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#ifndef HLTrigger_HLTcore_TriggerExpressionOperators_h
#define HLTrigger_HLTcore_TriggerExpressionOperators_h
#include <memory>
#include "HLTrigger/HLTcore/interface/TriggerExpressionEvaluator.h"
namespace triggerExpression {
// abstract unary operator
class UnaryOperator : public Evaluator {
public:
UnaryOperator(Evaluator* arg) : m_arg(arg) {}
// initialize the depending modules
void init(const Data& data) override { m_arg->init(data); }
// apply mask(s) to the Evaluator
void mask(Evaluator const& arg) override { m_arg->mask(arg); }
// return the patterns from the depending modules
std::vector<std::string> patterns() const override { return m_arg->patterns(); }
protected:
std::unique_ptr<Evaluator> m_arg;
};
// abstract binary operator
class BinaryOperator : public Evaluator {
public:
BinaryOperator(Evaluator* arg1, Evaluator* arg2) : m_arg1(arg1), m_arg2(arg2) {}
// initialize the depending modules
void init(const Data& data) override {
m_arg1->init(data);
m_arg2->init(data);
}
// apply mask(s) to the Evaluators
void mask(Evaluator const& arg) override {
m_arg1->mask(arg);
m_arg2->mask(arg);
}
// return the patterns from the depending modules
std::vector<std::string> patterns() const override {
std::vector<std::string> patterns = m_arg1->patterns();
auto patterns2 = m_arg2->patterns();
patterns.insert(
patterns.end(), std::make_move_iterator(patterns2.begin()), std::make_move_iterator(patterns2.end()));
return patterns;
}
protected:
std::unique_ptr<Evaluator> m_arg1;
std::unique_ptr<Evaluator> m_arg2;
};
// concrete operators
class OperatorNot : public UnaryOperator {
public:
OperatorNot(Evaluator* arg) : UnaryOperator(arg) {}
bool operator()(const Data& data) const override { return not(*m_arg)(data); }
void dump(std::ostream& out, bool const ignoreMasks = false) const override {
out << '(';
out << "NOT ";
m_arg->dump(out, ignoreMasks);
out << ')';
}
};
class OperatorAnd : public BinaryOperator {
public:
OperatorAnd(Evaluator* arg1, Evaluator* arg2) : BinaryOperator(arg1, arg2) {}
bool operator()(const Data& data) const override {
// force the execution of both arguments, otherwise prescalers won't work properly
bool r1 = (*m_arg1)(data);
bool r2 = (*m_arg2)(data);
return r1 and r2;
}
void dump(std::ostream& out, bool const ignoreMasks = false) const override {
out << '(';
m_arg1->dump(out, ignoreMasks);
out << " AND ";
m_arg2->dump(out, ignoreMasks);
out << ')';
}
};
class OperatorOr : public BinaryOperator {
public:
OperatorOr(Evaluator* arg1, Evaluator* arg2) : BinaryOperator(arg1, arg2) {}
bool operator()(const Data& data) const override {
// force the execution of both arguments, otherwise prescalers won't work properly
bool r1 = (*m_arg1)(data);
bool r2 = (*m_arg2)(data);
return r1 or r2;
}
void dump(std::ostream& out, bool const ignoreMasks = false) const override {
out << '(';
m_arg1->dump(out, ignoreMasks);
out << " OR ";
m_arg2->dump(out, ignoreMasks);
out << ')';
}
};
class OperatorXor : public BinaryOperator {
public:
OperatorXor(Evaluator* arg1, Evaluator* arg2) : BinaryOperator(arg1, arg2) {}
bool operator()(const Data& data) const override {
// force the execution of both arguments, otherwise prescalers won't work properly
bool r1 = (*m_arg1)(data);
bool r2 = (*m_arg2)(data);
return r1 xor r2;
}
void dump(std::ostream& out, bool const ignoreMasks = false) const override {
out << '(';
m_arg1->dump(out, ignoreMasks);
out << " XOR ";
m_arg2->dump(out, ignoreMasks);
out << ')';
}
};
class OperatorMasking : public BinaryOperator {
public:
OperatorMasking(Evaluator* arg1, Evaluator* arg2) : BinaryOperator(arg1, arg2) {}
bool operator()(const Data& data) const override { return (*m_arg1)(data); }
void init(const Data& data) override {
m_arg1->init(data);
m_arg2->init(data);
m_arg1->mask(*m_arg2);
}
// apply mask(s) only to the first Evaluator
// (the second Evaluator is not used in the decision of OperatorMasking)
void mask(Evaluator const& arg) override { m_arg1->mask(arg); }
void dump(std::ostream& out, bool const ignoreMasks = false) const override {
out << '(';
// ignore masks on the first Evaluator to dump the full logical expression
m_arg1->dump(out, true);
out << " MASKING ";
m_arg2->dump(out, ignoreMasks);
out << ')';
}
};
} // namespace triggerExpression
#endif // HLTrigger_HLTcore_TriggerExpressionOperators_h
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