105 lines
3.1 KiB
C++
105 lines
3.1 KiB
C++
//-----------------------------------------------------------------------------
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// (c) 2008 by Basler Vision Technologies
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// Section: Vision Components
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// Project: GenApi
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// Author: Fritz Dierks
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// $Header$
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//
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// License: This file is published under the license of the EMVA GenICam Standard Group.
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// A text file describing the legal terms is included in your installation as 'GenICam_license.pdf'.
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// If for some reason you are missing this file please contact the EMVA or visit the website
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// (http://www.genicam.org) for a full copy.
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//
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// THIS SOFTWARE IS PROVIDED BY THE EMVA GENICAM STANDARD GROUP "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE EMVA GENICAM STANDARD GROUP
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// OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//-----------------------------------------------------------------------------
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/*!
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\file
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\brief C++ class wrapping CLSerialAll and CLProtocolDriver
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*/
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#ifndef CLPROTOCOL_CLAUTOBUFFER_H
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#define CLPROTOCOL_CLAUTOBUFFER_H
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namespace CLProtocol
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{
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/*! \internal
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\brief Simple helper class to manage automatic deletion of arrays to provide exception safety see std:auto_ptr but works only with arrays mainly used for strings. Do not use directly
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*/
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template<class T>
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class CLAutoBuffer
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{
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public:
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explicit CLAutoBuffer(T* p = NULL)
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: m_p(p)
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{
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}
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CLAutoBuffer(CLAutoBuffer<T>& rhs)
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: m_p(rhs.Release())
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{
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}
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~CLAutoBuffer()
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{
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DeleteSafe();
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}
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CLAutoBuffer<T>& operator= (T* p)
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{
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if (m_p != p)
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{
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DeleteSafe();
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m_p = p;
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}
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return *this;
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}
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CLAutoBuffer<T>& operator= (CLAutoBuffer<T>& rhs)
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{
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if (m_p != rhs.m_p)
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{
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DeleteSafe();
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m_p = rhs.Release();
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}
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return *this;
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}
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T* operator->() const
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{
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return m_p;
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}
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T* Get() const
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{
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return m_p;
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}
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T* Release()
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{
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T* p(m_p);
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m_p = NULL;
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return p;
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}
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private:
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void DeleteSafe()
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{
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if (m_p != NULL)
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{
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delete[] m_p;
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m_p = NULL;
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}
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}
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T* m_p; // the wrapped object pointer
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};
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}
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#endif // CLPROTOCOL_CLAUTOBUFFER_H
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