private static TDataType[,] StreamReadData <TDataType>(string filePath, uint startRow, uint[] columns, uint lineCount, Encoding encoding)
{
StreamReader reader = null;
try
{
if (0 >= lineCount)
{
lineCount = FileUtil.GetFileLineNum(filePath) - startRow;
}
FileUtil.InitReadStream(ref reader, filePath, encoding);
return(FileUtil.StreamReadFromStrFile <TDataType>(reader, lineCount, Delims, startRow, columns));
}
catch (SeeSharpFileException)
{
throw;
}
catch (ApplicationException ex)
{
throw new SeeSharpFileException(SeeSharpFileErrorCode.RuntimeError,
i18n.GetFStr("Runtime.ReadFail", ex.Message), ex);
}
finally
{
FileUtil.ReleaseResource(reader);
}
}
private static TDataType[,] StreamReadData <TDataType>(string filePath, long[] rows, long[] columns, Encoding encoding)
{
StreamReader reader = null;
uint rowCount = (uint)rows.Length; //行数
uint columnCount = (uint)rows.Length; //列数
try
{
if (0 >= rowCount)
{
//如果行数为0，则读取全部，即文件的总行数-起始行
rowCount = FileUtil.GetFileLineNum(filePath);
for (int i = 0; i < rowCount; i++)
{
rows[i] = i;
}
}
FileUtil.InitReadStream(ref reader, filePath, encoding);//获取文件中所有数据在reader里
return(FileUtil.StreamReadFromStrFile <TDataType>(reader, rows, columns, Delims));
}
catch (SeeSharpFileException)
{
throw;
}
catch (ApplicationException ex)
{
throw new SeeSharpFileException(SeeSharpFileErrorCode.RuntimeError,
i18n.GetFStr("Runtime.ReadFail", ex.Message), ex);
}
finally
{
FileUtil.ReleaseResource(reader);
}
}
private static TDataType[,] StreamReadData <TDataType>(string filePath, long startRow, long startColumn, long rowCount, long columnCount, Encoding encoding)
{
StreamReader reader = null;
try
{
if (0 >= rowCount)
{
//如果行数为0，则读取全部，即文件的总行数-起始行
rowCount = FileUtil.GetFileLineNum(filePath) - startRow;
}
FileUtil.InitReadStream(ref reader, filePath, encoding);//获取文件中所有数据在reader里
return(FileUtil.StreamReadFromStrFile <TDataType>(reader, startRow, startColumn, rowCount, columnCount, Delims));
}
catch (SeeSharpFileException)
{
throw;
}
catch (ApplicationException ex)
{
throw new SeeSharpFileException(SeeSharpFileErrorCode.RuntimeError,
i18n.GetFStr("Runtime.ReadFail", ex.Message), ex);
}
finally
{
FileUtil.ReleaseResource(reader);
}
}
private static TDataType[] StreamReadData <TDataType>(string filePath, long index, long startIndex, long size, bool majorOrder, Encoding encoding)
{
StreamReader reader = null;
try
{
if (majorOrder == false)
{
FileUtil.InitReadStream(ref reader, filePath, encoding);//获取文件中所有数据在reader里
TDataType[] data = FileUtil.StreamReadFromStrFile <TDataType>(reader, index, startIndex, size, majorOrder, Delims);
return(data);
}
else
{
//如果行数为-1，则读取全部，即文件的总行数-起始行
if (size <= 0)
{
size = FileUtil.GetFileLineNum(filePath);
}
FileUtil.InitReadStream(ref reader, filePath, encoding);//获取文件中所有数据在reader里
TDataType[] data = FileUtil.StreamReadFromStrFile <TDataType>(reader, index, startIndex, size, majorOrder, Delims);
return(data);
}
}
catch (SeeSharpFileException)
{
throw;
}
catch (ApplicationException ex)
{
throw new SeeSharpFileException(SeeSharpFileErrorCode.RuntimeError,
i18n.GetFStr("Runtime.ReadFail", ex.Message), ex);
}
finally
{
FileUtil.ReleaseResource(reader);
}
}
