Atualização do banco de dados com o spring

<!-- Cria um pool de conexões com o banco -->
	<bean id="pooledDataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource" destroy-method="close">
		<property name="user" value="postgres"/>
		<property name="password" value="adminadmin"/>
		<property name="driverClass" value="org.postgresql.Driver"/>
		<property name="jdbcUrl" value="jdbc:postgresql://127.0.0.1:5432/athus"/>
		<property name="initialPoolSize" value="50"/>
		<property name="maxPoolSize" value="1000"/>
		<property name="minPoolSize" value="20"/>
		<property name="checkoutTimeout" value="10000"/>
		<property name="acquireIncrement" value="1"/>
		<property name="acquireRetryAttempts" value="50"/>
		<property name="maxIdleTime" value="1800"/>
		<property name="maxStatements" value="50"/>
	</bean>
	
	<bean id="defaultLobHandler" class="org.springframework.jdbc.support.lob.DefaultLobHandler" />
	
	<!-- SessioFactory de sessões com o banco -->
	<bean id="sessionFactory" class="br.com.athus.factory.AthusFactoryBean" destroy-method="destroy">
		<property name="dataSource" ref="pooledDataSource" />
		<property name="configurationClass" value="org.hibernate.cfg.AnnotationConfiguration" />
		<property name="configLocation" value="classpath:br/com/athus/hibernate.cfg.xml" />
		<property name="lobHandler" ref="defaultLobHandler" />
		<property name="hibernateProperties">
			<props>
				<prop key="hibernate.current_session_context_class">thread</prop>
				<prop key="hibernate.generate_statistics">true</prop>
				<prop key="hibernate.bytecode.use_reflection_optimizer">true</prop>
				<prop key="hibernate.format_sql">true</prop>
				<prop key="hibernate.transaction.flush_before_completion">true</prop>
				<prop key="hibernate.transaction.factory_class">
					org.springframework.orm.hibernate3.SpringTransactionFactory</prop>
				<prop key="hibernate.dialect">org.hibernate.dialect.PostgreSQLDialect</prop>
				
				<!-- Atualiza o banco ao iniciar o sistema -->
				<prop key="hibernate.hbm2ddl.auto">update</prop>
			</props>
		</property>
	</bean>

public static void main(String[] args) {
		ApplicationContext path = 
			new FileSystemXmlApplicationContext(
					System.getProperty("user.dir") + "/WebContent/WEB-INF/applicationContext-hibernate.xml");
		
		AthusFactoryBean sf = (AthusFactoryBean) path.getBean("&sessionFactory");
		AnnotationConfiguration cfg = (AnnotationConfiguration) sf.getConfiguration();
		
		SchemaUpdate se = new SchemaUpdate(cfg);
		se.execute(true, true);
	}

ERROR [main] (SchemaUpdate.java:222) - could not complete schema update
org.hibernate.HibernateException: No local DataSource found for configuration - 'dataSource' property must be set on LocalSessionFactoryBean
	at org.springframework.orm.hibernate3.LocalDataSourceConnectionProvider.configure(LocalDataSourceConnectionProvider.java:49)
	at org.hibernate.connection.ConnectionProviderFactory.newConnectionProvider(ConnectionProviderFactory.java:137)
	at org.hibernate.connection.ConnectionProviderFactory.newConnectionProvider(ConnectionProviderFactory.java:79)
	at org.hibernate.tool.hbm2ddl.ManagedProviderConnectionHelper.prepare(ManagedProviderConnectionHelper.java:51)
	at org.hibernate.tool.hbm2ddl.SchemaUpdate.execute(SchemaUpdate.java:168)
	at br.com.athus.util.database.AtualizarDB.main(AtualizarDB.java:21)