socketnode.h

功能非常强的写日志程序

/*
 * 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_NET_SOCKET_NODE_H
#define _LOG4CXX_NET_SOCKET_NODE_H

#include <log4cxx/helpers/thread.h>
#include <log4cxx/helpers/objectptr.h>
#include <log4cxx/helpers/objectimpl.h>

namespace log4cxx
{
	namespace helpers
	{
		class Socket;
		typedef ObjectPtrT<Socket> SocketPtr;

		class SocketInputStream;
		typedef ObjectPtrT<SocketInputStream> SocketInputStreamPtr;
	} 
	
	namespace spi
	{
		class LoggerRepository;
		typedef helpers::ObjectPtrT<LoggerRepository> LoggerRepositoryPtr;
	} 

	namespace net
	{
		class SocketNode;
		typedef helpers::ObjectPtrT<SocketNode> SocketNodePtr;
        
		/**
        Read {@link spi::LoggingEvent LoggingEvent} objects sent from a remote
		client using Sockets (TCP). These logging events are logged according
		to local policy, as if they were generated locally.

        <p>For example, the socket node might decide to log events to a
        local file and also resent them to a second socket node.
        */
        class LOG4CXX_EXPORT SocketNode :
			public virtual helpers::Runnable,
				public virtual helpers::ObjectImpl
		{
		protected:
			helpers::SocketInputStreamPtr is;
			spi::LoggerRepositoryPtr hierarchy;

		public:
			DECLARE_ABSTRACT_LOG4CXX_OBJECT(SocketNode)
			BEGIN_LOG4CXX_CAST_MAP()
				LOG4CXX_CAST_ENTRY(SocketNode)
				LOG4CXX_CAST_ENTRY(helpers::Runnable)
			END_LOG4CXX_CAST_MAP()

			SocketNode(helpers::SocketPtr& socket, 
				spi::LoggerRepositoryPtr& hierarchy);
			virtual void run();
		};
	}  // namespace net
}; // namespace log4cxx

#endif // _LOG4CXX_NET_SOCKET_NODE_H