銆銆Java铏氭嫙鏈?/strong>
銆銆Java铏氭嫙鏈虹殑涓昏浠誨姟鏄鍦╟lass鏂囦歡騫朵笖鎵ц鍏朵腑鐨勫瓧鑺傜爜銆侸ava铏氭嫙鏈哄寘鍚竴涓被瑁呰澆鍣紝瀹冨彲浠ヤ粠紼嬪簭鍜孉PI涓杞絚lass鏂囦歡銆侸ava API涓彧鏈夌▼搴忔墽琛屾椂闇瑕佺殑閭ｄ簺綾繪墠浼?xì)琚铦层傚瓧鑺傜爜鐢辨墽琛屽紩鎿庢潵鎵ц銆?/p>
銆銆涓嶅悓鐨凧ava铏氭嫙鏈轟腑錛屾墽琛屽紩鎿庡彲鑳藉疄鐜板緱闈炲父涓嶅悓銆傚湪鐢辮蔣浠跺疄鐜扮殑铏氭嫙鏈轟腑錛屾渶綆鍗曠殑鎵ц寮曟搸灝辨槸涓嬈℃цВ閲婂瓧鑺傜爜銆傚彟涓縐嶆墽琛屽紩鎿庢洿蹇紝浣嗘槸涔熸洿娑堣楀唴瀛橈紝鍙仛"鍗蟲椂緙栬瘧鍣?just-in-time compiler)"銆傚湪榪欑鎯呭喌涓嬶紝絎竴嬈¤鎵ц鐨勫瓧鑺傜爜浼?xì)琚~栬瘧鎴愭湰鍦版満鍣ㄤ唬鐮併傜紪璇戝嚭鐨勬湰鍦版満鍣ㄤ唬鐮佷細(xì)琚紦瀛橈紝褰撴柟娉曚互鍚庤璋冪敤鐨勬椂鍊欏彲浠ラ噸鐢ㄣ傜涓夌鎵ц寮曟搸鏄嚜閫傚簲浼樺寲鍣ㄣ傚湪榪欑鏂規(guī)硶閲岋紝铏氭嫙鏈哄紑濮嬬殑鏃跺欒В閲婂瓧鑺傜爜錛屼絾鏄細(xì)鐩戣榪愯涓▼搴忕殑媧誨姩錛屽茍涓旇褰曚笅浣跨敤鏈棰戠箒鐨勪唬鐮佹銆傜▼搴忚繍琛岀殑鏃跺欙紝铏氭嫙鏈哄彧鎶婇偅浜涙椿鍔ㄦ渶棰戠箒鐨勪唬鐮佺紪璇戞垚鏈湴浠ｇ爜錛屽叾浠栫殑浠ｇ爜鐢變簬浣跨敤寰椾笉鏄緢棰戠箒錛岀戶緇繚鐣欎負(fù)瀛楄妭鐮?鐢辮櫄鎷熸満緇х畫瑙ｉ噴瀹冧滑銆備竴涓嚜閫傚簲鐨勪紭鍖栧櫒鍙互浣垮緱Java铏氭嫙鏈哄湪80%~90%鐨勬椂闂撮噷鎵ц琚紭鍖栬繃鐨勬湰鍦頒唬鐮侊紝鑰屽彧闇瑕佺紪璇?0%~20%鐨勫鎬ц兘鏈夊獎鍝嶇殑浠ｇ爜銆?/p>
銆銆褰揓ava铏氭嫙鏈烘槸鐢變富鏈烘搷浣滅郴緇熶笂鐨勮蔣浠跺疄鐜扮殑鏃跺欙紝Java紼嬪簭閫氳繃璋冪敤鏈湴鏂規(guī)硶(native method)鍜屼富鏈轟氦浜掋侸ava涓湁涓ょ鏂規(guī)硶: Java鏂規(guī)硶鍜屾湰鍦版柟娉曘侸ava鏂規(guī)硶鏄敱Java璇█緙栧啓錛岀紪璇戞垚瀛楄妭鐮佹枃浠訛紝瀛樺偍鍦╟lass鏂囦歡涓殑銆傛湰鍦版柟娉曟槸鐢卞叾浠栬璦(姣斿c,c++鎴栨眹緙栬璦)緙栧啓鐨勶紝緙栬瘧鎴愪綍澶勭悊鍣ㄧ浉鍏崇殑鏈哄櫒浠ｇ爜銆傛湰鍦版柟娉曚繚瀛樺湪鍔ㄦ侀摼鎺ュ簱涓?鏍煎紡鏄悇涓鉤鍙頒笓鏈夌殑銆傝繍琛屼腑Java紼嬪簭璋冪敤鏈湴鏂規(guī)硶鏃訛紝铏氭嫙鏈鴻杞藉寘鍚繖涓湰鍦版柟娉曠殑鍔ㄦ佸簱錛屽茍璋冪敤榪欎釜鏂規(guī)硶銆傛湰鍦版柟娉曟槸鑱旂郴Java紼嬪簭鍜屽簳灞備富鏈烘搷浣滅郴緇熺殑榪炴帴鏂規(guī)硶銆?/p>
