Package org.drools.common

Examples of org.drools.common.WorkingMemoryAction

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  public void executeQueuedActions() {
        try {
            startOperation();
            if (!this.actionQueue.isEmpty()) {
                WorkingMemoryAction action = null;
                while ((action = actionQueue.poll()) != null) {
                    try {
                        action.execute(this);
                    } catch (Exception e) {
                        throw new RuntimeDroolsException( "Unexpected exception executing action " + action.toString(), e );
                    }
                }
            }
        } finally {
            endOperation();
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                                       boolean update,
                                       boolean fullyRetract) {
        JTMSBeliefSet jtmsBeliefSet = ( JTMSBeliefSet ) fh.getEqualityKey().getBeliefSet();
        if ( jtmsBeliefSet.getWorkingMemoryAction() == null ) {
            // doesn't exist, so create it
            WorkingMemoryAction action = new TruthMaintenanceSystem.LogicalCallback( fh,
                                                                                     context,
                                                                                     node.getJustifier(),
                                                                                     update,
                                                                                     fullyRetract ); // Only negative is fully retracted.
            ((NamedEntryPoint) fh.getEntryPoint()).enQueueWorkingMemoryAction( action );
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             !((context.getType() == PropagationContext.RETRACTION || context.getType() == PropagationContext.MODIFICATION) // retract and modifies clean up themselves
             &&
             context.getFactHandle() == bfh) ) {
           
            if ( sBeliefSet.getWorkingMemoryAction() == null ) {
                WorkingMemoryAction action = new LogicalCallback( 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
                LogicalCallback callback = ( LogicalCallback  ) 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 LogicalCallback( bfh,
                                                                  context,
                                                                  node.getJustifier(),
                                                                  true,
                                                                  false );
                ep.enQueueWorkingMemoryAction( action );
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                                       boolean update,
                                       boolean fullyRetract) {
        JTMSBeliefSet jtmsBeliefSet = ( JTMSBeliefSet ) fh.getEqualityKey().getBeliefSet();
        if ( jtmsBeliefSet.getWorkingMemoryAction() == null ) {
            // doesn't exist, so create it
            WorkingMemoryAction action = new TruthMaintenanceSystem.LogicalCallback( fh,
                                                                                     context,
                                                                                     node.getJustifier(),
                                                                                     update,
                                                                                     fullyRetract ); // Only negative is fully retracted.
            ((NamedEntryPoint) fh.getEntryPoint()).enQueueWorkingMemoryAction( action );
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             !((context.getType() == PropagationContext.DELETION || context.getType() == PropagationContext.MODIFICATION) // retract and modifies clean up themselves
             &&
             context.getFactHandle() == bfh) ) {
           
            if ( sBeliefSet.getWorkingMemoryAction() == null ) {
                WorkingMemoryAction action = new LogicalCallback( 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
                LogicalCallback callback = ( LogicalCallback  ) 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 LogicalCallback( bfh,
                                                                  context,
                                                                  node.getJustifier(),
                                                                  true,
                                                                  false );
                ep.enQueueWorkingMemoryAction( action );
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Related Classes of org.drools.common.WorkingMemoryAction

  • org.drools.beliefsystem.jtms.JTMSBeliefSystem
  • org.drools.beliefsystem.simple.SimpleBeliefSystem
  • org.jbpm.process.StatefulProcessSession
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