NWeiWMS/WMS-BS/NFine.Data/SqlCommandHelper.cs

using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ICS.Data
{
    public class SqlCommandHelper
    {
        public static void CmdExecuteNonQuery(string sql, SqlCommand cmd)
        {
            try
            {
                cmd.CommandText = sql;
                int count = cmd.ExecuteNonQuery();
                if (count <= 0)
                {
                    throw new Exception("受影响行数小于0");
                }
                cmd.Parameters.Clear();
                sql = string.Empty;
            }
            catch (Exception ex)
            {
                throw new Exception(ex.Message);
            }
        }

        public static void DeleteCmdExecuteNonQuery(string sql, SqlCommand cmd)
        {
            try
            {
                cmd.CommandText = sql;
                int count = cmd.ExecuteNonQuery();
                cmd.Parameters.Clear();
                sql = string.Empty;
            }
            catch (Exception ex)
            {
                throw new Exception(ex.Message);
            }
        }
        public static void CmdExecuteNonQuery(string sql, SqlParameter[] sp, SqlCommand cmd)
        {
            try
            {
                foreach (SqlParameter parameter in sp)
                {
                    if ((parameter.Direction == ParameterDirection.InputOutput || parameter.Direction == ParameterDirection.Input) &&
                        (parameter.Value == null))
                    {
                        parameter.Value = DBNull.Value;
                    }
                    cmd.Parameters.Add(parameter);
                }
                cmd.CommandText = sql;
                int count = cmd.ExecuteNonQuery();
                if (count <= 0)
                {
                    throw new Exception("受影响行数小于0");
                }
                cmd.Parameters.Clear();
                sql = string.Empty;
            }
            catch (Exception ex)
            {
                throw new Exception(ex.Message);
            }
        }
        /// <summary>
        /// 事物取DataTable
        /// </summary>
        /// <param name="SQl"></param>
        /// <param name="cmd"></param>
        /// <returns></returns>
        public static DataTable SQlReturnData(string SQl, SqlCommand cmd)
        {
            DataTable dt = new DataTable();
            SqlDataAdapter dr = new System.Data.SqlClient.SqlDataAdapter();
            cmd.CommandText = SQl;
            dr.SelectCommand = cmd;
            dr.Fill(dt);
            return dt;
        }

        public static DataSet SQlReturnDataSet(string SQl, SqlCommand cmd)
        {
            DataSet dt = new DataSet();
            SqlDataAdapter dr = new System.Data.SqlClient.SqlDataAdapter();
            cmd.CommandText = SQl;
            dr.SelectCommand = cmd;
            dr.Fill(dt);
            return dt;
        }
    }
}