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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*/
#include <log4cxx/logstring.h>
#include <log4cxx/helpers/resourcebundle.h>
#include <log4cxx/helpers/propertyresourcebundle.h>
#include <log4cxx/helpers/loader.h>
#include <log4cxx/helpers/pool.h>
#include <log4cxx/helpers/transcoder.h>
#include <log4cxx/helpers/locale.h>
using namespace log4cxx;
using namespace log4cxx::helpers;
IMPLEMENT_LOG4CXX_OBJECT(ResourceBundle)
ResourceBundlePtr ResourceBundle::getBundle(const LogString& baseName,
const Locale& locale)
{
LogString bundleName;
PropertyResourceBundlePtr resourceBundle, previous;
std::vector<LogString> bundlesNames;
if (!locale.getVariant().empty())
{
bundlesNames.push_back(baseName + LOG4CXX_STR("_") +
locale.getLanguage() + LOG4CXX_STR("_") +
locale.getCountry() + LOG4CXX_STR("_") +
locale.getVariant());
}
if (!locale.getCountry().empty())
{
bundlesNames.push_back(baseName + LOG4CXX_STR("_") +
locale.getLanguage() + LOG4CXX_STR("_") +
locale.getCountry());
}
if (!locale.getLanguage().empty())
{
bundlesNames.push_back(baseName + LOG4CXX_STR("_") +
locale.getLanguage());
}
bundlesNames.push_back(baseName);
for (std::vector<LogString>::iterator it = bundlesNames.begin();
it != bundlesNames.end(); it++)
{
bundleName = *it;
PropertyResourceBundlePtr current;
// Try loading a class which implements ResourceBundle
try
{
const Class& classObj = Loader::loadClass(bundleName);
current = classObj.newInstance();
}
catch(ClassNotFoundException&)
{
current = 0;
}
// No class found, then try to create a PropertyResourceBundle from a file
if (current == 0)
{
InputStreamPtr bundleStream =
Loader::getResourceAsStream(
bundleName + LOG4CXX_STR(".properties"));
if (bundleStream == 0) {
continue;
}
try
{
current = new PropertyResourceBundle(bundleStream);
}
catch(Exception&)
{
throw;
}
}
// Add the new resource bundle to the hierarchy
if (resourceBundle == 0)
{
resourceBundle = current;
previous = current;
}
else
{
previous->setParent(current);
previous = current;
}
}
// no resource bundle found at all, then throw exception
if (resourceBundle == 0)
{
throw MissingResourceException(
((LogString) LOG4CXX_STR("Missing resource bundle ")) + baseName);
}
return resourceBundle;
}
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