/*
 * 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.
 */
 
#ifndef _LOG4CXX_HELPER_INETADDRESS_H
#define _LOG4CXX_HELPER_INETADDRESS_H

#include <log4cxx/helpers/tchar.h>
#include <vector>
#include <log4cxx/helpers/exception.h>

namespace log4cxx
{
	namespace helpers
	{
		class LOG4CXX_EXPORT UnknownHostException : public Exception
		{
		};

		class LOG4CXX_EXPORT InetAddress
		{
		public:
			InetAddress();
			
			/** Returns the raw IP address of this InetAddress  object.
			*/
			int getAddress() const;

			/** Determines all the IP addresses of a host, given the host's name.
			*/
			static std::vector<InetAddress> getAllByName(const String& host);

			/** Determines the IP address of a host, given the host's name.
			*/
			static InetAddress getByName(const String& host);

			/** Returns the IP address string "%d.%d.%d.%d".
			*/
			String getHostAddress() const;

			/** Gets the host name for this IP address.
			*/
			String getHostName() const;

			/** Returns the local host.
			*/
			static InetAddress  getLocalHost();

			/** Utility routine to check if the InetAddress is an IP multicast address.
			*/
			bool isMulticastAddress() const;

			/** Converts this IP address to a String.
			*/
			String toString() const; 

			int address;
		}; // class InetAddress
	}  // namespace helpers
}; // namespace log4cxx

#endif // _LOG4CXX_HELPER_INETADDRESS_H