VerboseEventAFStart.hpp

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 * Copyright (c) 1991, 2014 IBM Corp. and others
 *
 * This program and the accompanying materials are made available under
 * the terms of the Eclipse Public License 2.0 which accompanies this
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 * is available at https://www.apache.org/licenses/LICENSE-2.0.
 *
 * This Source Code may also be made available under the following
 * Secondary Licenses when the conditions for such availability set
 * forth in the Eclipse Public License, v. 2.0 are satisfied: GNU
 * General Public License, version 2 with the GNU Classpath
 * Exception [1] and GNU General Public License, version 2 with the
 * OpenJDK Assembly Exception [2].
 *
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 * SPDX-License-Identifier: EPL-2.0 OR Apache-2.0 OR GPL-2.0 WITH Classpath-exception-2.0 OR LicenseRef-GPL-2.0 WITH Assembly-exception
 *******************************************************************************/
 
#if !defined(EVENT_AF_START_HPP_)
#define EVENT_AF_START_HPP_
 
#include "j9.h"
#include "j9cfg.h"
#include "mmhook.h"

#include "VerboseEventGCStart.hpp"

/**
 * Stores the data relating to the start of an allocation failure.
 * @ingroup GC_verbose_events
 */
class MM_VerboseEventAFStart : public MM_VerboseEventGCStart
{
private:	
	/**
	 * Passed Data
	 * @{ 
	 */
	UDATA _requestedBytes; /**< the minimum number of bytes requested */
	UDATA _subSpaceType; /**< the type of subspace, old or new */
	/** @} */
 	
	/**
	 * External Data
	 * @{ 
	 */
	U_64 _lastAFTime; /**< the timestamp of the last AF of the same subspace type */
	UDATA _AFCount; /**< the allocation failure count */
	/** @} */
	
public:

	static MM_VerboseEvent *newInstance(MM_AllocationFailureStartEvent *event, J9HookInterface** hookInterface);
	
	UDATA getSubSpaceType(void)		{	return _subSpaceType;	};
	virtual void consumeEvents();
	virtual void formattedOutput(MM_VerboseOutputAgent *agent);

	MM_VerboseEventAFStart(MM_AllocationFailureStartEvent *event, J9HookInterface** hookInterface) :
		MM_VerboseEventGCStart(event->currentThread, event->timestamp, event->eventid, event->gcStartData, hookInterface),
		_requestedBytes(event->requestedBytes),
		_subSpaceType(event->subSpaceType),
		_lastAFTime(0),
		_AFCount(0)
	{}
};

#endif /* EVENT_AF_START_HPP_ */