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]]>Springä¸çš„JDBCTemplateä½¿ç”¨åQˆéžå¸¸è¯¦¾l†çš„é…ç½®˜q‡ç¨‹åQ?/title><link>http://www.aygfsteel.com/hyljava/archive/2013/02/22/Spring-JDBCTemplate.html</link><dc:creator>ä½•äº‘éš?/dc:creator><author>ä½•äº‘éš?/author><pubDate>Fri, 22 Feb 2013 12:33:00 GMT</pubDate><guid>http://www.aygfsteel.com/hyljava/archive/2013/02/22/Spring-JDBCTemplate.html</guid><wfw:comment>http://www.aygfsteel.com/hyljava/comments/395607.html</wfw:comment><comments>http://www.aygfsteel.com/hyljava/archive/2013/02/22/Spring-JDBCTemplate.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/hyljava/comments/commentRss/395607.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/hyljava/services/trackbacks/395607.html</trackback:ping><description><![CDATA[<div><div>Springä¸çš„JDBCTemplateä½¿ç”¨</div>æ•°æ®åº“å‡†å¤‡ï¼šåˆ›å¾æ•°æ®åº?/span><img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/å›„¡‰‡1.png" width="159" height="23" alt="" />åˆ›å¾è¡¨ï¼š<img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/å›„¡‰‡2.png" width="227" height="71" alt="" />Javaä»£ç åQ?/span>1ã€?/span>åˆ›å¾web å·¥ç¨‹ <span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: 'Courier New'; background-position: initial initial; background-repeat: initial initial; ">springJdbcTemplate2ã€?/span>æ·ÕdŠ Springèƒ½åŠ› åœ¨æ¤éœ€è¦å°†jdbcåŒ…ä¹ŸåŒæ—¶åŠ å…¥<img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/å›„¡‰‡3.png" width="580" height="668" alt="" /> <img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/å›„¡‰‡4.png" width="446" height="479" alt="" /> 3ã€?/span>é…ç½®ä¸Šmysqlçš„è¿žæŽ¥é©±åŠ?æ‹¯‚´mysqlé©±åŠ¨åŒ…ï¼Œå¦‚æžœä¸æ‹·è´æŠ¥é”™å¾ˆè¯¡å¼‚) åœ?/span><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: 'Courier New'; background-position: initial initial; background-repeat: initial initial; ">applicationContext.xml<span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: å®‹ä½“; background-position: initial initial; background-repeat: initial initial; ">ä¸è¿›è¡Œé…¾|?/span><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: å®‹ä½“; background-position: initial initial; background-repeat: initial initial; ">åœ?/span><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: å®‹ä½“; background-position: initial initial; background-repeat: initial initial; ">beansæ ‡ç¾ä¸å¡«å†?/span><<span style="color: #3f7f7f; font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #c0c0c0; font-family: 'Courier New'; background-position: initial initial; background-repeat: initial initial; ">bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate"> <property name="dataSource"> <ref local="dataSource" /> </property> </<span style="color: #3f7f7f; font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #c0c0c0; font-family: 'Courier New'; background-position: initial initial; background-repeat: initial initial; ">bean> <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource"> <property name="driverClassName"> <value>com.mysql.jdbc.Driver</value> </property> <property name="url"> <value>jdbc:mysql://localhost:3306/myspringjdbcdb</value> </property> <property name="username"> <value>root</value> </property> <property name="password"> <value>root</value> </property> </bean>4ã€?