刚才入门的问题,hibernate使用tomcat连接池报错. 这个hibernate.cfg.xml和Cat.hbm.xml需要放在WEB-INF/classes目录下。 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 而且要修改web.xml如下:<web-app> <description> example</description> <resource-ref> <description>DB Connection</description> <res-ref-name>jdbc/example</res-ref-name> <res-type>javax.sql.DataSource</res-type> <res-auth>Container</res-auth> </resource-ref></web-app>这样在web容器中,通过java:comp/env/jdbc/example就可以找到jdbc/example的连接池了。 已经加上了,hibernate.cfg.xml和Cat.hbm.xml 都放在WEB-INF/classes,这是web.xml文件内容<!-- web.xml --><?xml version="1.0" encoding="UTF-8"?><!DOCTYPE web-app PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN" "http://java.sun.com/dtd/web-app_2_3.dtd"><web-app> <filter> <filter-name>SetCharacterEncoding</filter-name> <filter-class>com.titans.util.character.SetCharacterEncodingFilter</filter-class> <init-param> <param-name>encoding</param-name> <param-value>gbk</param-value> </init-param> <init-param> <param-name>ignore</param-name> <param-value>true</param-value> </init-param> </filter> <filter-mapping> <filter-name>SetCharacterEncoding</filter-name> <servlet-name>action</servlet-name></filter-mapping> <listener> <listener-class>com.titans.util.online.OnlineCounterListener</listener-class> </listener> <servlet> <servlet-name>action</servlet-name> <servlet-class>org.apache.struts.action.ActionServlet</servlet-class> <init-param> <param-name>config</param-name> <param-value>/WEB-INF/config/struts-config.xml</param-value> </init-param> <init-param> <param-name>config/login</param-name> <param-value>/WEB-INF/config/struts-config-login.xml</param-value> </init-param> <init-param> <param-name>config/main</param-name> <param-value>/WEB-INF/config/struts-config-main.xml</param-value> </init-param> <init-param> <param-name>debug</param-name> <param-value>2</param-value> </init-param> <init-param> <param-name>application</param-name> <param-value>ApplicationResources</param-value> </init-param> <load-on-startup>2</load-on-startup> </servlet> <servlet-mapping> <servlet-name>action</servlet-name> <url-pattern>*.do</url-pattern> </servlet-mapping> <taglib> <taglib-uri>/WEB-INF/struts-bean.tld</taglib-uri> <taglib-location>/WEB-INF/tags/struts-bean.tld</taglib-location> </taglib> <taglib> <taglib-uri>/WEB-INF/struts-html.tld</taglib-uri> <taglib-location>/WEB-INF/tags/struts-html.tld</taglib-location> </taglib> <taglib> <taglib-uri>/WEB-INF/struts-logic.tld</taglib-uri> <taglib-location>/WEB-INF/tags/struts-logic.tld</taglib-location> </taglib> <taglib> <taglib-uri>/WEB-INF/struts-template.tld</taglib-uri> <taglib-location>/WEB-INF/tags/struts-template.tld</taglib-location> </taglib> <taglib> <taglib-uri>/WEB-INF/struts-tiles.tld</taglib-uri> <taglib-location>/WEB-INF/tags/struts-tiles.tld</taglib-location> </taglib> <taglib> <taglib-uri>/WEB-INF/struts-nested.tld</taglib-uri> <taglib-location>/WEB-INF/tags/struts-nested.tld</taglib-location> </taglib> <resource-ref> <description>DBSever Connection</description> <res-ref-name>jdbc/example</res-ref-name> <res-type>javax.sql.DataSource</res-type> <res-auth>Container</res-auth> </resource-ref></web-app> java:comp/env/jdbc/example改为java:comp/example can you give a exampleqq173175087 bxh2dai(希望明天会有些改变)的方法报下面的错误:could not find datasource:java:comp/example 重新下一个hibernate的包就行了。用hibernate3.04连接ms sql server 是有问题的,下了个hibernate3.05的就行了 mina多并发实时传输问题 java 写的webservice中如何压缩soap message? 请问一下alert的应用 关于hibernate的po转换vo的问题. 如何设置虚拟机内存? 初学struts,遇到常见的问题,请大侠们帮帮忙 有谁有jax-rpc.jar,进来发给我好吗,送50分,急 jasperreport的难一点的问题! 各种编码都是怎么回事,如GBK,GB2312,UTF8 请问EJB中怎么实现定时器功能,在每天的0:00执行一次操作。 我要在log4j的LoggingEvent添加一个方法怎么做? JAVA爱好者及高手:QQ群:691713,现在还差数人,加满为止!
