static void Main(string[] args)
{
Console.CancelKeyPress += (sender, ceArgs) =>
{
StatusManager.ProcessIsCanceled = true;
ConsoleLogger.WriteDiagnosticInfo(PROCESS_CANCELLED);
Environment.Exit(FAILURE_EXIT_CODE);
};
try
{
Validation.CheckInputParameters(args);
var inputFile = new FileInfo(args[1]);
var threadManager = new ThreadManager();
FileReader fileReader = null;
FileWriter fileWriter = null;
Archiever archiever = null;
OperationType operationType = OperationType.Compress;
GZipBlockArchiver compressor = new GZipBlockArchiver(args[1], args[2], threadManager, inputFile.Length);
if (args[0] == Dictionary.COMPRESS_COMMAND)
{
fileReader = new UncompressedFileReader(args[1], compressor.CompressedDataManagers);
fileWriter = new CompressedFileWriter(args[2], compressor.DictionaryWritingManager);
archiever = new Compressor(compressor.CompressedDataManagers, compressor.DictionaryWritingManager);
}
else
{
fileReader = new CompressedFileReader(args[1], compressor.CompressedDataManagers);
fileWriter = new DecompressedFileWriter(args[2], compressor.DictionaryWritingManager);
archiever = new Decompressor(compressor.CompressedDataManagers, compressor.DictionaryWritingManager);
operationType = OperationType.Decompress;
}
var processResult = compressor.Start(fileReader, archiever, fileWriter, operationType);
Console.CursorTop += 1;
if (processResult && !StatusManager.ProcessIsCanceled)
{
ConsoleLogger.WriteSuccessInfo($"{args[2]} : {SUCCESS_CREATED}");
}
else
{
ConsoleLogger.WriteError($"{args[2]}: {FAILURE_CREATED}");
}
}
catch (Exception ex)
{
ConsoleLogger.WriteError(FAILURE_CREATED);
Console.WriteLine(END_PROCESS);
Console.ReadKey();
}
}
public void Decompress(string path)
{
reader = new CompressedFileReader(path);
bitBuffer = new List <bool>();
charBuffer = new StringBuilder();
dictionary = new StringBuilder();
phrase = string.Empty;
using (var streamWriter = new StreamWriter(path.Replace(".lz", string.Empty)))
{
while (reader.CanReadBlock)
{
var bits = reader.ReadBlock();
decompressBlock(bits, streamWriter);
}
}
reader.Close();
}
public void Decompress(string input, string output, int decompressedClunkSize)
{
var chunksPool = new DataChunksPool();
using (var readStream = new FileStream(input, FileMode.Open))
using (var writeStream = new FileStream(output, FileMode.Create))
{
var reader = new CompressedFileReader(readStream, chunksPool.Get);
var writer = new OrderedWriter(writeStream, new PlainFormatter(), 10, chunksPool.Return);
var worker = new Worker(
reader,
writer,
new DataChunkDecompressProcessor(decompressedClunkSize, chunksPool.Get),
chunksPool.Return);
worker.Process();
}
}
