐨勫彲鐢ㄦф垨姣忓勾鍙渶5鍒嗛挓鍋滄満鏃墮棿銆傝繖鏄疄鏃舵у緢寮哄晢涓氱郴緇熺悊鎯崇殑閫夋嫨銆?/p>
涓? J2EE 鐨勫洓灞傛ā鍨?/strong>
J2EE浣跨敤澶氬眰鐨勫垎甯冨紡搴旂敤妯″瀷錛屽簲鐢ㄩ昏緫鎸夊姛鑳藉垝鍒嗕負緇勪歡錛屽悇涓簲鐢ㄧ粍浠舵牴鎹粬浠墍鍦ㄧ殑灞傚垎甯冨湪涓嶅悓鐨勬満鍣ㄤ笂銆備簨瀹炰笂錛宻un璁捐J2EE鐨勫垵琛鋒鏄負浜嗚В鍐充袱灞傛ā寮?Client/server)鐨勫紛绔紝鍦ㄤ紶緇熸ā寮忎腑錛屽鎴風鎷呭綋浜嗚繃澶氱殑瑙掕壊鑰屾樉寰楄噧鑲匡紝鍦ㄨ繖縐嶆ā寮忎腑錛岀涓嬈￠儴緗茬殑鏃跺欐瘮杈冨鏄擄紝浣嗛毦浜庡崌綰ф垨鏀硅繘錛屽彲浼稿睍鎬т篃涓嶇悊鎯籌紝鑰屼笖緇忓父鍩轟簬鏌愮涓撴湁鐨勫崗璁曗曢氬父鏄煇縐嶆暟鎹簱鍗忚銆傚畠浣垮緱閲嶇敤涓氬姟閫昏緫鍜岀晫闈㈤昏緫闈炲父鍥伴毦銆傜幇鍦↗2EE 鐨勫灞備紒涓氱駭搴旂敤妯″瀷灝嗕袱灞傚寲妯″瀷涓殑涓嶅悓灞傞潰鍒囧垎鎴愯澶氬眰銆備竴涓灞傚寲搴旂敤鑳藉涓轟笉鍚岀殑姣忕鏈嶅姟鎻愪緵涓涓嫭绔嬬殑灞傦紝浠ヤ笅鏄?J2EE 鍏稿瀷鐨勫洓灞傜粨鏋?
榪愯鍦ㄥ鎴風鏈哄櫒涓婄殑瀹㈡埛灞傜粍浠?br /> 榪愯鍦↗2EE鏈嶅姟鍣ㄤ笂鐨刉eb灞傜粍浠?br /> 榪愯鍦↗2EE鏈嶅姟鍣ㄤ笂鐨勪笟鍔￠昏緫灞傜粍浠?br /> 榪愯鍦‥IS鏈嶅姟鍣ㄤ笂鐨勪紒涓氫俊鎭郴緇?Enterprise Information System)灞傝蔣浠?/p>
J2EE搴旂敤紼嬪簭緇勪歡
J2EE搴旂敤紼嬪簭鏄敱緇勪歡鏋勬垚鐨?J2EE緇勪歡鏄叿鏈夌嫭绔嬪姛鑳界殑杞歡鍗曞厓錛屽畠浠氳繃鐩稿叧鐨勭被鍜屾枃浠剁粍瑁呮垚J2EE搴旂敤紼嬪簭錛屽茍涓庡叾浠栫粍浠朵氦浜掋侸2EE璇存槑涔︿腑瀹氫箟浜嗕互涓嬬殑J2EE緇勪歡:
搴旂敤瀹㈡埛绔▼搴忓拰Applets鏄鎴峰眰緇勪歡.
Java Servlet鍜孞avAServer Pages(JSP)鏄痺eb灞傜粍浠?
Enterprise JavaBeans(EJB)鏄笟鍔″眰緇勪歡.
