Cannot create JDBC driver of class '' for connect URL 'null'
server.xml
<GlobalNamingResources></GlobalNamingResources>안에 아래내용 추가
<Resource name="ResourceDB" type="javax.sql.DataSource"/>
<ResourceParams name="ResourceDB1">
<parameter>
<name>validationQuery</name>
<value>select * from emp</value>
</parameter>
<parameter>
<name>maxWait</name>
<value>5000</value>
</parameter>
<parameter>
<name>maxActive</name>
<value>4</value>
</parameter>
<parameter>
<name>password</name>
<value>tiger</value>
</parameter>
<parameter>
<name>url</name>
<value>jdbc:oracle:thin:@10.132.3.90:1521:ORCL</value>
</parameter>
<parameter>
<name>driverClassName</name>
<value>oracle.jdbc.driver.OracleDriver</value>
</parameter>
<parameter>
<name>maxIdle</name>
<value>2</value>
</parameter>
<parameter>
<name>username</name>
<value>scott</value>
</parameter>
</ResourceParams>
web.xml(톰켓의 web.xml)
<resource-ref>
<description>DB Connection</description>
<res-ref-name>ResourceDB</res-ref-name>
<res-type>javax.sql.DataSource</res-type>
<res-auth>Container</res-auth>
</resource-ref>
생성된 <context></context>안에 아래내용 추가
<ResourceLink name="ResourceDB" global="ResourceDB1" type="javax.sql.DataSource"/>