src/jdk.jpackage/windows/classes/jdk/jpackage/internal/WinMsiBundler.java
branchJDK-8200758-branch
changeset 57039 98d3963b0b7b
parent 57038 b0f09e7c4680
child 57059 9bb2a4dc3af7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/jdk.jpackage/windows/classes/jdk/jpackage/internal/WinMsiBundler.java	Fri Nov 23 09:02:17 2018 -0500
@@ -0,0 +1,1270 @@
+/*
+ * Copyright (c) 2012, 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.  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.jpackage.internal;
+
+import jdk.jpackage.internal.*;
+import jdk.jpackage.internal.ConfigException;
+import jdk.jpackage.internal.Arguments;
+import jdk.jpackage.internal.UnsupportedPlatformException;
+import jdk.jpackage.internal.resources.WinResources;
+
+import java.io.*;
+import java.nio.charset.Charset;
+import java.nio.file.Files;
+import java.text.MessageFormat;
+import java.util.*;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import static jdk.jpackage.internal.WindowsBundlerParam.*;
+
+public class WinMsiBundler  extends AbstractBundler {
+
+    private static final ResourceBundle I18N =
+            ResourceBundle.getBundle(
+            "jdk.jpackage.internal.resources.WinMsiBundler");
+
+    public static final BundlerParamInfo<WinAppBundler> APP_BUNDLER =
+            new WindowsBundlerParam<>(
+            I18N.getString("param.app-bundler.name"),
+            I18N.getString("param.app-bundler.description"),
+            "win.app.bundler",
+            WinAppBundler.class,
+            params -> new WinAppBundler(),
+            null);
+
+    public static final BundlerParamInfo<Boolean> CAN_USE_WIX36 =
+            new WindowsBundlerParam<>(
+            I18N.getString("param.can-use-wix36.name"),
+            I18N.getString("param.can-use-wix36.description"),
+            "win.msi.canUseWix36",
+            Boolean.class,
+            params -> false,
+            (s, p) -> Boolean.valueOf(s));
+
+    public static final BundlerParamInfo<File> CONFIG_ROOT =
+            new WindowsBundlerParam<>(
+            I18N.getString("param.config-root.name"),
+            I18N.getString("param.config-root.description"),
+            "configRoot",
+            File.class,
+            params -> {
+                File imagesRoot =
+                        new File(BUILD_ROOT.fetchFrom(params), "windows");
+                imagesRoot.mkdirs();
+                return imagesRoot;
+            },
+            (s, p) -> null);
+
+    public static final BundlerParamInfo<File> MSI_IMAGE_DIR =
+            new WindowsBundlerParam<>(
+            I18N.getString("param.image-dir.name"),
+            I18N.getString("param.image-dir.description"),
+            "win.msi.imageDir",
+            File.class,
+            params -> {
+                File imagesRoot = IMAGES_ROOT.fetchFrom(params);
+                if (!imagesRoot.exists()) imagesRoot.mkdirs();
+                return new File(imagesRoot, "win-msi.image");
+            },
+            (s, p) -> null);
+
+    public static final BundlerParamInfo<File> WIN_APP_IMAGE =
+            new WindowsBundlerParam<>(
+            I18N.getString("param.app-dir.name"),
+            I18N.getString("param.app-dir.description"),
+            "win.app.image",
+            File.class,
+            null,
+            (s, p) -> null);
+
+    public static final StandardBundlerParam<Boolean> MSI_SYSTEM_WIDE  =
+            new StandardBundlerParam<>(
+                    I18N.getString("param.system-wide.name"),
+                    I18N.getString("param.system-wide.description"),
+                    Arguments.CLIOptions.WIN_PER_USER_INSTALLATION.getId(),
+                    Boolean.class,
+                    params -> true, // MSIs default to system wide
+                    // valueOf(null) is false,
+                    // and we actually do want null
+                    (s, p) -> (s == null || "null".equalsIgnoreCase(s))? null
+                            : Boolean.valueOf(s)
+            );
+
+
+    public static final StandardBundlerParam<String> PRODUCT_VERSION =
+            new StandardBundlerParam<>(
+                    I18N.getString("param.product-version.name"),
+                    I18N.getString("param.product-version.description"),
+                    "win.msi.productVersion",
+                    String.class,
+                    VERSION::fetchFrom,
+                    (s, p) -> s
+            );
+
+    public static final BundlerParamInfo<UUID> UPGRADE_UUID =
+            new WindowsBundlerParam<>(
+            I18N.getString("param.upgrade-uuid.name"),
+            I18N.getString("param.upgrade-uuid.description"),
+            Arguments.CLIOptions.WIN_MSI_UPGRADE_UUID.getId(),
+            UUID.class,
+            params -> UUID.randomUUID(), // TODO check to see
+                    // if identifier is a valid UUID during default
+            (s, p) -> UUID.fromString(s));
+
+    private static final String TOOL_CANDLE = "candle.exe";
+    private static final String TOOL_LIGHT = "light.exe";
+    // autodetect just v3.7, v3.8, 3.9, 3.10 and 3.11
+    private static final String AUTODETECT_DIRS =
+            ";C:\\Program Files (x86)\\WiX Toolset v3.11\\bin;"
+            + "C:\\Program Files\\WiX Toolset v3.11\\bin;"
+            + "C:\\Program Files (x86)\\WiX Toolset v3.10\\bin;"
+            + "C:\\Program Files\\WiX Toolset v3.10\\bin;"
+            + "C:\\Program Files (x86)\\WiX Toolset v3.9\\bin;"
+            + "C:\\Program Files\\WiX Toolset v3.9\\bin;"
+            + "C:\\Program Files (x86)\\WiX Toolset v3.8\\bin;"
+            + "C:\\Program Files\\WiX Toolset v3.8\\bin;"
+            + "C:\\Program Files (x86)\\WiX Toolset v3.7\\bin;"
+            + "C:\\Program Files\\WiX Toolset v3.7\\bin";
+
+    public static final BundlerParamInfo<String> TOOL_CANDLE_EXECUTABLE =
+            new WindowsBundlerParam<>(
+            I18N.getString("param.candle-path.name"),
+            I18N.getString("param.candle-path.description"),
+            "win.msi.candle.exe",
+            String.class,
+            params -> {
+                for (String dirString : (System.getenv("PATH") +
+                        AUTODETECT_DIRS).split(";")) {
+                    File f = new File(dirString.replace("\"", ""), TOOL_CANDLE);
