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

@@ -99,11 +99,11 @@
 
     // Valid releases need to match what the compiler supports.
     // Keep these updated manually until there's a compiler API
     // that allows querying of supported releases.
     final Set<String> releasesWithoutForRemoval = Set.of("6", "7", "8");
-    final Set<String> releasesWithForRemoval = Set.of("9");
+    final Set<String> releasesWithForRemoval = Set.of("9", "10");
 
     final Set<String> validReleases;
     {
         Set<String> temp = new HashSet<>(releasesWithoutForRemoval);
         temp.addAll(releasesWithForRemoval);

@@ -351,18 +351,18 @@
 
     /**
      * Process classes from a particular JDK release, using only information
      * in this JDK.
      *
-     * @param release "6", "7", "8", or "9"
+     * @param release "6", "7", "8", "9", or "10"
      * @param classes collection of classes to process, may be empty
      * @return success value
      */
     boolean processRelease(String release, Collection<String> classes) throws IOException {
         options.addAll(List.of("--release", release));
 
-        if (release.equals("9")) {
+        if (release.equals("9") || release.equals("10")) {
             List<String> rootMods = List.of("java.se", "java.se.ee");
             TraverseProc proc = new TraverseProc(rootMods);
             JavaCompiler.CompilationTask task =
                 compiler.getTask(null, fm, this,
                                  // options