76 lines
2.2 KiB
C#
76 lines
2.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Data;
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using System.Reflection;
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namespace WMS.Common
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{
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/// <summary>
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/// 实体类与datatable的转换
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/// </summary>
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public class MelCtData
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{
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private static MelCtData melctData;
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private static object _lock = new object();
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#region 通过Singleton模式返回当前实例
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/// <summary>
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/// 通过Singleton模式返回当前实例
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/// </summary>
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public static MelCtData Instance
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{
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get
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{
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if (melctData == null)
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{
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lock (_lock)
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{
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if (melctData == null)
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{
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melctData = new MelCtData();
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}
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}
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}
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return melctData;
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}
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}
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#endregion
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/// <summary>
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/// 返回datatable相对应的model类
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="table"></param>
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/// <returns></returns>
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public T FillModel<T>(DataTable table)
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{
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T modelClass = default(T);//关于default为T类型的modelClass赋默认值
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modelClass = Activator.CreateInstance<T>();
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foreach (DataRow row in table.Rows)
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{
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foreach (DataColumn column in table.Columns)
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{
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PropertyInfo pi = modelClass.GetType().GetProperty(column.ColumnName);
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if (pi != null)
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{
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if (pi.Name.ToLower() == column.ColumnName.ToLower())
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{
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if (row[column.ColumnName] != DBNull.Value)
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pi.SetValue(modelClass, row[column.ColumnName.ToLower()].ToString(), null);
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else
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pi.SetValue(modelClass, null, null);
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}
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}
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}
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}
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return modelClass;
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}
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}
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}
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