EJB实体Bean动态数据源绑定

http://blog.sina.com.cn/s/blog_5ca9fdd80100bx5f.html

server.xml中Web应用和数据源。在server.xml中加入以下的配置描述。

　　例程1 配置web应用

　<Context path="/hibernate" docBase="hibernate" debug="0"         reloadable="true" crossContext="true">
　　<Resource name="jdbc/hibernate" auth="Container" type="javax.sql.DataSource"/>   
           <ResourceParams name="jdbc/hibernate">
            <parameter>  
                <name>factory</name>  
             <value>org.apache.commons.dbcp.BasicDataSourceFactory</value>  
            </parameter>
            <parameter>  
               <name>driverClassName</name>  
                  <value>org.gjt.mm.mysql.Driver</value>  
             </parameter>
              <parameter>
                    <name>url</name>  
                    <value>jdbc:mysql:///test</value>   
               </parameter>  
             <parameter>
                  <name>username</name>