<!-- 使用jndi配置数据源 -->

<bean id="dataSource" class="org.springframework.jndi.JndiObjectFactoryBean">

        <property name="jndiName">

            <value>java:comp/env/jndi数据源名称</value>

        </property>

    </bean>

<?xml version="1.0" encoding="UTF-8"?>

<Context>

	<Resource

	 name="jndi数据源名称"

	 auth="Container"

	 type="javax.sql.DataSource"

	 username="xx"

	 password="xx"

	 url="jdbc:oracle:thin:@10.10.68.248:1521:orcl"

	 driverClassName="oracle.jdbc.driver.OracleDriver"

	 maxIdle="10"

	 maxWait="1000"

	 maxActive="20"

	/>

</Context>

  <!--

	  JNDI配置的资源引用：

	  • res-ref-name：表示引用资源的名称

	  • res-type：此资源对应的类型为javax.sql.DataSource

	  • res-auth：容器授权管理

	   -->

	   <!--Oracle数据库JNDI数据源引用 -->

	  <resource-ref>

	      <description>Oracle DB Connection</description>

	      <res-ref-name>jndi数据源名称</res-ref-name>

	      <res-type>javax.sql.DataSource</res-type>

	      <res-auth>Container</res-auth>

	 </resource-ref>

    public Connection getConnection()

        throws SQLException

    {

        if(isJndi)

            return getJndiConnection();

        else

            return getDriverConnection();

    }

   private void initJndiConnection()

        throws NamingException

    {

        Context ctx = new InitialContext();

        ds = (DataSource)ctx.lookup(config.getJndi());

    }

    public Connection getJndiConnection()

        throws SQLException

    {

            return ds.getConnection();

    }

private Connection getDriverConnection()

        throws SQLException

    {

                Connection conn = DriverManager.getConnection(config.getUrl(), config.getUserName(), getPassword(config));

        return conn;

    }