using System;
using System.Data;
using System.Data.SqlClient;
using System.Collections;
using AIMSModel;
using AIMSObjectQuery;
using System.Collections.Generic;

namespace AIMSDAL
{
    internal partial class DPerson
	{
	    #region 插入实体操作部份
	    /// <summary>
        /// 插入
        /// </summary>
		/// <param name="cmd">Command对象</param>
        /// <param name="person">实体类对象</param>
        /// <returns>标识列值或影响的记录行数</returns>
		internal static int Insert(SqlCommand cmd, Person person)
		{
		    cmd.Parameters.Clear();
			cmd.CommandText = "insert into Person (No,Name,HelpCode,Sex,PassWord,DepId,RoleId,BirthDay,TimeToWork,Diploma,JobTitle,PersonType,PersonOrder,IsValid,OperatorNo,OperatorName,OperateDate,HisNo,SignatureStr,SignatureIndex,Extend1,Extend2,Extend3,Extend4,Extend5) values (@No,@Name,@HelpCode,@Sex,@PassWord,@DepId,@RoleId,@BirthDay,@TimeToWork,@Diploma,@JobTitle,@PersonType,@PersonOrder,@IsValid,@OperatorNo,@OperatorName,@OperateDate,@HisNo,@SignatureStr,@SignatureIndex,@Extend1,@Extend2,@Extend3,@Extend4,@Extend5);select @@identity";
			//从实体中取出值放入Command的参数列表
			cmd.Parameters.Add(new SqlParameter("@No",person.No==null?(object)DBNull.Value:(object)person.No));
			cmd.Parameters.Add(new SqlParameter("@Name",person.Name==null?(object)DBNull.Value:(object)person.Name));
			cmd.Parameters.Add(new SqlParameter("@HelpCode",person.HelpCode==null?(object)DBNull.Value:(object)person.HelpCode));
			cmd.Parameters.Add(new SqlParameter("@Sex",person.Sex==null?(object)DBNull.Value:(object)person.Sex));
			cmd.Parameters.Add(new SqlParameter("@PassWord",person.PassWord==null?(object)DBNull.Value:(object)person.PassWord));
			cmd.Parameters.Add(new SqlParameter("@DepId",person.DepId.HasValue?(object)person.DepId.Value:(object)DBNull.Value));
			cmd.Parameters.Add(new SqlParameter("@RoleId",person.RoleId.HasValue?(object)person.RoleId.Value:(object)DBNull.Value));
			cmd.Parameters.Add(new SqlParameter("@BirthDay",person.BirthDay==null?(object)DBNull.Value:(object)person.BirthDay));
			cmd.Parameters.Add(new SqlParameter("@TimeToWork",person.TimeToWork==null?(object)DBNull.Value:(object)person.TimeToWork));
			cmd.Parameters.Add(new SqlParameter("@Diploma",person.Diploma==null?(object)DBNull.Value:(object)person.Diploma));
			cmd.Parameters.Add(new SqlParameter("@JobTitle",person.JobTitle==null?(object)DBNull.Value:(object)person.JobTitle));
			cmd.Parameters.Add(new SqlParameter("@PersonType",person.PersonType==null?(object)DBNull.Value:(object)person.PersonType));
			cmd.Parameters.Add(new SqlParameter("@PersonOrder",person.PersonOrder.HasValue?(object)person.PersonOrder.Value:(object)DBNull.Value));
			cmd.Parameters.Add(new SqlParameter("@IsValid",person.IsValid.HasValue?(object)person.IsValid.Value:(object)DBNull.Value));
			cmd.Parameters.Add(new SqlParameter("@OperatorNo",person.OperatorNo==null?(object)DBNull.Value:(object)person.OperatorNo));
			cmd.Parameters.Add(new SqlParameter("@OperatorName",person.OperatorName==null?(object)DBNull.Value:(object)person.OperatorName));
			cmd.Parameters.Add(new SqlParameter("@OperateDate",person.OperateDate.HasValue?(object)person.OperateDate.Value:(object)DBNull.Value));
			cmd.Parameters.Add(new SqlParameter("@HisNo",person.HisNo==null?(object)DBNull.Value:(object)person.HisNo));
			cmd.Parameters.Add(new SqlParameter("@SignatureStr",person.SignatureStr==null?(object)DBNull.Value:(object)person.SignatureStr));
			cmd.Parameters.Add(new SqlParameter("@SignatureIndex",person.SignatureIndex==null?(object)DBNull.Value:(object)person.SignatureIndex));
			cmd.Parameters.Add(new SqlParameter("@Extend1",person.Extend1==null?(object)DBNull.Value:(object)person.Extend1));
			cmd.Parameters.Add(new SqlParameter("@Extend2",person.Extend2==null?(object)DBNull.Value:(object)person.Extend2));
			cmd.Parameters.Add(new SqlParameter("@Extend3",person.Extend3==null?(object)DBNull.Value:(object)person.Extend3));
			cmd.Parameters.Add(new SqlParameter("@Extend4",person.Extend4==null?(object)DBNull.Value:(object)person.Extend4));
			cmd.Parameters.Add(new SqlParameter("@Extend5",person.Extend5==null?(object)DBNull.Value:(object)person.Extend5));
			return Convert.ToInt32(cmd.ExecuteScalar());
		}
	    /// <summary>
        /// 不使用事务的插入方法
        /// </summary>
        /// <param name="person">实体类对象</param>
        /// <returns>标识列值或影响的记录行数</returns>
	    internal static int Insert(Person person)
		{
			using(SqlConnection conn=new SqlConnection(Connection.ConnectionString))
			{
				conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    return Insert(cmd, person);
                }
			}
		}
		