+                    if (f.isFile()) {
+                        return f.toString();
+                    }
+                }
+                return null;
+            },
+            null);
+
+    public static final BundlerParamInfo<String> TOOL_LIGHT_EXECUTABLE =
+            new WindowsBundlerParam<>(
+            I18N.getString("param.light-path.name"),
+            I18N.getString("param.light-path.description"),
+            "win.msi.light.exe",
+            String.class,
+            params -> {
+                for (String dirString : (System.getenv("PATH") +
+                        AUTODETECT_DIRS).split(";")) {
+                    File f = new File(dirString.replace("\"", ""), TOOL_LIGHT);
+                    if (f.isFile()) {
+                        return f.toString();
+                    }
+                }
+                return null;
+            },
+            null);
+
+    public static final StandardBundlerParam<Boolean> MENU_HINT =
+        new WindowsBundlerParam<>(
+                I18N.getString("param.menu-shortcut-hint.name"),
+                I18N.getString("param.menu-shortcut-hint.description"),
+                Arguments.CLIOptions.WIN_MENU_HINT.getId(),
+                Boolean.class,
+                params -> false,
+                // valueOf(null) is false,
+                // and we actually do want null in some cases
+                (s, p) -> (s == null ||
+                        "null".equalsIgnoreCase(s))? true : Boolean.valueOf(s)
+        );
+
+    public static final StandardBundlerParam<Boolean> SHORTCUT_HINT =
+        new WindowsBundlerParam<>(
+                I18N.getString("param.desktop-shortcut-hint.name"),
+                I18N.getString("param.desktop-shortcut-hint.description"),
+                Arguments.CLIOptions.WIN_SHORTCUT_HINT.getId(),
+                Boolean.class,
+                params -> false,
+                // valueOf(null) is false,
+                // and we actually do want null in some cases
+                (s, p) -> (s == null ||
+                       "null".equalsIgnoreCase(s))? false : Boolean.valueOf(s)
+        );
+
+    public WinMsiBundler() {
+        super();
+        baseResourceLoader = WinResources.class;
+    }
+
+
+    @Override
+    public String getName() {
+        return I18N.getString("bundler.name");
+    }
+
+    @Override
+    public String getDescription() {
+        return I18N.getString("bundler.description");
+    }
+
+    @Override
+    public String getID() {
+        return "msi";
+    }
+
+    @Override
+    public String getBundleType() {
+        return "INSTALLER";
+    }
+
+    @Override
+    public Collection<BundlerParamInfo<?>> getBundleParameters() {
+        Collection<BundlerParamInfo<?>> results = new LinkedHashSet<>();
+        results.addAll(WinAppBundler.getAppBundleParameters());
+        results.addAll(getMsiBundleParameters());
+        return results;
+    }
+
+    public static Collection<BundlerParamInfo<?>> getMsiBundleParameters() {
+        return Arrays.asList(
+                DESCRIPTION,
+                MENU_GROUP,
+                MENU_HINT,
+                PRODUCT_VERSION,
+                SHORTCUT_HINT,
+                MSI_SYSTEM_WIDE,
+                VENDOR,
+                LICENSE_FILE,
+                INSTALLDIR_CHOOSER
+        );
+    }
+
+    @Override
+    public File execute(
+            Map<String, ? super Object> params, File outputParentDir) {
+        return bundle(params, outputParentDir);
+    }
+
+    @Override
+    public boolean supported() {
+        return (Platform.getPlatform() == Platform.WINDOWS);
+    }
+
+    static class VersionExtractor extends PrintStream {
+        double version = 0f;
+
+        public VersionExtractor() {
+            super(new ByteArrayOutputStream());
+        }
+
+        double getVersion() {
+            if (version == 0f) {
+                String content =
+                        new String(((ByteArrayOutputStream) out).toByteArray());
+                Pattern pattern = Pattern.compile("version (\\d+.\\d+)");
+                Matcher matcher = pattern.matcher(content);
+                if (matcher.find()) {
+                    String v = matcher.group(1);
+                    version = Double.parseDouble(v);
+                }
+            }
+            return version;
+        }
+    }
+
+    private static double findToolVersion(String toolName) {
+        try {
+            if (toolName == null || "".equals(toolName)) return 0f;
+
+            ProcessBuilder pb = new ProcessBuilder(
+                    toolName,
+                    "/?");
+            VersionExtractor ve = new VersionExtractor();
+            // not interested in the output
+            IOUtils.exec(pb, Log.isDebug(), true, ve);
+            double version = ve.getVersion();
+            Log.verbose(MessageFormat.format(
+                    I18N.getString("message.tool-version"),
+                    toolName, version));
+            return version;
+        } catch (Exception e) {
+            if (Log.isDebug()) {
+                Log.verbose(e);
+            }
+            return 0f;
+        }
+    }
+
+    @Override
+    public boolean validate(Map<String, ? super Object> p)
+            throws UnsupportedPlatformException, ConfigException {
+        try {
+            if (p == null) throw new ConfigException(
+                    I18N.getString("error.parameters-null"),
+                    I18N.getString("error.parameters-null.advice"));
+
+            // run basic validation to ensure requirements are met
+            // we are not interested in return code, only possible exception
+            APP_BUNDLER.fetchFrom(p).doValidate(p);
+
+            double candleVersion =
+                    findToolVersion(TOOL_CANDLE_EXECUTABLE.fetchFrom(p));
+            double lightVersion =
+                    findToolVersion(TOOL_LIGHT_EXECUTABLE.fetchFrom(p));
+
+            // WiX 3.0+ is required
+            double minVersion = 3.0f;
+            boolean bad = false;
+
+            if (candleVersion < minVersion) {
+                Log.verbose(MessageFormat.format(
+                        I18N.getString("message.wrong-tool-version"),