瀹㈡埛灞傜粍浠?br />
J2EE搴旂敤紼嬪簭鍙互鏄熀浜巜eb鏂瑰紡鐨?涔熷彲浠ユ槸鍩轟簬浼犵粺鏂瑰紡鐨?
web 灞傜粍浠禞2EE web灞傜粍浠跺彲浠ユ槸JSP 欏甸潰鎴朣ervlets.鎸夌収J2EE瑙勮寖錛岄潤鎬佺殑HTML欏甸潰鍜孉pplets涓嶇畻鏄痺eb灞傜粍浠躲?/p>
姝ｅ涓嬪浘鎵紺虹殑瀹㈡埛灞傞偅鏍鳳紝web灞傚彲鑳藉寘鍚煇浜?JavaBean 瀵硅薄鏉ュ鐞嗙敤鎴瘋緭鍏ワ紝騫舵妸
杈撳叆鍙戦佺粰榪愯鍦ㄤ笟鍔″眰涓婄殑enterprise bean 鏉ヨ繘琛屽鐞嗐?/p>
涓氬姟灞傜粍浠?br /> 涓氬姟灞備唬鐮佺殑閫昏緫鐢ㄦ潵婊¤凍閾惰錛岄浂鍞紝閲戣瀺絳夌壒孌婂晢鍔￠鍩熺殑闇瑕?鐢辮繍琛屽湪涓氬姟灞備笂鐨別nterprise bean 榪涜澶勭悊. 涓嬪浘琛ㄦ槑浜嗕竴涓猠nterprise bean 鏄浣曚粠瀹㈡埛绔▼搴忔帴鏀舵暟鎹紝榪涜澶勭悊(濡傛灉蹇呰鐨勮瘽), 騫跺彂閫佸埌EIS 灞傚偍瀛樼殑錛岃繖涓繃紼嬩篃鍙互閫嗗悜榪涜銆?/p>
鏈変笁縐嶄紒涓氱駭鐨刡ean: 浼氳瘽(session) beans, 瀹炰綋(entity) beans, 鍜屾秷鎭┍鍔?mesSAge-driven) beans. 浼氳瘽bean 琛ㄧず涓庡鎴風紼嬪簭鐨勪復鏃朵氦浜? 褰撳鎴風紼嬪簭鎵ц瀹屽悗, 浼氳瘽bean 鍜岀浉鍏蟲暟鎹氨浼氭秷澶? 鐩稿弽, 瀹炰綋bean 琛ㄧず鏁版嵁搴撶殑琛ㄤ腑涓琛屾案涔呯殑璁板綍. 褰撳鎴風紼嬪簭涓鎴栨湇鍔″櫒鍏抽棴鏃? 灝變細鏈夋綔鍦ㄧ殑鏈嶅姟淇濊瘉瀹炰綋bean 鐨勬暟鎹緱浠ヤ繚瀛?娑堟伅椹卞姩 bean 緇撳悎浜嗕細璇漛ean 鍜?JMS鐨勬秷鎭洃鍚櫒鐨勭壒鎬? 鍏佽涓涓笟鍔″眰緇勪歡寮傛鎺ユ敹JMS 娑堟伅.
浼佷笟淇℃伅緋葷粺灞?br /> 浼佷笟淇℃伅緋葷粺灞傚鐞嗕紒涓氫俊鎭郴緇熻蔣浠跺寘鎷紒涓氬熀紜寤鴻緋葷粺渚嬪浼佷笟璧勬簮璁″垝 (ERP), 澶у瀷鏈轟簨鍔″鐞? 鏁版嵁搴撶郴緇?鍜屽叾瀹冪殑閬楃暀淇℃伅緋葷粺. 渚嬪錛孞2EE 搴旂敤緇勪歡鍙兘涓轟簡鏁版嵁搴撹繛鎺ラ渶瑕佽闂紒涓氫俊鎭郴緇?/p>
鎴戜滑灝盝2EE鐨勫悇縐嶇粍浠躲佹湇鍔″拰API錛岃繘琛屾洿鍔犺緇嗙殑闃愯堪錛岀湅鐪嬪湪寮鍙戜笉鍚岀被鍨嬬殑浼佷笟綰у簲鐢ㄦ椂錛屾牴鎹悇鑷渶姹傚拰鐩爣鐨勪笉鍚岋紝搴斿綋濡備綍鐏墊椿浣跨敤騫剁粍鍚堜笉鍚岀殑緇勪歡鍜屾湇鍔°?/p>
