锘??xml version="1.0" encoding="utf-8" standalone="yes"?>色婷婷av一区二区三区软件,亚洲久久视频,亚洲综合影视 璇諱竾綃囪創(chuàng)錛屾兂鍗冪櫨鍥烇紝钀藉崄鍑犲瓧 zh-cn Tue, 27 Feb 2007 12:18:11 GMT Tue, 27 Feb 2007 12:18:11 GMT 60 涓€涓畝鍗曠殑ThreadPool鍒嗘瀽 binge binge Sun, 16 Jul 2006 12:07:00 GMT http://www.aygfsteel.com/huabingl/archive/2006/07/16/58451.html http://www.aygfsteel.com/huabingl/comments/58451.html http://www.aygfsteel.com/huabingl/archive/2006/07/16/58451.html#Feedback 1 http://www.aygfsteel.com/huabingl/comments/commentRss/58451.html http://www.aygfsteel.com/huabingl/services/trackbacks/58451.html 聽 鍘熸枃鏉ヨ嚜http://www.informit.com/articles/printerfriendly.asp?p=30483&r1=1&rl=1 http://www.zdnet.com.cn/developer/common/printfriend/printfriendly.htm?AT=39276905-3800066897t-20000560c java.util.Date鍜宩ava.sql.Date binge binge Thu, 06 Jul 2006 08:51:00 GMT http://www.aygfsteel.com/huabingl/archive/2006/07/06/56977.html http://www.aygfsteel.com/huabingl/comments/56977.html http://www.aygfsteel.com/huabingl/archive/2006/07/06/56977.html#Feedback 0 http://www.aygfsteel.com/huabingl/comments/commentRss/56977.html http://www.aygfsteel.com/huabingl/services/trackbacks/56977.html 浣嗘槸涓轟粈涔坖ava.sql.Date綾誨瀷鐨勫€兼彃鍏ュ埌鏁版嵁搴撲腑Date瀛楁涓細(xì)鍙戠敓鏁版嵁鎴彇鍛紵http://community.csdn.net/Expert/topic/4354/4354971.xml?temp=.5256616 鍏充簬寮傚父Exception binge binge Thu, 29 Jun 2006 03:40:00 GMT http://www.aygfsteel.com/huabingl/archive/2006/06/29/55710.html http://www.aygfsteel.com/huabingl/comments/55710.html http://www.aygfsteel.com/huabingl/archive/2006/06/29/55710.html#Feedback 0 http://www.aygfsteel.com/huabingl/comments/commentRss/55710.html http://www.aygfsteel.com/huabingl/services/trackbacks/55710.html 1銆備粈涔堟槸寮傚父 [杞琞涓€綃囦笉閿欑殑璁茶ВJava寮傚父鐨勬枃绔?