+                        TOOL_CANDLE, candleVersion, minVersion));
+                bad = true;
+            }
+            if (lightVersion < minVersion) {
+                Log.verbose(MessageFormat.format(
+                        I18N.getString("message.wrong-tool-version"),
+                        TOOL_LIGHT, lightVersion, minVersion));
+                bad = true;
+            }
+
+            if (bad){
+                throw new ConfigException(
+                        I18N.getString("error.no-wix-tools"),
+                        I18N.getString("error.no-wix-tools.advice"));
+            }
+
+            if (lightVersion >= 3.6f) {
+                Log.verbose(I18N.getString("message.use-wix36-features"));
+                p.put(CAN_USE_WIX36.getID(), Boolean.TRUE);
+            }
+
+            /********* validate bundle parameters *************/
+
+            String version = PRODUCT_VERSION.fetchFrom(p);
+            if (!isVersionStringValid(version)) {
+                throw new ConfigException(
+                        MessageFormat.format(I18N.getString(
+                                "error.version-string-wrong-format"), version),
+                        MessageFormat.format(I18N.getString(
+                                "error.version-string-wrong-format.advice"),
+                                PRODUCT_VERSION.getID()));
+            }
+
+            // only one mime type per association, at least one file extension
+            List<Map<String, ? super Object>> associations =
+                    FILE_ASSOCIATIONS.fetchFrom(p);
+            if (associations != null) {
+                for (int i = 0; i < associations.size(); i++) {
+                    Map<String, ? super Object> assoc = associations.get(i);
+                    List<String> mimes = FA_CONTENT_TYPE.fetchFrom(assoc);
+                    if (mimes.size() > 1) {
+                        throw new ConfigException(MessageFormat.format(
+                                I18N.getString("error.too-many-content-"
+                                + "types-for-file-association"), i),
+                                I18N.getString("error.too-many-content-"
+                                + "types-for-file-association.advice"));
+                    }
+                }
+            }
+
+            // validate license file, if used, exists in the proper place
+            if (p.containsKey(LICENSE_FILE.getID())) {
+                List<RelativeFileSet> appResourcesList =
+                        APP_RESOURCES_LIST.fetchFrom(p);
+                for (String license : LICENSE_FILE.fetchFrom(p)) {
+                    boolean found = false;
+                    for (RelativeFileSet appResources : appResourcesList) {
+                        found = found || appResources.contains(license);
+                    }
+                    if (!found) {
+                        throw new ConfigException(
+                            MessageFormat.format(I18N.getString(
+                               "error.license-missing"), license),
+                            MessageFormat.format(I18N.getString(
+                               "error.license-missing.advice"), license));
+                    }
+                }
+            }
+
+            return true;
+        } catch (RuntimeException re) {
+            if (re.getCause() instanceof ConfigException) {
+                throw (ConfigException) re.getCause();
+            } else {
+                throw new ConfigException(re);
+            }
+        }
+    }
+
+    // http://msdn.microsoft.com/en-us/library/aa370859%28v=VS.85%29.aspx
+    // The format of the string is as follows:
+    //     major.minor.build
+    // The first field is the major version and has a maximum value of 255.
+    // The second field is the minor version and has a maximum value of 255.
+    // The third field is called the build version or the update version and
+    // has a maximum value of 65,535.
+    static boolean isVersionStringValid(String v) {
+        if (v == null) {
+            return true;
+        }
+
+        String p[] = v.split("\\.");
+        if (p.length > 3) {
+            Log.verbose(I18N.getString(
+                    "message.version-string-too-many-components"));
+            return false;
+        }
+
+        try {
+            int val = Integer.parseInt(p[0]);
+            if (val < 0 || val > 255) {
+                Log.verbose(I18N.getString(
+                        "error.version-string-major-out-of-range"));
+                return false;
+            }
+            if (p.length > 1) {
+                val = Integer.parseInt(p[1]);
+                if (val < 0 || val > 255) {
+                    Log.verbose(I18N.getString(
+                            "error.version-string-minor-out-of-range"));
+                    return false;
+                }
+            }
+            if (p.length > 2) {
+                val = Integer.parseInt(p[2]);
+                if (val < 0 || val > 65535) {
+                    Log.verbose(I18N.getString(
+                            "error.version-string-build-out-of-range"));
+                    return false;
+                }
+            }
+        } catch (NumberFormatException ne) {
+            Log.verbose(I18N.getString("error.version-string-part-not-number"));
+            Log.verbose(ne);
+            return false;
+        }
+
+        return true;
+    }
+
+    private boolean prepareProto(Map<String, ? super Object> p)
+                throws IOException {
+        File appImage = StandardBundlerParam.getPredefinedAppImage(p);
+        File appDir = null;
+
+        // we either have an application image or need to build one
+        if (appImage != null) {
+            appDir = new File(
+                    MSI_IMAGE_DIR.fetchFrom(p), APP_NAME.fetchFrom(p));
+            // copy everything from appImage dir into appDir/name
+            IOUtils.copyRecursive(appImage.toPath(), appDir.toPath());
+        } else {
+            appDir = APP_BUNDLER.fetchFrom(p).doBundle(p,
+                    MSI_IMAGE_DIR.fetchFrom(p), true);
+        }
+
+        p.put(WIN_APP_IMAGE.getID(), appDir);
+
+        List<String> licenseFiles = LICENSE_FILE.fetchFrom(p);
+        if (licenseFiles != null) {
