private static boolean changeLocale(Locale newLocale, boolean force) {
// set locale for startup (will override immediately it on locale change anyway)
Locale.setDefault(newLocale);
if (!isCurrentLocale(newLocale) || force) {
Locale.setDefault(LOCALE_DEFAULT);
ResourceBundle newResourceBundle = null;
String bundleFolder = BUNDLE_NAME.replace('.', '/');
final String prefix = BUNDLE_NAME.substring(BUNDLE_NAME.lastIndexOf('.') + 1);
final String extension = ".properties";
if (newLocale.equals(LOCALE_ENGLISH)) newLocale = LOCALE_DEFAULT;
try {
File userBundleFile = new File(SystemProperties.getUserPath());
File appBundleFile = new File(SystemProperties.getApplicationPath());
// Get the jarURL
// XXX Is there a better way to get the JAR name?
ClassLoader cl = MessageText.class.getClassLoader();
String sJar = cl.getResource(bundleFolder + extension).toString();
sJar = sJar.substring(0, sJar.length() - prefix.length() - extension.length());
URL jarURL = new URL(sJar);
// User dir overrides app dir which overrides jar file bundles
URL[] urls = {userBundleFile.toURL(), appBundleFile.toURL(), jarURL};
/* This is debugging code, use it when things go wrong :) The line number
* is approximate as the input stream is buffered by the reader...
{
LineNumberInputStream lnis = null;
try{
ClassLoader fff = new URLClassLoader(urls);
java.io.InputStream stream = fff.getResourceAsStream("MessagesBundle_th_TH.properties");
lnis = new LineNumberInputStream( stream );
new java.util.PropertyResourceBundle(lnis);
}catch( Throwable e ){
System.out.println( lnis.getLineNumber());
e.printStackTrace();
}
}
*/
newResourceBundle =
getResourceBundle("MessagesBundle", newLocale, new URLClassLoader(urls));
// do more searches if getBundle failed, or if the language is not the
// same and the user wanted a specific country
if ((!newResourceBundle.getLocale().getLanguage().equals(newLocale.getLanguage())
&& !newLocale.getCountry().equals(""))) {
Locale foundLocale = newResourceBundle.getLocale();
System.out.println(
"changeLocale: "
+ (foundLocale.toString().equals("")
? "*Default Language*"
: foundLocale.getDisplayLanguage())
+ " != "
+ newLocale.getDisplayName()
+ ". Searching without country..");
// try it without the country
Locale localeJustLang = new Locale(newLocale.getLanguage());
newResourceBundle =
getResourceBundle("MessagesBundle", localeJustLang, new URLClassLoader(urls));
if (newResourceBundle == null
|| !newResourceBundle
.getLocale()
.getLanguage()
.equals(localeJustLang.getLanguage())) {
// find first language we have in our list
System.out.println(
"changeLocale: Searching for language "
+ newLocale.getDisplayLanguage()
+ " in *any* country..");
Locale[] locales = getLocales();
for (int i = 0; i < locales.length; i++) {
if (locales[i].getLanguage() == newLocale.getLanguage()) {
newResourceBundle =
getResourceBundle("MessagesBundle", locales[i], new URLClassLoader(urls));
break;
}
}
}
}
} catch (MissingResourceException e) {
System.out.println("changeLocale: no resource bundle for " + newLocale);
Debug.printStackTrace(e);
return false;
} catch (Exception e) {
Debug.printStackTrace(e);
}
if (newResourceBundle != null) {
if (!newLocale.equals(LOCALE_DEFAULT) && !newResourceBundle.getLocale().equals(newLocale)) {
String sNewLanguage = newResourceBundle.getLocale().getDisplayName();
if (sNewLanguage == null || sNewLanguage.trim().equals(""))
sNewLanguage = "English (default)";
System.out.println(
"changeLocale: no message properties for Locale '"
+ newLocale.getDisplayName()
+ "' ("
+ newLocale
+ "), using '"
+ sNewLanguage
+ "'");
}
newLocale = newResourceBundle.getLocale();
Locale.setDefault(newLocale.equals(LOCALE_DEFAULT) ? LOCALE_ENGLISH : newLocale);
LOCALE_CURRENT = newLocale;
setResourceBundle(new IntegratedResourceBundle(newResourceBundle, pluginLocalizationPaths));
if (newLocale.equals(LOCALE_DEFAULT)) DEFAULT_BUNDLE = RESOURCE_BUNDLE;
return true;
} else return false;
}
return false;
}
public static Locale[] getLocales() {
