基线 SVN r240
SVN-Revision: r240
This commit is contained in:
cyf
@@ -0,0 +1,146 @@
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/******************************
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* 说明：DataTable相关扩展方法
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* 创建人：龚宇超
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* 创建日期：2017-11-15
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* 修改人：
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* 修改日期：
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* 修改备注：
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* 版本：1.0.0.0
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******************************/
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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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namespace Lskj.Util
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{
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/// <summary>
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/// DataTable相关扩展方法
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/// </summary>
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public static class DataTableExtend
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{
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/// <summary>
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/// <para>说明：移除DataTable中DataRow空白行</para>
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/// <para>创建人：龚宇超</para>
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/// <para>创建日期：2017-11-15 </para>
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/// <para>修改人：</para>
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/// <para>修改日期：</para>
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/// <para>修改备注：</para>
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/// <para>版本：1.0</para>
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/// </summary>
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/// <param name="rows">The rows.</param>
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public static DataTable TrimEmptyRows(this DataTable table)
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{
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//GridView.DeleteSelectedRows()只是改变了数据状态为delete,数据依然存在于table中需要更新
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table.AcceptChanges();
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if (table == null) return table;
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int rowCount = table.Rows.Count;
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for (int i = rowCount - 1; i > 0; i--)
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{
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bool isNull = true;
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DataRow item = table.Rows[i];
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for (int j = 0; j < table.Columns.Count; j++)
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{
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DataColumn col = table.Columns[j];
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if (!string.IsNullOrWhiteSpace(item[col.ColumnName] + ""))
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{
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isNull = false;
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break;
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}
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}
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if (isNull)
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{
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table.Rows.Remove(item);
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}
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}
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return table;
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}
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/// <summary>
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/// <para>说明：移除DataTable中已删除的行</para>
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/// <para>创建人：龚宇超</para>
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/// <para>创建日期：2017-11-30 </para>
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/// <para>修改人：</para>
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/// <para>修改日期：</para>
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/// <para>修改备注：</para>
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/// <para>版本：1.0</para>
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/// </summary>
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/// <param name="table">The table.</param>
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/// <returns>DataTable.</returns>
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public static DataTable TrimDeleteRows(this DataTable table)
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{
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if (table == null || table.Rows.Count == 0) return table;
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DataRow[] deleteRows = table.Rows.Cast<DataRow>().Where(x => x.RowState == DataRowState.Deleted).ToArray();
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for (int i = 0; i < deleteRows.Length; i++)
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{
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table.Rows.Remove(deleteRows[i]);
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}
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return table;
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}
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/// <summary>
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/// <para>说明：按field排序DataTable</para>
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/// <para>创建人：龚宇超</para>
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/// <para>创建日期：2017-11-30 </para>
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/// <para>修改人：</para>
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/// <para>修改日期：</para>
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/// <para>修改备注：</para>
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/// <para>版本：1.0</para>
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/// </summary>
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/// <param name="table">The table.</param>
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/// <param name="field">The field.</param>
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/// <returns>DataTable.</returns>
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public static DataTable OrderBy(this DataTable table, string field)
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{
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if (table == null || table.Rows.Count == 0 || string.IsNullOrEmpty(field) || !table.Columns.Contains(field)) return table;
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table.AcceptChanges();
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table = table.TrimDeleteRows();
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for (int i = 0; i < table.Rows.Count; i++)
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{
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table.Rows[i][field] = (i + 1);
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}
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return table;
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}
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/// <summary>
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/// <para>说明：按配置条件排序DataTable</para>
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/// <para>创建人：王一帆</para>
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/// <para>创建日期：2020-07-03 </para>
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/// <para>修改人：</para>
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/// <para>修改日期：</para>
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/// <para>修改备注：</para>
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/// <para>版本：1.0</para>
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/// </summary>
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/// <param name="table">The table.</param>
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/// <param name="field">The field.</param>
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/// <returns>DataTable.</returns>
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public static DataTable OrderBy(this DataTable table, string field, string UpperFieldName, int RowHandle)
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{
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if (table == null || table.Rows.Count == 0 || string.IsNullOrEmpty(field) || !table.Columns.Contains(field)) return table;
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table.AcceptChanges();
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table = table.TrimDeleteRows();
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if (RowHandle == 0)
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{
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for (int i = RowHandle; i < table.Rows.Count; i++)
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{
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if (string.IsNullOrEmpty(table.Rows[i][UpperFieldName] + "")) continue;
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table.Rows[i+1][field] = table.Rows[i][UpperFieldName];
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}
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}
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else
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{
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for (int i = RowHandle; i < table.Rows.Count; i++)
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{
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if (string.IsNullOrEmpty(table.Rows[i - 1][UpperFieldName] + "")) continue;
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table.Rows[i][field] = table.Rows[i - 1][UpperFieldName];
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}
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}
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return table;
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}
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}
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}
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@@ -0,0 +1,48 @@
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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.Collections;
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using System.Reflection;
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namespace Lskj.Util
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{
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public static class ListExtension
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{
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/// <summary>
