The Gaudi Framework  v29r0 (ff2e7097)
Public Member Functions | Public Attributes | List of all members
concurrency::DecisionUpdater Class Reference

#include <src/PRGraphVisitors.h>

Inheritance diagram for concurrency::DecisionUpdater:
Inheritance graph
[legend]
Collaboration diagram for concurrency::DecisionUpdater:
Collaboration graph
[legend]

Public Member Functions

 DecisionUpdater (EventSlot &slot, const Cause &cause, bool ifTrace=false)
 Constructor. More...
 
bool visit (AlgorithmNode &) override
 
- Public Member Functions inherited from concurrency::IGraphVisitor
virtual ~IGraphVisitor ()=default
 
virtual bool visitEnter (DecisionNode &) const
 
virtual bool visit (DecisionNode &)
 
virtual bool visitEnter (AlgorithmNode &) const
 
virtual bool visitEnter (DataNode &) const
 
virtual bool visit (DataNode &)
 
virtual bool visitEnter (ConditionNode &) const
 
virtual bool visit (ConditionNode &)
 
virtual void reset ()
 

Public Attributes

EventSlot * m_slot
 
Cause m_cause
 
bool m_trace
 

Detailed Description

Definition at line 38 of file PRGraphVisitors.h.

Constructor & Destructor Documentation

concurrency::DecisionUpdater::DecisionUpdater ( EventSlot &  slot,
const Cause &  cause,
bool  ifTrace = false 
)
inline

Constructor.

Definition at line 42 of file PRGraphVisitors.h.

43  : m_slot( &slot ), m_cause( cause ), m_trace( ifTrace ){};

Member Function Documentation

bool concurrency::DecisionUpdater::visit ( AlgorithmNode &  node)
overridevirtual

Reimplemented from concurrency::IGraphVisitor.

Definition at line 100 of file PRGraphVisitors.cpp.

101  {
102 
103  auto& states = m_slot->algsStates;
104  const State& state = states[node.getAlgoIndex()];
105  int decision = -1;
106 
107  if ( true == node.isOptimist() )
108  decision = 1;
109  else if ( State::EVTACCEPTED == state )
110  decision = !node.isLiar();
111  else if ( State::EVTREJECTED == state )
112  decision = node.isLiar();
113 
114  if ( -1 != decision ) {
115 
116  m_slot->controlFlowState[node.getNodeIndex()] = decision;
117 
118  auto promoter = DataReadyPromoter( *m_slot, m_cause, m_trace );
119  for ( const auto& output : node.getOutputDataNodes() )
120  for ( auto& consumer : output->getConsumers() ) consumer->accept( promoter );
121 
122  auto vis = concurrency::Supervisor( *m_slot, m_cause, m_trace );
123  for ( auto& p : node.getParentDecisionHubs() ) p->accept( vis );
124 
125  return true; // return true only if the algorithm produced a decision
126  }
127 
128  return false;
129  }
EventSlot::algsStates
AlgsExecutionStates algsStates
Vector of algorithms states.
Definition: EventSlot.h:37
EventSlot::controlFlowState
std::vector< int > controlFlowState
State of the control flow.
Definition: EventSlot.h:43
AlgsExecutionStates::State
State
Execution states of the algorithms.
Definition: AlgsExecutionStates.h:32

Member Data Documentation

Cause concurrency::DecisionUpdater::m_cause

Definition at line 50 of file PRGraphVisitors.h.

EventSlot* concurrency::DecisionUpdater::m_slot

Definition at line 49 of file PRGraphVisitors.h.

bool concurrency::DecisionUpdater::m_trace

Definition at line 51 of file PRGraphVisitors.h.

The documentation for this class was generated from the following files: