예제 #1
0
  public static boolean flushContent(MutableMessageHeader header, InputStream in, OutputStream out)
      throws MessageFormatException, IOException {
    boolean read = false;
    String te = header.getHeader(TRANSFER_ENCODING);
    if (CHUNKED.equalsIgnoreCase(te)) {
      in = new ChunkedInputStream(in);
    } else if (te != null) {
      throw new IOException("Unknown Transfer-Encoding '" + te + "'");
    } else {
      String cl = header.getHeader(CONTENT_LENGTH);
      if (cl != null) {
        try {
          int l = Integer.parseInt(cl.trim());
          if (l == 0) return read;
          in = new FixedLengthInputStream(in, l);
        } catch (NumberFormatException nfe) {
          throw new MessageFormatException("Invalid Content-Length header: " + cl, nfe);
        }
      }
    }
    byte[] buff = new byte[2048];
    int got;
    while ((got = in.read(buff)) > 0) {
      read = true;
      if (out != null) out.write(buff, 0, got);
    }

    return read;
  }
예제 #2
0
 public static InputStream encode(String codings, InputStream content)
     throws MessageFormatException {
   if (codings == null || codings.trim().equals("")) return content;
   String[] algos = codings.split("[ \t]*,[ \t]*");
   if (algos.length == 1 && IDENTITY.equalsIgnoreCase(algos[0])) return content;
   for (int i = 0; i < algos.length; i++) {
     if (CHUNKED.equalsIgnoreCase(algos[i])) {
       content = new ChunkingInputStream(content);
     } else if (GZIP.equalsIgnoreCase(algos[i])) {
       content = new GzipInputStream(content);
     } else if (IDENTITY.equalsIgnoreCase(algos[i])) {
       // nothing to do
     } else throw new MessageFormatException("Unsupported coding : " + algos[i]);
   }
   return content;
 }