銆銆閫氳繃鏈湴鏂規(guī)硶錛孞ava紼嬪簭鍙互鐩存帴璁塊棶搴曞眰鎿嶄綔緋葷粺鐨勮祫婧愩備竴涓湰鍦版柟娉曟帴鍙?Java Native Interface, JNI)-浣垮緱鏈湴鏂規(guī)硶鍙互鍦ㄧ壒瀹氫富鏈虹郴緇熺殑浠諱綍涓涓狫ava騫沖彴瀹炵幇涓婅繍琛屻?/p>
銆銆濡傛灉甯屾湜浣跨敤鐗瑰畾涓繪満涓婄殑璧勬簮錛屽畠浠張鏃犳硶浠嶫ava API璁塊棶錛岄偅涔堝彲浠ュ啓涓涓鉤鍙扮浉鍏崇殑Java紼嬪簭鏉ヨ皟鐢ㄦ湰鍦版柟娉曘傚鏋滃笇鏈涗繚璇佺▼搴忕殑騫沖彴鏃犲叧鎬э紝閭ｄ箞鍙兘閫氳繃Java API鏉ヨ闂簳灞傜郴緇熻祫婧愩?/p>
銆銆綾昏杞藉櫒鐨勪綋緋葷粨鏋?/strong>
銆銆涓涓狫ava搴旂敤紼嬪簭鍙互浣跨敤涓ょ綾昏杞藉櫒錛?鍚姩(bootstrap)"綾昏杞藉櫒鍜岀敤鎴峰畾涔夌殑綾昏杞藉櫒銆傚惎鍔ㄧ被瑁呰澆鍣?榪欐槸緋葷粺涓敮涓鐨?鏄疛ava铏氭嫙鏈哄疄鐜扮殑涓閮ㄥ垎銆傚惎鍔ㄧ被瑁呰澆鍣ㄩ氬父浣跨敤鏌愮榛樿鏂瑰紡浠庢湰鍦扮鐩樹腑瑁呰澆綾伙紝鍖呮嫭Java API綾?鍚姩綾昏杞藉櫒涔熻縐頒負(fù)鍘熷綾昏杞藉櫒銆佺郴緇熺被瑁呰澆鍣ㄦ垨鑰呴粯璁ょ被瑁呰澆鍣?銆?/p>
銆銆Java搴旂敤紼嬪簭鑳藉鍦ㄨ繍琛屾椂瀹夎鐢ㄦ埛瀹氫箟鐨勭被瑁呰澆鍣紝榪欑綾昏杞藉櫒鑳藉浣跨敤鑷畾涔夌殑鏂瑰紡鏉ヨ杞界被銆備緥濡傦紝浠庣綉緇滀笅杞絚lass鏂囦歡銆傚敖綆″惎鍔ㄧ被瑁呰澆鍣ㄦ槸铏氭嫙鏈哄疄鐜扮殑鏈川閮ㄥ垎錛岃岀敤鎴峰畾涔夌殑綾昏杞藉櫒涓嶆槸錛屼絾鐢ㄦ埛瀹氫箟鐨勭被瑁呰澆鍣ㄨ兘澶熺敤Java鏉ョ紪鍐?鑳藉琚紪璇戞垚class鏂囦歡錛岃兘澶熻铏氭嫙鏈鴻杞斤紝榪樿兘澶熷儚鍏跺畠瀵硅薄涓鏍峰疄渚嬪寲銆?/p>
銆銆鐢變簬鏈夌敤鎴峰畾涔夌被瑁呰澆鍣紝鎵浠ヤ笉蹇呭啀緙栬瘧鐨勬椂鍊欏氨鐭ラ亾榪愯涓殑Java搴旂敤紼嬪簭涓渶緇堜細(xì)鍔犲叆鐨勬墍鏈夌殑綾匯傜敤鎴峰畾涔夌殑綾昏杞藉櫒浣垮緱鍦ㄨ繍琛屾墿灞旿ava搴旂敤紼嬪簭鎴愪負(fù)鍙兘銆傚綋瀹冭繍琛屾椂錛屽簲鐢ㄧ▼搴忚兘澶熻В鍐沖畠闇瑕佸摢浜涢澶栫殑綾伙紝鑳藉鍐沖畾鏄嬌鐢ㄤ竴涓垨鏄洿澶氱殑鐢ㄦ埛瀹氫箟鐨勭被瑁呰澆鍣ㄦ潵瑁呰澆銆傜敱浜庣被瑁呰澆鍣ㄦ槸鐢↗ava緙栧啓鐨勶紝鎵浠ョ敤浠諱綍鍦↗ava浠ｇ爜涓彲浠ヨ〃榪扮殑椋庢牸鏉ヨ繘琛岀被瑁呰澆銆傝繖浜涚被鍙互閫氳繃緗戠粶涓嬭澆錛屽彲浠ヤ粠鏌愪簺鏁版嵁搴撲腑鑾峰彇錛岀敋鑷沖彲浠ュ姩鎬佺敓鎴愩?/p>
