tabdb.cs

计算机学院网站及管理系统

			}
			catch(Exception ex)
			{
				throw new MyException("10001","数据库连接失败!",ex);
			}

			try
			{
				//执行数据库的存储过程（访问数据库）
				dr = myCommand.ExecuteReader(CommandBehavior.CloseConnection);
			}
			catch(Exception ex)
			{
				throw new MyException("10001",ex.Message,ex);
			}

			//返回 dr
			return dr;
		}

		public SqlDataReader GetSingleRole(int nRoleID)
		{
			//定义数据库的Connection and Command 
			SqlConnection myConnection = new SqlConnection(ConfigurationSettings.AppSettings["ConnectionString"]);
			SqlCommand myCommand = new SqlCommand("Pr_GetSingleRole",myConnection);

			//定义访问数据库的方式为存储过程
			myCommand.CommandType = CommandType.StoredProcedure;

			//添加储存过程的参数
			SqlParameter parameterRoleID = new SqlParameter("@RoleID",SqlDbType.Int,4);
			parameterRoleID.Value = nRoleID;
			myCommand.Parameters.Add(parameterRoleID);

			SqlDataReader dr = null;

			try
			{
				//打开数据库的连接
				myConnection.Open();
			}
			catch(Exception ex)
			{
				throw new MyException("10001","数据库连接失败!",ex);
			}

			try
			{
				//执行数据库的存储过程（访问数据库）
				dr = myCommand.ExecuteReader(CommandBehavior.CloseConnection);
			}
			catch(Exception ex)
			{
				throw new MyException("10001",ex.Message,ex);
			}

			//返回 dr
			return dr;
		}

		public int AddRole(String sRoleName)
		{
			//定义数据库的Connection and Command 
			SqlConnection myConnection = new SqlConnection(ConfigurationSettings.AppSettings["ConnectionString"]);
			SqlCommand myCommand = new SqlCommand("Pr_AddRole",myConnection);

			//定义访问数据库的方式为存储过程
			myCommand.CommandType = CommandType.StoredProcedure;

			//创建访问数据库的参数
			SqlParameter parameterRoleName = new SqlParameter("@RoleName",SqlDbType.VarChar,32);
			parameterRoleName.Value = sRoleName;
			myCommand.Parameters.Add(parameterRoleName);

			SqlParameter parameterRoleID = new SqlParameter("@RoleID",SqlDbType.Int,4);
			parameterRoleID.Direction = ParameterDirection.ReturnValue;
			myCommand.Parameters.Add(parameterRoleID);

			try
			{
				//打开数据库的连接
				myConnection.Open();
			}
			catch(Exception ex)
			{
				throw new MyException("10001","数据库连接失败!",ex);
			}

			try 
			{
				//执行数据库的存储过程（访问数据库）
				myCommand.ExecuteNonQuery();
			}
			catch(Exception ex)
			{
				throw new MyException("10001",ex.Message,ex);
			}
			finally 
			{
				if (myConnection.State == ConnectionState.Open)
				{
					//关闭数据库的连接
					myConnection.Close();
				}
			}

			return (int)parameterRoleID.Value;
		}

		public void UpdateRole(int nRoleID,String sRoleName)
		{
			//定义数据库的Connection and Command 
			SqlConnection myConnection = new SqlConnection(ConfigurationSettings.AppSettings["ConnectionString"]);
			SqlCommand myCommand = new SqlCommand("Pr_UpdateRole",myConnection);

			//定义访问数据库的方式为存储过程
			myCommand.CommandType = CommandType.StoredProcedure;

			//创建访问数据库的参数
			SqlParameter parameterRoleID = new SqlParameter("@RoleID",SqlDbType.Int,4);
			parameterRoleID.Value = nRoleID;
			myCommand.Parameters.Add(parameterRoleID);

			SqlParameter parameterRoleName = new SqlParameter("@RoleName",SqlDbType.VarChar,32);
			parameterRoleName.Value = sRoleName;
			myCommand.Parameters.Add(parameterRoleName);

			try
			{
				//打开数据库的连接
				myConnection.Open();
			}
			catch(Exception ex)
			{
				throw new MyException("10001","数据库连接失败!",ex);
			}

			try 
			{
				//执行数据库的存储过程（访问数据库）
				myCommand.ExecuteNonQuery();
			}
			catch(Exception ex)
			{
				throw new MyException("10001",ex.Message,ex);
			}
			finally 
			{
				if (myConnection.State == ConnectionState.Open)
				{
					//关闭数据库的连接
					myConnection.Close();
				}
			}
		}

		public void DeleteRole(int nRoleID)
		{
			//定义数据库的Connection and Command 
			SqlConnection myConnection = new SqlConnection(ConfigurationSettings.AppSettings["ConnectionString"]);
			SqlCommand myCommand = new SqlCommand("Pr_DeleteRole",myConnection);

			//定义访问数据库的方式为存储过程
			myCommand.CommandType = CommandType.StoredProcedure;

