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88 lines
2.4 KiB
C++
88 lines
2.4 KiB
C++
//
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// Copyright (c) 2003-2006 Greg Landrum and Rational Discovery LLC
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//
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// @@ All Rights Reserved @@
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// This file is part of the RDKit.
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// The contents are covered by the terms of the BSD license
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// which is included in the file license.txt, found at the root
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// of the RDKit source tree.
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//
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#ifndef __RD_EQUALITYQUERY_H__
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#define __RD_EQUALITYQUERY_H__
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#include "Query.h"
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namespace Queries {
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//! \brief a Query implementing ==: arguments must match a particular
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//! value (within an optional tolerance)
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template <typename MatchFuncArgType, typename DataFuncArgType=MatchFuncArgType,
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bool needsConversion=false>
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class EqualityQuery : public Query<MatchFuncArgType, DataFuncArgType,needsConversion> {
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public:
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EqualityQuery() : d_tol(0) {
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this->df_negate=false;
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};
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//! constructs with our target value
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explicit EqualityQuery(MatchFuncArgType v) : d_val(v), d_tol(0) {
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this->df_negate=false;
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};
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//! constructs with our target value and a tolerance
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EqualityQuery(MatchFuncArgType v,MatchFuncArgType t) : d_val(v), d_tol(t) {
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this->df_negate=false;
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};
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//! sets our target value
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void setVal(MatchFuncArgType what) { this->d_val = what; };
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//! returns our target value
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const MatchFuncArgType getVal() const { return this->d_val; };
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//! sets our tolerance
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void setTol(MatchFuncArgType what) { this->d_tol = what; };
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//! returns out tolerance
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const MatchFuncArgType getTol() const { return this->d_tol; };
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virtual bool Match(const DataFuncArgType what) const {
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MatchFuncArgType mfArg = TypeConvert(what,Int2Type<needsConversion>());
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if( queryCmp(this->d_val,mfArg,this->d_tol) == 0 ){
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if( this->getNegation() ){
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return false;
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}
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else{
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return true;
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}
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} else {
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if( this->getNegation() ){
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return true;
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}
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else{
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return false;
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}
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}
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};
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virtual Query<MatchFuncArgType,DataFuncArgType,needsConversion> *
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copy( ) const {
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EqualityQuery<MatchFuncArgType,DataFuncArgType,needsConversion> *res =
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new EqualityQuery<MatchFuncArgType,DataFuncArgType,needsConversion>();
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res->setNegation(this->getNegation());
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res->setVal(this->d_val);
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res->setTol(this->d_tol);
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res->setDataFunc(this->d_dataFunc);
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res->d_description = this->d_description;
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return res;
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};
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protected:
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MatchFuncArgType d_val;
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MatchFuncArgType d_tol;
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};
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}
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#endif
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