--- old/test/test/lib/jdk/test/lib/BuildHelper.java	2019-09-25 13:00:30.201616742 +0300
+++ /dev/null	2019-06-26 20:30:32.375097000 +0300
@@ -1,106 +0,0 @@
-/*
- * Copyright (c) 2014, 2016, 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 jdk.test.lib;
-
-import java.io.File;
-import java.io.FileReader;
-import java.util.Properties;
-
-public class BuildHelper {
-
-    /**
-     * Commercial builds should have the BUILD_TYPE set to commercial
-     * within the release file, found at the root of the JDK.
-     */
-    public static boolean isCommercialBuild() throws Exception {
-        String buildType = getReleaseProperty("BUILD_TYPE","notFound");
-        return buildType.equals("commercial");
-    }
-
-
-    /**
-     * Return the value for property key, or defaultValue if no property not found.
-     * If present, double quotes are trimmed.
-     */
-    public static String getReleaseProperty(String key, String defaultValue) throws Exception {
-        Properties properties = getReleaseProperties();
-        String value = properties.getProperty(key, defaultValue);
-        return trimDoubleQuotes(value);
-    }
-
-    /**
-     * Return the value for property key, or null if no property not found.
-     * If present, double quotes are trimmed.
-     */
-    public static String getReleaseProperty(String key) throws Exception {
-        return getReleaseProperty(key, null);
-    }
-
-    /**
-     * Get properties from the release file
-     */
-    public static Properties getReleaseProperties() throws Exception {
-        Properties properties = new Properties();
-        properties.load(new FileReader(getReleaseFile()));
-        return properties;
-    }
-
-    /**
-     * Every JDK has a release file in its root.
-     * @return A handler to the release file.
-     */
-    public static File getReleaseFile() throws Exception {
-        String jdkPath = getJDKRoot();
-        File releaseFile = new File(jdkPath,"release");
-        if ( ! releaseFile.canRead() ) {
-            throw new Exception("Release file is not readable, or it is absent: " +
-                    releaseFile.getCanonicalPath());
-        }
-        return releaseFile;
-    }
-
-    /**
-     * Returns path to the JDK under test.
-     * This path is obtained through the test.jdk property, usually set by JTREG.
-     */
-    public static String getJDKRoot() {
-        String jdkPath = System.getProperty("test.jdk");
-        if (jdkPath == null) {
-            throw new RuntimeException("System property 'test.jdk' not set. This property is normally set by jtreg. "
-                    + "When running test separately, set this property using '-Dtest.jdk=/path/to/jdk'.");
-        }
-        return jdkPath;
-    }
-
-    /**
-     * Trim double quotes from the beginning and the end of the given string.
-     * @param original string to trim.
-     * @return a new trimmed string.
-     */
-    public static String trimDoubleQuotes(String original) {
-        if (original == null) { return null; }
-        String trimmed = original.replaceAll("^\"+|\"+$", "");
-        return trimmed;
-    }
-}