Cannot create JDBC driver of class '' for connect URL 'null' 错误
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Cannot create JDBC driver of class '' for connect URL 'null' 错误
关于Tomcat 5.5.XX数据源配置出现连接问题的解决
错误信息:Cannot create JDBC driver of class '' for connect URL 'null'
当我们用Tomcat5.0.XX时,以Oracle为例,一般我们的配置如下,但直接移到5.5.XX时就会发生错误
<Resource name="jdbc/XXX" type="javax.sql.DataSource"/>
<ResourceParams name="jdbc/XXX">
<parameter>
<name>factory</name>
<value>org.apache.commons.dbcp.BasicDataSourceFactory</value>
</parameter>
<parameter>
<name>password</name>
<value>password</value>
</parameter>
<parameter>
<name>url</name>
<value>jdbcracle:thin:@localhost:1521:SID</value>
</parameter>
<parameter>
<name>driverClassName</name>
<value>oracle.jdbc.driver.OracleDriver</value>
</parameter>
<parameter>
<name>username</name>
<value>username</value>
</parameter>
</ResourceParams>
当要移植到Tomcat5.5.XX时,配置应当修改一下,如下所示:
<Resource
name="jdbc/XXX"
type="javax.sql.DataSource"
password="password"
driverClassName="oracle.jdbc.driver.OracleDriver"
maxIdle="2"
maxWait="5000"
username="username"
url="jdbcracle:thin:@localhost:1521:SID"
maxActive="4"/>
- Cannot create JDBC driver of class '' for connect URL 'null'
- Cannot create JDBC driver of class '' for connect URL 'null'
- Cannot create JDBC driver of class '' for connect URL 'null'
- Cannot create JDBC driver of class '' for connect URL 'null'
- cannot create jdbc driver of class '' for connect url 'null'
- Cannot create JDBC driver of class '' for connect URL 'null'
- Cannot create JDBC driver of class '' for connect URL 'null'
- Cannot create JDBC driver of class '' for connect URL 'null'
- Cannot create JDBC driver of class '' for connect URL 'null'
- Cannot create JDBC driver of class '' for connect URL 'null'
- Cannot create JDBC driver of class '' for connect URL 'null'
- Cannot create JDBC driver of class '' for connect URL 'null'
- Cannot create JDBC driver of class '' for connect URL 'null’
- Cannot create JDBC driver of class '' for connect URL 'null'
- Cannot create JDBC driver of class '' for connect URL 'null'
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