		/// <summary>
        /// 使用事务的插入方法
        /// </summary>
        /// <param name="connection">实现共享Connection的对象</param>
        /// <param name="person">实体类对象</param>
        /// <returns>标识列值或影响的记录行数</returns>
        internal static int Insert(Connection connection,Person person)
        {
            return Insert(connection.Command, person);
        }
		#endregion
		
		#region 删除实体操作
		
		/// <summary>
        /// 删除
        /// </summary>
		/// <param name="cmd">Command对象</param>
        /// <param name="person">实体类对象</param>
        /// <returns>影响的记录行数</returns>
		internal static int ExcuteDeleteCommand(SqlCommand cmd, Person person)
        {
			cmd.Parameters.Clear();
            cmd.CommandText = "delete from Person where Id=@Id";
            //从实体中取出值放入Command的参数列表
		    cmd.Parameters.Add(new SqlParameter("@Id", person.Id));
            return cmd.ExecuteNonQuery();
        }
		/// <summary>
        /// 不使用事务的删除方法
        /// </summary>
        /// <param name="person">实体类对象</param>
        /// <returns>影响的记录行数</returns>
        internal static int Delete(Person person)
        {
            using (SqlConnection conn = new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    return ExcuteDeleteCommand(cmd, person);
                }
            }
        }
		/// <summary>
        /// 使用事务的删除方法
        /// </summary>
        /// <param name="connection">实现共享Connection的对象</param>
        /// <param name="person">实体类对象</param>
        /// <returns>影响的记录行数</returns>
        internal static int Delete(Connection connection,Person person)
        {
            return  ExcuteDeleteCommand(connection.Command, person);
		}
		
		/// <summary>
        /// 执行删除命令
        /// </summary>
        /// <param name="cmd">Command对象</param>
        /// <param name="oql">对象查询语句</param>
        /// <param name="parameters">参数列表</param>
        /// <returns>影响的记录行数</returns>
        internal static int ExcuteDeleteCommand(SqlCommand cmd, string oql, ParameterList parameters)
        {
            //解析过滤部份Sql语句
            string filterString = SyntaxAnalyzer.ParseSql(oql, new PersonMap());
            if (filterString != string.Empty)
            {
                filterString = " where " + filterString;
            }
            cmd.Parameters.Clear();
            cmd.CommandText = "delete from Person " + filterString;
            //添加参数
            if (parameters != null)
            {
                foreach (string key in parameters.Keys)
                {
                    cmd.Parameters.Add(new SqlParameter(key, parameters[key]));
                }
            }
            return cmd.ExecuteNonQuery();
        }
		
