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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_SPI_TRIGGERING_EVENT_EVALUATOR_H
#define _LOG4CXX_SPI_TRIGGERING_EVENT_EVALUATOR_H
#include <log4cxx/spi/loggingevent.h>
namespace log4cxx
{
namespace spi
{
/**
Implementions of this interface allow certain appenders to decide
when to perform an appender specific action.
<p>For example the {@link net::SMTPAppender SMTPAppender} sends
an email when the #isTriggeringEvent method returns
<code>true</code> and adds the event to an internal buffer when the
returned result is <code>false</code>.
*/
class LOG4CXX_EXPORT TriggeringEventEvaluator : public virtual helpers::Object
{
public:
DECLARE_ABSTRACT_LOG4CXX_OBJECT(TriggeringEventEvaluator)
/**
Is this the triggering event?
*/
virtual bool isTriggeringEvent(const spi::LoggingEventPtr& event) = 0;
};
LOG4CXX_PTR_DEF(TriggeringEventEvaluator);
}
}
#endif // _LOG4CXX_SPI_TRIGGERING_EVENT_EVALUATOR_H
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