--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/lib/jdk/test/lib/compiler/CompilerUtils.java	Tue May 16 09:04:54 2017 -0700
@@ -0,0 +1,81 @@
+/*
+ * 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.
+ */
+
+package jdk.test.lib.compiler;
+
+import javax.tools.JavaCompiler;
+import javax.tools.StandardJavaFileManager;
+import javax.tools.StandardLocation;
+import javax.tools.ToolProvider;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import java.util.stream.Collectors;
+
+/**
+ * This class consists exclusively of static utility methods for invoking the
+ * java compiler.
+ */
+
+public final class CompilerUtils {
+    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
+     */
+    public static boolean compile(Path source, Path destination, String ... options)
+        throws IOException
+    {
+        JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
+        StandardJavaFileManager jfm = compiler.getStandardFileManager(null, null, null);
+
+        List<Path> sources
+            = Files.find(source, Integer.MAX_VALUE,
+                (file, attrs) -> (file.toString().endsWith(".java")))
+                .collect(Collectors.toList());
+
+        Files.createDirectories(destination);
+        jfm.setLocation(StandardLocation.CLASS_PATH, Collections.emptyList());
+        jfm.setLocationFromPaths(StandardLocation.CLASS_OUTPUT,
+                Collections.singletonList(destination));
+
+        List<String> opts = Arrays.asList(options);
+        JavaCompiler.CompilationTask task
+            = compiler.getTask(null, jfm, null, opts, null,
+                jfm.getJavaFileObjectsFromPaths(sources));
+
+        return task.call();
+    }
+}

--- a/test/lib/jdk/test/lib/process/OutputAnalyzer.java	Fri May 12 21:13:24 2017 +0200
+++ b/test/lib/jdk/test/lib/process/OutputAnalyzer.java	Tue May 16 09:04:54 2017 -0700
@@ -24,6 +24,7 @@
 package jdk.test.lib.process;
 
 import java.io.IOException;
+import java.io.PrintStream;
 import java.util.Arrays;
 import java.util.List;
 import java.util.regex.Matcher;
@@ -415,6 +416,25 @@
       System.err.println(msg);
   }
 
+  /**
+   * Print the stdout buffer to the given {@code PrintStream}.
+   *
+   * @return this OutputAnalyzer
+   */
+  public OutputAnalyzer outputTo(PrintStream out) {
+      out.println(getStdout());
+      return this;
+  }
+
+  /**
+   * Print the stderr buffer to the given {@code PrintStream}.
+   *
+   * @return this OutputAnalyzer
+   */
+  public OutputAnalyzer errorTo(PrintStream out) {
+      out.println(getStderr());
+      return this;
+  }
 
   /**
    * Get the contents of the output buffer (stdout and stderr)

--- a/test/lib/jdk/test/lib/process/ProcessTools.java	Fri May 12 21:13:24 2017 +0200
+++ b/test/lib/jdk/test/lib/process/ProcessTools.java	Tue May 16 09:04:54 2017 -0700
@@ -365,7 +365,7 @@
      *
      * The jvm process will have exited before this method returns.
      *
-     * @param cmds User specifed arguments.
+     * @param cmds User specified arguments.
      * @return The output from the process.
      */
     public static OutputAnalyzer executeTestJvm(String... cmds) throws Exception {
@@ -374,6 +374,15 @@
     }
 
     /**
+     * @see #executeTestJvm(String...)
+     * @param cmds User specified arguments.
+     * @return The output from the process.
+     */
+    public static OutputAnalyzer executeTestJava(String... cmds) throws Exception {
+        return executeTestJvm(cmds);
+    }
+
+    /**
      * Executes a process, waits for it to finish and returns the process output.
      * The process will have exited before this method returns.
      * @param pb The ProcessBuilder to execute.