· Servlet
Servlet鏄疛ava騫沖彴涓婄殑CGI鎶鏈係ervlet鍦ㄦ湇鍔″櫒绔繍琛岋紝鍔ㄦ佸湴鐢熸垚Web欏甸潰銆備笌浼犵粺鐨凜GI鍜岃澶氬叾瀹冪被浼糃GI鐨勬妧鏈浉姣旓紝Java Servlet鍏鋒湁鏇撮珮鐨勬晥鐜囧茍鏇村鏄撲嬌鐢ㄣ傚浜嶴ervlet錛岄噸澶嶇殑璇鋒眰涓嶄細瀵艱嚧鍚屼竴紼嬪簭鐨勫嬈¤漿杞斤紝瀹冩槸渚濋潬綰跨▼鐨勬柟寮忔潵鏀寔騫跺彂璁塊棶鐨勩?/p>
· JSP
JSP(Java Server Page)鏄竴縐嶅疄鐜版櫘閫氶潤鎬丠TML鍜屽姩鎬侀〉闈㈣緭鍑烘販鍚堢紪鐮佺殑鎶鏈備粠榪欎竴鐐規(guī)潵鐪嬶紝闈炲父綾諱技Microsoft ASP銆丳HP絳夋妧鏈傚熷姪褰㈠紡涓婄殑鍐呭鍜屽瑙傝〃鐜扮殑鍒嗙錛學eb欏甸潰鍒朵綔鐨勪換鍔″彲浠ユ瘮杈冩柟渚垮湴鍒掑垎緇欓〉闈㈣璁′漢鍛樺拰紼嬪簭鍛橈紝騫舵柟渚垮湴閫氳繃JSP鏉ュ悎鎴愩傚湪榪愯鏃舵侊紝JSP灝嗕細琚鍏堣漿鎹㈡垚Servlet錛屽茍浠ervlet鐨勫艦鎬佺紪璇戣繍琛岋紝鍥犳瀹冪殑鏁堢巼鍜屽姛鑳戒笌Servlet鐩告瘮娌℃湁宸埆錛屼竴鏍峰叿鏈夊緢楂樼殑鏁堢巼銆?/p>
· EJB
EJB瀹氫箟浜嗕竴緇勫彲閲嶇敤鐨勭粍浠訛細Enterprise Beans銆傚紑鍙戜漢鍛樺彲浠ュ埄鐢ㄨ繖浜涚粍浠訛紝鍍忔惌縐湪涓鏍峰緩绔嬪垎甯冨紡搴旂敤銆傚湪瑁呴厤緇勪歡鏃訛紝鎵鏈夌殑Enterprise Beans閮介渶瑕侀厤緗埌EJB鏈嶅姟鍣?涓鑸殑Weblogic銆乄ebSphere絳塉2EE搴旂敤鏈嶅姟鍣ㄩ兘鏄疎JB鏈嶅姟鍣?涓侲JB鏈嶅姟鍣ㄤ綔涓哄鍣ㄥ拰浣庡眰騫沖彴鐨勬ˉ姊佺鐞嗙潃EJB瀹瑰櫒錛屽茍鍚戣瀹瑰櫒鎻愪緵璁塊棶緋葷粺鏈嶅姟鐨勮兘鍔涖傛墍鏈夌殑EJB瀹炰緥閮借繍琛屽湪EJB瀹瑰櫒涓侲JB瀹瑰櫒鎻愪緵浜嗙郴緇熺駭鐨勬湇鍔★紝鎺у埗浜咵JB鐨勭敓鍛藉懆鏈熴侲JB瀹瑰櫒涓哄畠鐨勫紑鍙戜漢鍛樹唬綆′簡璇稿瀹夊叏鎬с佽繙紼嬭繛鎺ャ佺敓鍛藉懆鏈熺鐞嗗強浜嬪姟綆＄悊絳夋妧鏈幆鑺傦紝綆鍖栦簡鍟嗕笟閫昏緫鐨勫紑鍙戙侲JB涓畾涔変簡涓夌Enterprise Beans錛?/p>
鈼?Session Beans
鈼?Entity Beans
鈼?Message-driven Beans
· JDBC
