8039410: [javadoc] fix class-use items to be deterministic and index ordering

Reviewed-by: jjg

langtools/test/com/sun/javadoc/testOrdering/pkg1/UsedClass.java

@@ -0,0 +1,72 @@
+/*
+ * Copyright (c) 2014, 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 pkg1;
+/**
+ * For index and class-use testing
+ */
+public class UsedClass {
+    // This is the exact order we expect to see
+
+    /**
+     * @param i param
+     */
+    public void   add(int i){}
+
+    /**
+     * @param i param
+     * @return double
+     */
+    public int    add(Integer i) {return 0;}
+
+    /**
+     * @param d param
+     */
+    public void   add(double d){}
+
+    /**
+     * @param d param
+     * @return Double
+     */
+    public Double add(Double d) {return (double) 22/7;}
+
+    /**
+     * @param f param
+     * @return Float
+     */
+    public Float  add(float f) {return (float) 22/7;}
+
+    /**
+     * @param d1 param
+     * @param d2 param
+     * @return double
+     */
+    public double add(double d1, double d2) {return d1 + d2;}
+
+    /**
+     * @param d1 param
+     * @param d2 param
+     * @return double
+     */
+    public double add(double d1, Double  d2) {return d1 + d2;}
+}