triggerExpression::Parser< Iterator > Class Template Reference

#include <TriggerExpressionParser.h>

Inheritance diagram for triggerExpression::Parser< Iterator >:

Public Member Functions
	Parser ()

Private Types
typedef qi::rule< Iterator, std::string(), ascii::space_type >	name_rule
typedef qi::rule< Iterator, Evaluator *(), ascii::space_type >	rule
typedef qi::rule< Iterator >	terminal_rule

Private Attributes
rule	argument_masking
rule	element
rule	expression
rule	operand
terminal_rule	operand_and
terminal_rule	operand_masking
terminal_rule	operand_not
terminal_rule	operand_or
terminal_rule	operand_xor
rule	parenthesis
rule	prescale
rule	token
terminal_rule	token_false
name_rule	token_l1algo
rule	token_masking
name_rule	token_path
terminal_rule	token_true
rule	unary

Detailed Description

template<typename Iterator>
class triggerExpression::Parser< Iterator >

Definition at line 23 of file TriggerExpressionParser.h.

Member Typedef Documentation

name_rule

template<typename Iterator>

typedef qi::rule<Iterator, std::string(), ascii::space_type> triggerExpression::Parser< Iterator >::name_rule

private

Definition at line 77 of file TriggerExpressionParser.h.

rule

template<typename Iterator>

typedef qi::rule<Iterator, Evaluator *(), ascii::space_type> triggerExpression::Parser< Iterator >::rule

private

Definition at line 78 of file TriggerExpressionParser.h.

terminal_rule

template<typename Iterator>

typedef qi::rule<Iterator> triggerExpression::Parser< Iterator >::terminal_rule

private

Definition at line 79 of file TriggerExpressionParser.h.

Constructor & Destructor Documentation

Parser()

template<typename Iterator>

triggerExpression::Parser< Iterator >::Parser ( )

inline

Definition at line 25 of file TriggerExpressionParser.h.

References triggerExpression::Parser< Iterator >::argument_masking, filterCSVwithJSON::copy, makeHLTPrescaleTable::delimiter, triggerExpression::Parser< Iterator >::element, triggerExpression::Parser< Iterator >::expression, triggerExpression::Parser< Iterator >::operand, triggerExpression::Parser< Iterator >::operand_and, triggerExpression::Parser< Iterator >::operand_masking, triggerExpression::Parser< Iterator >::operand_not, triggerExpression::Parser< Iterator >::operand_or, triggerExpression::Parser< Iterator >::operand_xor, triggerExpression::Parser< Iterator >::parenthesis, triggerExpression::Parser< Iterator >::token, triggerExpression::Parser< Iterator >::token_false, triggerExpression::Parser< Iterator >::token_l1algo, triggerExpression::Parser< Iterator >::token_masking, triggerExpression::Parser< Iterator >::token_path, triggerExpression::Parser< Iterator >::token_true, and triggerExpression::Parser< Iterator >::unary.

             : Parser::base_type(expression) {
      auto delimiter = qi::copy(qi::eoi | !qi::char_("a-zA-Z0-9_*?"));

      operand_not = qi::lexeme[qi::lit("NOT") >> delimiter];
      operand_and = qi::lexeme[qi::lit("AND") >> delimiter];
      operand_or = qi::lexeme[qi::lit("OR") >> delimiter];
      operand_xor = qi::lexeme[qi::lit("XOR") >> delimiter];
      operand_masking = qi::lexeme[qi::lit("MASKING") >> delimiter];

      // "TRUE": keyword to accept all events
      token_true = qi::lexeme[qi::lit("TRUE") >> delimiter];

      // "FALSE": keyword to reject all events
      token_false = qi::lexeme[qi::lit("FALSE") >> delimiter];

      // Level-1 Global Trigger decisions: must begin with characters "L1_"
      token_l1algo %= qi::raw[qi::lexeme["L1_" >> +(qi::char_("a-zA-Z0-9_*?"))]];

      // Decisions of Paths in the CMSSW configuration (e.g. high-level triggers):
      // any alphanumeric pattern except for "TRUE", "FALSE", "NOT", "AND", "OR", "XOR" and "MASKING"
      token_path %= qi::raw[qi::lexeme[+(qi::char_("a-zA-Z0-9_*?"))] - token_true - token_false - operand_not -
                            operand_and - operand_or - operand_xor - operand_masking];

      token = (token_true[qi::_val = new_<Constant>(true)] | token_false[qi::_val = new_<Constant>(false)] |
               token_l1algo[qi::_val = new_<L1uGTReader>(qi::_1)] | token_path[qi::_val = new_<PathReader>(qi::_1)]);

      parenthesis %= ('(' >> expression >> ')');

      element %= (token | parenthesis);

      prescale = (element >> '/' >> qi::uint_)[qi::_val = new_<Prescaler>(qi::_1, qi::_2)];

      operand %= (prescale | element);

      unary = ((operand_not >> unary)[qi::_val = new_<OperatorNot>(qi::_1)] | operand[qi::_val = qi::_1]);