		/// <summary>
        /// 不使用事务的删除方法
        /// </summary>
        /// <param name="oql">对象查询语句</param>
        /// <param name="parameters">参数列表</param>
        /// <returns>影响的记录行数</returns>
        internal static int Delete(string oql, ParameterList parameters)
        {
            using (SqlConnection conn = new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    return ExcuteDeleteCommand(cmd, oql, parameters);
                }
            }
        }
		
		/// <summary>
        /// 使用事务的删除方法
        /// </summary>
        /// <param name="connection">实现共享Connection的对象</param>
        /// <param name="oql">对象查询语句</param>
        /// <param name="parameters">参数列表</param>
        /// <returns>影响的记录行数</returns>
        internal static int Delete(Connection connection, string oql, ParameterList parameters)
        {
            return ExcuteDeleteCommand(connection.Command, oql, parameters);
        }
		
		#endregion
		
		#region 更新实体操作
		
		/// <summary>
        /// 更新
        /// </summary>
		/// <param name="cmd">Command对象</param>
        /// <param name="person">实体类对象</param>
        /// <returns>影响的记录行数</returns>
		internal static int ExcuteUpdateCommand(SqlCommand cmd, Person person)
		{
		    cmd.CommandText = "update Person set No=@No,Name=@Name,HelpCode=@HelpCode,Sex=@Sex,PassWord=@PassWord,DepId=@DepId,RoleId=@RoleId,BirthDay=@BirthDay,TimeToWork=@TimeToWork,Diploma=@Diploma,JobTitle=@JobTitle,PersonType=@PersonType,PersonOrder=@PersonOrder,IsValid=@IsValid,OperatorNo=@OperatorNo,OperatorName=@OperatorName,OperateDate=@OperateDate,HisNo=@HisNo,SignatureStr=@SignatureStr,SignatureIndex=@SignatureIndex,Extend1=@Extend1,Extend2=@Extend2,Extend3=@Extend3,Extend4=@Extend4,Extend5=@Extend5 where Id=@Id";
			//从实体中取出值放入Command的参数列表
			cmd.Parameters.Add(new SqlParameter("@No",person.No==null?(object)DBNull.Value:(object)person.No));
			cmd.Parameters.Add(new SqlParameter("@Name",person.Name==null?(object)DBNull.Value:(object)person.Name));
			cmd.Parameters.Add(new SqlParameter("@HelpCode",person.HelpCode==null?(object)DBNull.Value:(object)person.HelpCode));
			cmd.Parameters.Add(new SqlParameter("@Sex",person.Sex==null?(object)DBNull.Value:(object)person.Sex));
			cmd.Parameters.Add(new SqlParameter("@PassWord",person.PassWord==null?(object)DBNull.Value:(object)person.PassWord));
			cmd.Parameters.Add(new SqlParameter("@DepId",person.DepId.HasValue?(object)person.DepId.Value:(object)DBNull.Value));
			cmd.Parameters.Add(new SqlParameter("@RoleId",person.RoleId.HasValue?(object)person.RoleId.Value:(object)DBNull.Value));
			cmd.Parameters.Add(new SqlParameter("@BirthDay",person.BirthDay==null?(object)DBNull.Value:(object)person.BirthDay));
			cmd.Parameters.Add(new SqlParameter("@TimeToWork",person.TimeToWork==null?(object)DBNull.Value:(object)person.TimeToWork));
			cmd.Parameters.Add(new SqlParameter("@Diploma",person.Diploma==null?(object)DBNull.Value:(object)person.Diploma));
			cmd.Parameters.Add(new SqlParameter("@JobTitle",person.JobTitle==null?(object)DBNull.Value:(object)person.JobTitle));
			cmd.Parameters.Add(new SqlParameter("@PersonType",person.PersonType==null?(object)DBNull.Value:(object)person.PersonType));
			cmd.Parameters.Add(new SqlParameter("@PersonOrder",person.PersonOrder.HasValue?(object)person.PersonOrder.Value:(object)DBNull.Value));
			cmd.Parameters.Add(new SqlParameter("@IsValid",person.IsValid.HasValue?(object)person.IsValid.Value:(object)DBNull.Value));
			cmd.Parameters.Add(new SqlParameter("@OperatorNo",person.OperatorNo==null?(object)DBNull.Value:(object)person.OperatorNo));
			cmd.Parameters.Add(new SqlParameter("@OperatorName",person.OperatorName==null?(object)DBNull.Value:(object)person.OperatorName));
			cmd.Parameters.Add(new SqlParameter("@OperateDate",person.OperateDate.HasValue?(object)person.OperateDate.Value:(object)DBNull.Value));
			cmd.Parameters.Add(new SqlParameter("@HisNo",person.HisNo==null?(object)DBNull.Value:(object)person.HisNo));
			cmd.Parameters.Add(new SqlParameter("@SignatureStr",person.SignatureStr==null?(object)DBNull.Value:(object)person.SignatureStr));
			cmd.Parameters.Add(new SqlParameter("@SignatureIndex",person.SignatureIndex==null?(object)DBNull.Value:(object)person.SignatureIndex));
			cmd.Parameters.Add(new SqlParameter("@Extend1",person.Extend1==null?(object)DBNull.Value:(object)person.Extend1));
			cmd.Parameters.Add(new SqlParameter("@Extend2",person.Extend2==null?(object)DBNull.Value:(object)person.Extend2));
			cmd.Parameters.Add(new SqlParameter("@Extend3",person.Extend3==null?(object)DBNull.Value:(object)person.Extend3));
			cmd.Parameters.Add(new SqlParameter("@Extend4",person.Extend4==null?(object)DBNull.Value:(object)person.Extend4));
			cmd.Parameters.Add(new SqlParameter("@Extend5",person.Extend5==null?(object)DBNull.Value:(object)person.Extend5));
			cmd.Parameters.Add(new SqlParameter("@Id", person.Id));
            return cmd.ExecuteNonQuery();
		}
		
