Pool.h
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/******************************************************************************
* Spine Runtimes License Agreement
* Last updated May 1, 2019. Replaces all prior versions.
*
* Copyright (c) 2013-2019, Esoteric Software LLC
*
* Integration of the Spine Runtimes into software or otherwise creating
* derivative works of the Spine Runtimes is permitted under the terms and
* conditions of Section 2 of the Spine Editor License Agreement:
* http://esotericsoftware.com/spine-editor-license
*
* Otherwise, it is permitted to integrate the Spine Runtimes into software
* or otherwise create derivative works of the Spine Runtimes (collectively,
* "Products"), provided that each user of the Products must obtain their own
* Spine Editor license and redistribution of the Products in any form must
* include this license and copyright notice.
*
* THIS SOFTWARE IS PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, BUSINESS
* INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
#ifndef Spine_Pool_h
#define Spine_Pool_h
#include <spine/Extension.h>
#include <spine/Vector.h>
#include <spine/ContainerUtil.h>
#include <spine/SpineObject.h>
namespace spine {
template<typename T>
class SP_API Pool : public SpineObject {
public:
Pool() {
}
~Pool() {
ContainerUtil::cleanUpVectorOfPointers(_objects);
}
T *obtain() {
if (_objects.size() > 0) {
T **object = &_objects[_objects.size() - 1];
T *ret = *object;
_objects.removeAt(_objects.size() - 1);
return ret;
} else {
T *ret = new(__FILE__, __LINE__) T();
return ret;
}
}
void free(T *object) {
if (!_objects.contains(object)) {
_objects.add(object);
}
}
private:
Vector<T *> _objects;
};
}
#endif /* Spine_Pool_h */