锘??xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>&#57;&#55;&#22312;&#32447;&#20013;&#25991;&#23383;&#24149;&#44;&#20037;&#20037;&#20037;&#20037;&#20037;&#20037;&#32508;&#21512;&#26085;&#26412;&#44;&#20813;&#36153;&#20037;&#20037;&#31934;&#21697;&#35270;&#39057;</title><link>http://www.aygfsteel.com/xpjava/</link><description /><language>zh-cn</language><lastBuildDate>Sat, 17 May 2025 21:32:00 GMT</lastBuildDate><pubDate>Sat, 17 May 2025 21:32:00 GMT</pubDate><ttl>60</ttl><item><title>浣跨敤Struts2闇�瑕佹敞鎰忕殑浜嬮」鈥斺�擜ctionContext瀵硅薄瀹炰緥涓嶅綋寮曞彂鐨勬�紓閿欒錛乁nable to instantiate Action</title><link>http://www.aygfsteel.com/xpjava/archive/2010/10/16/335290.html</link><dc:creator>甯屾湜鐨勭煶澶?/dc:creator><author>甯屾湜鐨勭煶澶?/author><pubDate>Sat, 16 Oct 2010 03:19:00 GMT</pubDate><guid>http://www.aygfsteel.com/xpjava/archive/2010/10/16/335290.html</guid><wfw:comment>http://www.aygfsteel.com/xpjava/comments/335290.html</wfw:comment><comments>http://www.aygfsteel.com/xpjava/archive/2010/10/16/335290.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/xpjava/comments/commentRss/335290.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/xpjava/services/trackbacks/335290.html</trackback:ping><description><![CDATA[浠婂ぉ浣跨敤Struts2鐨勬椂鍊欓亣鍒頒竴涓�紓鐨勯棶棰橈紝棣栧厛鍦╯truts.xml涓厤緗殑action鏄病鏈夐棶棰樼殑錛孞ava綾諱篃鍐欏ソ浜?jiǎn)銆備絾鏄繍琛岀殑鏃跺�欐姤
鍛婂涓嬮敊璇細(xì)<br />
<br />
&nbsp;&nbsp;&nbsp; javax.servlet.ServletException: Unable to instantiate Action,
cn.edu.cup.actions.JobManager,&nbsp; defined for 'jobList' in namespace
'/'null - action -
file:/K:/Softwares/%E6%95%99%E5%AD%A6%E7%9B%B8%E5%85%B3<br />
<br />
&nbsp;&nbsp;&nbsp; 緇忚繃緗戜笂浠旂粏鎼滅儲(chǔ)鍙戠幇錛屾牴鏈師鍥犲湪浜庢垜鍦ㄦ柟娉曚腑浣跨敤浜?Student s = (Student)<span style="color: red;"> session.getAttribute("user");</span>
鍏朵腑session鏄湪鏋勯�犲嚱鏁頒腑鑾峰彇鐨勩�備絾鏄紝閫氳繃鍒嗘瀽Struts鐨勫師鐞嗭紙鍙傝http://t8500071.javaeye.com/blog
/348057錛夛紝鐢變簬Action鍏堜簬ActionContext瀵硅薄瀹炰緥涔嬪墠鍒涘緩,鎵�浠ession瀵硅薄鏄痭ull錛屽洜姝わ紝浼?xì)鎶ュ憡绌烘寚閽堥敊璇Q?br />
<br />
&nbsp;&nbsp;&nbsp; 鏄庣櫧浜?jiǎn)涓姌q板師鐞嗗悗錛屽皢鑾峰彇session鐨勮鍙ヤ粠鏋勯�犲嚱鏁頒腑鍒犻櫎錛屾斁鍒版柟娉曚腑錛岀▼搴忕粓浜庢甯鎬簡(jiǎn)錛?br />
<br />
<img src ="http://www.aygfsteel.com/xpjava/aggbug/335290.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/xpjava/" target="_blank">甯屾湜鐨勭煶澶?/a> 2010-10-16 11:19 <a href="http://www.aygfsteel.com/xpjava/archive/2010/10/16/335290.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>NetBeans鏄豢鑹茶蔣浠?/title><link>http://www.aygfsteel.com/xpjava/archive/2010/04/01/317114.html</link><dc:creator>甯屾湜鐨勭煶澶?/dc:creator><author>甯屾湜鐨勭煶澶?/author><pubDate>Thu, 01 Apr 2010 00:30:00 GMT</pubDate><guid>http://www.aygfsteel.com/xpjava/archive/2010/04/01/317114.html</guid><wfw:comment>http://www.aygfsteel.com/xpjava/comments/317114.html</wfw:comment><comments>http://www.aygfsteel.com/xpjava/archive/2010/04/01/317114.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/xpjava/comments/commentRss/317114.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/xpjava/services/trackbacks/317114.html</trackback:ping><description><![CDATA[<div align="justify">&nbsp;&nbsp;
浠庡垵姝ヨ瀵熺殑緇撴灉鏉ョ湅錛孨etbeans鏄豢鑹茶蔣浠訛紝鍗充笉闇�瑕佸畨瑁呯殑杞歡銆?
