code: public HttpRequestMessageImpl getRequest() {
          HttpRequestMessageImpl req = (HttpRequestMessageImpl) this.reqPool.get();
          if (null == req) {
              req = new HttpRequestMessageImpl();
          }
          if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
              Tr.debug(tc, "getRequest(): " + req);
          }
          return req;
      }
docs: Retrieve an uninitialized request message.
  
  @return HttpRequestMessageImpl