			//创建访问数据库的参数
			SqlParameter parameterRoleID = new SqlParameter("@RoleID",SqlDbType.Int,4);
			parameterRoleID.Value = nRoleID;
			myCommand.Parameters.Add(parameterRoleID);

			try
			{
				//打开数据库的连接
				myConnection.Open();
			}
			catch(Exception ec)
			{
				throw new MyException("10001","数据库连接失败!",ec);
			}

			try
			{
				//执行数据库的存储过程（访问数据库）
				myCommand.ExecuteNonQuery();
			}
			catch(Exception er)
			{
				throw new MyException("10001",er.Message,er);
			}	
			finally
			{
				if(myConnection.State == ConnectionState.Open)
				{
					//关闭数据库的连接
					myConnection.Close();
				}
			}
		}
	}

	public class RoleTabDB
	{
		public SqlDataReader GetTabByRole(int nRoleID)
		{
			//定义数据库的Connection and Command 
			SqlConnection myConnection = new SqlConnection(ConfigurationSettings.AppSettings["ConnectionString"]);
			SqlCommand myCommand = new SqlCommand("Pr_GetTabByRole",myConnection);

			//定义访问数据库的方式为存储过程
			myCommand.CommandType = CommandType.StoredProcedure;

			//添加储存过程的参数
			SqlParameter parameterRoleID = new SqlParameter("@RoleID",SqlDbType.Int,4);
			parameterRoleID.Value = nRoleID;
			myCommand.Parameters.Add(parameterRoleID);

			SqlDataReader dr = null;

			try
			{
				//打开数据库的连接
				myConnection.Open();
			}
			catch(Exception ex)
			{
				throw new MyException("10001","数据库连接失败!",ex);
			}

			try
			{
				//执行数据库的存储过程（访问数据库）
				dr = myCommand.ExecuteReader(CommandBehavior.CloseConnection);
			}
			catch(Exception ex)
			{
				throw new MyException("10001",ex.Message,ex);
			}

			//返回 dr
			return dr;
		}

		public void AddRoleTab(int nRoleID,int nTabID)
		{
			//定义数据库的Connection and Command 
			SqlConnection myConnection = new SqlConnection(ConfigurationSettings.AppSettings["ConnectionString"]);
			SqlCommand myCommand = new SqlCommand("Pr_AddRoleTab",myConnection);

			//定义访问数据库的方式为存储过程
			myCommand.CommandType = CommandType.StoredProcedure;

			//创建访问数据库的参数
			SqlParameter parameterRoleID = new SqlParameter("@RoleID",SqlDbType.Int,4);
			parameterRoleID.Value = nRoleID;
			myCommand.Parameters.Add(parameterRoleID);

			SqlParameter parameterTabID = new SqlParameter("@TabID",SqlDbType.Int,4);
			parameterTabID.Value = nTabID;
			myCommand.Parameters.Add(parameterTabID);

			try
			{
				//打开数据库的连接
				myConnection.Open();
			}
			catch(Exception ex)
			{
				throw new MyException("10001","数据库连接失败!",ex);
			}

			try 
			{
				//执行数据库的存储过程（访问数据库）
				myCommand.ExecuteNonQuery();
			}
			catch(Exception ex)
			{
				throw new MyException("10001",ex.Message,ex);
			}
			finally 
			{
				if (myConnection.State == ConnectionState.Open)
				{
					//关闭数据库的连接
					myConnection.Close();
				}
			}
		}

		public void DeleteRoleTab(int nRoleID)
		{
			//定义数据库的Connection and Command 
			SqlConnection myConnection = new SqlConnection(ConfigurationSettings.AppSettings["ConnectionString"]);
			SqlCommand myCommand = new SqlCommand("Pr_DeleteRoleTab",myConnection);

			//定义访问数据库的方式为存储过程
			myCommand.CommandType = CommandType.StoredProcedure;

			//创建访问数据库的参数
			SqlParameter parameterRoleID = new SqlParameter("@RoleID",SqlDbType.Int,4);
			parameterRoleID.Value = nRoleID;
			myCommand.Parameters.Add(parameterRoleID);

//			SqlParameter parameterTabID = new SqlParameter("@TabID",SqlDbType.Int,4);
//			parameterTabID.Value = nTabID;
//			myCommand.Parameters.Add(parameterTabID);

			try
			{
				//打开数据库的连接
				myConnection.Open();
			}
			catch(Exception ex)
			{
				throw new MyException("10001","数据库连接失败!",ex);
			}

			try 
			{
				//执行数据库的存储过程（访问数据库）
				myCommand.ExecuteNonQuery();
			}
			catch(Exception ex)
			{
				throw new MyException("10001",ex.Message,ex);
			}
			finally 
			{
				if (myConnection.State == ConnectionState.Open)
				{
					//关闭数据库的连接
					myConnection.Close();
				}
			}
		}
	}
}