銆銆姣忎竴涓被琚杞界殑鏃跺欙紝Java铏氭嫙鏈洪兘鐩戣榪欎釜綾伙紝鐪嬪埌瀹冨埌搴曟槸琚惎鍔ㄧ被瑁呰澆鍣ㄨ繕鏄鐢ㄦ埛瀹氫箟綾昏杞藉櫒瑁呰澆銆傚綋琚杞界殑綾誨紩鐢ㄤ簡鍙﹀涓涓被鏃訛紝铏氭嫙鏈哄氨浼?xì)鋴社敤瑁呰浇绗竴涓被鐨勭被瑁呰澆鍣ㄨ杞藉紩鐢ㄧ殑綾匯備緥濡傦紝濡傛灉铏氭嫙鏈轟嬌鐢ㄤ竴涓壒瀹氱殑綾昏杞藉櫒瑁呰澆Volcano榪欎釜綾伙紝瀹冨氨浼?xì)鋴社敤杩欎釜绫昏铦插櫒瑁呰浇Volcano綾諱嬌鐢ㄧ殑鎵鏈夌被銆?/p>
銆銆鐢變簬Java铏氭嫙鏈洪噰鍙栬繖縐嶆柟寮忚繘琛岀被鐨勮杞斤紝鎵浠ヨ瑁呰澆鐨勭被榛樿鎯呭喌涓嬪彧鑳界湅鍒拌鍚屼竴涓被瑁呰澆鍣ㄨ杞界殑鍒殑綾匯傞氳繃榪欑鏂規(guī)硶錛孞ava鐨勪綋緋葷粨鏋勫厑璁稿湪涓涓狫ava搴旂敤紼嬪簭涓緩绔嬪涓懡鍚嶇┖闂淬傝繍琛屾椂鐨凧ava紼嬪簭涓殑姣忎竴涓被瑁呰澆鍣ㄩ兘鏈夎嚜宸辯殑鍛藉悕絀洪棿銆?/p>
銆銆Java搴旂敤紼嬪簭鍙互鍒涘緩澶氬皯涓?鎴栧灝戠)琚笉鍚岀殑綾昏杞藉櫒瑁呰澆鐨勭被瀛樻斁鍦ㄤ笉鍚岀殑鍛藉悕絀洪棿涓紝瀹冧滑涓嶈兘鐩鎬簰璁塊棶錛岄櫎闈炲簲鐢ㄧ▼搴忔樉紺哄湴鍏佽榪欎箞鍋氥傚綋緙栧啓涓涓狫ava搴旂敤紼嬪簭鐨勬椂鍊欙紝浠庝笉鍚屾簮鏂囦歡瑁呰澆鐨勭被鍙互鍒嗛殧鍦ㄤ笉鍚岀殑鍛藉悕絀洪棿涓傞氳繃榪欑鏂規(guī)硶錛屽氨鑳藉浣跨敤Java綾昏杞藉櫒鐨勪綋緋葷粨鏋勬潵鎺у埗浠諱綍涓嶅悓婧愭枃浠朵腑瑁呰澆鐨勪唬鐮佷箣闂寸殑鐩鎬簰褰卞搷錛岀壒鍒槸鑳藉闃繪鎭舵剰浠ｇ爜鑾峰彇璁塊棶鎴栫牬鍧忓杽鎰忎唬鐮佺殑鏉冮檺銆?/p>
銆銆Web嫻忚鍣ㄦ槸涓涓姩鎬佹墿灞曠殑渚嬪瓙錛學(xué)eb嫻忚鍣ㄤ嬌鐢ㄧ敤鎴峰畾涔夌殑綾昏杞藉櫒浠庣綉緇滀笅杞界敤浜嶫ava applet鐨刢lass鏂囦歡銆俉eb嫻忚鍣ㄤ嬌鐢ㄤ竴涓敤鏉ュ畨瑁呯敤鎴峰畾涔夌被瑁呰澆鍣ㄧ殑Java搴旂敤紼嬪簭銆傝繖涓敤鎴峰畾涔夌殑綾昏杞藉櫒閫氬父琚О涓篔ava Applet綾昏杞藉櫒錛屽畠鐭ラ亾濡備綍鍚慔TTP鏈嶅姟鍣ㄨ姹俢lass鏂囦歡銆侸ava Applet鍙互浣滀負(fù)鍔ㄦ佹墿灞曠殑渚嬪瓙錛屽洜涓篔ava搴旂敤紼嬪簭騫朵笉鐭ラ亾瀹冧粈涔堟椂鍊欎細(xì)寮濮嬩粠緗戠粶涓嬭澆嫻忚鍣ㄨ姹傜殑class鏂囦歡銆傚彧鏈夊綋嫻忚鍣ㄩ亣鍒版湁Java applet鐨勯〉闈㈡椂錛屾墠鍐沖畾鏄惁闇瑕佷笅杞絚lass鏂囦歡銆?/p>
