--- build.xml.orig	2026-09-07 19:38:32 UTC
+++ build.xml
@@ -528,7 +528,7 @@
     <target name="compile-java:javac-javah" depends="compile-java:setup:wrapper" if="is.javah_supported">
         <!-- compile everything under src/java -->
         <javac srcdir="${java.dir}"
-               excludes="testmodule/**/*,module-info.java"
+               excludes="testmodule/**/*,module-info.java,**/test/*,**/test2/*,**/demo/*"
                destdir="${build.classes}"
                deprecation="on"
                debug="on"
@@ -550,7 +550,7 @@
              NOTE - Headers will only be generated if the source is also recompiled.  If the class is up to date, the headers will not be generated. -->
         <echo message="Write JNI headers to ${build.headers}"/>
         <javac srcdir="${java.dir}"
-               excludes="testmodule/**/*,module-info.java"
+               excludes="testmodule/**/*,module-info.java,**/test/*,**/test2/*,**/demo/*"
                destdir="${build.classes}"
                nativeheaderdir="${build.headers}"
                deprecation="on"