protected override void Execute(CodeActivityContext context)
{
DataTable dataTable = DataTable.Get(context);
DataColumn dataColumn = DataColumn.Get(context);
string columnName = ColumnName.Get(context);
Int32 columnIndex = ColumnIndex.Get(context);
string SortColName = null;
string SortText = null;
if (dataColumn != null)
{
SortColName = dataColumn.ColumnName;
}
else if (columnName != null && columnName != "")
{
SortColName = columnName;
}
else
{
SortColName = dataTable.Columns[columnIndex].ColumnName;
}
SortText = SortType == SortTypes.增序 ? SortColName + "ASC" : SortColName + "DESC";
dataTable.DefaultView.Sort = SortText;
DataTable dtNew = dataTable.DefaultView.ToTable();
OutDataTable.Set(context, dtNew);
}
protected override void Execute(CodeActivityContext context)
{
DataTable dataTable = DataTable.Get(context);
DataView dataView = dataTable.AsDataView();
DataTable outTable = dataView.ToTable(true);
OutDataTable.Set(context, outTable);
}
protected override void Execute(CodeActivityContext context)
{
Encoding csvEncoding;
string filePath = PathUrl.Get(context);
string encodingType = EncodingType.Get(context);
string delimiter = ",";
if (Delimiter == DelimiterEnums.Caret插入符号)
{
delimiter = "^";
}
else if (Delimiter == DelimiterEnums.Comma逗号)
{
delimiter = ",";
}
else if (Delimiter == DelimiterEnums.Pipe竖线)
{
delimiter = "|";
}
else if (Delimiter == DelimiterEnums.Semicolon分号)
{
delimiter = ";";
}
else if (Delimiter == DelimiterEnums.Tab制表符)
{
delimiter = " ";
}
if (!File.Exists(filePath))
{
SharedObject.Instance.Output(SharedObject.enOutputType.Error, "文件不存在，请检查路径有效性", filePath);
return;
}
/*取字符编码 如果为空则取文件编码 异常则取系统默认编码*/
try
{
if (encodingType == null)
{
csvEncoding = CSVEncoding.GetEncodingType(filePath);
}
else
{
csvEncoding = Encoding.GetEncoding(encodingType);
}
}
catch (Exception)
{
csvEncoding = System.Text.Encoding.Default;
}
/*设置DataTable*/
try
{
DataTable dataTable = ReadCSVFile(filePath, csvEncoding, delimiter);
OutDataTable.Set(context, dataTable);
foreach (DataRow dr in dataTable.Rows)
{
for (int i = 0; i < dataTable.Columns.Count; i++)
{
System.Diagnostics.Debug.WriteLine("dt : " + dr[i]);
}
}
}
catch (Exception e)
{
SharedObject.Instance.Output(SharedObject.enOutputType.Error, "EXCEL执行过程出错", e.Message);
throw e;
}
}