/span>åˆ›å¾åŒ…ç»“æž„åÆˆä¸”å†™å‡ºç±»åQˆæ¯ä¸ªç±»ä¸å¯ä»¥æ²¡å†…å®¹åQ?/span> <img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/å›„¡‰‡5.png" width="283" height="249" alt="" />5ã€?/span>æ¯ä¸ª¾cÖM¸çš„æºä»£ç UserDao.java <img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/å›„¡‰‡6.png" width="312" height="197" alt="" /> UserDaoImp.java<img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/å›„¡‰‡7.png" width="576" height="334" alt="" /> æ¤é¡¹å†™å®Œå¡«å†™åœ?/span><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: 'Courier New'; background-position: initial initial; background-repeat: initial initial; ">applicationContext.xml<span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: å®‹ä½“; background-position: initial initial; background-repeat: initial initial; ">ä¸è¿›è¡Œé…¾|?/span><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: å®‹ä½“; background-position: initial initial; background-repeat: initial initial; ">åœ?/span><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: å®‹ä½“; background-position: initial initial; background-repeat: initial initial; ">beansæ ‡ç¾ä¸å¡«å†?/span><img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/å›„¡‰‡8.png" width="469" height="130" alt="" /> User.java<img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/å›„¡‰‡9.png" width="388" height="238" alt="" /> æ¯ä¸ªæˆå‘˜å˜é‡éƒ½å†™ä¸Šgetå’Œsetæ–ÒŽ(gu¨©)³•òq¶ä¸”åœ¨æ¤¾cÖM¸˜q˜è¦åŠ å…¥<img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/%E5%9B%BE%E7%89%8710.png" width="550" height="147" alt="" /> æ¤é¡¹å†™å®Œå¡«å†™åœ?/span><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: 'Courier New'; background-position: initial initial; background-repeat: initial initial; ">applicationContext.xml<span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: å®‹ä½“; background-position: initial initial; background-repeat: initial initial; ">ä¸è¿›è¡Œé…¾|?/span><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: å®‹ä½“; background-position: initial initial; background-repeat: initial initial; ">åœ?/span><span style="font-size: 10.5pt; background-image: initial; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: #ffffff; font-family: å®‹ä½“; background-position: initial initial; background-repeat: initial initial; ">beansæ ‡ç¾ä¸å¡«å†?/span><img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/å›„¡‰‡11.png" width="377" height="97" alt="" /> ‹¹‹è¯•¾c»TestAction.java<img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/å›„¡‰‡12.png" alt="" /> æ‰“å°å‡ºç»“æžœï¼š<img src="http://www.aygfsteel.com/images/blogjava_net/hyljava/å›„¡‰‡13.png" alt="" /> </div><img src ="http://www.aygfsteel.com/hyljava/aggbug/395607.html" width = "1" height = "1" /> <div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/hyljava/" target="_blank">ä½•äº‘éš?/a> 2013-02-22 20:33 <a href="http://www.aygfsteel.com/hyljava/archive/2013/02/22/Spring-JDBCTemplate.html#Feedback" target="_blank" style="text-decoration:none;">å‘è¡¨è¯„è®º</a></div>]]></description></item><item><title>Write operations are not allowed in read-only mode åªè¯»æ¨¡å¼ä¸?FlushMode.NEVER/MANUAL)å†™æ“ä½œä¸å…?