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59 lines
1.7 KiB
C++
59 lines
1.7 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_XORQUERY_H__
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#define __RD_XORQUERY_H__
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#include "Query.h"
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namespace Queries {
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//! a Query implementing XOR: requires exactly one child to be \c true
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template <class MatchFuncArgType, class DataFuncArgType = MatchFuncArgType,
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bool needsConversion = false>
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class XOrQuery
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: public Query<MatchFuncArgType, DataFuncArgType, needsConversion> {
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public:
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typedef Query<MatchFuncArgType, DataFuncArgType, needsConversion> BASE;
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XOrQuery() { this->df_negate = false; };
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bool Match(const DataFuncArgType what) const {
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bool res = false;
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typename BASE::CHILD_VECT_CI it1;
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for (it1 = this->beginChildren(); it1 != this->endChildren(); ++it1) {
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bool tmp = (*it1)->Match(what);
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if (tmp) {
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if (res) {
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res = false;
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break;
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} else {
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res = true;
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}
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}
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}
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if (this->getNegation()) res = !res;
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return res;
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};
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Query<MatchFuncArgType, DataFuncArgType, needsConversion> *copy() const {
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XOrQuery<MatchFuncArgType, DataFuncArgType, needsConversion> *res =
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new XOrQuery<MatchFuncArgType, DataFuncArgType, needsConversion>();
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typename BASE::CHILD_VECT_CI i;
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for (i = this->beginChildren(); i != this->endChildren(); ++i) {
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res->addChild(typename BASE::CHILD_TYPE(i->get()->copy()));
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}
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res->setNegation(this->getNegation());
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res->d_description = this->d_description;
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return res;
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};
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};
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}
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#endif
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