diff -r 000000000000 -r 959103a6100f test/tools/javac/resolve/Candidate.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/tools/javac/resolve/Candidate.java	Wed Apr 27 01:34:52 2016 +0800
@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2011, 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.
+ */
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Target;
+
+@Target({ElementType.METHOD, ElementType.CONSTRUCTOR})
+@interface Candidate {
+    /**
+     * the candidate position (line/col of the method call for which this candidate
+     * is a potential overload candidate)
+     */
+    Pos pos() default @Pos(userDefined=false);
+    /**
+     * resolution phases for which this candidate is applicable
+     */
+    Phase[] applicable() default { };
+    /**
+     * is this candidate the most specific (in the resolution phases for which it
+     * is also applicable)
+     */
+    boolean mostSpecific() default false;
+    /**
+     * this candidate inferred signature (in the resolution phases for which it
+     * is also applicable, in case it corresponds to a generic method)
+     */
+    String sig() default "";
+}
+
+enum Phase {
+    BASIC("BASIC"),
+    BOX("BOX"),
+    VARARGS("VARARITY");
+
+    final String javacString;
+
+    private Phase(String javacString) {
+        this.javacString = javacString;
+    }
+
+    static Phase fromString(String s) {
+        for (Phase phase : Phase.values()) {
+            if (phase.javacString.equals(s)) {
+                return phase;
+            }
+        }
+        throw new AssertionError("Invalid resolution phase string " + s);
+    }
+}