/*
 * Copyright 2003,2004 The Apache Software Foundation.
 * 
 * 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.
 */
 
#include <log4cxx/helpers/propertyresourcebundle.h>

using namespace log4cxx;
using namespace log4cxx::helpers;

IMPLEMENT_LOG4CXX_OBJECT(PropertyResourceBundle)

PropertyResourceBundle::PropertyResourceBundle(istream& inStream)
{
	properties.load(inStream);
}

String PropertyResourceBundle::getString(const String& key) const
{
	String resource;
	PropertyResourceBundlePtr resourceBundle = this;

	do
	{
		resource = resourceBundle->properties.getProperty(key);
		if (!resource.empty())
		{
			return resource;
		}

		resourceBundle = resourceBundle->parent;
	}
	while (resourceBundle != 0);

	throw MissingResourceException();

	return resource;
}