JDBC(Java database ConnECtivity錛宩ava鏁版嵁搴撹繛鎺?API鏄竴涓爣鍑哠QL(STructured Query Language錛岀粨鏋勫寲鏌ヨ璇█)鏁版嵁搴撹闂帴鍙ｏ紝瀹冧嬌鏁版嵁搴撳紑鍙戜漢鍛樿兘澶熺敤鏍囧噯Java API緙栧啓鏁版嵁搴撳簲鐢ㄧ▼搴忋侸DBC API涓昏鐢ㄦ潵榪炴帴鏁版嵁搴撳拰鐩存帴璋冪敤SQL鍛戒護鎵ц鍚勭SQL璇彞銆傚埄鐢↗DBC API鍙互鎵ц涓鑸殑SQL璇彞銆佸姩鎬丼QL璇彞鍙婂甫IN鍜孫UT鍙傛暟鐨勫瓨鍌ㄨ繃紼嬨侸ava涓殑JDBC鐩稿綋涓嶮icrosoft騫沖彴涓殑ODBC(Open Database Connectivity)銆?/p>
· JMS
JMS(Java Message Service錛孞ava娑堟伅鏈嶅姟)鏄竴緇凧ava搴旂敤鎺ュ彛錛屽畠鎻愪緵鍒涘緩銆佸彂閫併佹帴鏀躲佽鍙栨秷鎭殑鏈嶅姟銆侸MS API瀹氫箟浜嗕竴緇勫叕鍏辯殑搴旂敤紼嬪簭鎺ュ彛鍜岀浉搴旇娉曪紝浣垮緱Java搴旂敤鑳藉鍜屽悇縐嶆秷鎭腑闂翠歡榪涜閫氫俊錛岃繖浜涙秷鎭腑闂翠歡鍖呮嫭IBM MQ-Series銆丮icrosoft MSMQ鍙婄函Java鐨凷oniCMQ銆傞氳繃浣跨敤JMS API錛屽紑鍙戜漢鍛樻棤闇鎺屾彙涓嶅悓娑堟伅浜у搧鐨勪嬌鐢ㄦ柟娉曪紝涔熷彲浠ヤ嬌鐢ㄧ粺涓鐨凧MS API鏉ユ搷綰靛悇縐嶆秷鎭腑闂翠歡銆傞氳繃浣跨敤JMS錛岃兘澶熸渶澶ч檺搴﹀湴鎻愬崌娑堟伅搴旂敤鐨勫彲縐繪鎬с?JMS鏃㈡敮鎸佺偣瀵圭偣鐨勬秷鎭氫俊錛屼篃鏀寔鍙戝竷/璁㈤槄寮忕殑娑堟伅閫氫俊銆?/p>
· JNDI
鐢變簬J2EE搴旂敤紼嬪簭緇勪歡涓鑸垎甯冨湪涓嶅悓鐨勬満鍣ㄤ笂錛屾墍浠ラ渶瑕佷竴縐嶆満鍒朵互渚夸簬緇勪歡瀹㈡埛浣跨敤鑰呮煡鎵懼拰寮曠敤緇勪歡鍙婅祫婧愩傚湪J2EE浣撶郴涓紝浣跨敤JNDI(Java NAMing and Directory Interface)瀹氫綅鍚勭瀵硅薄錛岃繖浜涘璞″寘鎷珽JB銆佹暟鎹簱椹卞姩銆丣DBC鏁版嵁婧愬強娑堟伅榪炴帴絳夈侸NDI API涓哄簲鐢ㄧ▼搴忔彁渚涗簡涓涓粺涓鐨勬帴鍙ｆ潵瀹屾垚鏍囧噯鐨勭洰褰曟搷浣滐紝濡傞氳繃瀵硅薄灞炴ф潵鏌ユ壘鍜屽畾浣嶈瀵硅薄銆傜敱浜嶫NDI鏄嫭绔嬩簬鐩綍鍗忚鐨勶紝搴旂敤榪樺彲浠ヤ嬌鐢↗NDI璁塊棶鍚勭鐗瑰畾鐨勭洰褰曟湇鍔★紝濡侺DAP銆丯DS鍜孌NS絳夈?/p>
· JTA
JTA(Java Transaction API)鎻愪緵浜咼2EE涓鐞嗕簨鍔＄殑鏍囧噯鎺ュ彛錛屽畠鏀寔浜嬪姟鐨勫紑濮嬨佸洖婊氬拰鎻愪氦銆傚悓鏃跺湪涓鑸殑J2EE騫沖彴涓婏紝鎬繪彁渚涗竴涓狫TS(Java Transaction Service)浣滀負鏍囧噯鐨勪簨鍔″鐞嗘湇鍔★紝寮鍙戜漢鍛樺彲浠ヤ嬌鐢↗TA鏉ヤ嬌鐢↗TS銆?/p>