/title><link>http://www.aygfsteel.com/hyljava/archive/2012/09/05/387072.html</link><dc:creator>ä½•äº‘éš?/dc:creator><author>ä½•äº‘éš?/author><pubDate>Wed, 05 Sep 2012 03:57:00 GMT</pubDate><guid>http://www.aygfsteel.com/hyljava/archive/2012/09/05/387072.html</guid><wfw:comment>http://www.aygfsteel.com/hyljava/comments/387072.html</wfw:comment><comments>http://www.aygfsteel.com/hyljava/archive/2012/09/05/387072.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/hyljava/comments/commentRss/387072.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/hyljava/services/trackbacks/387072.html</trackback:ping><description><![CDATA[<div id="wmqeeuq" class="articalTitle" isshow="1"> <h2 id="t_656ffe730100ugtw" class="titName SG_txta"> <h2 id="t_656ffe730100ugtw" class="titName SG_txta"></h2>Write operations are not allowed in read-only mode åªè¯»æ¨¡å¼ä¸?FlushMode.NEVER/MANUAL)å†™æ“ä½œä¸å…?/h2>  </div> <div class="wmqeeuq" id="sina_keyword_ad_area2" class="articalContent "> <div> org.springframework.dao.InvalidDataAccessApiUsageException: Write operations are not allowed in read-only mode (FlushMode.NEVER/MANUAL): Turn your Session into FlushMode.COMMIT/AUTO or remove 'readOnly' marker from transaction definition. é—®é¢˜åQ?span style="font-family: å®‹ä½“; color: #0055ff; font-size: 14px">åªè¯»æ¨¡å¼ä¸?FlushMode.NEVER/MANUAL)å†™æ“ä½œä¸è¢«å…è®¸ï¼šæŠŠä½ çš„Sessionæ”ÒŽ(gu¨©)ˆFlushMode.COMMIT/AUTOæˆ–è€…æ¸…é™¤äº‹åŠ¡å®šä¹‰ä¸çš„readOnlyæ ‡è®°ã€?/span> é”™è¯¯åŽŸå› : OpenSessionInViewFilteråœ¨getSessionçš„æ—¶å€?ä¼šæŠŠèŽ·å–å›žæ¥çš„sessionçš„flush mode è®¾äØ“FlushMode.NEVERã€‚ç„¶åŽæŠŠè¯¥sessionFactory¾l‘å®šåˆ?span style="color: #0f9932">TransactionSynchronizationManageråQŒä‹Érequestçš„æ•´ä¸ªè¿‡½E‹éƒ½ä½¿ç”¨åŒä¸€ä¸ªsessionåQŒåœ¨è¯äh±‚˜q‡åŽå†æŽ¥é™¤è¯¥sessionFactoryçš„ç»‘å®šï¼Œæœ€å?/span>closeSessionIfNecessaryæ ÒŽ(gu¨©)®è¯¥sessionæ˜¯å¦å·²å’Œtransaction¾l‘å®šæ¥å†³å®šæ˜¯å¦å…³é—sessionã€‚åœ¨˜q™ä¸ª˜q‡ç¨‹ä¸ï¼Œè‹¥HibernateTemplate å‘çŽ°è‡ªå½“å‰sessionæœ‰ä¸æ˜¯readOnlyçš„transactionåQŒå°±ä¼šèŽ·å–åˆ°FlushMode.AUTO SessionåQŒä‹Éæ–ÒŽ(gu¨©)³•æ‹¥æœ‰å†™æƒé™ã€?/span>ä¹Ÿå³æ˜¯ï¼Œå¦‚æžœæœ‰ä¸æ˜¯readOnlyçš„transactionž®±å¯ä»¥ç”±Flush.NEVERè½¬äØ“Flush.AUTO,æ‹¥æœ‰insert,update,deleteæ“ä½œæƒé™åQŒå¦‚æžœæ²¡æœ‰transactionåQŒåÆˆä¸”æ²¡æœ‰å¦å¤–ähä¸ºåœ°è®¾flush modelçš„è¯åQŒåˆ™doFilterçš„æ•´ä¸ªè¿‡½E‹éƒ½æ˜¯Flush.NEVERã€‚æ‰€ä»¥å—transaction(å£°æ˜Žå¼çš„äº‹åŠ¡)ä¿æŠ¤çš„æ–¹æ³•æœ‰å†™æƒé™ï¼Œæ²¡å—ä¿æŠ¤çš„åˆ™æ²¡æœ‰ã€?/span> è§£å†³æ–ÒŽ(gu¨©)³•: web.xmlé…ç½®é‡Œæ·»åŠ?/span> <filter> <filter-name>OpenSessionInViewFilter</filter-name> <filter-class> org.springframework.orm.hibernate3.support.OpenSessionInViewFilter </filter-class> <init-param> <param-name>sessionFactoryBeanName</param-name> <param-value>sessionFactory</param-value> </init-param> <init-param> <param-name>singleSession</param-name> <param-value>true</param-value> </init-param> <init-param> <param-name> flushMode </param-name> <param-value>AUTO </param-value> </init-param> </filter> // ã€‚ã€‚ã€‚ã€?