Datasource no Spring

<bean id="entityManagerFactory" class="org.springframework.orm.jpa.LocalEntityManagerFactoryBean">
        <property name="persistenceUnitName" value="xxxx" />
        <property name="dataSource" ref="dataSource" />
   </bean>
  
     <bean id="dataSource"
          class="org.springframework.jdbc.datasource.DriverManagerDataSource">
        <property name="driverClassName" value="net.sourceforge.jtds.jdbc.Driver" />
        <property name="url" value="jdbc:jtds:sqlserver://banco:1433/xxxx" />
        <property name="username" value="user" />
        <property name="password" value="pass" />
    </bean>