Ejemplo n.º 1
0
 /**
  * Create an compressor output stream from an compressor name and an input stream.
  *
  * @param name the compressor name, i.e. "gz", "bzip2", "xz", or "pack200"
  * @param outputStream the output stream
  * @return the compressor output stream
  * @throws CompressorException if the archiver name is not known
  * @throws IllegalArgumentException if the archiver name or stream is null
  */
 @Override
 public CompressorOutputStream createCompressorOutputStream(
     final String name, final OutputStream outputStream) throws CompressorException {
   checkNotNull(outputStream, "outputStream");
   checkNotNull(name, "fileName");
   try {
     if (GZIP.equalsIgnoreCase(name)) {
       return createGZipCompressorOutputStream(outputStream);
     } else if (BZIP2.equalsIgnoreCase(name)) {
       return createBZip2CompressorOutputStream(outputStream);
     } else if (XZ.equalsIgnoreCase(name)) {
       return createXZCompressorOutputStream(outputStream);
     } else if (PACK200.equalsIgnoreCase(name)) {
       return createPack200CompressorOutputStream(outputStream);
     } else if (nameDetectionFallback && transparentSignatureDetection) {
       return createForwardingCompressorOutputStream(outputStream);
     }
   } catch (IOException e) {
     throw new CompressorException("Could not create CompressorOutputStream", e);
   }
   throw new CompressorException("Compressor: " + name + " not found.");
 }
Ejemplo n.º 2
0
  @Override
  public CompressorInputStream createCompressorInputStream(
      final String fileName, final InputStream inputStream) throws CompressorException {
    checkNotNull(inputStream, "inputStream");
    checkNotNull(fileName, "fileName");

    try {
      if (GZIP.equalsIgnoreCase(fileName)) {
        return createGZipCompressorInputStream(inputStream);
      } else if (BZIP2.equalsIgnoreCase(fileName)) {
        return createBZip2CompressorInputStream(inputStream);
      } else if (XZ.equalsIgnoreCase(fileName)) {
        return createXZCompressorInputStream(inputStream);
      } else if (PACK200.equalsIgnoreCase(fileName)) {
        return createPack200CompressorInputStream(inputStream);
      } else if (nameDetectionFallback) {
        return createCompressorInputStream(inputStream);
      }
    } catch (IOException e) {
      throw new CompressorException("Could not create CompressorInputStream.", e);
    }
    throw new CompressorException("Compressor: " + fileName + " not found.");
  }