+            // need to copy license file to the root of win.app.image
+            outerLoop:
+            for (RelativeFileSet rfs : APP_RESOURCES_LIST.fetchFrom(p)) {
+                for (String s : licenseFiles) {
+                    if (rfs.contains(s)) {
+                        File lfile = new File(rfs.getBaseDirectory(), s);
+                        File destFile = new File(appDir, lfile.getName());
+                        IOUtils.copyFile(lfile, destFile);
+                        ensureByMutationFileIsRTF(destFile);
+                        break outerLoop;
+                    }
+                }
+            }
+        }
+
+        // copy file association icons
+        List<Map<String, ? super Object>> fileAssociations =
+                FILE_ASSOCIATIONS.fetchFrom(p);
+        for (Map<String, ? super Object> fa : fileAssociations) {
+            File icon = FA_ICON.fetchFrom(fa); // TODO FA_ICON_ICO
+            if (icon == null) {
+                continue;
+            }
+
+            File faIconFile = new File(appDir, icon.getName());
+
+            if (icon.exists()) {
+                try {
+                    IOUtils.copyFile(icon, faIconFile);
+                } catch (IOException e) {
+                    e.printStackTrace();
+                }
+            }
+        }
+
+        return appDir != null;
+    }
+
+    public File bundle(Map<String, ? super Object> p, File outdir) {
+        if (!outdir.isDirectory() && !outdir.mkdirs()) {
+            throw new RuntimeException(MessageFormat.format(
+                    I18N.getString("error.cannot-create-output-dir"),
+                    outdir.getAbsolutePath()));
+        }
+        if (!outdir.canWrite()) {
+            throw new RuntimeException(MessageFormat.format(
+                    I18N.getString("error.cannot-write-to-output-dir"),
+                    outdir.getAbsolutePath()));
+        }
+
+        // validate we have valid tools before continuing
+        String light = TOOL_LIGHT_EXECUTABLE.fetchFrom(p);
+        String candle = TOOL_CANDLE_EXECUTABLE.fetchFrom(p);
+        if (light == null || !new File(light).isFile() ||
+            candle == null || !new File(candle).isFile()) {
+            Log.error(I18N.getString("error.no-wix-tools"));
+            Log.verbose(MessageFormat.format(
+                   I18N.getString("message.light-file-string"), light));
+            Log.verbose(MessageFormat.format(
+                   I18N.getString("message.candle-file-string"), candle));
+            return null;
+        }
+
+        File imageDir = MSI_IMAGE_DIR.fetchFrom(p);
+        try {
+            imageDir.mkdirs();
+
+            boolean menuShortcut = MENU_HINT.fetchFrom(p);
+            boolean desktopShortcut = SHORTCUT_HINT.fetchFrom(p);
+            if (!menuShortcut && !desktopShortcut) {
+                // both can not be false - user will not find the app
+                Log.verbose(I18N.getString("message.one-shortcut-required"));
+                p.put(MENU_HINT.getID(), true);
+            }
+
+            if (prepareProto(p) && prepareWiXConfig(p)
+                    && prepareBasicProjectConfig(p)) {
+                File configScriptSrc = getConfig_Script(p);
+                if (configScriptSrc.exists()) {
+                    // we need to be running post script in the image folder
+
+                    // NOTE: Would it be better to generate it to the image
+                    // folder and save only if "verbose" is requested?
+
+                    // for now we replicate it
+                    File configScript =
+                        new File(imageDir, configScriptSrc.getName());
+                    IOUtils.copyFile(configScriptSrc, configScript);
+                    Log.verbose(MessageFormat.format(
+                            I18N.getString("message.running-wsh-script"),
+                            configScript.getAbsolutePath()));
+                    IOUtils.run("wscript",
+                             configScript, false);
+                }
+                return buildMSI(p, outdir);
+            }
+            return null;
+        } catch (IOException ex) {
+            Log.verbose(ex);
+            return null;
+        } finally {
+            try {
+                if (imageDir != null &&
+                        PREDEFINED_APP_IMAGE.fetchFrom(p) == null &&
+                        (PREDEFINED_RUNTIME_IMAGE.fetchFrom(p) == null ||
+                        !Arguments.CREATE_JRE_INSTALLER.fetchFrom(p)) &&
+                        !Log.isDebug() &&
+                        !Log.isVerbose()) {
+                    IOUtils.deleteRecursive(imageDir);
+                } else if (imageDir != null) {
+                    Log.verbose(MessageFormat.format(
+                            I18N.getString("message.debug-working-directory"),
+                            imageDir.getAbsolutePath()));
+                }
+
+                cleanupConfigFiles(p);
+            } catch (IOException ex) {
+                // noinspection ReturnInsideFinallyBlock
+                Log.debug(ex.getMessage());
+                return null;
+            }
+        }
+    }
+
+    protected void cleanupConfigFiles(Map<String, ? super Object> params) {
+        if (Log.isDebug() || Log.isVerbose()) {
+            return;
+        }
+
+        if (getConfig_ProjectFile(params) != null) {
+            getConfig_ProjectFile(params).delete();
+        }
+        if (getConfig_Script(params) != null) {
+            getConfig_Script(params).delete();
+        }
+    }
+
+    // name of post-image script
+    private File getConfig_Script(Map<String, ? super Object> params) {
+        return new File(CONFIG_ROOT.fetchFrom(params),
+                APP_FS_NAME.fetchFrom(params) + "-post-image.wsf");
+    }
+
+    private boolean prepareBasicProjectConfig(
+        Map<String, ? super Object> params) throws IOException {
+        fetchResource(WinAppBundler.WIN_BUNDLER_PREFIX +
+                getConfig_Script(params).getName(),
+                I18N.getString("resource.post-install-script"),
+                (String) null,
+                getConfig_Script(params),
+                VERBOSE.fetchFrom(params),
+                DROP_IN_RESOURCES_ROOT.fetchFrom(params));
