/*
 * 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.
 */

#ifndef _LOG4CXX_HELPERS_RESOURCE_BUNDLE_H
#define _LOG4CXX_HELPERS_RESOURCE_BUNDLE_H

#include <log4cxx/helpers/object.h>

namespace log4cxx
{
namespace helpers
{
class Locale;

class ResourceBundle;
LOG4CXX_PTR_DEF(ResourceBundle);

/**
Resource bundles contain locale-specific objects
*/
class LOG4CXX_EXPORT ResourceBundle : public Object
{
	public:
		DECLARE_ABSTRACT_LOG4CXX_OBJECT(ResourceBundle)
		BEGIN_LOG4CXX_CAST_MAP()
		LOG4CXX_CAST_ENTRY(ResourceBundle)
		END_LOG4CXX_CAST_MAP()

		/**
		Gets a string for the given key from this resource bundle or one of
		its parents. Calling this method is equivalent to calling

		@param key the key for the desired string
		@return the string for the given key
		@throw MissingResourceException - if no object for the given key
		can be found
		*/
		virtual LogString getString(const LogString& key) const = 0;

		/**
		Gets a resource bundle using the specified base name and locale

		@param baseName the base name of the resource bundle, a fully
		qualified class name or property filename
		@param locale the locale for which a resource bundle is desired
		*/
		static ResourceBundlePtr getBundle(const LogString& baseName,
			const Locale& locale);

	protected:
		/*
		Sets the parent bundle of this bundle. The parent bundle is
		searched by #getString when this bundle does not contain a particular
		resource.

		Parameters:
		parent - this bundle's parent bundle.
		*/
		inline void setParent(const ResourceBundlePtr& parent1)
		{
			this->parent = parent1;
		}

		/**
		The parent bundle of this bundle.

		The parent bundle is searched by #getString when this bundle does
		not contain a particular resource.
		*/
		ResourceBundlePtr parent;
}; // class ResourceBundle
}  // namespace helpers
} // namespace log4cxx

#endif