銆銆Web嫻忚鍣ㄥ惎鍔ㄧ殑Java搴旂敤紼嬪簭閫氬父涓烘瘡涓彁渚沜lass鏂囦歡鐨勭綉緇滃湴鍧鍒嗗埆鍒涘緩涓嶅悓鐨勭敤鎴峰畾涔夌被瑁呰澆鍣紝鍥犳錛屼笉鍚岀殑鐢ㄦ埛瀹氫箟綾昏杞藉櫒瑁呰澆涓嶅悓鏉ユ簮鐨刢lass鏂囦歡銆傝繖灝卞彲浠ユ妸瀹冧滑鍒嗗埆鏀劇疆鍦↗ava涓繪満搴旂敤紼嬪簭鐨勪笉鍚屽懡鍚嶇┖闂翠箣涓嬨傜敱浜庝笉鍚屾潵婧愮殑Java applet鏂囦歡鏀劇疆鍦ㄤ笉鍚岀殑鍛藉悕絀洪棿涓紝鎭舵剰鐨凧ava applet浠ｇ爜灝變笉浼?xì)鐩存帴璁块棶浠庡埆鐨勫湴鏂逛笅铦茬殑class鏂囦歡銆傝繖灝辮兘澶熼檺鍒舵垨闃繪涓嶅悓鏉ユ簮鐨勪唬鐮佷箣闂寸殑鐩鎬簰璁塊棶銆?/p>
銆銆Java class鏂囦歡
銆銆Java class鏂囦歡涓昏鍦ㄥ鉤鍙版棤鍏蟲у拰緗戠粶縐誨姩鎬ф柟闈嬌Java鏇撮傚悎緗戠粶銆傚畠鍦ㄥ鉤鍙版棤鍏蟲ф柟闈㈢殑浠誨姟鏄細(xì)涓篔ava紼嬪簭鎻愪緵鐙珛浜庡簳灞備富鏈哄鉤鍙扮殑浜岃繘鍒跺艦寮忕殑鏈嶅姟銆傝繖縐嶉斿緞閫斿緞鎵撶牬浜咰鎴栬匔++絳夎璦鎵閬靛驚鐨勪紶緇燂紝浣跨敤榪欎簺浼犵粺璇█鍐欑殑紼嬪簭閫氬父棣栧厛琚紪璇戯紝鐒跺悗琚繛鎺ユ垚鍗曠嫭鐨勩佷笓闂ㄦ敮鎸佺壒瀹氱‖浠跺鉤鍙板拰鎿嶄綔緋葷粺鐨勪簩榪涘埗鏂囦歡銆傞氬父鎯呭喌涓嬶紝涓涓鉤鍙頒笂鐨勪簩榪涘埗鍙墽琛屾枃浠朵笉鑳藉湪鍏朵粬騫沖彴涓婂伐浣溿傝孞ava class鏂囦歡鏃跺彲浠ヨ繍琛屽湪浠諱綍鏀寔Java铏氭嫙鏈虹殑紜歡騫沖彴鍜屾搷浣滅郴緇熶笂鐨勪簩榪涘埗鏂囦歡銆?/p>
銆銆褰撶紪璇戝拰榪炴帴涓涓狢++紼嬪簭鏃訛紝鎵鑾峰緱鐨勫彲鎵ц浜岃繘鍒舵枃浠跺彧鑳藉湪鎸囧畾鐨勭‖浠跺鉤鍙板拰鎿嶄綔緋葷粺涓婅繍琛岋紝鍥犱負(fù)榪欎釜浜岃繘鍒舵枃浠跺寘鍚簡瀵圭洰鏍囧鐞嗗櫒鐨勬満鍣ㄨ璦銆傝孞ava緙栬瘧鍣ㄦ妸Java婧愭枃浠剁殑鎸囦護(hù)緲昏瘧鎴愬瓧鑺傜爜錛岃繖縐嶅瓧鑺傜爜灝辨槸Java铏氭嫙鏈虹殑"鏈哄櫒璇█"銆?/p>
銆銆class鏂囦歡璁捐寰楃揣鍑戯紝鍥犳瀹冧滑鍙互蹇熷湴鍦ㄧ綉緇滀笂浼犻併傚叾嬈★紝鐢變簬Java紼嬪簭鏄姩鎬佽繛鎺ュ拰鍔ㄦ佹墿灞曠殑錛宑lass鏂囦歡鍙互鍦ㄩ渶瑕佺殑鏃跺欐墠涓嬭澆銆傝繖涓壒鐐逛嬌寰桱ava搴旂敤紼嬪簭鑳藉瀹夋帓浠庣綉緇滀笂涓嬭澆class鏂囦歡鐨勬椂闂達(dá)紝浠庤屽彲浠ユ渶澶ч檺搴﹀湴鍑忓皯緇堢鐢ㄦ埛鐨勭瓑寰呮椂闂淬?/p>
