--- old/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/options/KeyValueOption.java	2020-04-15 18:51:16.000000000 +0530
+++ /dev/null	2020-04-15 18:51:16.000000000 +0530
@@ -1,93 +0,0 @@
-/*
- * Copyright (c) 2010, 2013, 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.  Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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 jdk.nashorn.internal.runtime.options;
-
-import java.util.Collections;
-import java.util.LinkedHashMap;
-import java.util.Map;
-import java.util.StringTokenizer;
-
-/**
- * Key Value option such as logger. It comes on the format
- * such as:
- *
- * {@code --log=module1:level1,module2:level2... }
- */
-public class KeyValueOption extends Option<String> {
-    /**
-     * Map of keys given
-     */
-    protected Map<String, String> map;
-
-    KeyValueOption(final String value) {
-        super(value);
-        initialize();
-    }
-
-    Map<String, String> getValues() {
-        return Collections.unmodifiableMap(map);
-    }
-
-    /**
-     * Check if the key value option has a value or if it has not
-     * been initialized
-     * @param key the key
-     * @return value, or null if not initialized
-     */
-    public boolean hasValue(final String key) {
-        return map != null && map.get(key) != null;
-    }
-
-    String getValue(final String key) {
-        if (map == null) {
-            return null;
-        }
-        final String val = map.get(key);
-        return "".equals(val) ? null : val;
-    }
-
-    private void initialize() {
-        if (getValue() == null) {
-            return;
-        }
-
-        map = new LinkedHashMap<>();
-
-        final StringTokenizer st = new StringTokenizer(getValue(), ",");
-        while (st.hasMoreElements()) {
-            final String   token    = st.nextToken();
-            final String[] keyValue = token.split(":");
-
-            if (keyValue.length == 1) {
-                map.put(keyValue[0], "");
-            } else if (keyValue.length == 2) {
-                map.put(keyValue[0], keyValue[1]);
-            } else {
-                throw new IllegalArgumentException(token);
-            }
-        }
-    }
-}