/title><link>http://www.aygfsteel.com/huabingl/archive/2006/05/31/49343.html</link><dc:creator>binge</dc:creator><author>binge</author><pubDate>Wed, 31 May 2006 14:20:00 GMT</pubDate><guid>http://www.aygfsteel.com/huabingl/archive/2006/05/31/49343.html</guid><wfw:comment>http://www.aygfsteel.com/huabingl/comments/49343.html</wfw:comment><comments>http://www.aygfsteel.com/huabingl/archive/2006/05/31/49343.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/huabingl/comments/commentRss/49343.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/huabingl/services/trackbacks/49343.html</trackback:ping><description><![CDATA[
<div>鍏寮傚父澶勭悊鐨勯檵涔?<br /><br />銆€銆€浣犺寰楄嚜宸辨槸涓€涓狫ava涓撳鍚楋紵鏄惁鑲畾鑷繁宸茬粡鍏ㄩ潰鎺屾彙浜咼ava鐨勫紓甯稿鐞嗘満鍒訛紵鍦ㄤ笅闈㈣繖孌典唬鐮佷腑錛屼綘鑳藉榪呴€熸壘鍑哄紓甯稿鐞嗙殑鍏釜闂鍚楋紵 <br /><br />銆€銆€1 OutputStreamWriter out = ... <br /><br />銆€銆€2 java.sql.Connection conn = ... <br /><br />銆€銆€3 try { // 鈶?<br /><br />銆€銆€4 銆€Statement stat = conn.createStatement(); <br /><br />銆€銆€5 銆€ResultSet rs = stat.executeQuery( <br /><br />銆€銆€6 銆€銆€"select uid, name from user"); <br /><br />銆€銆€7 銆€while (rs.next()) <br /><br />銆€銆€8 銆€{ <br /><br />銆€銆€9 銆€銆€out.println("ID錛? + rs.getString("uid") // 鈶?<br /><br />銆€銆€10 銆€銆€銆€"錛屽鍚嶏細(xì)" + rs.getString("name")); <br /><br />銆€銆€11 銆€} <br /><br />銆€銆€12 銆€conn.close(); // 鈶?<br /><br />銆€銆€13 銆€out.close(); <br /><br />銆€銆€14 } <br /><br />銆€銆€15 catch(Exception ex) // 鈶?<br /><br />銆€銆€16 { <br /><br />銆€銆€17 銆€ex.printStackTrace(); //鈶達(dá)紝鈶?<br /><br />銆€銆€18 } <br /><br />銆€銆€浣滀負(fù)涓€涓狫ava紼嬪簭鍛橈紝浣犺嚦灝戝簲璇ヨ兘澶熸壘鍑轟袱涓棶棰樸€備絾鏄紝濡傛灉浣犱笉鑳芥壘鍑哄叏閮ㄥ叚涓棶棰橈紝璇風(fēng)戶緇槄璇繪湰鏂囥€?