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&nbsp;&nbsp; 鍓嶅ぉ錛岀郴緇熼噸瑁呭悗錛岀洿鎺ュ惎鍔∟etBeans錛堜笂嬈″畨瑁呴仐鐣欑殑錛夛紝姝ｅ父錛屽垱寤洪」鐩甯搞�傚彧鏈塉avaFx鏈変簺寮傚父鈥斺�斾笉鑳芥甯告墽琛屻�傚悗鏉ワ紝澧炶浜?jiǎn)鍑犱釜鐜?
鍙橀噺灝卞ソ浜?jiǎn)銆?
<br />
&nbsp; 澧炶鐨勭幆澧冨彉閲忔湁錛?
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set JAVA_HOME=D:\Java\jdk1.6.0_18
<br />
set JRE=d:\java\jre6
<br />
set JAVAFX=E:\NetBeans 6.8\javafx2\javafx-sdk
<br />
set classpath=.;%JAVA_HOME%\lib;%JAVA_HOME%\lib\dt.jar;%JAVA_HOME%\lib\tools.jar;
<br />
set path=%JAVA_HOME%\bin;%PATH%;%JRE%\bin;%JAVAFX%\bin;</div>
<img src ="http://www.aygfsteel.com/xpjava/aggbug/317114.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/xpjava/" target="_blank">甯屾湜鐨勭煶澶?/a> 2010-04-01 08:30 <a href="http://www.aygfsteel.com/xpjava/archive/2010/04/01/317114.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>鏁版嵁搴撹繛鎺ヨ秴鏃剁殑澶勭悊鍔炴硶</title><link>http://www.aygfsteel.com/xpjava/archive/2010/03/20/316017.html</link><dc:creator>甯屾湜鐨勭煶澶?/dc:creator><author>甯屾湜鐨勭煶澶?/author><pubDate>Sat, 20 Mar 2010 07:50:00 GMT</pubDate><guid>http://www.aygfsteel.com/xpjava/archive/2010/03/20/316017.html</guid><wfw:comment>http://www.aygfsteel.com/xpjava/comments/316017.html</wfw:comment><comments>http://www.aygfsteel.com/xpjava/archive/2010/03/20/316017.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/xpjava/comments/commentRss/316017.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/xpjava/services/trackbacks/316017.html</trackback:ping><description><![CDATA[鐢吉錛籌及寮�鍙戠殑緗戠珯錛屼竴鑸秴榪囦竴澶╀笉璁塊棶鐨勮瘽錛屾暟鎹簱榪炴帴灝變細(xì)鏂紑銆備粠緗戜笂鏌ユ壘鐨勮В鍐沖姙娉曞涓嬶細(xì)<span style="display: none;"> WNn?l{k </span>&nbsp;<br />
<span style="display: none;">r
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鏋滆繛鎺ラ棽緗?灝忔椂 (8灝忔椂鍐呮病鏈夎繘琛屾暟鎹簱鎿嶄綔), mysql灝變細(xì)鑷姩鏂紑榪炴帴, 瑕侀噸鍚痶omcat.<span style="display: none;"> &lt;_ 2cV </span>&nbsp;<br />
&nbsp; &nbsp; <font color="#ff0000">涓嶇敤hibernate
鐨勮瘽, connection url鍔犲弬鏁? autoReconnect=true</font><span style="display: none;"> S?ByJ$ </span>&nbsp;<br />
&nbsp; &nbsp; 鐢╤ibernate鐨勮瘽, 鍔犲涓嬪睘鎬?<span style="display: none;"> .hcs)z </span>&nbsp;<br />
&nbsp; &nbsp; &nbsp; &nbsp; <font color="#ff0000">&lt;property
name="connection.autoReconnect"&gt;true&lt;/property&gt;<span style="display: none;"> &gt;%J q]8 </span>&nbsp;<br />
&nbsp; &nbsp; &nbsp; &nbsp; &lt;property
name="connection.autoReconnectForPools"&gt;true&lt;/property&gt;<span style="display: none;"> r 0; x </span>&nbsp;<br />
&nbsp; &nbsp; &nbsp; &nbsp; &lt;property
name="connection.is-connection-validation-required"&gt;true&lt;/property&gt;</font><span style="display: none;"> R
2lq&lt;1|! </span>&nbsp;<br />
&nbsp; &nbsp; 瑕佹槸榪樼敤c3p0榪炴帴姹?<span style="display: none;"> }~QD|3vh </span>&nbsp;<br />
&nbsp; &nbsp; &nbsp; &nbsp; <font color="#ff0000">&lt;property
name="hibernate.c3p0.acquire_increment"&gt;1&lt;/property&gt;<span style="display: none;"> EV|1P/h </span>&nbsp;<br />
&nbsp; &nbsp; &nbsp; &nbsp; &lt;property
name="hibernate.c3p0.idle_test_period"&gt;0&lt;/property&gt;<span style="display: none;"> Lp#%~PGr~ </span>&nbsp;<br />
&nbsp; &nbsp; &nbsp; &nbsp; &lt;property
name="hibernate.c3p0.timeout"&gt;0&lt;/property&gt;<span style="display: none;"> 88O +
w </span>&nbsp;<br />
&nbsp; &nbsp; &nbsp; &nbsp; &lt;property
name="hibernate.c3p0.validate"&gt;true&lt;/property&gt;<br />
<br />
<span style="color: #000000;">涓嶈繃錛岀粡榪囨祴璇曪紝娌℃湁鏁堟灉銆傛鍦ㄥ姫鍔涙�濊�冧腑...<br />
緇忚繃嫻嬭瘯錛屽鍔?