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/// <para>说明：集合转为DataTable</para>
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/// <para>创建人：龚宇超</para>
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/// <para>创建日期：2018-06-11 </para>
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/// <para>修改人：</para>
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/// <para>修改日期：</para>
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/// <para>修改备注：</para>
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/// <para>版本：1.0</para>
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="collection">The collection.</param>
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/// <returns>DataTable.</returns>
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public static DataTable ToDataTable<T>(this List<T> list)
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{
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IEnumerable<T> collection= list.AsEnumerable();
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var props = typeof(T).GetProperties();
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var dt = new DataTable();
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dt.Columns.AddRange(props.Select(p => new DataColumn(p.Name, p.PropertyType)).ToArray());
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if (collection.Count() > 0)
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{
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for (int i = 0; i < collection.Count(); i++)
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{
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ArrayList tempList = new ArrayList();
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foreach (PropertyInfo pi in props)
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{
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object obj = pi.GetValue(collection.ElementAt(i), null);
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tempList.Add(obj);
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}
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object[] array = tempList.ToArray();
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dt.LoadDataRow(array, true);
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}
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}
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return dt;
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}
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}
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}
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@@ -0,0 +1,119 @@
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/******************************
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* 说明：字符串扩展
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* 创建人：龚宇超
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* 创建日期：2018-05-28
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* 修改人：
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* 修改日期：
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* 修改备注：
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* 版本：1.0.0.0
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******************************/
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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.Text.RegularExpressions;
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namespace Lskj.Util
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{
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public static class StringExtend
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{
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/// <summary>
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/// <para>说明：字符串转换为DataTable</para>
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/// <para>创建人：龚宇超</para>
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/// <para>创建日期：2018-05-28 </para>
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/// <para>修改人：</para>
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/// <para>修改日期：</para>
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/// <para>修改备注：</para>
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/// <para>版本：1.0</para>
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/// </summary>
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/// <param name="stringData">The string data.</param>
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/// <param name="columns">The columns.</param>
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/// <returns>DataTable.</returns>
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public static DataTable ToNewDataTable(this string stringData,string columns)
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{
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DataTable dtTable = new DataTable();
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stringData = stringData.Replace(" ", "").Replace(",,", ",").Trim(',');
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string[] confirmOper = stringData.Split(',');
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for (int i = 0; i < confirmOper.Length; i++)
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{
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DataRow row = dtTable.NewRow();
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row[columns] = confirmOper[i];
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dtTable.Rows.Add(row);
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}
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return dtTable;
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}
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/// <summary>
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/// <para>说明：</para>
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/// <para>创建人：龚宇超</para>
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/// <para>创建日期：2017-10-23 </para>
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/// <para>修改人：</para>
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/// <para>修改日期：</para>
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/// <para>修改备注：</para>
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/// <para>版本：1.0</para>
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/// </summary>
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/// <param name="s">The s.</param>
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/// <param name="format">The format.</param>
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/// <returns>A <see cref="System.String" /> that represents this instance.</returns>
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public static string ToStr(this object s, string format = "")
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{
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string result = string.Empty;
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try
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{
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if (string.IsNullOrWhiteSpace(format))
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{
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result = s.ToString();
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}
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else
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{
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result = string.Format("{0:" + format + "}", s);
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}
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}
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catch
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{
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}
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return result;
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}
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/// <summary>
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/// <para>说明：{key}字符串替换</para>
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/// <para>创建人：龚宇超</para>
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/// <para>创建日期：2018-05-28 </para>
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/// <para>修改人：</para>
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/// <para>修改日期：</para>
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/// <para>修改备注：</para>
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/// <para>版本：1.0</para>
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/// </summary>
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/// <param name="key">The key.</param>
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/// <param name="value">The value.</param>
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/// <param name="ignoreCase">是否忽略大小写</param>
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/// <returns>System.String.</returns>
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public static string Replace(this string str, string key, string value, bool ignoreCase)
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{
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if (string.IsNullOrEmpty(str)) return str;
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return Regex.IsMatch(str, key, RegexOptions.IgnoreCase) ?
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System.Text.RegularExpressions.Regex.Replace(str, key, value, ignoreCase ? RegexOptions.IgnoreCase : RegexOptions.None)
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: str;
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}
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/// <summary>
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/// <para>说明：</para>
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/// <para>创建人：龚宇超</para>
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/// <para>创建日期： </para>
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/// <para>修改人：</para>
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/// <para>修改日期：</para>
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/// <para>修改备注：</para>
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/// <para>版本：1.0</para>
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/// </summary>
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/// <param name="text">The text.</param>
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public static bool IsChinese(this string text)
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{
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for (int i = 0; i < text.Length; i++)
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{
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if ((int)text[i] > 127)
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return true;
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}
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return false;
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}
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}
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}
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