diff --git a/test/lib/testlibrary/CompilerUtils.java b/test/lib/testlibrary/CompilerUtils.java
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+/*
+ * Copyright (c) 2015, 2017, 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.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import java.util.stream.Collectors;
+
+import javax.tools.JavaCompiler;
+import javax.tools.StandardJavaFileManager;
+import javax.tools.StandardLocation;
+import javax.tools.ToolProvider;
+
+import jdk.testlibrary.OutputAnalyzer;
+import jdk.testlibrary.ProcessTools;
+
+/**
+ * This class consists exclusively of static utility methods for invoking the
+ * java compiler.
+ */
+
+public final class CompilerUtils {
+    private static final String TEST_JAVA_HOME = System.getProperty("test.jdk");
+    private static final String FS = File.separator;
+    private static final String JAVAC = TEST_JAVA_HOME + FS + "bin" + FS + "javac";
+
+    private CompilerUtils() { }
+
+    /**
+     * Compile all the java sources in {@code <source>/**} to
+     * {@code <destination>/**}. The destination directory will be created if
+     * it doesn't exist.
+     *
+     * All warnings/errors emitted by the compiler are output to System.out/err.
+     *
+     * @return true if the compilation is successful
+     *
+     * @throws IOException
+     *         if there is an I/O error scanning the source tree or
+     *         creating the destination directory
+     * @throws UnsupportedOperationException
+     *         if there is no system java compiler
+     */
+    public static boolean compile(Path source, Path destination, String ... options)
+        throws IOException
+    {
+        List<Path> sources
+            = Files.find(source, Integer.MAX_VALUE,
+                (file, attrs) -> (file.toString().endsWith(".java")))
+                .collect(Collectors.toList());
+
+        Files.createDirectories(destination);
+        List<String> opts = Arrays.asList(options);
+        List<String> compileargs = new ArrayList<String> ();
+        compileargs.add(JAVAC);
+        compileargs.add("-d");
+        compileargs.add(destination.toString());
+        for(String opt: opts) {
+            compileargs.add(opt);
+        }
+        for(Path p: sources) {
+            compileargs.add(p.toString());
+        }
+
+        OutputAnalyzer output = null;
+        try {
+            String[] sarr = compileargs.toArray(new String[0]);
+            output = ProcessTools.executeCommand(sarr);
+            output.shouldHaveExitValue(0);
+        } catch (Throwable t) {
+            throw new RuntimeException("Javac failed", t);
+        }
+
+        return true;
+    }
+}