      // token_masking is used to restrict the argument (rhs) of the "MASKING"
      // operation to Constant[FALSE], L1uGTReader and PathReader evaluators
      token_masking =
          (token_false[qi::_val = new_<Constant>(false)] | token_l1algo[qi::_val = new_<L1uGTReader>(qi::_1)] |
           token_path[qi::_val = new_<PathReader>(qi::_1)]);

      argument_masking %= (token_masking | ('(' >> argument_masking >> ')'));

      expression = unary[qi::_val = qi::_1] >>
                   *((operand_and >> unary)[qi::_val = new_<OperatorAnd>(qi::_val, qi::_1)] |
                     (operand_or >> unary)[qi::_val = new_<OperatorOr>(qi::_val, qi::_1)] |
                     (operand_xor >> unary)[qi::_val = new_<OperatorXor>(qi::_val, qi::_1)] |
                     (operand_masking >> argument_masking)[qi::_val = new_<OperatorMasking>(qi::_val, qi::_1)]);
    }

Member Data Documentation

argument_masking

template<typename Iterator>

rule triggerExpression::Parser< Iterator >::argument_masking

private

Definition at line 100 of file TriggerExpressionParser.h.

Referenced by triggerExpression::Parser< Iterator >::Parser().

element

template<typename Iterator>

rule triggerExpression::Parser< Iterator >::element

private

Definition at line 95 of file TriggerExpressionParser.h.

Referenced by triggerExpression::Parser< Iterator >::Parser().

expression

template<typename Iterator>

rule triggerExpression::Parser< Iterator >::expression

private

Definition at line 101 of file TriggerExpressionParser.h.

Referenced by triggerExpression::Parser< Iterator >::Parser().

operand

template<typename Iterator>

rule triggerExpression::Parser< Iterator >::operand

private

Definition at line 97 of file TriggerExpressionParser.h.

Referenced by triggerExpression::Parser< Iterator >::Parser().

operand_and

template<typename Iterator>

terminal_rule triggerExpression::Parser< Iterator >::operand_and

private

Definition at line 85 of file TriggerExpressionParser.h.

Referenced by triggerExpression::Parser< Iterator >::Parser().

operand_masking

template<typename Iterator>

terminal_rule triggerExpression::Parser< Iterator >::operand_masking

private

Definition at line 88 of file TriggerExpressionParser.h.

Referenced by triggerExpression::Parser< Iterator >::Parser().

operand_not

template<typename Iterator>

terminal_rule triggerExpression::Parser< Iterator >::operand_not

private

Definition at line 84 of file TriggerExpressionParser.h.

Referenced by triggerExpression::Parser< Iterator >::Parser().

operand_or

template<typename Iterator>

terminal_rule triggerExpression::Parser< Iterator >::operand_or

private

Definition at line 86 of file TriggerExpressionParser.h.

Referenced by triggerExpression::Parser< Iterator >::Parser().

operand_xor

template<typename Iterator>

terminal_rule triggerExpression::Parser< Iterator >::operand_xor

private

Definition at line 87 of file TriggerExpressionParser.h.

Referenced by triggerExpression::Parser< Iterator >::Parser().

parenthesis

template<typename Iterator>

rule triggerExpression::Parser< Iterator >::parenthesis

private

Definition at line 94 of file TriggerExpressionParser.h.

Referenced by triggerExpression::Parser< Iterator >::Parser().

prescale

template<typename Iterator>

rule triggerExpression::Parser< Iterator >::prescale

private

Definition at line 96 of file TriggerExpressionParser.h.

token

template<typename Iterator>

rule triggerExpression::Parser< Iterator >::token

private

Definition at line 93 of file TriggerExpressionParser.h.

Referenced by triggerExpression::Parser< Iterator >::Parser().

token_false

template<typename Iterator>

terminal_rule triggerExpression::Parser< Iterator >::token_false

private

Definition at line 82 of file TriggerExpressionParser.h.

Referenced by triggerExpression::Parser< Iterator >::Parser().

token_l1algo

template<typename Iterator>

name_rule triggerExpression::Parser< Iterator >::token_l1algo

private

Definition at line 90 of file TriggerExpressionParser.h.

Referenced by triggerExpression::Parser< Iterator >::Parser().

token_masking

template<typename Iterator>

rule triggerExpression::Parser< Iterator >::token_masking

private

Definition at line 99 of file TriggerExpressionParser.h.

Referenced by triggerExpression::Parser< Iterator >::Parser().

token_path

template<typename Iterator>

name_rule triggerExpression::Parser< Iterator >::token_path

private

Definition at line 91 of file TriggerExpressionParser.h.

Referenced by triggerExpression::Parser< Iterator >::Parser().

token_true

template<typename Iterator>

terminal_rule triggerExpression::Parser< Iterator >::token_true

private

Definition at line 81 of file TriggerExpressionParser.h.

Referenced by triggerExpression::Parser< Iterator >::Parser().

unary

template<typename Iterator>

rule triggerExpression::Parser< Iterator >::unary

private

Definition at line 98 of file TriggerExpressionParser.h.

Referenced by triggerExpression::Parser< Iterator >::Parser().