+        return true;
+    }
+
+    private String relativePath(File basedir, File file) {
+        return file.getAbsolutePath().substring(
+                basedir.getAbsolutePath().length() + 1);
+    }
+
+    boolean prepareMainProjectFile(
+            Map<String, ? super Object> params) throws IOException {
+        Map<String, String> data = new HashMap<>();
+
+        UUID productGUID = UUID.randomUUID();
+
+        Log.verbose(MessageFormat.format(
+                I18N.getString("message.generated-product-guid"),
+                productGUID.toString()));
+
+        // we use random GUID for product itself but
+        // user provided for upgrade guid
+        // Upgrade guid is important to decide whether it is an upgrade of
+        // installed app.  I.e. we need it to be the same for
+        // 2 different versions of app if possible
+        data.put("PRODUCT_GUID", productGUID.toString());
+        data.put("PRODUCT_UPGRADE_GUID",
+                UPGRADE_UUID.fetchFrom(params).toString());
+
+        data.put("APPLICATION_NAME", APP_NAME.fetchFrom(params));
+        data.put("APPLICATION_DESCRIPTION", DESCRIPTION.fetchFrom(params));
+        data.put("APPLICATION_VENDOR", VENDOR.fetchFrom(params));
+        data.put("APPLICATION_VERSION", PRODUCT_VERSION.fetchFrom(params));
+
+        // WinAppBundler will add application folder again => step out
+        File imageRootDir = WIN_APP_IMAGE.fetchFrom(params);
+        File launcher = new File(imageRootDir,
+                WinAppBundler.getLauncherName(params));
+
+        String launcherPath = relativePath(imageRootDir, launcher);
+        data.put("APPLICATION_LAUNCHER", launcherPath);
+
+        String iconPath = launcherPath.replace(".exe", ".ico");
+
+        data.put("APPLICATION_ICON", iconPath);
+
+        data.put("REGISTRY_ROOT", getRegistryRoot(params));
+
+        boolean canUseWix36Features = CAN_USE_WIX36.fetchFrom(params);
+        data.put("WIX36_ONLY_START",
+                canUseWix36Features ? "" : "<!--");
+        data.put("WIX36_ONLY_END",
+                canUseWix36Features ? "" : "-->");
+
+        if (MSI_SYSTEM_WIDE.fetchFrom(params)) {
+            data.put("INSTALL_SCOPE", "perMachine");
+        } else {
+            data.put("INSTALL_SCOPE", "perUser");
+        }
+
+        if (BIT_ARCH_64.fetchFrom(params)) {
+            data.put("PLATFORM", "x64");
+            data.put("WIN64", "yes");
+        } else {
+            data.put("PLATFORM", "x86");
+            data.put("WIN64", "no");
+        }
+
+        data.put("UI_BLOCK", getUIBlock(params));
+
+        List<Map<String, ? super Object>> secondaryLaunchers =
+                SECONDARY_LAUNCHERS.fetchFrom(params);
+
+        StringBuilder secondaryLauncherIcons = new StringBuilder();
+        for (int i = 0; i < secondaryLaunchers.size(); i++) {
+            Map<String, ? super Object> sl = secondaryLaunchers.get(i);
+            // <Icon Id="DesktopIcon.exe" SourceFile="APPLICATION_ICON" />
+            if (SHORTCUT_HINT.fetchFrom(sl) || MENU_HINT.fetchFrom(sl)) {
+                File secondaryLauncher = new File(imageRootDir,
+                        WinAppBundler.getLauncherName(sl));
+                String secondaryLauncherPath =
+                        relativePath(imageRootDir, secondaryLauncher);
+                String secondaryLauncherIconPath =
+                        secondaryLauncherPath.replace(".exe", ".ico");
+
+                secondaryLauncherIcons.append("        <Icon Id=\"Launcher");
+                secondaryLauncherIcons.append(i);
+                secondaryLauncherIcons.append(".exe\" SourceFile=\"");
+                secondaryLauncherIcons.append(secondaryLauncherIconPath);
+                secondaryLauncherIcons.append("\" />\r\n");
+            }
+        }
+        data.put("SECONDARY_LAUNCHER_ICONS", secondaryLauncherIcons.toString());
+
+        String wxs = Arguments.CREATE_JRE_INSTALLER.fetchFrom(params) ?
+                MSI_PROJECT_TEMPLATE_SERVER_JRE : MSI_PROJECT_TEMPLATE;
+
+        Writer w = new BufferedWriter(
+                new FileWriter(getConfig_ProjectFile(params)));
+
+        String content = preprocessTextResource(
+                WinAppBundler.WIN_BUNDLER_PREFIX +
+                getConfig_ProjectFile(params).getName(),
+                I18N.getString("resource.wix-config-file"),
+                wxs, data, VERBOSE.fetchFrom(params),
+                DROP_IN_RESOURCES_ROOT.fetchFrom(params));
+        w.write(content);
+        w.close();
+        return true;
+    }
+    private int id;
+    private int compId;
+    private final static String LAUNCHER_ID = "LauncherId";
+    private final static String LAUNCHER_SVC_ID = "LauncherSvcId";
+
+    /**
+     * Overrides the dialog sequence in built-in dialog set "WixUI_InstallDir"
+     * to exclude license dialog
+     */
+    private static final String TWEAK_FOR_EXCLUDING_LICENSE =
+              "     <Publish Dialog=\"WelcomeDlg\" Control=\"Next\""
+            + "              Event=\"NewDialog\" Value=\"InstallDirDlg\""
+            + " Order=\"2\"> 1"
+            + "     </Publish>\n"
+            + "     <Publish Dialog=\"InstallDirDlg\" Control=\"Back\""
+            + "              Event=\"NewDialog\" Value=\"WelcomeDlg\""
+            + " Order=\"2\"> 1"
+            + "     </Publish>\n";
+
+    /**
+     * Creates UI element using WiX built-in dialog sets
+     *     - WixUI_InstallDir/WixUI_Minimal.
+     * The dialog sets are the closest to what we want to implement.
+     *
+     * WixUI_Minimal for license dialog only
+     * WixUI_InstallDir for installdir dialog only or for both
+     * installdir/license dialogs
+     */
+    private String getUIBlock(Map<String, ? super Object> params) {
+        String uiBlock = "     <UI/>\n"; // UI-less element
+
+        if (INSTALLDIR_CHOOSER.fetchFrom(params)) {
+            boolean enableTweakForExcludingLicense =
+                    (getLicenseFile(params) == null);
+            uiBlock = "     <UI>\n"
+                    + "     <Property Id=\"WIXUI_INSTALLDIR\""
+                    + " Value=\"APPLICATIONFOLDER\" />\n"
+                    + "     <UIRef Id=\"WixUI_InstallDir\" />\n"
+                    + (enableTweakForExcludingLicense ?