· JCA
JCA(J2EE Connector Architecture)鏄疛2EE浣撶郴鏋舵瀯鐨勪竴閮ㄥ垎錛屼負寮鍙戜漢鍛樻彁渚涗簡涓濂楄繛鎺ュ悇縐嶄紒涓氫俊鎭郴緇?EIS錛屽寘鎷珽RP銆丼CM銆丆RM絳?鐨勪綋緋繪灦鏋勶紝瀵逛簬EIS寮鍙戝晢鑰岃█錛屽畠浠彧闇瑕佸紑鍙戜竴濂楀熀浜嶫CA鐨凟IS榪炴帴閫傞厤鍣紝寮鍙戜漢鍛樺氨鑳藉鍦ㄤ換浣曠殑J2EE搴旂敤鏈嶅姟鍣ㄤ腑榪炴帴騫朵嬌鐢ㄥ畠銆傚熀浜嶫CA鐨勮繛鎺ラ傞厤鍣ㄧ殑瀹炵幇錛岄渶瑕佹秹鍙奐2EE涓殑浜嬪姟綆＄悊銆佸畨鍏ㄧ鐞嗗強榪炴帴綆＄悊絳夋湇鍔＄粍浠躲?/p>
· JMX
JMX(Java Management Extensions)鐨勫墠韜槸JMAPI銆侸MX鑷村姏浜庤В鍐沖垎甯冨紡緋葷粺綆＄悊鐨勯棶棰樸侸MX鏄竴縐嶅簲鐢ㄧ紪紼嬫帴鍙ｃ佸彲鎵╁睍瀵硅薄鍜屾柟娉曠殑闆嗗悎浣擄紝鍙互璺ㄨ秺鍚勭寮傛瀯鎿嶄綔緋葷粺騫沖彴銆佺郴緇熶綋緋葷粨鏋勫拰緗戠粶浼犺緭鍗忚錛屽紑鍙戞棤緙濋泦鎴愮殑闈㈠悜緋葷粺銆佺綉緇滃拰鏈嶅姟鐨勭鐞嗗簲鐢ㄣ侸MX鏄竴涓畬鏁寸殑緗戠粶綆＄悊搴旂敤紼嬪簭寮鍙戠幆澧冿紝瀹冨悓鏃舵彁渚涗簡鍘傚晢闇瑕佹敹闆嗙殑瀹屾暣鐨勭壒鎬ф竻鍗曘佸彲鐢熸垚璧勬簮娓呭崟琛ㄦ牸銆佸浘褰㈠寲鐨勭敤鎴鋒帴鍙ｏ紱璁塊棶SNMP鐨勭綉緇淎PI錛涗富鏈洪棿榪滅▼榪囩▼璋冪敤錛涙暟鎹簱璁塊棶鏂規(guī)硶絳夈?/p>
· JAAS
JAAS(Java Authentication and Authorization Service)瀹炵幇浜嗕竴涓狫ava鐗堟湰鐨勬爣鍑哖lugGAble Authentication Module(PAM)鐨勬鏋躲侸AAS鍙敤鏉ヨ繘琛岀敤鎴瘋韓浠界殑閴村畾錛屼粠鑰岃兘澶熷彲闈犲茍瀹夊叏鍦扮‘瀹氳皝鍦ㄦ墽琛孞ava浠ｇ爜銆傚悓鏃禞AAS榪樿兘閫氳繃瀵圭敤鎴瘋繘琛屾巿鏉冿紝瀹炵幇鍩轟簬鐢ㄦ埛鐨勮闂帶鍒躲?/p>
· JACC
JACC(Java Authorization Service ProvIDEr Contract for ContAIners)鍦↗2EE搴旂敤鏈嶅姟鍣ㄥ拰鐗瑰畾鐨勬巿鏉冭璇佹湇鍔″櫒涔嬮棿瀹氫箟浜嗕竴涓繛鎺ョ殑鍗忕害錛屼互渚垮皢鍚勭鎺堟潈璁よ瘉鏈嶅姟鍣ㄦ彃鍏ュ埌J2EE浜у搧涓幓銆?/p>
