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rdkit/Code/Query/XOrQuery.h

67 lines
1.7 KiB
C++

//
// Copyright (c) 2003-2006 Greg Landrum and Rational Discovery LLC
//
// @@ All Rights Reserved @@
// This file is part of the RDKit.
// The contents are covered by the terms of the BSD license
// which is included in the file license.txt, found at the root
// of the RDKit source tree.
//
#ifndef __RD_XORQUERY_H__
#define __RD_XORQUERY_H__
#include "Query.h"
namespace Queries{
//! a Query implementing XOR: requires exactly one child to be \c true
template <class MatchFuncArgType, class DataFuncArgType=MatchFuncArgType,
bool needsConversion=false>
class XOrQuery : public Query<MatchFuncArgType, DataFuncArgType,needsConversion> {
public:
typedef Query<MatchFuncArgType, DataFuncArgType,needsConversion> BASE;
XOrQuery() {
this->df_negate = false;
};
bool Match(const DataFuncArgType what) const {
bool res = false;
typename BASE::CHILD_VECT_CI it1;
for(it1=this->beginChildren();
it1!=this->endChildren();
++it1){
bool tmp = (*it1)->Match(what);
if( tmp ){
if( res ){
res = false;
break;
} else{
res = true;
}
}
}
if( this->getNegation() ) res = !res;
return res;
};
Query<MatchFuncArgType,DataFuncArgType,needsConversion> *
copy( ) const {
XOrQuery<MatchFuncArgType,DataFuncArgType,needsConversion> *res =
new XOrQuery<MatchFuncArgType,DataFuncArgType,needsConversion>();
typename BASE::CHILD_VECT_CI i;
for(i=this->beginChildren();
i!=this->endChildren();
++i){
res->addChild(typename BASE::CHILD_TYPE(i->get()->copy()));
}
res->setNegation(this->getNegation());
res->d_description = this->d_description;
return res;
};
};
}
#endif