		/// <summary>
        /// 不使用事务的更新方法
        /// </summary>
        /// <param name="person">实体类对象</param>
        /// <returns>影响的记录行数</returns>
	    internal static int Update(Person person)
		{
			using(SqlConnection conn=new SqlConnection(Connection.ConnectionString))
			{
				conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    return ExcuteUpdateCommand(cmd, person);
                }
			}
		}
		/// <summary>
        /// 使用事务的更新方法
        /// </summary>
        /// <param name="connection">实现共享Connection的对象</param>
        /// <param name="person">实体类对象</param>
        /// <returns>影响的记录行数</returns>
        internal static int Update(Connection connection,Person person)
        {
            return ExcuteUpdateCommand(connection.Command, person);
		}
		/// <summary>
        /// 执行更新命令
        /// </summary>
        /// <param name="cmd">Command对象</param>
        /// <param name="oql">对象查询语句</param>
        /// <param name="parameters">参数列表</param>
        /// <returns>影响的记录行数</returns>
        internal static int ExcuteUpdateCommand(SqlCommand cmd, string oql, ParameterList parameters)
        {
            //解析过滤部份Sql语句
            string updateString = SyntaxAnalyzer.ParseSql(oql, new PersonMap());
            cmd.CommandText = "update Person set " + updateString;
			cmd.Parameters.Clear();
            //添加参数
            if (parameters != null)
            {
                foreach (string key in parameters.Keys)
                {
                    cmd.Parameters.Add(new SqlParameter(key, parameters[key]));
                }
            }
            return cmd.ExecuteNonQuery();
        }
		