· JAX-RPC
閫氳繃浣跨敤JAX-RPC(Java API for XML-based RPC)錛屽凡鏈夌殑Java綾繪垨Java搴旂敤閮借兘澶熻閲嶆柊鍖呰錛屽茍浠eb Services鐨勫艦寮忓彂甯冦侸AX-RPC鎻愪緵浜嗗皢RPC鍙傛暟(in/out)緙栫爜鍜岃В鐮佺殑API錛屼嬌寮鍙戜漢鍛樺彲浠ユ柟渚垮湴浣跨敤SOAP娑堟伅鏉ュ畬鎴怰PC璋冪敤銆傚悓鏍鳳紝瀵逛簬閭ｄ簺浣跨敤EJB(Enterprise JavaBeans)鐨勫晢涓氬簲鐢ㄨ岃█錛屽悓鏍峰彲浠ヤ嬌鐢↗AX-RPC鏉ュ寘瑁呮垚Web鏈嶅姟錛岃岃繖涓猈eb Servoce鐨刉SDL鐣岄潰鏄笌鍘熷厛鐨凟JB鐨勬柟娉曟槸瀵瑰簲涓鑷寸殑銆侸AX-RPC涓虹敤鎴峰寘瑁呬簡Web鏈嶅姟鐨勯儴緗插拰瀹炵幇錛屽Web鏈嶅姟鐨勫紑鍙戜漢鍛樿岃█錛孲OAP/WSDL鍙樺緱閫忔槑錛岃繖鏈夊埄浜庡姞閫焀eb鏈嶅姟鐨勫紑鍙戝懆鏈熴?/p>
· JAXR
JAXR錛圝ava API for XML Registries錛夋彁渚涗簡涓庡縐嶇被鍨嬫敞鍐屾湇鍔¤繘琛屼氦浜掔殑API銆侸AXR榪愯瀹㈡埛绔闂笌JAXR瑙勮寖鐩稿吋瀹圭殑Web Servcices錛岃繖閲岀殑Web Services鍗充負娉ㄥ唽鏈嶅姟銆備竴鑸潵璇達紝娉ㄥ唽鏈嶅姟鎬繪槸浠eb Services鐨勫艦寮忚繍琛岀殑銆侸AXR鏀寔涓夌娉ㄥ唽鏈嶅姟綾誨瀷錛欽AXR Pluggable Provider銆丷egistry-specific JAXR Provider銆丣AXR Bridge Provider(鏀寔UDDI Registry鍜宔bXML Registry/Repository絳?銆?/p>
· SAAJ
SAAJ(SOAP with Attachemnts API for Java)鏄疛AX-RPC鐨勪竴涓寮猴紝涓鴻繘琛屼綆灞傛鐨凷OAP娑堟伅鎿嶇旱鎻愪緵浜嗘敮鎸併?/p>
鍥? J2EE 鐨勭粨鏋?/strong>
榪欑鍩轟簬緇勪歡錛屽叿鏈夊鉤鍙版棤鍏蟲х殑J2EE 緇撴瀯浣垮緱J2EE 紼嬪簭鐨勭紪鍐欏崄鍒嗙畝鍗曪紝鍥犱負涓氬姟閫昏緫琚皝瑁呮垚鍙鐢ㄧ殑緇勪歡錛屽茍涓擩2EE 鏈嶅姟鍣ㄤ互瀹瑰櫒鐨勫艦寮忎負鎵鏈夌殑緇勪歡綾誨瀷鎻愪緵鍚庡彴鏈嶅姟. 鍥犱負浣犱笉鐢ㄨ嚜宸卞紑鍙戣繖縐嶆湇鍔? 鎵浠ヤ綘鍙互闆嗕腑綺懼姏瑙ｅ喅鎵嬪ご鐨勪笟鍔￠棶棰?
