使用NHibernate 2.1适配Sqlite数据库

<?xml version="1.0" encoding="utf-8"?>
<hibernate-configuration  xmlns="urn:nhibernate-configuration-2.2" >
  <session-factory name="NHibernate.Test">
    <property name="current_session_context_class">thread_static</property>
    <property name="connection.driver_class">NHibernate.Driver.SQLite20Driver</property>
    <property name="connection.connection_string"></property>
    <property name="adonet.batch_size">10</property>
    <property name="show_sql">true</property>
    <property name="dialect">NHibernate.Dialect.SQLiteDialect</property>
    <property name="use_outer_join">true</property>
    <property name="command_timeout">60</property>
    <property name="hbm2ddl.auto">update</property>
    <property name="query.substitutions">true=1;false=0</property>
    <property name="proxyfactory.factory_class">NHibernate.ByteCode.LinFu.ProxyFactoryFactory, NHibernate.ByteCode.LinFu</property>
    <mapping assembly="InspectClient.Domain"/>
  </session-factory>
</hibernate-configuration>

public  static class SessionBuilder
    {
        private static readonly ISessionFactory _sessionFactory ;
        private static readonly object _lock = new object();

        static SessionBuilder() 
        {
            lock (_lock)
            {
                _sessionFactory =
                    new Configuration().Configure("HSqlite.cfg.xml")
                        .SetProperty("connection.connection_string", SqliteConfig.DataSource)
                        .BuildSessionFactory();
            }
        }

        #region Session在当前上下文的操作
        private static void BindContext()
        {
            lock (_lock)
            {
                if (!CurrentSessionContext.HasBind(_sessionFactory))
                {
                    CurrentSessionContext.Bind(_sessionFactory.OpenSession());
                }
            }
        }

        private static void UnBindContext()
        {
            lock (_lock)
            {
                if (CurrentSessionContext.HasBind(_sessionFactory))
                {
                    CurrentSessionContext.Unbind(_sessionFactory);
                }
            }
        }

        public static void CloseCurrentSession()
        {
            UnBindContext();
        }

        public static ISession GetCurrentSession()
        {
            BindContext();
            return _sessionFactory.GetCurrentSession();
        }
        #endregion

        #region 关闭SessionFactory（一般在应用程序结束时操作）
        public static void CloseSessionFactory()
        {
            if (!_sessionFactory.IsClosed)
            {
                _sessionFactory.Close();
            }
        }
        #endregion

        #region 打开一个新的Session
        public static ISession OpenSession()
        {
            lock (_lock)
            {
                return _sessionFactory.OpenSession();
            }
        }
        #endregion

    }