		/// <summary>
        /// 不使用事务的更新方法
        /// </summary>
        /// <param name="oql">对象查询语句</param>
        /// <param name="parameters">参数列表</param>
        /// <returns>影响的记录行数</returns>
        internal static int Update(string oql, ParameterList parameters)
        {
            using (SqlConnection conn = new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    return ExcuteUpdateCommand(cmd, oql, parameters);
                }
            }
        }
		
		/// <summary>
        /// 使用事务的更新方法
        /// </summary>
        /// <param name="connection">实现共享Connection的对象</param>
        /// <param name="oql">对象查询语句</param>
        /// <param name="parameters">参数列表</param>
        /// <returns>影响的记录行数</returns>
        internal static int Update(Connection connection, string oql, ParameterList parameters)
        {
            return ExcuteUpdateCommand(connection.Command, oql, parameters);
        }
		#endregion
		
		#region 查询实体集合
		/// <summary>
        /// 执行Command获取对象列表
        /// </summary>
        /// <param name="cmd">Command对象</param>
		/// <param name="recursiveType">递归类型</param>
        /// <param name="recursiveDepth">递归深度</param>
        /// <returns>实体类对象列表</returns>
        internal static List<Person> ExcuteSelectCommand(SqlCommand cmd,RecursiveType recursiveType,int recursiveDepth)
        {
            List<Person> personList = new List<Person>();
            using (SqlDataReader dr = cmd.ExecuteReader())
            {
                while (dr.Read())
                {
                    Person person = DataReaderToEntity(dr);
                    personList.Add(person);
                }
            }
			return personList;
        }
		/// <summary>
        /// 执行查询命令
        /// </summary>
        /// <param name="cmd">Command对象</param>
        /// <param name="oql">对象查询语句</param>
        /// <param name="parameters">参数列表</param>
		/// <param name="recursiveType">递归类型</param>
        /// <param name="recursiveDepth">递归深度</param>
        /// <returns>实体类对象集合</returns>
        internal static List<Person> ExcuteSelectCommand(SqlCommand cmd, string oql, ParameterList parameters,RecursiveType recursiveType,int recursiveDepth)
        {
            //解析过滤部份Sql语句
            string filterString = SyntaxAnalyzer.ParseSql(oql, new PersonMap());
            if (filterString != string.Empty)
            {
				if(filterString.Trim().ToLower().IndexOf("order ")!=0)
                	filterString = " where " + filterString;
            }
            cmd.Parameters.Clear();
            cmd.CommandText = "select * from Person " + filterString;
            //添加参数
            if (parameters != null)
            {
                foreach (string key in parameters.Keys)
                {
                    cmd.Parameters.Add(new SqlParameter(key, parameters[key]));
                }
            }
            return ExcuteSelectCommand(cmd, recursiveType, recursiveDepth);
        }
		
		/// <summary>
        /// 根据对象查询语句查询实体集合
        /// </summary>
        /// <returns>实体类对象集合</returns>
        internal static List<Person> Select()
        {
			using(SqlConnection conn=new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    cmd.CommandText = "select * from Person";
                    return ExcuteSelectCommand(cmd, RecursiveType.Parent, 1);
                }
            }
        }
		/// <summary>
        /// 根据对象查询语句查询实体集合
        /// </summary>
		/// <param name="recursiveType">递归类型</param>
        /// <param name="recursiveDepth">递归深度</param>
        /// <returns>实体类对象集合</returns>
        internal static List<Person> Select(RecursiveType recursiveType, int recursiveDepth)
        {
			using(SqlConnection conn=new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    cmd.CommandText = "select * from Person";
                    return ExcuteSelectCommand(cmd, recursiveType, recursiveDepth);
                }
            }
        }
		
