src/java.base/share/classes/jdk/internal/module/SystemModuleFinder.java

@@ -148,31 +148,35 @@
         // It can be disabled for troubleshooting purpose.
         boolean disabled =
             System.getProperty("jdk.system.module.finder.disabledFastPath") != null;
 
         ModuleDescriptor[] descriptors;
+        ModuleTarget[] targets;
         ModuleHashes[] recordedHashes;
         ModuleResolution[] moduleResolutions;
 
         // fast loading of ModuleDescriptor of system modules
         if (isFastPathSupported() && !disabled) {
             descriptors = SystemModules.descriptors();
+            targets = SystemModules.targets();
             recordedHashes = SystemModules.hashes();
             moduleResolutions = SystemModules.moduleResolutions();
         } else {
             // if fast loading of ModuleDescriptors is disabled
             // fallback to read module-info.class
             descriptors = new ModuleDescriptor[n];
+            targets = new ModuleTarget[n];
             recordedHashes = new ModuleHashes[n];
             moduleResolutions = new ModuleResolution[n];
             ImageReader imageReader = SystemImage.reader();
             for (int i = 0; i < names.length; i++) {
                 String mn = names[i];
                 ImageLocation loc = imageReader.findLocation(mn, "module-info.class");
                 ModuleInfo.Attributes attrs =
                     ModuleInfo.read(imageReader.getResourceBuffer(loc), null);
                 descriptors[i] = attrs.descriptor();
+                targets[i] = attrs.target();
                 recordedHashes[i] = attrs.recordedHashes();
                 moduleResolutions[i] = attrs.moduleResolution();
             }
         }
 

@@ -204,10 +208,11 @@
         for (int i = 0; i < n; i++) {
             ModuleDescriptor md = descriptors[i];
 
             // create the ModuleReference
             ModuleReference mref = toModuleReference(md,
+                                                     targets[i],
                                                      recordedHashes[i],
                                                      hashSupplier(names[i]),
                                                      moduleResolutions[i]);
             mods[i] = mref;
             map[i] = Map.entry(names[i], mref);

@@ -231,10 +236,11 @@
     public Set<ModuleReference> findAll() {
         return modules;
     }
 
     private ModuleReference toModuleReference(ModuleDescriptor md,
+                                              ModuleTarget target,
                                               ModuleHashes recordedHashes,
                                               HashSupplier hasher,
                                               ModuleResolution mres) {
         String mn = md.name();
         URI uri = JNUA.create("jrt", "/".concat(mn));

@@ -244,13 +250,18 @@
             public ModuleReader get() {
                 return new ImageModuleReader(mn, uri);
             }
         };
 
-        ModuleReference mref =
-            new ModuleReferenceImpl(md, uri, readerSupplier, null,
-                                    recordedHashes, hasher, mres);
+        ModuleReference mref = new ModuleReferenceImpl(md,
+                                                       uri,
+                                                       readerSupplier,
+                                                       null,
+                                                       target,
+                                                       recordedHashes,
+                                                       hasher,
+                                                       mres);
 
         // may need a reference to a patched module if --patch-module specified
         mref = ModuleBootstrap.patcher().patchIfNeeded(mref);
 
         return mref;