Exclusions to make build work with Java 9

Author: BruceEckel

enums/NotClasses.java

@@ -2,7 +2,8 @@
 // (c)2020 MindView LLC: see Copyright.txt
 // We make no guarantees that this code is fit for any purpose.
 // Visit http://OnJava8.com for more book information.
-// {javap -c LikeClasses}
+// {ExcludeFromGradle}
+// javap -c LikeClasses
 
 enum LikeClasses {
   WINKEN {

lowlevel/NotAtomic.java

@@ -2,7 +2,8 @@
 // (c)2020 MindView LLC: see Copyright.txt
 // We make no guarantees that this code is fit for any purpose.
 // Visit http://OnJava8.com for more book information.
-// {javap -c NotAtomic}
+// javap -c NotAtomic
+// {ExcludeFromGradle}
 // {VisuallyInspectOutput}
 
 public class NotAtomic {

standardio/OSExecuteDemo.java

@@ -3,7 +3,8 @@
 // We make no guarantees that this code is fit for any purpose.
 // Visit http://OnJava8.com for more book information.
 // Demonstrates standard I/O redirection
-// {javap -cp build/classes/java/main OSExecuteDemo}
+// javap -cp build/classes/java/main OSExecuteDemo
+// {ExcludeFromGradle}
 import onjava.*;
 
 public class OSExecuteDemo {}