<br /><br />銆€銆€鏈枃璁ㄨ鐨勪笉鏄疛ava寮傚父澶勭悊鐨勪竴鑸€у師鍒欙紝鍥犱負(fù)榪欎簺鍘熷垯宸茬粡琚ぇ澶氭暟浜虹啛鐭ャ€傛垜浠鍋氱殑鏄垎鏋愬悇縐嶅彲縐頒負(fù)鈥滃弽渚嬧€濓紙anti-pattern錛夌殑榪濊儗浼樼緙栫爜瑙勮寖鐨勫父瑙佸潖涔?fàn)鎯Q屽府鍔╄鑰呯啛鎮(zhèn)夎繖浜涘吀鍨嬬殑鍙嶉潰渚嬪瓙錛屼粠鑰岃兘澶熷湪瀹為檯宸ヤ綔涓晱閿愬湴瀵熻鍜岄伩鍏嶈繖浜涢棶棰樸€?<br /><br />銆€銆€鍙嶄緥涔嬩竴錛氫涪寮冨紓甯?<br /><br />銆€銆€浠ｇ爜錛?5琛?18琛屻€?<br /><br />銆€銆€榪欐浠ｇ爜鎹曡幏浜嗗紓甯稿嵈涓嶄綔浠諱綍澶勭悊錛屽彲浠ョ畻寰椾笂Java緙栫▼涓殑鏉€鎵嬨€備粠闂鍑虹幇鐨勯綣佺▼搴﹀拰紲稿紼嬪害鏉ョ湅錛屽畠涔熻鍙互鍜孋/C++紼嬪簭鐨勪竴涓伓鍚嶈繙鎾殑闂鐩告彁騫惰??涓嶆鏌ョ紦鍐插尯鏄惁宸叉弧銆傚鏋滀綘鐪嬪埌浜嗚繖縐嶄涪寮冿紙鑰屼笉鏄姏鍑猴級寮傚父鐨勬儏鍐碉紝鍙互鐧懼垎涔嬩節(jié)鍗佷節(jié)鍦拌偗瀹氫唬鐮佸瓨鍦ㄩ棶棰橈紙鍦ㄦ瀬灝戞暟鎯呭喌涓嬶紝榪欐浠ｇ爜鏈夊瓨鍦ㄧ殑鐞嗙敱錛屼絾鏈€濂藉姞涓婂畬鏁寸殑娉ㄩ噴錛屼互鍏嶅紩璧峰埆浜鴻瑙ｏ級銆?<br /><br />銆€銆€榪欐浠ｇ爜鐨勯敊璇湪浜庯紝寮傚父錛堝嚑涔庯級鎬繪槸鎰忓懗鐫€鏌愪簺浜嬫儏涓嶅鍔蹭簡錛屾垨鑰呰鑷沖皯鍙戠敓浜嗘煇浜涗笉瀵誨父鐨勪簨鎯咃紝鎴戜滑涓嶅簲璇ュ紼嬪簭鍙戝嚭鐨勬眰鏁戜俊鍙蜂繚鎸佹矇榛樺拰鏃犲姩浜庤》銆傝皟鐢ㄤ竴涓媝rintStackTrace綆椾笉涓娾€滃鐞嗗紓甯糕€濄€備笉閿欙紝璋冪敤printStackTrace瀵硅皟璇曠▼搴忔湁甯姪錛屼絾紼嬪簭璋冭瘯闃舵緇撴潫涔嬪悗錛宲rintStackTrace灝變笉搴斿啀鍦ㄥ紓甯稿鐞嗘ā鍧椾腑鎷呰礋涓昏璐ｄ換浜嗐€?<br /><br />銆€銆€涓㈠純寮傚父鐨勬儏褰㈤潪甯告櫘閬嶃€傛墦寮€JDK鐨凾hreadDeath綾葷殑鏂囨。錛屽彲浠ョ湅鍒頒笅闈㈣繖孌佃鏄庯細(xì)鈥滅壒鍒湴錛岃櫧鐒跺嚭鐜癟hreadDeath鏄竴縐嶁€樻甯哥殑鎯呭艦鈥欙紝浣員hreadDeath綾繪槸Error鑰屼笉鏄疎xception鐨勫瓙綾伙紝鍥犱負(fù)璁稿搴旂敤浼?xì)鎹曡庝h墍鏈夌殑Exception鐒跺悗涓㈠純瀹冧笉鍐嶇悊鐫€傗€濊繖孌佃瘽鐨勬剰鎬濇槸錛岃櫧鐒禩hreadDeath浠ｈ〃鐨勬槸涓€縐嶆櫘閫氱殑闂錛屼絾閴翠簬璁稿搴旂敤浼?xì)璇曞浘鎹曡庝h墍鏈夊紓甯哥劧鍚庝笉浜堜互閫傚綋鐨勫鐞嗭紝鎵€浠DK鎶奣hreadDeath瀹氫箟鎴愪簡Error鐨勫瓙綾伙紝鍥犱負(fù)Error綾諱唬琛ㄧ殑鏄竴鑸殑搴旂敤涓嶅簲璇ュ幓鎹曡幏鐨勪弗閲嶉棶棰樸€傚彲瑙侊紝涓㈠純寮傚父榪欎竴鍧忎範(fàn)鎯槸濡傛甯歌錛屽畠鐢氳嚦宸茬粡褰卞搷鍒頒簡Java鏈韓鐨勮璁°€?<br /><br />銆€銆€閭ｄ箞錛屽簲璇ユ€庢牱鏀規(guī)鍛紵涓昏鏈夊洓涓€夋嫨錛?<br /><br />銆€銆€1銆佸鐞嗗紓甯搞€傞拡瀵硅寮傚父閲囧彇涓€浜涜鍔紝渚嬪淇闂銆佹彁閱掓煇涓漢鎴栬繘琛屽叾浠栦竴浜涘鐞嗭紝瑕佹牴鎹叿浣撶殑鎯呭艦紜畾搴旇閲囧彇鐨勫姩浣溿€傚啀嬈¤鏄庯紝璋冪敤printStackTrace綆椾笉涓婂凡緇忊€滃鐞嗗ソ浜嗗紓甯糕€濄€?<br /><br />銆€銆€2銆侀噸鏂版姏鍑哄紓甯搞€傚鐞嗗紓甯哥殑浠ｇ爜鍦ㄥ垎鏋愬紓甯鎬箣鍚庯紝璁や負(fù)鑷繁涓嶈兘澶勭悊瀹冿紝閲嶆柊鎶涘嚭寮傚父涔熶笉澶變負(fù)涓€縐嶉€夋嫨銆?<br /><br />銆€銆€3銆佹妸璇ュ紓甯歌漿鎹㈡垚鍙︿竴縐嶅紓甯搞€傚ぇ澶氭暟鎯呭喌涓嬶紝榪欐槸鎸囨妸涓€涓綆綰х殑寮傚父杞崲鎴愬簲鐢ㄧ駭鐨勫紓甯革紙鍏跺惈涔夋洿瀹規(guī)槗琚敤鎴蜂簡瑙ｇ殑寮傚父錛夈€?<br /><br />銆€銆€4銆佷笉瑕佹崟鑾峰紓甯搞€?