// request and response headers may be zero in case that we process surrogates
this.requestHeader=newRequestHeader();
this.requestHeader=null;
this.responseHeader=newResponseHeader(200);
this.responseHeader.put(HeaderFramework.CONTENT_TYPE,Classification.ext2mime(MultiProtocolURL.getFileExtension(request.url().getFileName()),"text/plain"));// tell parser how to handle the content