/p> <filter-mapping> <filter-name>OpenSessionInViewFilter</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> å¦‚æžœåœ¨äº¤¾l™spring ½Ž¡ç†çš„æƒ…å†µä¸‹åQŒåœ¨beans.xml é‡Œçš„é…ç½® <bean id="txManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager"> <property name="sessionFactory" ref="sessionFactory" /> </bean> <aop:config> <aop:pointcut id="bussinessService" expression="execution(* com.fan.service.base.*.*(..))" /> <aop:advisor pointcut-ref="bussinessService" advice-ref="txAdvice" /> </aop:config> <tx:advice id="txAdvice" transaction-manager="txManager"> <tx:attributes> <tx:method name="get*" read-only="false" propagation="NOT_SUPPORTED"/> <tx:method name="find*" read-only="false" propagation="NOT_SUPPORTED"/> <tx:method name="save*" propagation="REQUIRED"/> // å¦‚æžœä¸æŠŠsave update deleteéƒ½é…¾|®ä¸ŠåQ?br /> <tx:method name="update*" propagation="REQUIRED"/> //˜q™äº›æ“ä½œä¼šæ— æ•?br /> <tx:method name="delete*" propagation="REQUIRED"/> </tx:attributes> </tx:advice></div></div><img src ="http://www.aygfsteel.com/hyljava/aggbug/387072.html" width = "1" height = "1" /> <div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/hyljava/" target="_blank">ä½•äº‘éš?/a> 2012-09-05 11:57 <a href="http://www.aygfsteel.com/hyljava/archive/2012/09/05/387072.html#Feedback" target="_blank" style="text-decoration:none;">å‘è¡¨è¯„è®º</a></div>]]></description></item><item><title>LOG4Jçš„è§£æž?/title><link>http://www.aygfsteel.com/hyljava/archive/2012/05/28/379380.html</link><dc:creator>ä½•äº‘éš?/dc:creator><author>ä½•äº‘éš?/author><pubDate>Mon, 28 May 2012 11:06:00 GMT</pubDate><guid>http://www.aygfsteel.com/hyljava/archive/2012/05/28/379380.html</guid><wfw:comment>http://www.aygfsteel.com/hyljava/comments/379380.html</wfw:comment><comments>http://www.aygfsteel.com/hyljava/archive/2012/05/28/379380.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/hyljava/comments/commentRss/379380.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/hyljava/services/trackbacks/379380.html</trackback:ping><description><![CDATA[æ–ÒŽ(gu¨©)³•ä¸€ã€?è§£å†³çš„åŠžæ³•è‡ªç„¶æ˜¯ç”¨ç›¸å¯¹èµ\å¾„ä»£æ›¿ç»å¯¹èµ\å¾„ï¼Œå…¶å®žlog4jçš„FileAppenderæœ¬èínž®±æœ‰˜q™æ ·çš„æœºåˆÓž¼Œå¦‚ï¼šlog4j.appender.logfile.File=${WORKDIR}/logs/app.log å…¶ä¸“${WORKDIR}/”æ˜¯ä¸ªå˜é‡åQŒä¼šè¢«System Propertyä¸çš„“WORKDIR”çš„å€ég»£æ›Ñ€‚è¿™æ øP¼Œæˆ‘ä»¬ž®±å¯ä»¥åœ¨log4jåŠ è²é…ç½®æ–‡äšgä¹‹å‰åQŒå…ˆç”¨System.setProperty ("WORKDIR", WORKDIR);è®„¡½®å¥½æ ¹è·¯å¾„åQŒæ¤æ“ä½œå¯é€šè¿‡ä¸€åˆå§‹çš„servlet˜q›è¡Œã€? æ–ÒŽ(gu¨©)³•äºŒã€å¯ä»¥ä‹Éç”¨æœåŠ¡å™¨çŽ¯å¢ƒå˜é‡ log4jçš„é…¾|®æ–‡ä»¶æ”¯æŒæœåŠ¡å™¨çš„vmçš„çŽ¯å¢ƒå˜é‡ï¼Œæ ¼å¼¾cÖM¼¼${catalina.home} log4j.appender.R=org.apache.log4j.RollingFileAppender log4j.appender.R.File=${catalina.home}/logs/logs_tomcat.log log4j.appender.R.MaxFileSize=10KB å…¶ä¸çš?{catalina.home}òq‰™žwindows¾pÈ»Ÿçš„çŽ¯å¢ƒå˜é‡ï¼Œ˜q™ä¸ªçŽ¯å¢ƒå˜é‡ž®×ƒ¸éœ€è¦åœ¨Windows¾pÈ»Ÿçš„çŽ¯å¢ƒå˜é‡ä¸è®„¡½®ã€‚ä¹‹æ‰€ä»¥è¿™æ øP¼Œä½ å¯ä»¥çœ‹çœ‹tomcat\bin\catalina.bat(startup,shutdownéƒ½æ˜¯è°ƒç”¨˜q™ä¸ª)é‡Œé¢è‡ªå¸¦æœ?Dcatalina.home= "%CATALINA_HOME%" ã€‚ç‘ôæ‰¿è¿™ä¸ªæ€æƒ³åQŒæ‰€ä»¥ä½ ä¹Ÿå¯ä»¥è‡ªå·Þp®¾å®šä¸€ä¸ªå‚æ•?Dmylog.home="D:/abc/log"åˆ°å¯¹åº”çš„æœåŠ¡å™¨javaå¯åŠ¨çš„vmå‚æ•°ä¸? æ–ÒŽ(gu¨©)³•ä¸‰ã€é€šè¿‡servletåˆå§‹åŒ–init()æ–ÒŽ(gu¨©)³•ä¸åŠ è½½fileå±žæ€§å®žçŽ°ç›¸å¯¹èµ\å¾? å…·ä½“å®žçŽ°:åšä¸€ä¸ªservlet,åœ¨ç³»¾lŸåŠ è½½çš„æ—¶å€?