銆銆Java API
銆銆Java API閫氳繃鏀寔騫沖彴鏃犲叧鎬у拰瀹夊叏鎬э紝浣垮緱Java閫傚簲浜庣綉緇滃簲鐢ㄣ侸ava API鏄繍琛屽簱鐨勯泦鍚堬紝瀹冩彁渚涗簡涓濂楄闂富鏈虹郴緇熻祫婧愮殑鏍囧噯鏂規(guī)硶銆傝繍琛孞ava紼嬪簭鏃訛紝铏氭嫙鏈鴻杞界▼搴忕殑class鏂囦歡鎵浣跨敤鐨凧ava API class鏂囦歡銆傛墍鏈夎瑁呰澆鐨刢lass鏂囦歡(鍖呮嫭浠庡簲鐢ㄧ▼搴忎腑鍜屼粠Java API涓彁鍙栫殑)鍜屾墍鏈夊凡緇忚杞界殑鍔ㄦ佸簱(鍖呭惈鏈湴鏂規(guī)硶)鍏卞悓緇勬垚浜嗗啀Java铏氭嫙鏈轟笂榪愯鐨勬暣涓▼搴忋?/p>
銆銆鍦ㄤ竴涓鉤鍙拌兘鍋舵敮鎸丣ava紼嬪簭浠ュ墠錛屽繀欏誨湪榪欎釜鐗瑰畾騫沖彴涓婃槑紜湴瀹炵幇API鐨勫姛鑳姐備負(fù)璁塊棶涓繪満涓婄殑鏈湴璧勬簮錛孞ava API璋冪敤浜嗘湰鍦版柟娉曘傜敱浜嶫ava API class鏂囦歡璋冪敤浜嗘湰鍦版柟娉曪紝Java紼嬪簭灝變笉闇瑕佸啀璋冪敤瀹冧滑浜嗐傞氳繃榪欑鏂規(guī)硶錛孞ava API class鏂囦歡涓哄簳灞備富鏈烘彁渚涗簡鍏鋒湁騫沖彴鏃犲叧鎬с佹爣鍑嗘帴鍙ｇ殑Java紼嬪簭銆傚Java紼嬪簭鑰岃█錛屾棤璁哄鉤鍙板唴閮ㄥ浣曪紝Java API閮戒細(xì)鏈夊悓鏍風(fēng)殑琛ㄧ幇鍜屽彲棰勬祴鐨勮涓恒傛鏄敱浜庡湪姣忎釜鐗瑰畾鐨勪富鏈哄鉤鍙頒笂鏄庣‘鍦板疄鐜頒簡Java铏氭嫙鏈哄拰Java API,鍥犳錛孞ava紼嬪簭鑷韓灝辮兘澶熸垚涓哄叿鏈夊鉤鍙版棤鍏蟲х殑紼嬪簭銆?/p>
銆銆Java API鍦↗ava瀹夊叏鎬фā鍨嬫柟闈篃鏈夎礎(chǔ)鐚傚綋Java API鐨勬柟娉曡繘琛屼換浣曟湁娼滃湪鍗遍櫓鐨勬搷浣?姣斿榪涜鏈湴紓佺洏鍐欐搷浣?涔嬪墠錛岄兘浼?xì)閫氳繃鏌ヨ璁塊棶鎺у埗鍣ㄦ潵媯楠屾槸鍚﹀緱鍒頒簡鎺堟潈銆傝闂帶鍒跺櫒鏄竴涓被錛岃綾葷敤鏉ユ墽琛屾爤媯楠岋紝宸插喅瀹氭槸鍚﹀厑璁告煇縐嶆搷浣溿?/p>
闈㈠悜鐨勮鑰呭簲鍏峰浠ヤ笅瑕佹眰
1.闈炲父鐔熸?zhèn)塇TML
2.闈炲父鐔熸?zhèn)塲avascript璇硶鐭ヨ瘑
3.鐔熸?zhèn)塲avascript闈㈠悜瀵硅薄鏂歸潰鐨勭煡璇?
4.鐔熺粌浣跨敤jQuery妗嗘灦 闃呰鍏ㄦ枃
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闃呰鍏ㄦ枃