<br /><br />銆€銆€緇撹涓€錛氭棦鐒舵崟鑾蜂簡寮傚父錛屽氨瑕佸瀹冭繘琛岄€傚綋鐨勫鐞嗐€備笉瑕佹崟鑾峰紓甯鎬箣鍚庡張鎶婂畠涓㈠純錛屼笉浜堢悊鐫€?<br /><br />銆€銆€鍙嶄緥涔嬩簩錛氫笉鎸囧畾鍏蜂綋鐨勫紓甯?<br /><br />銆€銆€浠ｇ爜錛?5琛屻€?<br /><br />銆€銆€璁稿鏃跺€欎漢浠細(xì)琚繖鏍蜂竴縐嶁€滅編濡欑殑鈥濇兂娉曞惛寮曪細(xì)鐢ㄤ竴涓猚atch璇彞鎹曡幏鎵€鏈夌殑寮傚父銆傛渶甯歌鐨勬儏褰㈠氨鏄嬌鐢╟atch(Exception ex)璇彞銆備絾瀹為檯涓婏紝鍦ㄧ粷澶у鏁版儏鍐典笅錛岃繖縐嶅仛娉曚笉鍊煎緱鎻愬€°€備負(fù)浠€涔堝憿錛?<br /><br />銆€銆€瑕佺悊瑙ｅ叾鍘熷洜錛屾垜浠繀欏誨洖欏句竴涓媍atch璇彞鐨勭敤閫斻€俢atch璇彞琛ㄧず鎴戜滑棰勬湡浼?xì)鍑虹幇鏌惪U嶅紓甯革紝鑰屼笖<a ><u><font color="#0000ff">甯屾湜</font></u></a>鑳藉澶勭悊璇ュ紓甯搞€傚紓甯哥被鐨勪綔鐢ㄥ氨鏄憡璇塉ava緙栬瘧鍣ㄦ垜浠兂瑕佸鐞嗙殑鏄摢涓€縐嶅紓甯搞€傜敱浜庣粷澶у鏁板紓甯擱兘鐩存帴鎴栭棿鎺ヤ粠java.lang.Exception媧劇敓錛宑atch(Exception ex)灝辯浉褰撲簬璇存垜浠兂瑕佸鐞嗗嚑涔庢墍鏈夌殑寮傚父銆?<br /><br />銆€銆€鍐嶆潵鐪嬬湅鍓嶉潰鐨勪唬鐮佷緥瀛愩€傛垜浠湡姝ｆ兂瑕佹崟鑾風(fēng)殑寮傚父鏄粈涔堝憿錛熸渶鏄庢樉鐨勪竴涓槸SQLException錛岃繖鏄疛DBC鎿嶄綔涓父瑙佺殑寮傚父銆傚彟涓€涓彲鑳界殑寮傚父鏄疘OException錛屽洜涓哄畠瑕佹搷浣淥utputStreamWriter銆傛樉鐒?dòng)灱屽湪鍚屼竴涓猚atch鍧椾腑澶勭悊榪欎袱縐嶆埅鐒朵笉鍚岀殑寮傚父鏄笉鍚堥€傜殑銆傚鏋滅敤涓や釜catch鍧楀垎鍒崟鑾稴QLException鍜孖OException灝辮濂藉浜嗐€傝繖灝辨槸璇達(dá)紝catch璇彞搴斿綋灝介噺鎸囧畾鍏蜂綋鐨勫紓甯哥被鍨嬶紝鑰屼笉搴旇鎸囧畾娑電洊鑼冨洿澶箍鐨凟xception綾匯€?<br /><br />銆€銆€鍙︿竴鏂歸潰錛岄櫎浜嗚繖涓や釜鐗瑰畾鐨勫紓甯革紝榪樻湁鍏朵粬璁稿寮傚父涔熷彲鑳藉嚭鐜般€備緥濡傦紝濡傛灉鐢變簬鏌愮鍘熷洜錛宔xecuteQuery榪斿洖浜唍ull錛岃鎬庝箞鍔烇紵絳旀鏄瀹冧滑緇х畫鎶涘嚭錛屽嵆涓嶅繀鎹曡幏涔熶笉蹇呭鐞嗐€傚疄闄呬笂錛屾垜浠笉鑳戒篃涓嶅簲璇ュ幓鎹曡幏鍙兘鍑虹幇鐨勬墍鏈夊紓甯革紝紼嬪簭鐨勫叾浠栧湴鏂硅繕鏈夋崟鑾峰紓甯哥殑鏈轟細(xì)??鐩磋嚦鏈€鍚庣敱JVM澶勭悊銆?<br /><br />銆€銆€緇撹浜岋細(xì)鍦╟atch璇彞涓敖鍙兘鎸囧畾鍏蜂綋鐨勫紓甯哥被鍨嬶紝蹇呰鏃朵嬌鐢ㄥ涓猚atch銆備笉瑕佽瘯鍥懼鐞嗘墍鏈夊彲鑳藉嚭鐜扮殑寮傚父銆?<br /><br />銆€銆€鍙嶄緥涔嬩笁錛氬崰鐢ㄨ祫婧愪笉閲婃斁 <br /><br />銆€銆€浠ｇ爜錛?琛?14琛屻€?<br /><br />銆€銆€寮傚父鏀瑰彉浜嗙▼搴忔甯哥殑鎵ц嫻佺▼銆傝繖涓亾鐞嗚櫧鐒剁畝鍗曪紝鍗村父甯歌浜轟滑蹇借銆傚鏋滅▼搴忕敤鍒頒簡鏂囦歡銆丼ocket銆丣DBC榪炴帴涔嬬被鐨勮祫婧愶紝鍗充嬌閬囧埌浜嗗紓甯革紝涔熻姝ｇ‘閲婃斁鍗犵敤鐨勮祫婧愩€備負(fù)姝わ紝Java鎻愪緵浜嗕竴涓畝鍖栬繖綾繪搷浣滅殑鍏抽敭璇峟inally銆?<br /><br />銆€銆€finally鏄牱濂戒笢瑗匡細(xì)涓嶇鏄惁鍑虹幇浜嗗紓甯革紝Finally淇濊瘉鍦╰ry/catch/finally鍧楃粨鏉熶箣鍓嶏紝鎵ц娓呯悊浠誨姟鐨勪唬鐮佹€繪槸鏈夋満浼?xì)鎵ц銆傞仐鎲劇殑鏄湁浜涗漢鍗翠笉涔?fàn)鎯娇鐢╢inally銆?<br /><br />銆€銆€褰撶劧錛岀紪鍐檉inally鍧楀簲褰撳鍔犲皬蹇冿紝鐗瑰埆鏄娉ㄦ剰鍦╢inally鍧椾箣鍐呮姏鍑虹殑寮傚父??