--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/build/translations/VerifyTranslations.java	Fri Jun 15 09:53:28 2018 -0700
@@ -0,0 +1,114 @@
+/*
+ * Copyright (c) 2018, 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.BufferedInputStream;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.io.StringWriter;
+import java.util.Set;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipInputStream;
+
+/**
+ * @test
+ * @requires release.implementor == "Oracle Corporation"
+ * @modules jdk.jlink/jdk.tools.jimage
+ * @summary Oracle builds of OpenJDK should only contain english, chinese and
+ *          japanese translations
+ */
+public class VerifyTranslations {
+
+    /**
+     * The set of translations we want to see in an Oracle built image
+     */
+    private static final Set<String> VALID_TRANSLATION_SUFFIXES = Set.of(
+            "_en", "_en_US", "_en_US_POSIX", "_ja", "_zh_CN", "_zh_TW", "_zh_HK"
+    );
+
+    /**
+     * This regexp will not match locales with 3 letter lang strings because
+     * doing so would trigger a ton of false positives all over the source
+     * tree. This is ok for now but is a potential future flaw in the test.
+     */
+    private static final String BASE_LOCALE_REGEXP
+            = "(_[a-z]{2}(_[A-Z][a-z]{3})?(_([A-Z]{2})|([0-9]{3}))?(_[a-zA-Z]+)?)";
+
+    public static void main(String[] args) {
+        String jdkPath = System.getProperty("test.jdk");
+        String modulesFile = jdkPath + "/lib/modules";
+
+        // Run jimage tool to extract list of all classes and resources in the jdk
+        StringWriter output = new StringWriter();
+        jdk.tools.jimage.Main.run(new String[] { "list", modulesFile }, new PrintWriter(output));
+
+        Pattern classesLocalePattern = Pattern.compile(BASE_LOCALE_REGEXP + "\\.(class|properties)");
+
+        boolean failed = false;
+        String module = "";
+        for (String line : output.toString().split("\n")) {
+            if (line.startsWith("Module: ")) {
+                module = line.substring(8).trim();
+            }
+            // We do not filter resources in jdk.localedata
+            if (!module.equals("jdk.localedata")) {
+                Matcher matcher = classesLocalePattern.matcher(line);
+                if (matcher.find()) {
+                    if (!VALID_TRANSLATION_SUFFIXES.contains(matcher.group(1))) {
+                        System.out.println("Unsupported translation found in lib/modules: "
+                                + module + "/" + line.trim());
+                        failed = true;
+                    }
+                }
+            }
+        }
+
+        // Check all files in src.zip
+        Pattern sourceLocalePattern = Pattern.compile(BASE_LOCALE_REGEXP + "\\.java");
+        String srcZip = jdkPath + "/lib/src.zip";
+        try (ZipInputStream srcZipInput = new ZipInputStream(
+                new BufferedInputStream(new FileInputStream(srcZip)))) {
+            ZipEntry entry;
+            while ((entry = srcZipInput.getNextEntry()) != null) {
+                String name = entry.getName();
+                if (!name.startsWith("jdk.localedata")) {
+                    Matcher matcher = sourceLocalePattern.matcher(name);
+                    if (matcher.find()) {
+                        if (!VALID_TRANSLATION_SUFFIXES.contains(matcher.group(1))) {
+                            System.out.println("Unsupported translation found in lib/src.zip: " + name);
+                            failed = true;
+                        }
+                    }
+                }
+            }
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+
+        if (failed) {
+            throw new RuntimeException("lib/modules contains unsupported translations");
+        }
+    }
+}