public static IDbConnection GetDbConn(string dbname, MDataBaseType type)
{
IDbConnection conn = null;
string connstr = GetBDConnString(dbname);
switch (type)
{
case MDataBaseType.MYSQL:
conn = new MySqlConnection(connstr);
if (conn.State != ConnectionState.Open)
{
conn.Open();
}
break;
case MDataBaseType.SQLSERVER:
conn = new SqlConnection(connstr);
break;
case MDataBaseType.DB2:
conn = new DB2Connection(connstr);
break;
case MDataBaseType.UNKNOW:
throw new Exception("未知数据库类型，创建数据库链接失败");
}
return conn;
}
public static IDbConnection GetDbConn(string dbname, MDataBaseType type)
{
IDbConnection conn = null;
string connstr = GetBDConnString(dbname);
switch (type)
{
case MDataBaseType.MYSQL:
conn = new MySqlConnection(connstr);
if (conn.State != ConnectionState.Open)
{
conn.Open();
}
break;
case MDataBaseType.SQLSERVER:
conn = new SqlConnection(connstr);
break;
case MDataBaseType.DB2:
conn = new DB2Connection(connstr);
break;
case MDataBaseType.UNKNOW:
throw new Exception("未知数据库类型，创建数据库链接失败");
}
return(conn);
}
public static IGetSchema GetSchemaDAO(MDataBaseType dbType, MDBAccessType accessType)
{
switch (dbType)
{
case MDataBaseType.DB2:
return new DGetSchema();
}
throw new Exception(string.Format("未实现的IGetSchema接口:数据库类型:{0},数据库访问类型:{1}", dbType.ToString(), accessType.ToString()));
}
/// <summary>
/// Gets the pager query DAO.
/// </summary>
/// <param name="dbtype">The dbtype.</param>
/// <returns></returns>
/// <exception cref="System.Exception"></exception>
public static IPagerQuery GetPagerQueryDAO(MDataBaseType dbtype)
{
switch (dbtype)
{
case MDataBaseType.MYSQL:
return new DPagerQuery();
}
throw new Exception(string.Format("未实现的IPagerQuery接口:数据库类型:{0}", dbtype.ToString()));
}
/// <summary>
/// Gets the pager query DAO.
/// </summary>
/// <param name="dbtype">The dbtype.</param>
/// <returns></returns>
/// <exception cref="System.Exception"></exception>
public static IPagerQuery GetPagerQueryDAO(MDataBaseType dbtype)
{
switch (dbtype)
{
case MDataBaseType.MYSQL:
return(new DPagerQuery());
}
throw new Exception(string.Format("未实现的IPagerQuery接口:数据库类型:{0}", dbtype.ToString()));
}
public static IGenerator GetGeneratorSQLDAL(MDataBaseType type)
{
switch (type)
{
case MDataBaseType.MySQL:
return new MySQLGeneratoDAO();
default:
throw new Exception(string.Format("数据库类型:{0},并没有实现", type.ToString()));
}
}
public static IGetSchema GetSchemaDAO(MDataBaseType dbType, MDBAccessType accessType)
{
switch (dbType)
{
case MDataBaseType.DB2:
return(new DGetSchema());
case MDataBaseType.SQLSERVER:
return(new Help.DBAccessLayer.SQLServer.DGetSchema());
}
throw new Exception(string.Format("未实现的IGetSchema接口:数据库类型:{0},数据库访问类型:{1}", dbType.ToString(), accessType.ToString()));
}
public static IGenerator GetGeneratorSQLDAL(MDataBaseType type)
{
switch (type)
{
case MDataBaseType.MYSQL:
return(new DGeneratoDAO());
case MDataBaseType.SQLSERVER:
return(new SQLServer.DGenerator());
default:
throw new Exception(string.Format("数据库类型:{0},并没有实现", type.ToString()));
}
}
