IList(T)转换DataSet

using System.Data;

using System.Collections.Generic;

#region Convert IList<T> to DataSet

/// <summary>

/// Converts to data set.

/// </summary>

/// <typeparam name="T"></typeparam>

/// <param name="list">The list.</param>

/// <returns></returns>

public static DataSet ConvertToDataSet<T>(IList<T> list)

{

    if (list == null || list.Count <= 0)

    {

        return null;

    }

    DataSet ds = new DataSet();

    DataTable dt = new DataTable(typeof(T).Name);

    DataColumn column;

    DataRow row;

    System.Reflection.PropertyInfo[] myPropertyInfo = typeof(T).GetProperties(System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance);

    foreach (T t in list)

    {

        if (t == null)

        {

            continue;

        }

        row = dt.NewRow();

        for (int i = 0, j = myPropertyInfo.Length; i < j; i++)

        {

            System.Reflection.PropertyInfo pi = myPropertyInfo[i];

            string name = pi.Name;

            if (dt.Columns[name] == null)

            {

                column = new DataColumn(name, pi.PropertyType);

                dt.Columns.Add(column);

            }

            row[name] = pi.GetValue(t, null);

        }

        dt.Rows.Add(row);

    }

    ds.Tables.Add(dt);

    return ds;

}

#endregion