ž®±æŠŠpropertiesçš„æ–‡ä»¶è¯»åˆîC¸€ä¸ªpropertiesæ–‡äšgä¸?é‚£ä¸ªfileçš„å±žæ€§å€?æˆ‘ä‹Éç”¨çš„æ˜¯ç›¸å¯¹ç›®å½?æ”ÒŽ(gu¨©)Ž‰(å‰é¢åŠ ä¸Š¾pÈ»Ÿçš„æ ¹ç›®å½•),è®©åŽæŠŠè¿™ä¸ªpropertieså¯¹è±¡è®„¡½®åˆ°propertyConfigä¸åŽ»,˜q™æ ·ž®±åˆå§‹åŒ–äº†logçš„è®¾¾|?åœ¨åŽé¢çš„ä½¿ç”¨ä¸å°±ç”¨ä¸ç€å†é…¾|®äº† ä¸€èˆ¬åœ¨æˆ‘ä»¬å¼€å‘é¡¹ç›®è¿‡½E‹ä¸,log4jæ—¥å¿—è¾“å‡ºè·¯å¾„å›ºå®šåˆ°æŸä¸ªæ–‡ä»¶å¤¹,˜q™æ ·å¦‚æžœæˆ‘æ¢ä¸€ä¸ªçŽ¯å¢?æ—¥å¿—è·¯å¾„åˆéœ€è¦é‡æ–îC¿®æ”?æ¯”è¾ƒä¸æ–¹ä¾?ç›®å‰æˆ‘é‡‡ç”¨äº†åŠ¨æ€æ”¹å˜æ—¥å¿—èµ\å¾„æ–¹æ³•æ¥å®žçŽ°ç›¸å¯¹è·¯å¾„ä¿å˜æ—¥å¿—æ–‡äšg (1).åœ¨é¡¹ç›®å¯åŠ¨æ—¶,è£…å…¥åˆå§‹åŒ–ç±»: public class Log4jInit extends HttpServlet { static Logger logger = Logger.getLogger(Log4jInit.class); public Log4jInit() { } public void init(ServletConfig config) throws ServletException { String prefix = config.getServletContext().getRealPath("/"); String file = config.getInitParameter("log4j"); String filePath = prefix + file; Properties props = new Properties(); try { FileInputStream istream = new FileInputStream(filePath); props.load(istream); istream.close(); //toPrint(props.getProperty("log4j.appender.file.File")); String logFile = prefix + props.getProperty("log4j.appender.file.File");//è®„¡½®è·¯å¾„ props.setProperty("log4j.appender.file.File",logFile); PropertyConfigurator.configure(props);//è£…å…¥log4jé…ç½®ä¿¡æ¯ } catch (IOException e) { toPrint("Could not read configuration file [" + filePath + "]."); toPrint("Ignoring configuration file [" + filePath + "]."); return; } } public static void toPrint(String content) { System.out.println(content); } } å®žé™…ä¸Šlog4jçš„é…¾|®æ–‡ä»¶log4j.propertieså¦‚äØ“é»˜è®¤åï¼Œå¯æ”¾¾|®åœ¨JVMèƒ½è¯»åˆ°çš„classpathé‡Œçš„ä»ÀL„åœ°æ–¹åQŒä¸€èˆ¬æ˜¯æ”‘Öœ¨WEB- INF/classesç›®å½•ä¸‹ã€‚å½“log4jçš„é…¾|®æ–‡ä»¶ä¸å†æ˜¯é»˜è®¤åï¼Œåˆ™éœ€è¦å¦å¤–åŠ è½½åÆˆ¾l™å‡ºå‚æ•°åQŒå¦‚ä¸?“ropertyConfigurator.configure(props);//è£…å…¥log4jé…ç½®ä¿¡æ¯” (2).Web.xmlä¸çš„é…ç½® <servlet> <servlet-name>log4j-init</servlet-name> <servlet-class>Log4jInit</servlet-class> <init-param> <param-name>log4j</param-name> <param-value>WEB-INF/classes/log4j.properties</param-value> </init-param> <load-on-startup>1</load-on-startup> </servlet> 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(3).log4j.propertiesä¸å³å¯é…¾|®log4j.appender.file.Fileä¸ºå½“å‰åº”ç”¨çš„ç›¸å¯¹è·¯å¾„. ä»¥ä¸Šæ˜¯ç½‘ä¸Šlog4jæ—¥å¿—æ–‡äšgçš„ç›¸å¯¹èµ\å¾„é…¾|®çš„ä¸‰ç§æ–ÒŽ(gu¨©)³•åQˆæˆ‘èƒ½æ‰¾åˆ°çš„ž®×ƒ¸‰¿Uï¼‰åQŒåˆ†æžï¼š æ–ÒŽ(gu¨©)³•ä¸€ä¸»è¦æ˜¯æ‰©å±•äº†log4jçš„RollingFileAppender¾c»ï¼Œå…¶ä»–çš„FileAppenderåŒæ ·é“ç†ã€‚æ‰©å±•çš„æ–ÒŽ(gu¨©)³•åQŒå°±æ˜¯ç”¨ä¸€ä¸ªå¾cÕdŽ»è¦†ç›–setFileæ–ÒŽ(gu¨©)³•åQŒè¿™ä¸ªæ–¹æ³•åœ¨log4jè¯Õd–é…ç½®æ–‡äšgç”Ÿæˆappenderçš„æ—¶å€™è°ƒç”¨ï¼Œä¼ å…¥çš„å°±æ˜¯é… ¾|®æ–‡ä»¶ä¸çš„èµ\å¾„ï¼Œ˜q™æ ·æˆ‘å°±å¯ä»¥æŒ‰ç…§è‡ªå·±çš„æƒ³æ³•åœ¨è·¯å¾„å‰é¢åŠ ä¸Šæ ¹èµ\å¾„äº†ã€‚è¿™¿Uæ–¹æ³•å¯ä»¥åœ¨log4j.propertiesä¸ç”¨ç›¸å¯¹è·¯å¾„è‡ªç”±é…ç½®log4j.appender.A1.Fileå±žæ€§æ¥å†›_®šç”Ÿæˆçš„æ—¥å¿—ç›¸å¯¹webåº”ç”¨æ ? ç›®å½•çš„ä½¾|®ã€? æ–ÒŽ(gu¨©)³•äºŒæ˜¯åˆ©ç”¨æœåŠ¡å™¨vmä¸å·²¾lå˜åœ¨çš„çŽ¯å¢ƒå˜é‡å¦?