OpenSessionInViewFilter.java 文件源码

/**
 * Look up the SessionFactory that this filter should use.
 * <p>The default implementation looks for a bean with the specified name
 * in Spring's root application context.
 * @return the SessionFactory to use
 * @see #getSessionFactoryBeanName
 */
protected SessionFactory lookupSessionFactory() {
    if (logger.isDebugEnabled()) {
        logger.debug("Using SessionFactory '" + getSessionFactoryBeanName() + "' for OpenSessionInViewFilter");
    }
    WebApplicationContext wac = WebApplicationContextUtils.getRequiredWebApplicationContext(getServletContext());
    return wac.getBean(getSessionFactoryBeanName(), SessionFactory.class);
}