榪欐槸鎵ц娓呯悊浠誨姟鐨勬渶鍚庢満浼?xì)锛尀閲忎笉瑕佸啀鏈夐毦浠ュ鐞嗙殑閿欒銆?<br /><br />銆€銆€緇撹涓夛細(xì)淇濊瘉鎵€鏈夎祫婧愰兘琚紜噴鏀俱€傚厖鍒嗚繍鐢╢inally鍏抽敭璇嶃€?<br /><br />銆€銆€鍙嶄緥涔嬪洓錛氫笉璇存槑寮傚父鐨勮緇嗕俊鎭?<br /><br />銆€銆€浠ｇ爜錛?琛?18琛屻€?<br /><br />銆€銆€浠旂粏瑙傚療榪欐浠ｇ爜錛氬鏋滃驚鐜唴閮ㄥ嚭鐜頒簡寮傚父錛屼細(xì)鍙戠敓浠€涔堜簨鎯咃紵鎴戜滑鍙互寰楀埌瓚沖鐨勪俊鎭垽鏂驚鐜唴閮ㄥ嚭閿欑殑鍘熷洜鍚楋紵涓嶈兘銆傛垜浠彧鑳界煡閬撳綋鍓嶆鍦ㄥ鐞嗙殑綾誨彂鐢熶簡鏌愮閿欒錛屼絾鍗翠笉鑳借幏寰椾換浣曚俊鎭垽鏂鑷村綋鍓嶉敊璇殑鍘熷洜銆?<br /><br />銆€銆€printStackTrace鐨勫爢鏍堣窡韙姛鑳芥樉紺哄嚭紼嬪簭榪愯鍒板綋鍓嶇被鐨勬墽琛屾祦紼嬶紝浣嗗彧鎻愪緵浜嗕竴浜涙渶鍩烘湰鐨勪俊鎭紝鏈兘璇存槑瀹為檯瀵艱嚧閿欒鐨勫師鍥狅紝鍚屾椂涔熶笉鏄撹В璇匯€?<br /><br />銆€銆€鍥犳錛屽湪鍑虹幇寮傚父鏃訛紝鏈€濂借兘澶熸彁渚涗竴浜涙枃瀛椾俊鎭紝渚嬪褰撳墠姝ｅ湪鎵ц鐨勭被銆佹柟娉曞拰鍏朵粬鐘舵€佷俊鎭紝鍖呮嫭浠ヤ竴縐嶆洿閫傚悎闃呰鐨勬柟寮忔暣鐞嗗拰緇勭粐printStackTrace鎻愪緵鐨勪俊鎭€?<br /><br />銆€銆€緇撹鍥涳細(xì)鍦ㄥ紓甯稿鐞嗘ā鍧椾腑鎻愪緵閫傞噺鐨勯敊璇師鍥犱俊鎭紝緇勭粐閿欒淇℃伅浣垮叾鏄撲簬鐞嗚В鍜岄槄璇匯€?<br /><br />銆€銆€鍙嶄緥涔嬩簲錛氳繃浜庡簽澶х殑try鍧?<br /><br />銆€銆€浠ｇ爜錛?琛?14琛屻€?<br /><br />銆€銆€緇忓父鍙互鐪嬪埌鏈変漢鎶婂ぇ閲忕殑浠ｇ爜鏀懼叆鍗曚釜try鍧楋紝瀹為檯涓婅繖涓嶆槸濂戒範(fàn)鎯€傝繖縐嶇幇璞′箣鎵€浠ュ父瑙侊紝鍘熷洜灝卞湪浜庢湁浜涗漢鍥劇渷浜嬶紝涓嶆効鑺辨椂闂村垎鏋愪竴澶у潡浠ｇ爜涓摢鍑犺浠ｇ爜浼?xì)鎶涘嚭寮傚父銆佸紓甯哥殑鍏蜂綋綾誨瀷鏄粈涔堛€傛妸澶ч噺鐨勮鍙ヨ鍏ュ崟涓法澶х殑try鍧楀氨璞℃槸鍑洪棬鏃呮父鏃舵妸鎵€鏈夋棩甯哥敤鍝佸鍏ヤ竴涓ぇ綆卞瓙錛岃櫧鐒朵笢瑗挎槸甯︿笂浜嗭紝浣嗚鎵懼嚭鏉ュ彲涓嶅鏄撱€?<br /><br />銆€銆€涓€浜涙柊鎵嬪父甯告妸澶ч噺鐨勪唬鐮佹斁鍏ュ崟涓猼ry鍧楋紝鐒跺悗鍐嶅湪catch璇彞涓０鏄嶦xception錛岃€屼笉鏄垎紱誨悇涓彲鑳藉嚭鐜板紓甯哥殑孌佃惤騫跺垎鍒崟鑾峰叾寮傚父銆傝繖縐嶅仛娉曚負(fù)鍒嗘瀽紼嬪簭鎶涘嚭寮傚父鐨勫師鍥犲甫鏉ヤ簡鍥伴毦錛屽洜涓轟竴澶ф浠ｇ爜涓湁澶鐨勫湴鏂瑰彲鑳芥姏鍑篍xception銆?<br />緇撹浜旓細(xì)灝介噺鍑忓皬try鍧楃殑浣撶Н銆?<br /><br />銆€銆€鍙嶄緥涔嬪叚錛氳緭鍑烘暟鎹笉瀹屾暣 <br /><br />銆€銆€浠ｇ爜錛?琛?11琛屻€?<br /><br />銆€銆€涓嶅畬鏁寸殑鏁版嵁鏄疛ava紼嬪簭鐨勯殣褰㈡潃鎵嬨€備粩緇嗚瀵熻繖孌典唬鐮侊紝鑰冭檻涓€涓嬪鏋滃驚鐜殑涓棿鎶涘嚭浜嗗紓甯革紝浼?xì)鍙戠敓浠€涔堜簨鎯呫€傚驚鐜殑鎵ц褰撶劧鏄琚墦鏂殑錛屽叾嬈★紝catch鍧椾細(xì)鎵ц??灝辮繖浜涳紝鍐嶄篃娌℃湁鍏朵粬鍔ㄤ綔浜嗐€傚凡緇忚緭鍑虹殑鏁版嵁鎬庝箞鍔烇紵浣跨敤榪欎簺鏁版嵁鐨勪漢鎴栬澶囧皢鏀跺埌涓€浠戒笉瀹屾暣鐨勶紙鍥犺€屼篃鏄敊璇殑錛夋暟鎹紝鍗村緱涓嶅埌浠諱綍鏈夊叧榪欎喚鏁版嵁鏄惁瀹屾暣鐨勬彁紺恒€傚浜庢湁浜涚郴緇熸潵璇達(dá)紝鏁版嵁涓嶅畬鏁村彲鑳芥瘮緋葷粺鍋滄榪愯甯︽潵鏇村ぇ鐨勬崯澶便€?<br /><br />銆€銆€杈冧負(fù)鐞嗘兂鐨勫緗姙娉曟槸鍚戣緭鍑鴻澶囧啓涓€浜涗俊鎭紝澹版槑鏁版嵁鐨勪笉瀹屾暣鎬э紱鍙︿竴縐嶅彲鑳芥湁鏁堢殑鍔炴硶鏄紝鍏堢紦鍐茶杈撳嚭鐨勬暟鎹紝鍑嗗濂藉叏閮ㄦ暟鎹箣鍚庡啀涓€嬈℃€ц緭鍑恒€?