		/// <summary>
        /// 根据对象查询语句查询实体集合
        /// </summary>
        /// <param name="oql">对象查询语句</param>
        /// <param name="parameters">参数列表</param>
        /// <returns>实体类对象集合</returns>
        internal static List<Person> Select(string oql, ParameterList parameters)
        {
			using(SqlConnection conn=new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    return ExcuteSelectCommand(cmd, oql, parameters, RecursiveType.Parent, 1);
                }
            }
        }
		
		/// <summary>
        /// 根据对象查询语句查询实体集合
        /// </summary>
        /// <param name="oql">对象查询语句</param>
        /// <param name="parameters">参数列表</param>
		/// <param name="recursiveType">递归类型</param>
        /// <param name="recursiveDepth">递归深度</param>
        /// <returns>实体类对象集合</returns>
        internal static List<Person> Select(string oql, ParameterList parameters,RecursiveType recursiveType, int recursiveDepth)
        {
			using(SqlConnection conn=new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    return ExcuteSelectCommand(cmd, oql, parameters, recursiveType, recursiveDepth);
                }
            }
        }
		
		/// <summary>
        /// 根据对象查询语句查询实体集合（启用事务）
        /// </summary>
        /// <param name="connection">连接对象</param>
        /// <param name="oql">对象查询语句</param>
        /// <param name="parameters">参数列表</param>
		/// <param name="recursiveType">递归类型</param>
        /// <param name="recursiveDepth">递归深度</param>
        /// <returns>实体类对象集合</returns>
        internal static List<Person> Select(Connection connection, string oql, ParameterList parameters, RecursiveType recursiveType, int recursiveDepth)
        {
            return ExcuteSelectCommand(connection.Command, oql, parameters,recursiveType, recursiveDepth);
        }
		#endregion
		
		#region 查询单个实体
		
		/// <summary>
        /// 递归查询单个实体
        /// </summary>
        /// <param name="cmd">Command对象</param>
		/// <param name="recursiveType">递归类型</param>
        /// <param name="recursiveDepth">递归深度</param>
        /// <returns>实体对象</returns>
		internal static Person ExcuteSelectSingleCommand(SqlCommand cmd,RecursiveType recursiveType,int recursiveDepth)
		{
			Person person=null;
			using (SqlDataReader dr = cmd.ExecuteReader())
            {
			    if(dr.Read())
				    person = DataReaderToEntity(dr);
			}
			if(person==null)
			    return person;
            return person;
		}
		/// <summary>
        /// 更据对象查询语句递归查询单个实体
        /// </summary>
        /// <param name="cmd">Command对象</param>
        /// <param name="oql">对象查询语句</param>
        /// <param name="parameters">参数列表</param>
		/// <param name="recursiveType">递归类型</param>
        /// <param name="recursiveDepth">递归深度</param>
        /// <returns>实体对象</returns>
        internal static Person ExcuteSelectSingleCommand(SqlCommand cmd, string oql, ParameterList parameters,RecursiveType recursiveType,int recursiveDepth)
        {
            //解析过滤部份Sql语句
            string filterString = SyntaxAnalyzer.ParseSql(oql, new PersonMap());
			if(filterString!=string.Empty)
			{
			    filterString=" where "+filterString;
			}
            cmd.CommandText = "select * from Person " + filterString;
			cmd.Parameters.Clear();
            //添加参数
            if (parameters != null)
            {
                foreach (string key in parameters.Keys)
                {
                    cmd.Parameters.Add(new SqlParameter(key, parameters[key]));
                }
            }
            return ExcuteSelectSingleCommand(cmd, recursiveType, recursiveDepth);
        }
				