+                            TWEAK_FOR_EXCLUDING_LICENSE : "")
+                    +"     </UI>\n";
+        } else if (getLicenseFile(params) != null) {
+            uiBlock = "     <UI>\n"
+                    + "     <UIRef Id=\"WixUI_Minimal\" />\n"
+                    + "     </UI>\n";
+        }
+
+        return uiBlock;
+    }
+
+    private void walkFileTree(Map<String, ? super Object> params,
+            File root, PrintStream out, String prefix) {
+        List<File> dirs = new ArrayList<>();
+        List<File> files = new ArrayList<>();
+
+        if (!root.isDirectory()) {
+            throw new RuntimeException(
+                    MessageFormat.format(
+                            I18N.getString("error.cannot-walk-directory"),
+                            root.getAbsolutePath()));
+        }
+
+        // sort to files and dirs
+        File[] children = root.listFiles();
+        if (children != null) {
+            for (File f : children) {
+                if (f.isDirectory()) {
+                    dirs.add(f);
+                } else {
+                    files.add(f);
+                }
+            }
+        }
+
+        // have files => need to output component
+        out.println(prefix + " <Component Id=\"comp" + (compId++)
+                + "\" DiskId=\"1\""
+                + " Guid=\"" + UUID.randomUUID().toString() + "\""
+                + (BIT_ARCH_64.fetchFrom(params) ? " Win64=\"yes\"" : "")
+                + ">");
+        out.println(prefix + "  <CreateFolder/>");
+        out.println(prefix + "  <RemoveFolder Id=\"RemoveDir"
+                + (id++) + "\" On=\"uninstall\" />");
+
+        boolean needRegistryKey = !MSI_SYSTEM_WIDE.fetchFrom(params);
+        File imageRootDir = WIN_APP_IMAGE.fetchFrom(params);
+        File launcherFile =
+                new File(imageRootDir, WinAppBundler.getLauncherName(params));
+
+        // Find out if we need to use registry. We need it if
+        //  - we doing user level install as file can not serve as KeyPath
+        //  - if we adding shortcut in this component
+
+        for (File f: files) {
+            boolean isLauncher = f.equals(launcherFile);
+            if (isLauncher) {
+                needRegistryKey = true;
+            }
+        }
+
+        if (needRegistryKey) {
+            // has to be under HKCU to make WiX happy
+            out.println(prefix + "    <RegistryKey Root=\"HKCU\" "
+                    + " Key=\"Software\\" + VENDOR.fetchFrom(params) + "\\"
+                    + APP_NAME.fetchFrom(params) + "\""
+                    + (CAN_USE_WIX36.fetchFrom(params) ?
+                    ">" : " Action=\"createAndRemoveOnUninstall\">"));
+            out.println(prefix
+                    + "     <RegistryValue Name=\"Version\" Value=\""
+                    + VERSION.fetchFrom(params)
+                    + "\" Type=\"string\" KeyPath=\"yes\"/>");
+            out.println(prefix + "   </RegistryKey>");
+        }
+
+        boolean menuShortcut = MENU_HINT.fetchFrom(params);
+        boolean desktopShortcut = SHORTCUT_HINT.fetchFrom(params);
+
+        Map<String, String> idToFileMap = new TreeMap<>();
+        boolean launcherSet = false;
+
+        for (File f : files) {
+            boolean isLauncher = f.equals(launcherFile);
+
+            launcherSet = launcherSet || isLauncher;
+
+            boolean doShortcuts =
+                isLauncher && (menuShortcut || desktopShortcut);
+
+            String thisFileId = isLauncher ? LAUNCHER_ID : ("FileId" + (id++));
+            idToFileMap.put(f.getName(), thisFileId);
+
+            out.println(prefix + "   <File Id=\"" +
+                    thisFileId + "\""
+                    + " Name=\"" + f.getName() + "\" "
+                    + " Source=\"" + relativePath(imageRootDir, f) + "\""
+                    + (BIT_ARCH_64.fetchFrom(params) ?
+                    " ProcessorArchitecture=\"x64\"" : "") + ">");
+            if (doShortcuts && desktopShortcut) {
+                out.println(prefix
+                        + "  <Shortcut Id=\"desktopShortcut\" Directory="
+                        + "\"DesktopFolder\""
+                        + " Name=\"" + APP_NAME.fetchFrom(params)
+                        + "\" WorkingDirectory=\"INSTALLDIR\""
+                        + " Advertise=\"no\" Icon=\"DesktopIcon.exe\""
+                        + " IconIndex=\"0\" />");
+            }
+            if (doShortcuts && menuShortcut) {
+                out.println(prefix
+                        + "     <Shortcut Id=\"ExeShortcut\" Directory="
+                        + "\"ProgramMenuDir\""
+                        + " Name=\"" + APP_NAME.fetchFrom(params)
+                        + "\" Advertise=\"no\" Icon=\"StartMenuIcon.exe\""
+                        + " IconIndex=\"0\" />");
+            }
+
+            List<Map<String, ? super Object>> secondaryLaunchers =
+                    SECONDARY_LAUNCHERS.fetchFrom(params);
+            for (int i = 0; i < secondaryLaunchers.size(); i++) {
+                Map<String, ? super Object> sl = secondaryLaunchers.get(i);
+                File secondaryLauncherFile = new File(imageRootDir,
+                        WinAppBundler.getLauncherName(sl));
+                if (f.equals(secondaryLauncherFile)) {
+                    if (SHORTCUT_HINT.fetchFrom(sl)) {
+                        out.println(prefix
+                                + "  <Shortcut Id=\"desktopShortcut"
+                                + i + "\" Directory=\"DesktopFolder\""
+                                + " Name=\"" + APP_NAME.fetchFrom(sl)
+                                + "\" WorkingDirectory=\"INSTALLDIR\""
+                                + " Advertise=\"no\" Icon=\"Launcher"
+                                + i + ".exe\" IconIndex=\"0\" />");
+                    }
+                    if (MENU_HINT.fetchFrom(sl)) {
+                        out.println(prefix
+                                + "     <Shortcut Id=\"ExeShortcut"
+                                + i + "\" Directory=\"ProgramMenuDir\""
+                                + " Name=\"" + APP_NAME.fetchFrom(sl)
+                                + "\" Advertise=\"no\" Icon=\"Launcher"
+                                + i + ".exe\" IconIndex=\"0\" />");
+                        // Should we allow different menu groups?  Not for now.