<web-app>
<description> example</description>
<resource-ref>
<description>DB Connection</description>
<res-ref-name>jdbc/example</res-ref-name>
<res-type>javax.sql.DataSource</res-type>
<res-auth>Container</res-auth>
</resource-ref></web-app>
这样在web容器中,通过java:comp/env/jdbc/example就可以找到jdbc/example的连接池了。
<!-- web.xml -->
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE web-app PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN" "http://java.sun.com/dtd/web-app_2_3.dtd">
<web-app>
<filter>
<filter-name>SetCharacterEncoding</filter-name>
<filter-class>com.titans.util.character.SetCharacterEncodingFilter</filter-class>
<init-param>
<param-name>encoding</param-name>
<param-value>gbk</param-value>
</init-param>
<init-param>
<param-name>ignore</param-name>
<param-value>true</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>SetCharacterEncoding</filter-name>
<servlet-name>action</servlet-name>
</filter-mapping>
<listener>
<listener-class>com.titans.util.online.OnlineCounterListener</listener-class>
</listener>
<servlet>
<servlet-name>action</servlet-name>
<servlet-class>org.apache.struts.action.ActionServlet</servlet-class>
<init-param>
<param-name>config</param-name>
<param-value>/WEB-INF/config/struts-config.xml</param-value>
</init-param>
<init-param>
<param-name>config/login</param-name>
<param-value>/WEB-INF/config/struts-config-login.xml</param-value>
</init-param>
<init-param>
<param-name>config/main</param-name>
<param-value>/WEB-INF/config/struts-config-main.xml</param-value>
</init-param>
<init-param>
<param-name>debug</param-name>
<param-value>2</param-value>
</init-param>
<init-param>
<param-name>application</param-name>
<param-value>ApplicationResources</param-value>
</init-param>
<load-on-startup>2</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>action</servlet-name>
<url-pattern>*.do</url-pattern>
</servlet-mapping>
<taglib>
<taglib-uri>/WEB-INF/struts-bean.tld</taglib-uri>
<taglib-location>/WEB-INF/tags/struts-bean.tld</taglib-location>
</taglib>
<taglib>
<taglib-uri>/WEB-INF/struts-html.tld</taglib-uri>
<taglib-location>/WEB-INF/tags/struts-html.tld</taglib-location>
</taglib>
<taglib>
<taglib-uri>/WEB-INF/struts-logic.tld</taglib-uri>
<taglib-location>/WEB-INF/tags/struts-logic.tld</taglib-location>
</taglib>
<taglib>
<taglib-uri>/WEB-INF/struts-template.tld</taglib-uri>
<taglib-location>/WEB-INF/tags/struts-template.tld</taglib-location>
</taglib>
<taglib>
<taglib-uri>/WEB-INF/struts-tiles.tld</taglib-uri>
<taglib-location>/WEB-INF/tags/struts-tiles.tld</taglib-location>
</taglib>
<taglib>
<taglib-uri>/WEB-INF/struts-nested.tld</taglib-uri>
<taglib-location>/WEB-INF/tags/struts-nested.tld</taglib-location>
</taglib> <resource-ref>
<description>DBSever Connection</description>
<res-ref-name>jdbc/example</res-ref-name>
<res-type>javax.sql.DataSource</res-type>
<res-auth>Container</res-auth>
</resource-ref>
</web-app>
qq173175087
could not find datasource:java:comp/example
用hibernate3.04连接ms sql server 是有问题的,下了个hibernate3.05的就行了