paper.cs

在线 图书网上购物系统

using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.Common;
using System.Web.Management;
#region Paper
	/// <summary>
	/// This object represents the properties and methods of a Paper.
	/// </summary>
	public class Paper
	{
		protected int _id;
		protected int _canadiatePaperID;
		protected string _title = String.Empty;
		protected string _abstract = String.Empty;
		protected string _docName = String.Empty;
		protected string _docPath = String.Empty;
		protected bool _isFiled;
		protected DateTime _filedDate;
		protected DateTime _uploadDate;
		protected DateTime _lastModifyDate;
		
		public Paper()
		{
		}
		
		public Paper(int id)
		{
            DbDataReader reader = DataAccess.ExecuteDataReader("usp_SelectPaper", false, new object[] { id });
			
			if (reader.Read()) 
			{
				this.LoadFromReader(reader);
				reader.Close();
			}
			else
			{
				if (!reader.IsClosed) reader.Close();
				throw new ApplicationException("Paper does not exist.");
			}
		}
		
		public Paper(DbDataReader reader)
		{
			this.LoadFromReader(reader);
		}
		
		protected void LoadFromReader(DbDataReader reader)
		{
			if (reader != null && !reader.IsClosed)
			{
				_id = reader.GetInt32(0);
				if (!reader.IsDBNull(1)) _canadiatePaperID = reader.GetInt32(1);
				if (!reader.IsDBNull(2)) _title = reader.GetString(2);
				if (!reader.IsDBNull(3)) _abstract = reader.GetString(3);
				if (!reader.IsDBNull(4)) _docName = reader.GetString(4);
				if (!reader.IsDBNull(5)) _docPath = reader.GetString(5);
				if (!reader.IsDBNull(6)) _isFiled = reader.GetBoolean(6);
				if (!reader.IsDBNull(7)) _filedDate = reader.GetDateTime(7);
				if (!reader.IsDBNull(8)) _uploadDate = reader.GetDateTime(8);
				if (!reader.IsDBNull(9)) _lastModifyDate = reader.GetDateTime(9);
			}
		}
		
		#region Public Properties
		public int Id
		{
			get {return _id;}
		}
		
		public int CanadiatePaperID
		{
			get {return _canadiatePaperID;}
			set {_canadiatePaperID = value;}
		}

		public string Title
		{
			get {return _title;}
			set {_title = value;}
		}

		public string Abstract
		{
			get {return _abstract;}
			set {_abstract = value;}
		}

		public string DocName
		{
			get {return _docName;}
			set {_docName = value;}
		}

		public string DocPath
		{
			get {return _docPath;}
			set {_docPath = value;}
		}

		public bool IsFiled
		{
			get {return _isFiled;}
			set {_isFiled = value;}
		}

		public DateTime FiledDate
		{
			get {return _filedDate;}
			set {_filedDate = value;}
		}

		public DateTime UploadDate
		{
			get {return _uploadDate;}
			set {_uploadDate = value;}
		}

		public DateTime LastModifyDate
		{
			get {return _lastModifyDate;}
			set {_lastModifyDate = value;}
		}
		#endregion
		
		public static Paper GetPaper(int id)
		{
			return new Paper(id);
		}

        
	}
	#endregion