autoReconnect涓嶇鐢紝url涓笉璁よ瘑璇ュ叧閿瓧銆傛湁緗戜笂璇勮璇村mySQL5.0浠ヤ笂璇ュ弬鏁頒笉鐏點(diǎn)�?br />
絎簩縐嶏細(xì)Hibernate鐨勯厤緗?
涔熶笉濂界敤銆?br />
緇忔祴璇曪紝絎笁縐嶆柟寮忔槸鍙鐨勩�備笉榪囷紝鍙傛暟閰嶇疆涓嶅悓銆傚叿浣撻厤緗涓嬶細(xì)<br />
&nbsp;&nbsp;&nbsp; &lt;property
name="hibernate.c3p0.max_size"&gt;10&lt;/property&gt;<br />
&nbsp;&nbsp;&nbsp;
&lt;property name="hibernate.c3p0.min_size"&gt;5&lt;/property&gt;<br />
&nbsp;&nbsp;&nbsp;
&lt;property name="hibernate.c3p0.timeout"&gt;5&lt;/property&gt;<br />
&nbsp;&nbsp;&nbsp;
&lt;property
name="hibernate.c3p0.idle_test_period"&gt;5&lt;/property&gt;<br />
&nbsp;&nbsp;&nbsp;
&lt;property
name="hibernate.c3p0.max_statements"&gt;100&lt;/property&gt;<br />
&nbsp;&nbsp;&nbsp;
&lt;property
name="hibernate.c3p0.acquire_increment"&gt;1&lt;/property&gt;<br />
<br />
涓轟簡(jiǎn)鍏?
浣撴祴璇曞嚭鏁堟灉錛屾垜灝唌ySQL鏁版嵁搴撶殑wait-timeout璁劇疆涓?0.涔熷氨鏄錛屽彧瑕?0縐掗挓涓嶆搷浣滐紝鏁版嵁榪炴帴灝辮嚜鍔ㄦ柇寮�銆?br />
嫻嬭瘯緇撴灉錛岀綉欏?
鍦ㄧ瓑寰呰嫢騫插垎閽熷悗錛屼篃鑳芥甯告搷浣溿�?/span></font>
<img src ="http://www.aygfsteel.com/xpjava/aggbug/316017.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/xpjava/" target="_blank">甯屾湜鐨勭煶澶?/a> 2010-03-20 15:50 <a href="http://www.aygfsteel.com/xpjava/archive/2010/03/20/316017.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>浣跨敤鏍囩鍗冧竾鍒繕璁板鍏ョ浉搴旂殑鏍囩搴擄紒蹇樿鏍囩搴撹皝涔熶笉浼?xì)鎶ラ敊锛佹墍浠ュ崈涓囪灝忓績(jī)錛?/title><link>http://www.aygfsteel.com/xpjava/archive/2010/03/07/314734.html</link><dc:creator>甯屾湜鐨勭煶澶?/dc:creator><author>甯屾湜鐨勭煶澶?/author><pubDate>Sun, 07 Mar 2010 00:15:00 GMT</pubDate><guid>http://www.aygfsteel.com/xpjava/archive/2010/03/07/314734.html</guid><wfw:comment>http://www.aygfsteel.com/xpjava/comments/314734.html</wfw:comment><comments>http://www.aygfsteel.com/xpjava/archive/2010/03/07/314734.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/xpjava/comments/commentRss/314734.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/xpjava/services/trackbacks/314734.html</trackback:ping><description><![CDATA[鏄ㄥぉ鏅氫笂鍦ㄨ繘琛孞SP瀛︿範(fàn)鐨勬椂鍊欙紝閬囧埌涓�涓緢濂囨�殑闂錛?br />
鎴戝湪action涓幏鍙栦簡(jiǎn)涓�涓暟緇?List)錛屽笇鏈涢�氳繃request璁劇疆浼犻�掑埌JSP涓紝鐒跺悗鍒╃敤鏍囧噯鏍囩c:for 鏄劇ず銆傜粨鏋滄槸緙栬瘧銆佽繍琛岄兘閫氳繃錛屼絾鏄氨鏄病鏈夋樉紺轟換浣曞唴瀹癸紒<br />
緇忚繃N嬈℃煡鎵撅紝鏈�緇堝彂鐜板師鏉ュ皯浜?jiǎn)涓�琛岋細(xì)<br />
&lt;%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%&gt;<br />
澶皵浜轟簡(jiǎn)錛?br />
璋佷篃涓嶆姤鍛婇敊璇紝灝辨槸涓嶅共媧伙紒<br />
鍒囪錛?
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