public static void CombineFiles(string srcFilePathPattern, string destFilePath, int bufferSize = 4096, string EOFDelimiter = null)
{
ChoGuard.ArgumentNotNullOrEmpty(srcFilePathPattern, "srcFilePathPattern");
ChoGuard.ArgumentNotNullOrEmpty(destFilePath, "destFilePath");
if (EOFDelimiter == null)
{
EOFDelimiter = Environment.NewLine;
}
using (var outputStream = File.OpenWrite(destFilePath))
{
foreach (string fp in ChoDirectory.GetFilesBeginWith(srcFilePathPattern).OrderBy(f => f, StringComparer.CurrentCultureIgnoreCase))
{
if (new FileInfo(fp).Length == 0)
{
continue;
}
using (var inputStream = File.OpenRead(fp))
{
if (outputStream.Position != 0)
{
outputStream.Write(EOFDelimiter);
}
// Buffer size can be passed as the second argument.
inputStream.CopyTo(outputStream, bufferSize);
}
}
}
}
public static void DeleteAll(string srcFilePathPattern)
{
ChoGuard.ArgumentNotNullOrEmpty(srcFilePathPattern, "srcFilePathPattern");
foreach (string fp in ChoDirectory.GetFilesBeginWith(srcFilePathPattern).OrderBy(f => f, StringComparer.CurrentCultureIgnoreCase))
{
File.Delete(fp);
}
}