69 lines
1.8 KiB
C++
69 lines
1.8 KiB
C++
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/******************************************************************************
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*
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* file: Constraint.h
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*
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* Copyright (c) 2005, Michael E. Smoot
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* All rights reverved.
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*
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* See the file COPYING in the top directory of this distribution for
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* more information.
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*
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* THE SOFTWARE IS PROVIDED _AS IS_, WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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*****************************************************************************/
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#ifndef TCLAP_CONSTRAINT_H
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#define TCLAP_CONSTRAINT_H
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#include <string>
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#include <vector>
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#include <list>
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#include <iostream>
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#include <iomanip>
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#include <algorithm>
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namespace TCLAP {
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/**
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* The interface that defines the interaction between the Arg and Constraint.
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*/
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template<class T>
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class Constraint
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{
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public:
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/**
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* Returns a description of the Constraint.
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*/
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virtual std::string description() const =0;
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/**
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* Returns the short ID for the Constraint.
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*/
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virtual std::string shortID() const =0;
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/**
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* The method used to verify that the value parsed from the command
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* line meets the constraint.
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* \param value - The value that will be checked.
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*/
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virtual bool check(const T& value) const =0;
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/**
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* Destructor.
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* Silences warnings about Constraint being a base class with virtual
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* functions but without a virtual destructor.
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*/
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virtual ~Constraint() { ; }
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};
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} //namespace TCLAP
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#endif
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