code: public String readMethod()
          throws IOException
      {
          int tag = read();
  
          if (tag != 'm')
              throw error("expected hessian method ('m') at " + codeName(tag));
          int d1 = read();
          int d2 = read();
  
          _isLastChunk = true;
          _chunkLength = d1 * 256 + d2;
          _sbuf.setLength(0);
          int ch;
          while ((ch = parseChar()) >= 0)
              _sbuf.append((char) ch);
  
          _method = _sbuf.toString();
  
          return _method;
      }
docs: Starts reading the call
  
  <p>A successful completion will have a single value:
  
  <pre>
  m b16 b8 method
  </pre>