App_Code/InfoClassMgr.cs

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using System;
using System.Data;
using System.Data.SqlClient;


/// <summary>
/// InfoClass管理类
/// </summary>
public class InfoClassMgr
{
	/// <summary>
	/// 初始化管理类
	/// </summary>
	public InfoClassMgr()
	{
	}

	#region　函数UpdateInfoClass | 更新InfoClass信息
	/// <summary>
	/// 更新InfoClass类信息
	/// </summary>
	/// <param name="infoClass">信息编号参数</param>
	/// <returns>更新成功返回true 否则返回false</returns>
	public bool UpdateInfoClass(InfoClass infoClass)
	{
		string strSQL = "";
		SqlDataAdapter sa = null;
		SqlCommandBuilder builder = null;
		DataRow row = null;
		DataTable dt = null;
		bool returnValue = false;
		if (infoClass != null)
		{
			if (infoClass.InfoClassID == 0)
			{
				strSQL = "SELECT Top 0 * FROM InfoClass";
			}
			else
			{
				strSQL = "SELECT * FROM InfoClass WHERE InfoClassID = '" + infoClass.InfoClassID + "'";
			}

			dt = CMMgr.GetDataTable(strSQL);

			 if (dt.Rows.Count > 0)
			{
				row = dt.Rows[0];
			}
			else
			{
				row = dt.NewRow();
			}
			row["InfoClassName"] = infoClass.InfoClassName;

			if (dt.Rows.Count == 0)
			{
				dt.Rows.Add(row);
			}

			SqlConnection conn = CMMgr.GetConnection();