<br /><br />銆€銆€緇撹鍏細(xì)鍏ㄩ潰鑰冭檻鍙兘鍑虹幇鐨勫紓甯鎬互鍙?qiáng)杩欎簺寮傚父瀵规墽琛寢箒绋嬬殑濯?jiǎng)鍝嶃€?<br /><br />銆€銆€鏀瑰啓鍚庣殑浠ｇ爜 <br /><br />銆€銆€鏍規(guī)嵁涓婇潰鐨勮璁猴紝涓嬮潰緇欏嚭鏀瑰啓鍚庣殑浠ｇ爜銆備篃璁告湁浜轟細(xì)璇村畠紼嶅井鏈夌偣?鍡︼紝浣嗘槸瀹冩湁浜嗘瘮杈冨畬澶囩殑寮傚父澶勭悊鏈哄埗銆?<br /><br />銆€銆€OutputStreamWriter out = ... <br /><br />銆€銆€java.sql.Connection conn = ... <br /><br />銆€銆€try { <br /><br />銆€銆€Statement stat = conn.createStatement(); <br /><br />銆€銆€ResultSet rs = stat.executeQuery( <br /><br />銆€銆€"select uid, name from user"); <br /><br />銆€銆€while (rs.next()) <br /><br />銆€銆€{ <br /><br />銆€銆€out.println("ID錛? + rs.getString("uid") + "錛屽鍚? " + rs.getString("name")); <br /><br />銆€銆€} <br /><br />銆€銆€} <br /><br />銆€銆€catch(SQLException sqlex) <br /><br />銆€銆€{ <br /><br />銆€銆€out.println("璀﹀憡錛氭暟鎹笉瀹屾暣"); <br /><br />銆€銆€throw new ApplicationException("璇誨彇鏁版嵁鏃跺嚭鐜癝QL閿欒", sqlex); <br /><br />銆€銆€} <br /><br />銆€銆€catch(IOException ioex) <br /><br />銆€銆€{ <br /><br />銆€銆€throw new ApplicationException("鍐欏叆鏁版嵁鏃跺嚭鐜癐O閿欒", ioex); <br /><br />銆€銆€} <br /><br />銆€銆€finally <br /><br />銆€銆€{ <br /><br />銆€銆€if (conn != null) { <br /><br />銆€銆€try { <br /><br />銆€銆€銆€conn.close(); <br /><br />銆€銆€} <br /><br />銆€銆€catch(SQLException sqlex2) <br /><br />銆€銆€{ <br /><br />銆€銆€銆€System.err(this.getClass().getName() + ".mymethod - 涓嶈兘鍏抽棴鏁版嵁搴撹繛鎺? " + sqlex2.toString()); <br /><br />銆€銆€} <br /><br />銆€銆€} <br /><br />銆€銆€if (out != null) { <br /><br />銆€銆€try { <br /><br />銆€銆€銆€out.close(); <br /><br />銆€銆€} <br /><br />銆€銆€catch(IOException ioex2) <br /><br />銆€銆€{ <br /><br />銆€銆€System.err(this.getClass().getName() + ".mymethod - 涓嶈兘鍏抽棴杈撳嚭鏂囦歡" + ioex2.toString()); <br /><br />銆€銆€} <br /><br />銆€銆€} <br /><br />銆€銆€} <br /><br /><br />銆€銆€鏈枃鐨勭粨璁轟笉鏄斁涔嬪洓嫻風(fēng)殕鍑嗙殑鏁欐潯錛屾湁鏃跺父璇嗗拰緇忛獙鎵嶆槸鏈€濂界殑鑰佸笀銆傚鏋滀綘瀵硅嚜宸辯殑鍋氭硶娌℃湁鐧懼垎涔嬬櫨鐨勪俊蹇冿紝鍔″繀鍔犱笂璇︾粏銆佸叏闈㈢殑娉ㄩ噴銆?