瀹瑰櫒鍜屾湇鍔?/p>
瀹瑰櫒璁劇疆瀹氬埗浜咼2EE鏈嶅姟鍣ㄦ墍鎻愪緵寰楀唴鍦ㄦ敮鎸侊紝鍖呮嫭瀹夊叏錛屼簨鍔＄鐞嗭紝JNDI(Java Naming and Directory Interface)瀵誨潃,榪滅▼榪炴帴絳夋湇鍔★紝浠ヤ笅鍒楀嚭鏈閲嶈鐨勫嚑縐嶆湇鍔★細
J2EE瀹夊叏(Security)妯″瀷鍙互璁╀綘閰嶇疆 web 緇勪歡鎴杄nterprise bean ,榪欐牱鍙湁琚巿鏉冪殑鐢ㄦ埛鎵嶈兘璁塊棶緋葷粺璧勬簮. 姣忎竴瀹㈡埛灞炰簬涓涓壒鍒殑瑙掕壊錛岃屾瘡涓鑹插彧鍏佽嬋媧葷壒瀹氱殑鏂規(guī)硶銆備綘搴斿湪enterprise bean鐨勫竷緗弿榪頒腑澹版槑瑙掕壊鍜屽彲琚縺媧葷殑鏂規(guī)硶銆傜敱浜庤繖縐嶅０鏄庢х殑鏂規(guī)硶錛屼綘涓嶅繀緙栧啓鍔犲己瀹夊叏鎬х殑瑙勫垯銆?/p>
J2EE 浜嬪姟綆＄悊錛圱ransaction Management錛夋ā鍨嬭浣犳寚瀹氱粍鎴愪竴涓簨鍔′腑鎵鏈夋柟娉曢棿鐨勫叧緋伙紝榪欐牱涓涓簨鍔′腑鐨勬墍鏈夋柟娉曡褰撴垚涓涓崟涓鐨勫崟鍏? 褰撳鎴風嬋媧諱竴涓猠nterprise bean涓殑鏂規(guī)硶錛屽鍣ㄤ粙鍏ヤ竴綆＄悊浜嬪姟銆傚洜鏈夊鍣ㄧ鐞嗕簨鍔★紝鍦╡nterprise bean涓笉蹇呭浜嬪姟鐨勮竟鐣岃繘琛岀紪鐮併傝姹傛帶鍒跺垎甯冨紡浜嬪姟鐨勪唬鐮佷細闈炲父澶嶆潅銆備綘鍙渶鍦ㄥ竷緗弿榪版枃浠朵腑澹版槑enterprise bean鐨勪簨鍔″睘鎬э紝鑰屼笉鐢ㄧ紪鍐欏茍璋冭瘯澶嶆潅鐨勪唬鐮併傚鍣ㄥ皢璇繪鏂囦歡騫朵負浣犲鐞嗘enterprise bean鐨勪簨鍔°?/p>
JNDI 瀵誨潃(JNDI LOOkup)鏈嶅姟鍚戜紒涓氬唴鐨勫閲嶅悕瀛楀拰鐩綍鏈嶅姟鎻愪緵浜嗕竴涓粺涓鐨勬帴鍙?榪欐牱搴旂敤紼嬪簭緇勪歡鍙互璁塊棶鍚嶅瓧鍜岀洰褰曟湇鍔?
J2EE榪滅▼榪炴帴錛圧emote Client Connectivity錛夋ā鍨嬬鐞嗗鎴風鍜宔nterprise bean闂寸殑浣庡眰浜や簰. 褰撲竴涓猠nterprise bean鍒涘緩鍚? 涓涓鎴風鍙互璋冪敤瀹冪殑鏂規(guī)硶灝辮薄瀹冨拰瀹㈡埛绔綅浜庡悓涓铏氭嫙鏈轟笂涓鏍?
鐢熷瓨鍛ㄦ湡綆＄悊錛圠ife Cycle Management錛夋ā鍨嬬鐞唀nterprise bean鐨勫垱寤哄拰縐婚櫎,涓涓猠nterprise bean鍦ㄥ叾鐢熷瓨鍛ㄦ湡涓皢浼氬巻緇忓嚑縐嶇姸鎬併傚鍣ㄥ垱寤篹nterprise bean錛屽茍鍦ㄥ彲鐢ㄥ疄渚嬫睜涓庢椿鍔ㄧ姸鎬佷腑縐誨姩浠栵紝鑰屾渶緇堝皢鍏朵粠瀹瑰櫒涓Щ闄ゃ傚嵆浣垮彲浠ヨ皟鐢╡nterprisebean鐨刢reate鍙妑emove鏂規(guī)硶錛屽鍣ㄤ篃灝嗕細鍦ㄥ悗鍙版墽琛岃繖浜涗換鍔°?/p>
