The Gaudi Framework  v31r0 (aeb156f0)
concurrency::DecisionUpdater Class Reference

#include <src/PRGraphVisitors.h>

Inheritance diagram for concurrency::DecisionUpdater:
Collaboration diagram for concurrency::DecisionUpdater:

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

EventSlotm_slot
 
Cause m_cause
 
bool m_trace
 

Detailed Description

Definition at line 36 of file PRGraphVisitors.h.

Constructor & Destructor Documentation

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

Constructor.

Definition at line 39 of file PRGraphVisitors.h.

Member Function Documentation

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

Reimplemented from concurrency::IGraphVisitor.

Definition at line 103 of file PRGraphVisitors.cpp.

103  {
104 
105  auto& states = m_slot->algsStates;
106  const AState& state = states[node.getAlgoIndex()];
107  int decision = -1;
108 
109  if ( true == node.isOptimist() )
110  decision = 1;
111  else if ( AState::EVTACCEPTED == state )
112  decision = !node.isLiar();
113  else if ( AState::EVTREJECTED == state )
114  decision = node.isLiar();
115 
116  if ( -1 != decision ) {
117 
118  m_slot->controlFlowState[node.getNodeIndex()] = decision;
119 
120  auto promoter = DataReadyPromoter( *m_slot, m_cause, m_trace );
121  for ( const auto& output : node.getOutputDataNodes() )
122  for ( auto& consumer : output->getConsumers() ) consumer->accept( promoter );
123 
125  for ( auto& p : node.getParentDecisionHubs() ) p->accept( vis );
126 
127  return true; // return true only if the algorithm produced a decision
128  }
129 
130  return false;
131  }
AlgsExecutionStates::State AState
std::vector< int > controlFlowState
State of the control flow.
Definition: EventSlot.h:77
AlgsExecutionStates algsStates
Vector of algorithms states.
Definition: EventSlot.h:75

Member Data Documentation

Cause concurrency::DecisionUpdater::m_cause

Definition at line 47 of file PRGraphVisitors.h.

EventSlot* concurrency::DecisionUpdater::m_slot

Definition at line 46 of file PRGraphVisitors.h.

bool concurrency::DecisionUpdater::m_trace

Definition at line 48 of file PRGraphVisitors.h.


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