<br /><br />銆€銆€鍙︿竴鏂歸潰錛屼笉瑕佺瑧璇濊繖浜涢敊璇紝涓嶅Θ闂棶浣犺嚜宸辨槸鍚︾湡鍦板交搴曟憜鑴變簡榪欎簺鍧忎範(fàn)鎯€傚嵆浣挎渶鏈夌粡楠岀殑紼嬪簭鍛樺伓灝?dāng)涔熶細(xì)璇叆姝ч€旓紝鍘熷洜寰堢畝鍗曪紝鍥犱負(fù)瀹冧滑紜‘瀹炲疄甯︽潵浜嗏€滄柟渚庫€濄€傛墍鏈夎繖浜涘弽渚嬮兘鍙互鐪嬩綔Java緙栫▼涓栫晫鐨勬伓欖旓紝瀹冧滑緹庝附鍔ㄤ漢錛屾棤瀛斾笉鍏ワ紝鏃跺埢璇辨儜鐫€浣犮€備篃璁告湁浜轟細(xì)璁や負(fù)榪欎簺閮藉睘浜庨浮鐨挏姣涚殑灝忎簨錛屼笉瓚蟲寕榻匡紝浣嗚璁頒綇錛氬嬁浠ユ伓灝忚€屼負(fù)涔嬶紝鍕夸互鍠勫皬鑰屼笉涓恒€?</div>
<div>鏉ヨ嚜錛?a ><font color="#e68328">http://www.it.com.cn/f/edu/0512/31/218593_1.htm</font></a></div>
<div>鍙傝€冿細(xì)<a ><font color="#e68328">http://forum.javaeye.com/viewtopic.php?t=2038&postdays=0&pos</font></a></div>
<img src ="http://www.aygfsteel.com/huabingl/aggbug/49343.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/huabingl/" target="_blank">binge</a> 2006-05-31 22:20 <a href="http://www.aygfsteel.com/huabingl/archive/2006/05/31/49343.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item></channel></rss> <footer>
<div class="friendship-link">
<a href="http://www.aygfsteel.com/" title="狠狠久久亚洲欧美专区_中文字幕亚洲综合久久202_国产精品亚洲第五区在线_日本免费网站视频">狠狠久久亚洲欧美专区_中文字幕亚洲综合久久202_国产精品亚洲第五区在线_日本免费网站视频</a>
</div>
</footer>
主站蜘蛛池模板：
<a href="http://" target="_blank">简阳市</a>|
<a href="http://" target="_blank">廊坊市</a>|
<a href="http://" target="_blank">SHOW</a>|
<a href="http://" target="_blank">家居</a>|
<a href="http://" target="_blank">新竹市</a>|
<a href="http://" target="_blank">剑河县</a>|
<a href="http://" target="_blank">绥棱县</a>|
<a href="http://" target="_blank">安陆市</a>|
<a href="http://" target="_blank">奇台县</a>|
<a href="http://" target="_blank">辽阳市</a>|
<a href="http://" target="_blank">杨浦区</a>|
<a href="http://" target="_blank">新野县</a>|
