/*
* Copyright 2012 astamuse company,Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package com.astamuse.asta4d.util.i18n;
import java.util.Collections;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.MissingResourceException;
import java.util.ResourceBundle;
import org.apache.commons.lang3.LocaleUtils;
import com.astamuse.asta4d.Context;
import com.astamuse.asta4d.format.ParamOrderDependentFormatter;
import com.astamuse.asta4d.format.PlaceholderFormatter;
import com.astamuse.asta4d.util.InvalidMessageException;
public class ResourceBundleUtil {
private static final ResourceBundle.Control DEFAULT_LOCALE_EXCLUDE_CONTROL = new ResourceBundle.Control() {
@Override
public Locale getFallbackLocale(String paramString, Locale paramLocale) {
// for not use default locale
return null;
}
};
public static String getMessage(ParamOrderDependentFormatter formatter, Locale locale, String key, Object... params)
throws InvalidMessageException {
List<String> resourceNames = Context.getCurrentThreadContext().getConfiguration().getResourceNames();
MissingResourceException ex = null;
for (String resourceName : resourceNames) {
try {
ResourceBundle resourceBundle = getResourceBundle(resourceName, locale);
return formatter.format(resourceBundle.getString(key), params);
} catch (MissingResourceException e) {
ex = e;
}
}
throw new InvalidMessageException("key[" + key + "] not found.", ex);
}
public static String getMessage(PlaceholderFormatter formatter, Locale locale, String key) throws InvalidMessageException {
return getMessage(formatter, locale, key, Collections.<String, Object> emptyMap());
}
public static String getMessage(PlaceholderFormatter formatter, Locale locale, String key, Map<String, Object> paramMap)
throws InvalidMessageException {
List<String> resourceNames = Context.getCurrentThreadContext().getConfiguration().getResourceNames();
MissingResourceException ex = null;
for (String resourceName : resourceNames) {
try {
ResourceBundle resourceBundle = getResourceBundle(resourceName, locale);
return formatter.format(resourceBundle.getString(key), paramMap);
} catch (MissingResourceException e) {
ex = e;
}
}
throw new InvalidMessageException("key[" + key + "] not found.", ex);
}
private static ResourceBundle getResourceBundle(String resourceName, Locale locale) {
Context context = Context.getCurrentThreadContext();
if (!context.getConfiguration().isCacheEnable()) {
ResourceBundle.clearCache();
}
if (locale != null || LocaleUtils.isAvailableLocale(locale)) {
return ResourceBundle.getBundle(resourceName, locale);
}
Locale currentLocale = context.getCurrentLocale();
if (currentLocale != null || LocaleUtils.isAvailableLocale(currentLocale)) {
return ResourceBundle.getBundle(resourceName, currentLocale);
}
return ResourceBundle.getBundle(resourceName);
}
private ResourceBundleUtil() {
}
}