public DefaultHttpResponseParser(
     final SessionInputBuffer buffer,
     final LineParser parser,
     final HttpResponseFactory responseFactory,
     final HttpParams params) {
   super(buffer, parser, params);
   this.log = LogFactory.getLog(this.getClass());
   Args.notNull(responseFactory, "Response factory");
   this.responseFactory = responseFactory;
   this.lineBuf = new CharArrayBuffer(128);
 }
 public IdentityInputStream(final SessionInputBuffer in) {
   this.closed = false;
   this.in = Args.notNull(in, "Session input buffer");
 }