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Java瀵規(guī)鍒欒〃杈懼紡鐨勫鐞嗛泦涓湪浠ヤ笅涓や釜涓や釜綾伙細(xì)
java.util.regex.Matcher 妯″紡綾伙細(xì)鐢ㄦ潵琛ㄧず涓涓紪璇戣繃鐨勬鍒欒〃杈懼紡銆?
java.util.regex.Pattern 鍖歸厤綾伙細(xì)鐢ㄦā寮忓尮閰嶄竴涓瓧絎︿覆鎵琛ㄨ揪鐨勬娊璞＄粨鏋溿?nbsp; 闃呰鍏ㄦ枃
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while(it.hasNext()){
銆//using 鈥渋t.next();鈥漝o some businesss logic
}
鑰岃繖灝辨槸鍏充簬榪唬鍣ㄦā寮忓簲鐢ㄥ緢濂界殑渚嬪瓙銆?
闃呰鍏ㄦ枃
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Singleton妯″紡涓昏浣滅敤鏄繚璇佸湪Java搴旂敤紼嬪簭涓紝涓涓被Class鍙湁涓涓疄渚嬪瓨鍦ㄣ? 闃呰鍏ㄦ枃
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Java璇█瀵瑰唴瀛樼殑鍒嗛厤綆＄悊鏄氳繃JVM鍐呴儴鏈哄埗鍐沖畾鐨勩傜▼搴忓憳鍙互涓嶅叧蹇冨叾澶勭悊銆?
闃呰鍏ㄦ枃
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涓嬮潰鎴戜滑鍦ㄤ竴涓猻ervlet涓啓嫻嬭瘯紼嬪簭錛宑lass鍚嶄負(fù)SeesinInfoServlet錛屾垜浠竴鑸湪紼嬪簭涓彇寰梥ession鏄敤
request鐨刧etSession()鏉ュ彇寰楀鍣ㄤ腑鐨剆ession錛岃鏂規(guī)硶褰撳鍣ㄤ腑宸茬粡瀛樺湪浜嗚session鐨勬椂鍊欙紝榪斿洖宸茬粡瀛?
鍦ㄧ殑session錛屽惁鍒欏垱寤轟竴涓柊鐨剆ession錛岀劧鍚庤繑鍥炲垱寤虹殑session銆?nbsp; 闃呰鍏ㄦ枃
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闃呰鍏ㄦ枃
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