String bundleFolder = BUNDLE_NAME.replace('.', '/');
final String prefix = BUNDLE_NAME.substring(BUNDLE_NAME.lastIndexOf('.') + 1);
final String extension = ".properties";
String urlString =
MessageText.class
.getClassLoader()
.getResource(bundleFolder.concat(extension))
.toExternalForm();
// System.out.println("urlString: " + urlString);
String[] bundles = null;
if (urlString.startsWith("jar:file:")) {
File jar = FileUtil.getJarFileFromURL(urlString);
if (jar != null) {
try {
// System.out.println("jar: " + jar.getAbsolutePath());
JarFile jarFile = new JarFile(jar);
Enumeration entries = jarFile.entries();
ArrayList list = new ArrayList(250);
while (entries.hasMoreElements()) {
JarEntry jarEntry = (JarEntry) entries.nextElement();
if (jarEntry.getName().startsWith(bundleFolder)
&& jarEntry.getName().endsWith(extension)) {
// System.out.println("jarEntry: " + jarEntry.getName());
list.add(jarEntry.getName().substring(bundleFolder.length() - prefix.length()));
// "MessagesBundle_de_DE.properties"
}
}
bundles = (String[]) list.toArray(new String[list.size()]);
} catch (Exception e) {
Debug.printStackTrace(e);
}
}
} else {
File bundleDirectory = new File(URI.create(urlString)).getParentFile();
// System.out.println("bundleDirectory: " +
// bundleDirectory.getAbsolutePath());
bundles =
bundleDirectory.list(
new FilenameFilter() {
public boolean accept(File dir, String name) {
return name.startsWith(prefix) && name.endsWith(extension);
}
});
}
HashSet bundleSet = new HashSet();
// Add local first
File localDir = new File(SystemProperties.getUserPath());
String localBundles[] =
localDir.list(
new FilenameFilter() {
public boolean accept(File dir, String name) {
return name.startsWith(prefix) && name.endsWith(extension);
}
});
// can be null if user path is borked
if (localBundles != null) {
bundleSet.addAll(Arrays.asList(localBundles));
}
// Add AppDir 2nd
File appDir = new File(SystemProperties.getApplicationPath());
String appBundles[] =
appDir.list(
new FilenameFilter() {
public boolean accept(File dir, String name) {
return name.startsWith(prefix) && name.endsWith(extension);
}
});
// can be null if app path is borked
if (appBundles != null) {
bundleSet.addAll(Arrays.asList(appBundles));
}
// Any duplicates will be ignored
bundleSet.addAll(Arrays.asList(bundles));
List foundLocalesList = new ArrayList(bundleSet.size());
foundLocalesList.add(LOCALE_ENGLISH);
Iterator val = bundleSet.iterator();
while (val.hasNext()) {
String sBundle = (String) val.next();
// System.out.println("ResourceBundle: " + bundles[i]);
if (prefix.length() + 1 < sBundle.length() - extension.length()) {
String locale =
sBundle.substring(prefix.length() + 1, sBundle.length() - extension.length());
// System.out.println("Locale: " + locale);
String[] sLocalesSplit = locale.split("_", 3);
if (sLocalesSplit.length > 0 && sLocalesSplit[0].length() == 2) {
if (sLocalesSplit.length == 3) {
foundLocalesList.add(new Locale(sLocalesSplit[0], sLocalesSplit[1], sLocalesSplit[2]));
} else if (sLocalesSplit.length == 2 && sLocalesSplit[1].length() == 2) {
foundLocalesList.add(new Locale(sLocalesSplit[0], sLocalesSplit[1]));
} else {
foundLocalesList.add(new Locale(sLocalesSplit[0]));
}
} else {
if (sLocalesSplit.length == 3
&& sLocalesSplit[0].length() == 0
&& sLocalesSplit[2].length() > 0) {
foundLocalesList.add(new Locale(sLocalesSplit[0], sLocalesSplit[1], sLocalesSplit[2]));
}
}
}
}
Locale[] foundLocales = new Locale[foundLocalesList.size()];
foundLocalesList.toArray(foundLocales);
try {
Arrays.sort(
foundLocales,
new Comparator() {
public final int compare(Object a, Object b) {
return ((Locale) a)
.getDisplayName((Locale) a)
.compareToIgnoreCase(((Locale) b).getDisplayName((Locale) b));
}
});
} catch (Throwable e) {
// user has a problem whereby a null-pointer exception occurs when sorting the
// list - I've done some fixes to the locale list construction but am
// putting this in here just in case
Debug.printStackTrace(e);
}
return foundLocales;
}
