--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/runtime/InvocationTests/shared/Utils.java	Wed Jun 26 09:06:32 2019 -0400
@@ -0,0 +1,107 @@
+/*
+ * Copyright (c) 2009, 2019, 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 shared;
+
+import java.util.List;
+
+/**
+ * Just a set of constants
+ */
+public class Utils {
+    public static final String TARGET_METHOD_NAME = "m";
+    public static int version = 50;
+
+    public static boolean isACC_SUPER = false;
+
+    public static void init(List<String> args) {
+        for (String param : args) {
+            String name = "classfile_version";
+            String pattern = "--"+name+"=";
+            if (param.startsWith(pattern)) {
+                String value = param.substring(pattern.length());
+                int majorVersion = 50;
+                int minorVersion = 0;
+
+                try {
+                    String[] versions = value.split(":");
+                    if (versions.length > 2) {
+                        throw new RuntimeException(String.format("Unknown %s value: %s", name, value));
+                    }
+
+                    try {
+                        majorVersion = Integer.parseInt(versions[0]);
+                        if (versions.length > 1) {
+                            minorVersion = Integer.parseInt(versions[1]);
+                        }
+                    } catch(Exception e) {
+                        throw new RuntimeException(String.format("Can't parse %s value: '%s'", name, value));
+                    }
+                } catch (Exception e) {
+                    System.out.println("ERROR: "+e.getMessage());
+                }
+
+                version = majorVersion + (minorVersion << 16);
+
+                System.out.printf("INFO: Class file version: major: %d; minor: %d\n", majorVersion, minorVersion);
+
+                if (majorVersion < 49 && !args.contains("--no_acc_super")) {
+                    isACC_SUPER = true;
+                    System.out.printf("INFO: Enabling ACC_SUPER flag for major: %d\nTo disable it, specify --no_acc_super option.\n", majorVersion, minorVersion);
+                }
+            } else if (param.equals("--no_acc_super")){
+                System.out.println("INFO: ACC_SUPER flag is disabled");
+                isACC_SUPER = false;
+            } else if (param.equals("--acc_super")){
+                isACC_SUPER = true;
+            } else {
+                System.out.println("ERROR: Unknown option: "+param);
+                printHelp();
+                System.exit(1);
+            }
+        }
+    }
+
+    public static void printHelp() {
+        System.out.println(
+                 "Supported parameters:\n"
+               + "\t--classfile_version=major_version[:minor_version]\n"
+               + "\t\t- specify class file version for generated classes\n"
+               + "\t--no_acc_super\n"
+               + "\t\t- don't add ACC_SUPER flag into generated classes\n"
+               + "\t--acc_super\n"
+               + "\t\t- force ACC_SUPER flag in generated classes\n"
+               + "\t--dump\n"
+               + "\t\t- dump generated classes\n"
+               + "\t--noexecute\n"
+               + "\t\t- print only expected results, don't execute tests\n"
+        );
+    }
+
+    /*******************************************************************/
+    public static String getInternalName(String s) {
+        return s.replaceAll("\\.", "/");
+    }
+
+}