		/// <summary>
        /// 更据对象查询语句递归查询单个实体
        /// </summary>
        /// <param name="cmd">Command对象</param>
        /// <param name="oql">对象查询语句</param>
        /// <param name="parameters">参数列表</param>
		/// <param name="recursiveType">递归类型</param>
        /// <param name="recursiveDepth">递归深度</param>
        /// <returns>实体对象</returns>
        internal static Person SelectSingle(string oql, ParameterList parameters, RecursiveType recursiveType, int recursiveDepth)
        {
            using(SqlConnection conn=new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    return ExcuteSelectSingleCommand(cmd, oql, parameters, recursiveType, recursiveDepth);
                }   
            } 
        }
		
		/// <summary>
        /// 更据对象查询语句查询单个实体
        /// </summary>
        /// <param name="cmd">Command对象</param>
        /// <param name="oql">对象查询语句</param>
        /// <param name="parameters">参数列表</param>
        /// <returns>实体对象</returns>
        internal static Person SelectSingle(string oql, ParameterList parameters)
        {
            return SelectSingle(oql,parameters,RecursiveType.Parent,1);
        }
		
		/// <summary>
        /// 更据对象查询语句并启用事务查询单个实体
        /// </summary>
        /// <param name="connection">连接对象</param>
        /// <param name="oql">对象查询语句</param>
        /// <param name="parameters">参数列表</param>
        /// <returns>实体对象</returns>
        internal static Person SelectSingle(Connection connection, string oql, ParameterList parameters, RecursiveType recursiveType, int recursiveDepth)
        {
            return ExcuteSelectSingleCommand(connection.Command, oql, parameters, recursiveType, recursiveDepth);
        }
		
		/// <summary>
        /// 更据主键值递归查询单个实体
        /// </summary>
        /// <param name="cmd">Command对象</param>
        /// <param name="id">主键值</param>
		/// <param name="recursiveType">递归类型</param>
        /// <param name="recursiveDepth">递归深度</param>
        /// <returns>实体对象</returns>
        internal static Person SelectSingle(SqlCommand cmd, int? id,RecursiveType recursiveType,int recursiveDepth)
		{
		    cmd.Parameters.Clear();
			if(id.HasValue)
			{
		    	cmd.CommandText = "select * from Person where Id=@pk";
				cmd.Parameters.Add(new SqlParameter("@pk",id.Value));
			}
			else
			{
			    cmd.CommandText = "select * from Person where Id is null";
			}
			return ExcuteSelectSingleCommand(cmd, recursiveType, recursiveDepth);
		}
		
		/// <summary>
        /// 按主键字段查询特定实体
        /// </summary>
        /// <param name="id">主键值</param>
        /// <returns>实体类对象</returns>
        internal static Person SelectSingle(int? id)
        {
            using(SqlConnection conn=new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    return SelectSingle(cmd,id,RecursiveType.Parent,1);
                }   
            } 
        }
		/// <summary>
        /// 按主键字段查询特定实体
        /// </summary>
        /// <param name="id">主键值</param>
		/// <param name="recursiveType">递归类型</param>
        /// <param name="recursiveDepth">递归深度</param>
        /// <returns>实体类对象</returns>
        internal static Person SelectSingle(int? id, RecursiveType recursiveType, int recursiveDepth)
        {
            using(SqlConnection conn=new SqlConnection(Connection.ConnectionString))
            {
                conn.Open();
                using (SqlCommand cmd = conn.CreateCommand())
                {
                    return SelectSingle(cmd,id, recursiveType, recursiveDepth);
                }   
            } 
        }
		
		/// <summary>
        /// 使用事务并按主键字段查询特定实体
        /// </summary>
		/// <param name="connection">连接对象</param>
        /// <param name="id">主键值</param>
        /// <returns>实体类对象</returns>
        internal static Person SelectSingle(Connection connection,int? id, RecursiveType recursiveType, int recursiveDepth)
        {
			return SelectSingle(connection.Command, id, recursiveType, recursiveDepth);
        }
		#endregion
		
