@Test
public void getLocalizable() throws Exception {
Locale locale = new Locale("de_DE");
Localizable loc;
Locale l;
Object o;
// implements Localizable - no proxy
o = new Foobar();
loc = internalGetLocalizable(o, false);
loc.setLocale(locale);
l = loc.getLocale();
assertEquals(locale, l);
// getter only - proxy
o = ((Foobar) o).new Internal();
loc = internalGetLocalizable(o, true);
loc.setLocale(null);
l = loc.getLocale();
assertEquals(locale, l);
// getter and setter - proxy
o = new Foobar.StaticInternal();
loc = internalGetLocalizable(o, true);
loc.setLocale(locale);
l = loc.getLocale();
assertEquals(locale, l);
// neither getter nor setter - proxy
o = new Foobar.StaticInternal.Foo();
loc = internalGetLocalizable(o, true);
loc.setLocale(locale);
l = loc.getLocale();
assertEquals(null, l);
}
private Localizable internalGetLocalizable(Object originalObject, boolean proxy) {
Localizable result = LocalizableFactory.getLocalizable(originalObject);
if (logger.isDebugEnabled())
logger.debug("Localizable for original object {}: {}", originalObject, result);
if (proxy) {
Class c = result.getClass();
String name = c.getName();
assertTrue("Expected proxy but got " + name + " instead.", name.startsWith("$Proxy"));
} else {
assertEquals(originalObject, result);
}
return result;
}
private String getDefaultMessage(Localizable l) {
String key = l.getKey();
Object[] args = l.getArguments();
StringBuilder sb = new StringBuilder();
sb.append("[failed to localize] ");
sb.append(key);
if (args != null) {
sb.append('(');
for (int i = 0; i < args.length; ++i) {
if (i != 0) {
sb.append(", ");
}
sb.append(String.valueOf(args[i]));
}
sb.append(')');
}
return sb.toString();
}
public String localize(Localizable l) {
String key = l.getKey();
if (Localizable.NOT_LOCALIZABLE.equals(key)) {
// this message is not localizable
return (String) l.getArguments()[0];
}
String bundlename = l.getResourceBundleName();
try {
ResourceBundle bundle = _resourceBundles.get(bundlename);
if (bundle == null) {
try {
bundle = ResourceBundle.getBundle(bundlename, _locale);
} catch (MissingResourceException e) {
// work around a bug in the com.sun.enterprise.deployment.WebBundleArchivist:
// all files with an extension different from .class (hence all the .properties files)
// get copied to the top level directory instead of being in the package where they
// are defined
// so, since we can't find the bundle under its proper name, we look for it under
// the top-level package
int i = bundlename.lastIndexOf('.');
if (i != -1) {
String alternateBundleName = bundlename.substring(i + 1);
try {
bundle = ResourceBundle.getBundle(alternateBundleName, _locale);
} catch (MissingResourceException e2) {
// try OSGi
OsgiRegistry osgiRegistry = ReflectionHelper.getOsgiRegistryInstance();
if (osgiRegistry != null) {
bundle = osgiRegistry.getResourceBundle(bundlename);
} else {
return getDefaultMessage(l);
}
}
}
}
_resourceBundles.put(bundlename, bundle);
}
if (bundle == null) {
return getDefaultMessage(l);
}
if (key == null) {
key = "undefined";
}
String msg;
try {
msg = bundle.getString(key);
} catch (MissingResourceException e) {
// notice that this may throw a MissingResourceException of its own (caught below)
msg = bundle.getString("undefined");
}
// localize all arguments to the given localizable object
Object[] args = l.getArguments();
for (int i = 0; i < args.length; ++i) {
if (args[i] instanceof Localizable) {
args[i] = localize((Localizable) args[i]);
}
}
String message = MessageFormat.format(msg, args);
return message;
} catch (MissingResourceException e) {
return getDefaultMessage(l);
}
}