{catalina.home}æ¥è®¾¾|®ç›¸å¯¹äºŽ${catalina.home}çš„æ—¥å¿—èµ\å¾„ï¼Œæ—¥å¿—åªèƒ½æ”‘Öˆ°æœåŠ¡å™¨åç›®å½•é‡Œï¼Œè€Œä¸”å¦‚æžœæ˜¯ç”¨çš„å…¶å®ƒæœåŠ¡å™¨åQŒåˆ™è¦æ”¹å¯¹åº”çš„çŽ¯å¢ƒå˜é‡ã€‚æ¤æ–ÒŽ(gu¨©)³•òq›_°¿UÀL¤ä¸æ–¹ä¾Ñ€? æ–ÒŽ(gu¨©)³•ä¸‰æ˜¯æ‰©å±•ActionServlet¾c»ï¼Œè¦†ç›–å…¶init()æ–ÒŽ(gu¨©)³•åQŒæ–°æ–ÒŽ(gu¨©)³•ä¸è²å…¥log4j.propertiesä½ç½®çš„å‚æ•ŽÍ¼Œå¯ä»¥è‡ªç”±é…ç½®log4jçš„é…¾|®æ–‡ä»¶çš„åå—å’Œå˜æ”¾ä½¾|®ã€‚ä¹Ÿå¯è‡ªç”±é…¾|®log4jæ—¥å¿—æ–‡äšgçš„ç›¸å¯¹äºŽå½“å‰åº”ç”¨çš„èµ\å¾„ã€‚è¯¦ ¾l†ä»£ç å¦‚ä¸‹ï¼š ½E‹åºä»£ç package wbb.bysxxglxt.util; import org.apache.struts.action.*; import org.apache.commons.logging.LogFactory; import org.apache.commons.logging.Log; import javax.servlet.ServletException; import java.util.Properties; import java.io.InputStream; import org.apache.log4j.PropertyConfigurator; import java.io.FileInputStream; import java.io.IOException; public class ExtendedActionServlet extends ActionServlet { private Log log = LogFactory.getLog(this.getClass().getName()); public ExtendedActionServlet() {} public void init() throws ServletException { log.info( "Initializing, My MyActionServlet init this System's Const Variable"); String prefix = this.getServletConfig().getServletContext().getRealPath( "/"); String file = this.getServletConfig().getInitParameter("log4j"); String filePath = prefix + file; Properties props = new Properties(); System.out.println(prefix); System.out.println(file); System.out.println(filePath); try { FileInputStream log4jStream = new FileInputStream(filePath); props.load(log4jStream); log4jStream.close(); String logFile = prefix + props.getProperty("log4j.appender.A1.File"); //è®„¡½®è·¯å¾„ System.out.println(logFile); props.setProperty("log4j.appender.A1.File", logFile); PropertyConfigurator.configure(props); //è£…å…¥log4jé…ç½®ä¿¡æ¯ } catch (IOException e) { e.printStackTrace(); } log.info("Initializing, end My Init"); super.init();//åº”ç”¨äº†struts,æ¤æ–¹æ³•ä¸èƒ½çœåQŒActionServletè¦†ç›–äº†çš„æ¤æ–¹æ³•ä¸æœ‰å¾ˆå¤šé‡è¦æ“ä½? } } **********************åº”ç”¨web.xml å…³é”®éƒ¨åˆ†*************************** ½E‹åºä»£ç <servlet> <servlet-name>action</servlet-name> <servlet-class>wbb.bysxxglxt.util.ExtendedActionServlet</servlet-class> <init-param> <param-name>config</param-name> <param-value>/WEB-INF/struts-config.xml</param-value> </init-param> <init-param> <param-name>log4j</param-name> <param-value>properties\log4j.properties</param-value> </init-param> <init-param> <param-name>debug</param-name> <param-value>0</param-value> </init-param> <init-param> <param-name>application</param-name> <param-value>ApplicationResources</param-value> </init-param> <load-on-startup>0</load-on-startup> </servlet> <servlet-mapping> <servlet-name>action</servlet-name> <url-pattern>*.do</url-pattern> </servlet-mapping> æ³¨æ„log4jå‚æ•°ä¸ç›¸å¯¹èµ\å¾„çš„æ–œæ ¾U¿çš„å†™æ³•åQŒè€Œä¸”log4jå±žæ€§æ–‡ä»¶å¦‚æ”„¡½®åœ¨web-inf/classesç›®å½•æˆ–web-inf½{‰ç›®å½•ä¸æœ€å¥½æ”¹åï¼Œå› äØ“åœ¨åŠ è½½æ¤Servletä¹‹å‰åQŒæœåŠ¡å™¨å¦‚tomcatå¯åŠ¨æ—¶ä¼šè‡ªåŠ¨æœçƒ¦web-infç›®å½•å’Œweb-inf/classesç›®å½•ä¸log4j.propertiesæ–‡äšgåQŒå¦‚æœ‰åˆ™è‡ªåŠ¨åŠ è²ã€‚log4jå±žæ€§æ–‡ä»¶åŠ è½½åŽ,ç”×ƒºŽè¯¥å±žæ€§æ–‡ä»¶ä¸log4j.appender.A1.Fileçš„å€¼ç”¨çš„æ˜¯ç›¸å¯¹è·¯å¾„åQŒè‡ªåŠ¨åŠ è½½é…¾|®ä¾¿ä¼šå‡ºé”™ï¼š log4j:ERROR setFile(null,true) call failed. java.io.FileNotFoundException: WEB-INF\logs\bysxxglxt.log (¾pÈ»Ÿæ‰¾ä¸åˆ°æŒ‡å®šçš„è·¯å¾„ã€? ä¸çŸ¥é“log4jä¸ÞZ»€ä¹ˆä¼š˜q™ä¹ˆæ—©è‡ªåŠ¨å¯åŠ¨ã€‚å°½½Ž¡åŽé¢åŠ è½½æ‰©å±•çš„ActionServletä¸æ£¼‹®è®¾¾|®äº†log4jå±žæ€§æ–‡ä»¶åÆˆæ£å¸¸åŠ è²äº†ï¼Œä½†æŠ¥çš„è¿™ä¸ªé”™˜q˜æ˜¯æ€ªä¸çˆ½çš„åQŒäºŽæ˜¯åªæœ‰æ›´æ”¹log4jå±žæ€§æ–‡ä»¶åå—æˆ–è€…æ›´æ”¹å…¶å˜æ”¾ä½ç½®åQŒè®©å…¶ä¸èƒ½è‡ªåŠ¨åŠ è½½äº†åQŒä¸˜q‡è¿˜æ˜¯æœ‰ä¸¤ä¸ªè¦å‘ŠåQ? log4j:WARN No appenders could be found for logger (org.apache.commons.digester.Digester.sax). log4j:WARN Please initialize the log4j system properly. ˜q™æ ·åšå°±½Ž—æ˜¯æŽ©è€³ç›—é“ƒäº†åQŒå¦‚æžœä½ æœ‰æ›´å¥½çš„è§£å†³åŠžæ³•åQŒå¸Œæœ›èƒ½åœ¨æ¤è´´å‡ºæ¥ï¼Œå¤§å®¶ä¸€èµïL ”½I¶ã€? ********************log4j.properties***************************** ### è®„¡½®logger¾U§åˆ« ### ½E‹åºä»£ç log4j.rootLogger=DEBUG,stdout,A1 ### appender.stdoutè¾“å‡ºåˆ°æŽ§åˆ¶å° ### log4j.appender.stdout=org.apache.log4j.ConsoleAppender log4j.appender.stdout.Target=System.out log4j.appender.stdout.layout=org.apache.log4j.PatternLayout log4j.appender.stdout.layout.ConversionPattern= [%5p] [BYSXXGLXT] %d{yyyy-MM-dd HH:mm:ss}: %-4r [%-5p] [%t] ( %F,%L ) - %m%n ### appender.A1è¾“å‡ºåˆ°æ—¥å¿—æ–‡ä»?### log4j.appender.A1=org.apache.log4j.DailyRollingFileAppender log4j.appender.A1.File=WEB-INF\\logs\\bysxxglxt.log ##æ³¨æ„ä¸Šé¢æ—¥å¿—æ–‡äšgç›¸å¯¹åº”ç”¨æ ¹ç›®å½•èµ\å¾„çš„å†™æ³• log4j.appender.A1.DatePattern='.'yyyy-MM-dd'.log' log4j.appender.A1.Append=true ## è¾“å‡ºDEBUG¾U§åˆ«ä»¥ä¸Šçš„æ—¥å¿? log4j.appender.A1.Threshold=DEBUG log4j.appender.A1.layout=org.apache.log4j.PatternLayout log4j.appender.A1.layout.ConversionPattern= [%5p] [BYSXXGLXT] %d{yyyy-MM-dd HH:mm:ss}: %-4r [%t] ( %F,%L ) - %m%n <img src ="http://www.aygfsteel.com/hyljava/aggbug/379380.html" width = "1" height = "1" /> <div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/hyljava/" target="_blank">ä½•äº‘éš?/a> 2012-05-28 19:06 <a href="http://www.aygfsteel.com/hyljava/archive/2012/05/28/379380.html#Feedback" target="_blank" style="text-decoration:none;">å‘è¡¨è¯„è®º</a></div>]]></description></item><item><title>log4jçš„ç®€å•é…¾|?/title><link>http://www.aygfsteel.com/hyljava/archive/2012/05/28/379378.html</link><dc:creator>ä½•äº‘éš?/dc:creator><author>ä½•äº‘éš?/author><pubDate>Mon, 28 May 2012 11:04:00 GMT</pubDate><guid>http://www.aygfsteel.com/hyljava/archive/2012/05/28/379378.html</guid><wfw:comment>http://www.aygfsteel.com/hyljava/comments/379378.html</wfw:comment><comments>http://www.aygfsteel.com/hyljava/archive/2012/05/28/379378.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/hyljava/comments/commentRss/379378.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/hyljava/services/trackbacks/379378.html</trackback:ping><description><![CDATA[ é¦–å…ˆå¯¼å…¥ä¸¤ä¸ªåŒ? commons-logging.jar log4j-1.2.12.jar åœ¨srcä¸‹ç¼–å†?ä¸?propertiesæ–‡äšg 1.log4j.properties ä¸‹é¢æ˜¯å†…å®?