Package org.drools.core.beliefsystem.simple

Examples of org.drools.core.beliefsystem.simple.SimpleBeliefSet

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    }

    public void delete(LogicalDependency<SimpleMode> node,
                       BeliefSet<SimpleMode> beliefSet,
                       PropagationContext context) {
        SimpleBeliefSet sBeliefSet = (SimpleBeliefSet) beliefSet;
        beliefSet.remove( node.getMode() );

        InternalFactHandle bfh = beliefSet.getFactHandle();
       
        if ( beliefSet.isEmpty() &&
             !((context.getType() == PropagationContext.DELETION || context.getType() == PropagationContext.MODIFICATION) // retract and modifies clean up themselves
             &&
             context.getFactHandle() == bfh) ) {
           
            if ( sBeliefSet.getWorkingMemoryAction() == null ) {
                WorkingMemoryAction action = new BeliefSystemLogicalCallback( bfh,
                                                                              context,
                                                                              node.getJustifier(),
                                                                              false,
                                                                              true );
                ep.enQueueWorkingMemoryAction( action );
                sBeliefSet.setWorkingMemoryAction( action );
            } else {
                // was previous scheduled, so make sure it's a full retract and not an update
                BeliefSystemLogicalCallback callback = ( BeliefSystemLogicalCallback  ) sBeliefSet.getWorkingMemoryAction();
                callback.setUpdate( false );
                callback.setFullyRetract( true );
            }
           
        } else if ( !beliefSet.isEmpty() && beliefSet.getFactHandle().getObject() == node.getObject() ) {
            // prime has changed, to update new object                     
           // Equality might have changed on the object, so remove (which uses the handle id) and add back in
           ((NamedEntryPoint)bfh.getEntryPoint()).getObjectStore().updateHandle( bfh,  ((SimpleMode) beliefSet.getFirst()).getObject().getObject() );

            if ( sBeliefSet.getWorkingMemoryAction() == null ) {
                // Only schedule if we don't already have one scheduled
                WorkingMemoryAction action = new BeliefSystemLogicalCallback( bfh,
                                                                              context,
                                                                              node.getJustifier(),
                                                                              true,
                                                                              false );
                ep.enQueueWorkingMemoryAction( action );
                sBeliefSet.setWorkingMemoryAction( action );
            }
        }
    }
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            }
        }
    }

    public BeliefSet newBeliefSet(InternalFactHandle fh) {
        return new SimpleBeliefSet( this, fh );
    }
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    }

    public void delete(LogicalDependency node,
                       BeliefSet beliefSet,
                       PropagationContext context) {
        SimpleBeliefSet sBeliefSet = (SimpleBeliefSet) beliefSet;
        beliefSet.remove( node.getJustifierEntry() );

        InternalFactHandle bfh = beliefSet.getFactHandle();
       
        if ( beliefSet.isEmpty() &&
             !((context.getType() == PropagationContext.DELETION || context.getType() == PropagationContext.MODIFICATION) // retract and modifies clean up themselves
             &&
             context.getFactHandle() == bfh) ) {
           
            if ( sBeliefSet.getWorkingMemoryAction() == null ) {
                WorkingMemoryAction action = new BeliefSystemLogicalCallback( bfh,
                                                                              context,
                                                                              node.getJustifier(),
                                                                              false,
                                                                              true );
                ep.enQueueWorkingMemoryAction( action );
                sBeliefSet.setWorkingMemoryAction( action );
            } else {
                // was previous scheduled, so make sure it's a full retract and not an update
                BeliefSystemLogicalCallback callback = ( BeliefSystemLogicalCallback  ) sBeliefSet.getWorkingMemoryAction();
                callback.setUpdate( false );
                callback.setFullyRetract( true );
            }
           
        } else if ( !beliefSet.isEmpty() && beliefSet.getFactHandle().getObject() == node.getObject() ) {
            // prime has changed, to update new object                     
           // Equality might have changed on the object, so remove (which uses the handle id) and add back in
           ((NamedEntryPoint)bfh.getEntryPoint()).getObjectStore().updateHandle( bfh,  ((LinkedListEntry<LogicalDependency>) beliefSet.getFirst()).getObject().getObject() );

            if ( sBeliefSet.getWorkingMemoryAction() == null ) {
                // Only schedule if we don't already have one scheduled
                WorkingMemoryAction action = new BeliefSystemLogicalCallback( bfh,
                                                                              context,
                                                                              node.getJustifier(),
                                                                              true,
                                                                              false );
                ep.enQueueWorkingMemoryAction( action );
                sBeliefSet.setWorkingMemoryAction( action );
            }
        }
    }
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            }
        }
    }

    public BeliefSet newBeliefSet(InternalFactHandle fh) {
        return new SimpleBeliefSet( this, fh );
    }
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Related Classes of org.drools.core.beliefsystem.simple.SimpleBeliefSet

  • org.drools.core.common.LogicalDependency
  • org.drools.core.util.LinkedListEntry
  • org.drools.reteoo.beliefsystem.simple.ReteSimpleBeliefSystem
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