+                    }
+                }
+            }
+            out.println(prefix + "   </File>");
+        }
+
+        if (launcherSet) {
+            List<Map<String, ? super Object>> fileAssociations =
+                FILE_ASSOCIATIONS.fetchFrom(params);
+            String regName = APP_REGISTRY_NAME.fetchFrom(params);
+            Set<String> defaultedMimes = new TreeSet<>();
+            int count = 0;
+            for (Map<String, ? super Object> fa : fileAssociations) {
+                String description = FA_DESCRIPTION.fetchFrom(fa);
+                List<String> extensions = FA_EXTENSIONS.fetchFrom(fa);
+                List<String> mimeTypes = FA_CONTENT_TYPE.fetchFrom(fa);
+                File icon = FA_ICON.fetchFrom(fa); // TODO FA_ICON_ICO
+
+                String mime = (mimeTypes == null ||
+                    mimeTypes.isEmpty()) ? null : mimeTypes.get(0);
+
+                if (extensions == null) {
+                    Log.verbose(I18N.getString(
+                          "message.creating-association-with-null-extension"));
+
+                    String entryName = regName + "File";
+                    if (count > 0) {
+                        entryName += "." + count;
+                    }
+                    count++;
+                    out.print(prefix + "   <ProgId Id='" + entryName
+                            + "' Description='" + description + "'");
+                    if (icon != null && icon.exists()) {
+                        out.print(" Icon='" + idToFileMap.get(icon.getName())
+                                + "' IconIndex='0'");
+                    }
+                    out.println(" />");
+                } else {
+                    for (String ext : extensions) {
+                        String entryName = regName + "File";
+                        if (count > 0) {
+                            entryName += "." + count;
+                        }
+                        count++;
+
+                        out.print(prefix + "   <ProgId Id='" + entryName
+                                + "' Description='" + description + "'");
+                        if (icon != null && icon.exists()) {
+                            out.print(" Icon='"
+                                    + idToFileMap.get(icon.getName())
+                                    + "' IconIndex='0'");
+                        }
+                        out.println(">");
+
+                        if (extensions == null) {
+                            Log.verbose(I18N.getString(
+                            "message.creating-association-with-null-extension"));
+                        } else {
+                            out.print(prefix + "    <Extension Id='"
+                                    + ext + "' Advertise='no'");
+                            if (mime == null) {
+                                out.println(">");
+                            } else {
+                                out.println(" ContentType='" + mime + "'>");
+                                if (!defaultedMimes.contains(mime)) {
+                                    out.println(prefix
+                                            + "      <MIME ContentType='"
+                                            + mime + "' Default='yes' />");
+                                    defaultedMimes.add(mime);
+                                }
+                            }
+                            out.println(prefix
+                                    + "      <Verb Id='open' Command='Open' "
+                                    + "TargetFile='" + LAUNCHER_ID
+                                    + "' Argument='\"%1\"' />");
+                            out.println(prefix + "    </Extension>");
+                        }
+                        out.println(prefix + "   </ProgId>");
+                    }
+                }
+            }
+        }
+
+        out.println(prefix + " </Component>");
+
+        for (File d : dirs) {
+            out.println(prefix + " <Directory Id=\"dirid" + (id++)
+                    + "\" Name=\"" + d.getName() + "\">");
+            walkFileTree(params, d, out, prefix + " ");
+            out.println(prefix + " </Directory>");
+        }
+    }
+
+    String getRegistryRoot(Map<String, ? super Object> params) {
+        if (MSI_SYSTEM_WIDE.fetchFrom(params)) {
+            return "HKLM";
+        } else {
+            return "HKCU";
+        }
+    }
+
+    boolean prepareContentList(Map<String, ? super Object> params)
+            throws FileNotFoundException {
+        File f = new File(
+                CONFIG_ROOT.fetchFrom(params), MSI_PROJECT_CONTENT_FILE);
+        PrintStream out = new PrintStream(f);
+
+        // opening
+        out.println("<?xml version=\"1.0\" encoding=\"UTF-8\" ?>");
+        out.println("<Include>");
+
+        out.println(" <Directory Id=\"TARGETDIR\" Name=\"SourceDir\">");
+        if (MSI_SYSTEM_WIDE.fetchFrom(params)) {
+            // install to programfiles
+            if (BIT_ARCH_64.fetchFrom(params)) {
+                out.println("  <Directory Id=\"ProgramFiles64Folder\" "
+                        + "Name=\"PFiles\">");
+            } else {
+                out.println("  <Directory Id=\"ProgramFilesFolder\" "
+                        + "Name=\"PFiles\">");
+            }
+        } else {
+            // install to user folder
+            out.println(
+                    "  <Directory Name=\"AppData\" Id=\"LocalAppDataFolder\">");
+        }
+        out.println("   <Directory Id=\"APPLICATIONFOLDER\" Name=\""
+                + APP_NAME.fetchFrom(params) + "\">");
+
+        // dynamic part
+        id = 0;
+        compId = 0; // reset counters
+        walkFileTree(params, WIN_APP_IMAGE.fetchFrom(params), out, "    ");
+
+        // closing
+        out.println("   </Directory>");
+        out.println("  </Directory>");
+
+        // for shortcuts
+        if (SHORTCUT_HINT.fetchFrom(params)) {
+            out.println("  <Directory Id=\"DesktopFolder\" />");
+        }
+        if (MENU_HINT.fetchFrom(params)) {
+            out.println("  <Directory Id=\"ProgramMenuFolder\">");
+            out.println("    <Directory Id=\"ProgramMenuDir\" Name=\""
+                    + MENU_GROUP.fetchFrom(params) + "\">");
+            out.println("      <Component Id=\"comp" + (compId++) + "\""
+                    + " Guid=\"" + UUID.randomUUID().toString() + "\""
+                    + (BIT_ARCH_64.fetchFrom(params) ? " Win64=\"yes\"" : "")
+                    + ">");
+            out.println("        <RemoveFolder Id=\"ProgramMenuDir\" "
+                    + "On=\"uninstall\" />");
+            // This has to be under HKCU to make WiX happy.
+            // There are numberous discussions on this amoung WiX users
+            // (if user A installs and user B uninstalls key is left behind)
+            // there are suggested workarounds but none of them are appealing.