<a href="http://" target="_blank">边坝县</a>|
<a href="http://" target="_blank">陵水</a>|
<a href="http://" target="_blank">平顺县</a>|
<a href="http://" target="_blank">东阳市</a>|
<a href="http://" target="_blank">彰武县</a>|
<a href="http://" target="_blank">锡林浩特市</a>|
<a href="http://" target="_blank">射阳县</a>|
<a href="http://" target="_blank">阳高县</a>|
<a href="http://" target="_blank">白沙</a>|
<a href="http://" target="_blank">沙洋县</a>|
<a href="http://" target="_blank">丰县</a>|
<a href="http://" target="_blank">尼玛县</a>|
<a href="http://" target="_blank">谷城县</a>|
<a href="http://" target="_blank">宁河县</a>|
<a href="http://" target="_blank">兴仁县</a>|
<a href="http://" target="_blank">安福县</a>|
<a href="http://" target="_blank">石屏县</a>|
<a href="http://" target="_blank">金华市</a>|
<a href="http://" target="_blank">文昌市</a>|
<a href="http://" target="_blank">铁岭市</a>|
<a href="http://" target="_blank">蕲春县</a>|
<a href="http://" target="_blank">镇远县</a>|
<a href="http://" target="_blank">观塘区</a>|
<a href="http://" target="_blank">土默特左旗</a>|
<a href="http://" target="_blank">汨罗市</a>|
<a href="http://" target="_blank">广汉市</a>|
<a href="http://" target="_blank">景宁</a>|
<a href="http://" target="_blank">沁水县</a>|
<a href="http://" target="_blank">垣曲县</a>|
<script>
(function(){
var bp = document.createElement('script');
var curProtocol = window.location.protocol.split(':')[0];
if (curProtocol === 'https') {
bp.src = 'https://zz.bdstatic.com/linksubmit/push.js';
}
else {
bp.src = 'http://push.zhanzhang.baidu.com/push.js';
}
var s = document.getElementsByTagName("script")[0];
s.parentNode.insertBefore(bp, s);
})();
</script>
</body>