				
		/// <summary>
        /// 从DataReader中取出值生成实体对象
        /// </summary>
        /// <param name="searcher">查询对象</param>
        /// <returns>过滤条件字符串</returns>
		private static Person DataReaderToEntity(SqlDataReader dr)
		{
		    Person entity = new Person ();
			if(dr["Id"]!=System.DBNull.Value)
			{
			    entity.Id=Convert.ToInt32(dr["Id"]);
			}
			if(dr["No"]!=System.DBNull.Value)
			{
			    entity.No=dr["No"].ToString();
			}
			if(dr["Name"]!=System.DBNull.Value)
			{
			    entity.Name=dr["Name"].ToString();
			}
			if(dr["HelpCode"]!=System.DBNull.Value)
			{
			    entity.HelpCode=dr["HelpCode"].ToString();
			}
			if(dr["Sex"]!=System.DBNull.Value)
			{
			    entity.Sex=dr["Sex"].ToString();
			}
			if(dr["PassWord"]!=System.DBNull.Value)
			{
			    entity.PassWord=dr["PassWord"].ToString();
			}
			if(dr["DepId"]!=System.DBNull.Value)
			{
			    entity.DepId=Convert.ToInt32(dr["DepId"]);
			}
			if(dr["RoleId"]!=System.DBNull.Value)
			{
			    entity.RoleId=Convert.ToInt32(dr["RoleId"]);
			}
			if(dr["BirthDay"]!=System.DBNull.Value)
			{
			    entity.BirthDay=dr["BirthDay"].ToString();
			}
			if(dr["TimeToWork"]!=System.DBNull.Value)
			{
			    entity.TimeToWork=dr["TimeToWork"].ToString();
			}
			if(dr["Diploma"]!=System.DBNull.Value)
			{
			    entity.Diploma=dr["Diploma"].ToString();
			}
			if(dr["JobTitle"]!=System.DBNull.Value)
			{
			    entity.JobTitle=dr["JobTitle"].ToString();
			}
			if(dr["PersonType"]!=System.DBNull.Value)
			{
			    entity.PersonType=dr["PersonType"].ToString();
			}
			if(dr["PersonOrder"]!=System.DBNull.Value)
			{
			    entity.PersonOrder=Convert.ToInt32(dr["PersonOrder"]);
			}
			if(dr["IsValid"]!=System.DBNull.Value)
			{
			    entity.IsValid=Convert.ToInt32(dr["IsValid"]);
			}
			if(dr["OperatorNo"]!=System.DBNull.Value)
			{
			    entity.OperatorNo=dr["OperatorNo"].ToString();
			}
			if(dr["OperatorName"]!=System.DBNull.Value)
			{
			    entity.OperatorName=dr["OperatorName"].ToString();
			}
			if(dr["OperateDate"]!=System.DBNull.Value)
			{
			    entity.OperateDate=Convert.ToDateTime(dr["OperateDate"]);
			}
			if(dr["HisNo"]!=System.DBNull.Value)
			{
			    entity.HisNo=dr["HisNo"].ToString();
			}
			if(dr["SignatureStr"]!=System.DBNull.Value)
			{
			    entity.SignatureStr=dr["SignatureStr"].ToString();
			}
			if(dr["SignatureIndex"]!=System.DBNull.Value)
			{
			    entity.SignatureIndex=dr["SignatureIndex"].ToString();
			}
			if(dr["Extend1"]!=System.DBNull.Value)
			{
			    entity.Extend1=dr["Extend1"].ToString();
			}
			if(dr["Extend2"]!=System.DBNull.Value)
			{
			    entity.Extend2=dr["Extend2"].ToString();
			}
			if(dr["Extend3"]!=System.DBNull.Value)
			{
			    entity.Extend3=dr["Extend3"].ToString();
			}
			if(dr["Extend4"]!=System.DBNull.Value)
			{
			    entity.Extend4=dr["Extend4"].ToString();
			}
			if(dr["Extend5"]!=System.DBNull.Value)
			{
			    entity.Extend5=dr["Extend5"].ToString();
			}
			return entity;
		}
	}
}