+            // Leave it for now
+            out.println(
+                    "         <RegistryValue Root=\"HKCU\" Key=\"Software\\"
+                    + VENDOR.fetchFrom(params) + "\\"
+                    + APP_NAME.fetchFrom(params)
+                    + "\" Type=\"string\" Value=\"\" />");
+            out.println("      </Component>");
+            out.println("    </Directory>");
+            out.println(" </Directory>");
+        }
+
+        out.println(" </Directory>");
+
+        out.println(" <Feature Id=\"DefaultFeature\" "
+                + "Title=\"Main Feature\" Level=\"1\">");
+        for (int j = 0; j < compId; j++) {
+            out.println("    <ComponentRef Id=\"comp" + j + "\" />");
+        }
+        // component is defined in the template.wsx
+        out.println("    <ComponentRef Id=\"CleanupMainApplicationFolder\" />");
+        out.println(" </Feature>");
+        out.println("</Include>");
+
+        out.close();
+        return true;
+    }
+
+    private File getConfig_ProjectFile(Map<String, ? super Object> params) {
+        return new File(CONFIG_ROOT.fetchFrom(params),
+                APP_NAME.fetchFrom(params) + ".wxs");
+    }
+
+    private String getLicenseFile(Map<String, ? super Object> params) {
+        List<String> licenseFiles = LICENSE_FILE.fetchFrom(params);
+        if (licenseFiles == null || licenseFiles.isEmpty()) {
+            return null;
+        } else {
+            return licenseFiles.get(0);
+        }
+    }
+
+    private boolean prepareWiXConfig(
+            Map<String, ? super Object> params) throws IOException {
+        return prepareMainProjectFile(params) && prepareContentList(params);
+
+    }
+    private final static String MSI_PROJECT_TEMPLATE = "template.wxs";
+    private final static String MSI_PROJECT_TEMPLATE_SERVER_JRE =
+            "template.jre.wxs";
+    private final static String MSI_PROJECT_CONTENT_FILE = "bundle.wxi";
+
+    private File buildMSI(Map<String, ? super Object> params, File outdir)
+            throws IOException {
+        File tmpDir = new File(BUILD_ROOT.fetchFrom(params), "tmp");
+        File candleOut = new File(
+                tmpDir, APP_NAME.fetchFrom(params) +".wixobj");
+        File msiOut = new File(
+                outdir, INSTALLER_FILE_NAME.fetchFrom(params) + ".msi");
+
+        Log.verbose(MessageFormat.format(I18N.getString(
+                "message.preparing-msi-config"), msiOut.getAbsolutePath()));
+
+        msiOut.getParentFile().mkdirs();
+
+        // run candle
+        ProcessBuilder pb = new ProcessBuilder(
+                TOOL_CANDLE_EXECUTABLE.fetchFrom(params),
+                "-nologo",
+                getConfig_ProjectFile(params).getAbsolutePath(),
+                "-ext", "WixUtilExtension",
+                "-out", candleOut.getAbsolutePath());
+        pb = pb.directory(WIN_APP_IMAGE.fetchFrom(params));
+        IOUtils.exec(pb, false);
+
+        Log.verbose(MessageFormat.format(I18N.getString(
+                "message.generating-msi"), msiOut.getAbsolutePath()));
+
+        boolean enableLicenseUI = (getLicenseFile(params) != null);
+        boolean enableInstalldirUI = INSTALLDIR_CHOOSER.fetchFrom(params);
+
+        List<String> commandLine = new ArrayList<>();
+
+        commandLine.add(TOOL_LIGHT_EXECUTABLE.fetchFrom(params));
+        if (enableLicenseUI) {
+            commandLine.add("-dWixUILicenseRtf="+getLicenseFile(params));
+        }
+        commandLine.add("-nologo");
+        commandLine.add("-spdb");
+        commandLine.add("-sice:60");
+                // ignore warnings due to "missing launcguage info" (ICE60)
+        commandLine.add(candleOut.getAbsolutePath());
+        commandLine.add("-ext");
+        commandLine.add("WixUtilExtension");
+        if (enableLicenseUI || enableInstalldirUI) {
+            commandLine.add("-ext");
+            commandLine.add("WixUIExtension.dll");
+        }
+        commandLine.add("-out");
+        commandLine.add(msiOut.getAbsolutePath());
+
+        // create .msi
+        pb = new ProcessBuilder(commandLine);
+
+        pb = pb.directory(WIN_APP_IMAGE.fetchFrom(params));
+        IOUtils.exec(pb, false);
+
+        candleOut.delete();
+        IOUtils.deleteRecursive(tmpDir);
+
+        return msiOut;
+    }
+
+    public static void ensureByMutationFileIsRTF(File f) {
+        if (f == null || !f.isFile()) return;
+
+        try {
+            boolean existingLicenseIsRTF = false;
+
+            try (FileInputStream fin = new FileInputStream(f)) {
+                byte[] firstBits = new byte[7];
+
+                if (fin.read(firstBits) == firstBits.length) {
+                    String header = new String(firstBits);
+                    existingLicenseIsRTF = "{\\rtf1\\".equals(header);
+                }
+            }
+
+            if (!existingLicenseIsRTF) {
+                List<String> oldLicense = Files.readAllLines(f.toPath());
+                try (Writer w = Files.newBufferedWriter(
+                        f.toPath(), Charset.forName("Windows-1252"))) {
+                    w.write("{\\rtf1\\ansi\\ansicpg1252\\deff0\\deflang1033"
+                            + "{\\fonttbl{\\f0\\fnil\\fcharset0 Arial;}}\n"
+                            + "\\viewkind4\\uc1\\pard\\sa200\\sl276"
+                            + "\\slmult1\\lang9\\fs20 ");
+                    oldLicense.forEach(l -> {
+                        try {
+                            for (char c : l.toCharArray()) {
+                                // 0x00 <= ch < 0x20 Escaped (\'hh)
+                                // 0x20 <= ch < 0x80 Raw(non - escaped) char
+                                // 0x80 <= ch <= 0xFF Escaped(\ 'hh)
+                                // 0x5C, 0x7B, 0x7D (special RTF characters
+                                // \,{,})Escaped(\'hh)
+                                // ch > 0xff Escaped (\\ud###?)
+                                if (c < 0x10) {
+                                    w.write("\\'0");
+                                    w.write(Integer.toHexString(c));
+                                } else if (c > 0xff) {
+                                    w.write("\\ud");
+                                    w.write(Integer.toString(c));
+                                    // \\uc1 is in the header and in effect
+                                    // so we trail with a replacement char if
+                                    // the font lacks that character - '?'
+                                    w.write("?");
+                                } else if ((c < 0x20) || (c >= 0x80) ||
+                                        (c == 0x5C) || (c == 0x7B) ||
+                                        (c == 0x7D)) {
+                                    w.write("\\'");
+                                    w.write(Integer.toHexString(c));
+                                } else {
+                                    w.write(c);
+                                }
+                            }
+                            // blank lines are interpreted as paragraph breaks
+                            if (l.length() < 1) {
+                                w.write("\\par");
+                            } else {
+                                w.write(" ");
+                            }
+                            w.write("\r\n");
+                        } catch (IOException e) {
+                            Log.verbose(e);
+                        }
+                    });
+                    w.write("}\r\n");
+                }
+            }
+        } catch (IOException e) {
+            Log.verbose(e);
+        }
+
+    }
+}