/******************************************************************************
*
* Copyright (c) 2014 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer.
*
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) 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.
*
*
* SmartPtrs.h
*
*****************************************************************************/
#pragma once
#include <oz++/CommonObject.h>
namespace OZ {
/**
* SmatPtrs is a class to represent of array of object.
* SmatPtrs<CommonObject> array(new CommonObject[100]);
* CommonObject* objects = (CommonObject*)array;
* The objects will be destroyed by call 'delete [] objects'
* int the destructor of SmartPtrs.
*/
template <class T> class SmartPtrs {
private:
T* ptr;
public:
/**
* Constructor
*/
SmartPtrs()
:ptr(NULL) {
}
/**
* Constructor
*/
SmartPtrs(T* t)
:ptr(t) {
}
/**
* Destructor
*/
~SmartPtrs() {
if (ptr) {
delete [] ptr;
ptr = NULL;
}
}
operator T*() {
return ptr;
}
T& operator*() {
return *ptr;
}
T** operator&() {
return &ptr;
}
T* operator->() {
return ptr;
}
T* operator=(T* t) {
if (ptr != t) {
delete [] ptr;
ptr = t;
}
return ptr;
}
};
}