/p> ##LOGGERS #define a logger log4j.rootLogger=INFO,console,file ##APPENDERS #define an appender named console log4j.appender.console=org.apache.log4j.ConsoleAppender #define an appender named file log4j.appender.file=org.apache.log4j.RollingFileAppender log4j.appender.file.File=d:/demo_log.txt #set the log's size log4j.appender.file.MaxFileSize=1000KB log4j.appender.file.MaxBackupIndex=20 ##LAYOUTS #assign a SimpleLayout to console appender log4j.appender.console.layout=org.apache.log4j.SimpleLayout #assign a PatternLayout to file appender log4j.appender.file.layout=org.apache.log4j.PatternLayout log4j.appender.file.layout.ConversionPattern=[%-5p][%d{yyyy-MM-dd HH:mm:ss}]%m%n 2. simplelog.propertiesä¸‹é¢æ˜¯å†…å®?/p> log.apache.commons.logging.simplelog.defaultlog=info 3. commons-logging.propertiesä¸‹é¢æ˜¯å†…å®?/p> ##set Log as Log4J org.apache.commons.logging.Log=org.apache.commons.logging.impl.Log4JLogger <img src ="http://www.aygfsteel.com/hyljava/aggbug/379378.html" width = "1" height = "1" /> <div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/hyljava/" target="_blank">ä½•äº‘éš?/a> 2012-05-28 19:04 <a href="http://www.aygfsteel.com/hyljava/archive/2012/05/28/379378.html#Feedback" target="_blank" style="text-decoration:none;">å‘è¡¨è¯„è®º</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> Ö÷Õ¾Ö©Öë³ØÄ£°å£º <a href="http://" target="_blank">»ôÇñÏØ</a>| <a href="http://" target="_blank">²ßÀÕÏØ</a>| <a href="http://" target="_blank">¼ªÂ¡ÏØ</a>| <a href="http://" target="_blank">°¢¿ËÌÕÏØ</a>| <a href="http://" target="_blank">»ÔÄÏÏØ</a>| <a href="http://" target="_blank">ÁÙÒÊÊÐ</a>| <a href="http://" target="_blank">ÒÁ´¨ÏØ</a>| <a href="http://" target="_blank">ÎÞé¦ÏØ</a>| <a href="http://" target="_blank">±£µÂÏØ</a>| <a href="http://" target="_blank">ÍÐ¿ËÍÐÏØ</a>| <a href="http://" target="_blank">¶¨Î÷ÊÐ</a>| <a href="http://" target="_blank">ÔªÑôÏØ</a>| <a href="http://" target="_blank">ÏÉÓÎÏØ</a>| <a href="http://" target="_blank">´ó»¯</a>| <a href="http://" target="_blank">ìºµÂÏØ</a>| <a href="http://" target="_blank">ÁÖÎ÷ÏØ</a>| <a href="http://" target="_blank">¹ã²ýÏØ</a>| <a href="http://" target="_blank">½ð²ýÊÐ</a>| <a href="http://" target="_blank">°²ÐÂÏØ</a>| <a href="http://" target="_blank">½¨ÑôÊÐ</a>| <a href="http://" target="_blank">å§ÑôÊÐ</a>| <a href="http://" target="_blank">´¾»¯ÏØ</a>| <a href="http://" target="_blank">¼ÎÒåÊÐ</a>| <a href="http://" target="_blank">ÕýÀ¶Æì</a>| <a href="http://" target="_blank">¼ÎÒñÏØ</a>| <a href="http://" target="_blank">ÔÀÑôÊÐ</a>| <a href="http://" target="_blank">ºØÖÝÊÐ</a>| <a href="http://" target="_blank">»ÆÆÖÇø</a>| <a href="http://" target="_blank">¿ËÊ²¿ËÌÚÆì</a>| <a href="http://" target="_blank">Ï¢·éÏØ</a>| <a href="http://" target="_blank">°²ÁúÏØ</a>| <a href="http://" target="_blank">ÁéÉ½ÏØ</a>| <a href="http://" target="_blank">ÔæÑôÊÐ</a>| <a href="http://" target="_blank">ÓàÒ¦ÊÐ</a>| <a href="http://" target="_blank">ÅÍÊ¯ÊÐ</a>| <a href="http://" target="_blank">ÃñÇÚÏØ</a>| <a href="http://" target="_blank">°²ÑôÏØ</a>| <a href="http://" target="_blank">ËçÀâÏØ</a>| <a href="http://" target="_blank">ÖÐ·½ÏØ</a>| <a href="http://" target="_blank">ÎýÁÖ¹ùÀÕÃË</a>| <a href="http://" target="_blank">É¯³µÏØ</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>