cyclicbuffer.h

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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.
 */
 
#ifndef _LOG4CXX_HELPERS_CYCLICBUFFER_H
#define _LOG4CXX_HELPERS_CYCLICBUFFER_H
 
#include <log4cxx/spi/loggingevent.h>
#include <memory>
 
namespace LOG4CXX_NS
{
namespace helpers
{
class LOG4CXX_EXPORT CyclicBuffer
{
    private:
        LOG4CXX_DECLARE_PRIVATE_MEMBER_PTR(CyclicBufferPriv, m_priv)
 
    public:
        CyclicBuffer(int maxSize);
        ~CyclicBuffer();
 
        void add(const spi::LoggingEventPtr& event);
 
        spi::LoggingEventPtr get(int i);
 
        int getMaxSize() const;
 
        spi::LoggingEventPtr get();
 
        int length() const;
 
        void resize(int newSize);
}; // class CyclicBuffer
}  //namespace helpers
} //namespace log4cxx
 
#endif //_LOG4CXX_HELPERS_CYCLICBUFFER_H