src/jdk.jdeps/share/classes/com/sun/tools/jdeprscan/scan/MethodSig.java

@@ -133,10 +133,11 @@
                 case 'V': // void
                     type = Character.toString(ch);
                     p++;
                     break;
 
+                case 'Q':
                 case 'L':
                     int sep = desc.indexOf(';', p);
                     if (sep == -1 || sep >= end)
                         throw ex(desc, p);
                     type = desc.substring(p, ++sep);