--- old/src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/formats/html/ClassWriterImpl.java	2019-10-30 16:23:44.055748660 -0700
+++ new/src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/formats/html/ClassWriterImpl.java	2019-10-30 16:23:43.763748670 -0700
@@ -35,6 +35,7 @@
 import javax.lang.model.element.Element;
 import javax.lang.model.element.ModuleElement;
 import javax.lang.model.element.PackageElement;
+import javax.lang.model.element.RecordComponentElement;
 import javax.lang.model.element.TypeElement;
 import javax.lang.model.type.TypeMirror;
 import javax.lang.model.util.SimpleElementVisitor8;
@@ -210,7 +211,7 @@
     /**
      * {@inheritDoc}
      */
-    @Override
+    @Override @SuppressWarnings("preview")
     public void addClassSignature(String modifiers, Content classInfoTree) {
         Content hr = new HtmlTree(HtmlTag.HR);
         classInfoTree.add(hr);
@@ -231,6 +232,9 @@
             span.add(parameterLinks);
             pre.add(span);
         }
+        if (utils.isRecord(typeElement)) {
+            pre.add(getRecordComponents(typeElement));
+        }
         if (!utils.isInterface(typeElement)) {
             TypeMirror superclass = utils.getFirstVisibleSuperClass(typeElement);
             if (superclass != null) {
@@ -266,6 +270,26 @@
         classInfoTree.add(pre);
     }
 
+    @SuppressWarnings("preview")
+    private Content getRecordComponents(TypeElement typeElem) {
+        Content content = new ContentBuilder();
+        content.add("(");
+        String sep = "";
+        for (RecordComponentElement e : typeElement.getRecordComponents()) {
+            content.add(sep);
+            getAnnotations(e.getAnnotationMirrors(), false).stream()
+                    .forEach(a -> { content.add(a); content.add(" "); });
+            Content link = getLink(new LinkInfoImpl(configuration, LinkInfoImpl.Kind.RECORD_COMPONENT,
+                    e.asType()));
+            content.add(link);
+            content.add(Entity.NO_BREAK_SPACE);
+            content.add(e.getSimpleName());
+            sep = ", ";
+        }
+        content.add(")");
+        return content;
+    }
+
     /**
      * {@inheritDoc}
      */
@@ -294,9 +318,9 @@
      * Get the class hierarchy tree for the given class.
      *
      * @param type the class to print the hierarchy for
-     * @return a content tree for class inheritence
+     * @return a content tree for class inheritance
      */
-    private Content getClassInheritenceTree(TypeMirror type) {
+    private Content getClassInheritanceTree(TypeMirror type) {
         TypeMirror sup;
         HtmlTree classTree = null;
         do {
@@ -347,19 +371,20 @@
         if (!utils.isClass(typeElement)) {
             return;
         }
-        classContentTree.add(getClassInheritenceTree(typeElement.asType()));
+        classContentTree.add(getClassInheritanceTree(typeElement.asType()));
     }
 
     /**
      * {@inheritDoc}
      */
     @Override
-    public void addTypeParamInfo(Content classInfoTree) {
-        if (!utils.getTypeParamTrees(typeElement).isEmpty()) {
-            Content typeParam = (new ParamTaglet()).getTagletOutput(typeElement,
+    public void addParamInfo(Content classInfoTree) {
+        if (utils.hasBlockTag(typeElement, DocTree.Kind.PARAM)) {
+            Content paramInfo = (new ParamTaglet()).getTagletOutput(typeElement,
                     getTagletWriterInstance(false));
-            Content dl = HtmlTree.DL(typeParam);
-            classInfoTree.add(dl);
+            if (!paramInfo.isEmpty()) {
+                classInfoTree.add(HtmlTree.DL(paramInfo));
+            }
         }
     }