diff -r 2422d4e027b0 -r 601277b1d582 test/langtools/jdk/javadoc/doclet/testJavaFX/propgen/PropGen.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/langtools/jdk/javadoc/doclet/testJavaFX/propgen/PropGen.java	Tue Apr 24 11:54:03 2018 -0700
@@ -0,0 +1,129 @@
+/*
+ * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package propgen;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.PrintStream;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.EnumSet;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+public class PropGen {
+
+    /**
+     * @param args the command line arguments
+     */
+    public static void main(String[] args) throws IOException {
+        new PropGen().run();
+    }
+
+    final PrintStream out;
+
+    final Path outFile;
+    final ByteArrayOutputStream baos;
+
+    PropGen() {
+        out = System.out;
+        outFile = null;
+        baos = null;
+    }
+
+    public PropGen(Path outDir) throws IOException {
+        outFile = Paths.get(outDir.toString(), "Demo.java");
+        baos = new ByteArrayOutputStream();
+        out = new PrintStream(baos);
+    }
+
+    enum Kind {
+        FIELD(1),
+        GETTER(2),
+        SETTER(4),
+        PROPERTY(8);
+        Kind(int bit) {
+            this.bit = bit;
+        }
+        int bit;
+    }
+
+    public void run() throws IOException {
+        out.println("import javafx.beans.property.Property;");
+        out.println("public class Demo {");
+        for (int i = 1; i < 16; i++) {
+            Set<Kind> set = EnumSet.noneOf(Kind.class);
+            for (Kind k : Kind.values()) {
+                if ((i & k.bit) == k.bit) {
+                    set.add(k);
+                }
+            }
+            addItems(set);
+        }
+        out.println("}");
+        if (baos != null && outFile != null) {
+            Files.write(outFile, baos.toByteArray());
+        }
+    }
+
+    void addItems(Set<Kind> kinds) {
+        String name = kinds.stream()
+                .map(k -> k.name())
+                .map(s -> s.substring(0, 1))
+                .collect(Collectors.joining(""))
+                .toLowerCase();
+        if (kinds.contains(Kind.FIELD)) {
+            out.println("    /** Field for " + name + ". */");
+            out.println("    public Property " + name + ";");
+        }
+        if (kinds.contains(Kind.GETTER)) {
+            out.println("    /**");
+            out.println("     * Getter for " + name + ".");
+            out.println("     * @return a " + name);
+            out.println("     */");
+            out.println("    public Object " + mname("get", name) + "() { return null; }");
+        }
+        if (kinds.contains(Kind.SETTER)) {
+            out.println("    /**");
+            out.println("     * Setter for " + name + ".");
+            out.println("     * @param o a " + name);
+            out.println("     */");
+            out.println("    public void " + mname("set", name) + "(Object o) {  }");
+        }
+        if (kinds.contains(Kind.PROPERTY)) {
+            out.println("    /**");
+            out.println("     * Property for " + name + ".");
+            out.println("     * @return the property for " + name);
+            out.println("     */");
+            out.println("    public Property " + name + "Property() { return null; }");
+        }
+        out.println();
+    }
+
+    String mname(String prefix, String base) {
+        return prefix + Character.toUpperCase(base.charAt(0)) + base.substring(1);
+    }
+
+}