浜斻佷紒涓氱駭搴旂敤紺轟緥
涓嬮潰鎴戜滑閫氳繃鍋囪涓涓紒涓氬簲鐢ㄧ殑J2EE瀹炵幇錛屾潵浜嗚В鍚勭緇勪歡鍜屾湇鍔＄殑搴旂敤銆傚亣璁懼簲鐢ㄥ璞℃槸璁＄畻鏈轟駭鍝佺殑鐢熶駭鍟?闆跺敭鍟嗙殑閿鍞郴緇燂紝榪欎釜閿鍞郴緇熻兘澶熼氳繃鑷繁鐨勭綉绔欏彂甯冧駭鍝佷俊鎭紝鍚屾椂涔熻兘灝嗕駭鍝佺洰褰曚紶閫佺粰璁＄畻鏈轟駭鍝佷氦鏄撳競鍦恒傞攢鍞郴緇熻兘澶熷湪綰挎帴鍙楄鍗?鏉ヨ嚜鑷繁鐨刉eb緗戠珯鎴栬呮潵鑷綆楁満浜у搧浜ゆ槗甯傚満)錛屽茍闅忓悗杞叆鍐呴儴浼佷笟綆＄悊緋葷粺榪涜鐩稿叧鐨勫悗緇鐞嗐?/p>
鍙傝鍥?錛岃繖涓紒涓氬簲鐢ㄥ彲浠ヨ繖縐嶆柟寮忔灦鏋勩傝浼佷笟搴旂敤鐨勬牳蹇冩槸浜у搧鐩綍綆＄悊鍜屼駭鍝佸畾璐鐞嗚繖涓や釜涓氬姟閫昏緫錛屼嬌鐢‥JB鍔犱互瀹炵幇錛屽茍閮ㄧ講鍦‥JB瀹瑰櫒涓傜敱浜庝駭鍝佺洰褰曞拰瀹氳喘淇℃伅閮介渶瑕佹寔涔呭寲錛屽洜姝や嬌鐢↗DBC榪炴帴鏁版嵁搴擄紝騫朵嬌鐢↗TA鏉ュ畬鎴愭暟鎹簱瀛樺彇浜嬪姟銆?br /> 鍥? J2EE搴旂敤紺轟緥
鐒跺悗浣跨敤JSP/Servlet鏉ュ疄鐜板簲鐢ㄧ殑Web琛ㄧ幇錛氬湪綰夸駭鍝佺洰褰曟祻瑙堝拰鍦ㄧ嚎瀹氳喘銆備負浜嗗皢浜у搧鐩綍鍙戦佺粰鐗瑰畾鐨勪氦鏄撳競鍦猴紝浣跨敤JMS瀹炵幇寮傛鐨勫熀浜庢秷鎭殑浜у搧鐩綍浼犺緭銆備負浜嗕嬌寰楁洿澶氱殑鍏跺畠澶栭儴浜ゆ槗甯傚満鑳藉闆嗘垚浜у搧鐩綍鍜屽畾璐笟鍔★紝闇瑕佷嬌鐢╓eb Services鎶鏈寘瑁呭晢涓氶昏緫鐨勫疄鐜般傜敱浜庝駭鍝佸畾璐鐞嗛渶瑕佺敱鍏徃鍐呴儴闆囧憳榪涜澶勭悊錛屽洜姝ら渶瑕侀泦鎴愬叕鍙稿唴閮ㄧ殑鐢ㄦ埛緋葷粺鍜岃闂帶鍒舵湇鍔′互鏂逛究闆囧憳鐨勪嬌鐢紝浣跨敤JACC闆嗘垚鍐呴儴鐨勮闂帶鍒舵湇鍔★紝浣跨敤JNDI闆嗘垚鍐呴儴鐨勭敤鎴風洰褰曪紝騫朵嬌鐢↗AAS榪涜璁塊棶鎺у埗銆傜敱浜庝駭鍝佽璐簨鍔′細瑙﹀彂鍚庣畫鐨勪紒涓欵RP緋葷粺鐨勭浉鍏蟲搷浣?鍖呮嫭浠撳偍銆佽儲鍔°佺敓浜х瓑)錛岄渶瑕佷嬌鐢↗CA榪炴帴浼佷笟ERP銆?/p>
鏈鍚庝負浜嗗皢榪欎釜搴旂敤綰沖叆鍒頒紒涓氭暣浣撶殑緋葷粺綆＄悊浣撶郴涓幓錛屼嬌鐢ˋpplication Client鏋舵瀯浜嗕竴涓鐞嗗鎴風(涓庡叾瀹冧紒涓氬簲鐢ㄧ鐞嗗簲鐢ㄩ儴緗插湪涓鍙版満鍣ㄤ笂)錛屽茍閫氳繃JMX綆＄悊榪欎釜浼佷笟搴旂敤銆?br />
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