--- ./java/org/apache/coyote/http11/AbstractHttp11Processor.java.orig	2020-04-09 12:07:26.128832599 +0900

+++ ./java/org/apache/coyote/http11/AbstractHttp11Processor.java	2020-04-09 12:07:35.027847534 +0900

@@ -1318,6 +1318,7 @@

             }

             // Next 3 characters must be "://"

             if (uriBC.startsWith("://", pos)) {

+                pos += 3;

                 int uriBCStart = uriBC.getStart();

                 // '/' does not appear in the authority so use the first