Tomcat 连接数据库的配置文件报错Cannot create JDBC driver of class '' for connect URL 'null'
2011-08-23 16:49
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原文网址:http://blog.knowsky.com/240148.htm
Cannot?create?JDBC?driver?of?class?'' for connect URL 'null' 这个主要是tomcat链接数据库的配置文件写错了 严格来说也不叫错 只是不同的版本写法不一样 tomcat-5.0.28是这种形式 <Resource name="jdbc/conn" type="javax.sql.DataSource"/> <ResourceParams name="jdbc/conn"> <parameter> <name>maxWait</name> <value>5000</value> </parameter> <parameter> <name>maxActive</name> <value>10</value> </parameter> <parameter> <name>password</name> <value>tiger</value> </parameter> <parameter> <name>url</name> <value>jdbc:oracle:thin:@localhost:oracle</value> </parameter> <parameter> <name>driverClassName</name> <value>oracle.jdbc.driver.OracleDriver</value> </parameter> <parameter> <name>maxIdle</name> <value>1</value> </parameter> <parameter> <name>username</name> <value>scott</value> </parameter> </ResourceParams> 但是apache-tomcat-6.0.32就得这种形式 <Resource name="jdbc/conn" auth="Container" type="javax.sql.DataSource" maxActive="10" maxIdle="1" maxWait="5000" username="scott" password="tiger" driverClassName="com.mysql.jdbc.Driver" url="jdbc:mysql://localhost:3306/neusys"/> 这个其实可以上这个网看看该版本的tomcat配置例子确定一下 http://localhost:8080/docs/jndi-datasource-examples-howto.html#Preventing_dB_connection_pool_leaks ps:我觉得搭web框架神马的 需要用到的工具很多,而且不同版本之间会在设置上有不同,需要耐心,跟着主要的原理走,再查查具体版本的区别 |
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