Package org.drools.core.reteoo

Examples of org.drools.core.reteoo.WindowTupleList

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                    final PropagationContext propagationContext = new PropagationContextImpl( workingMemory.getNextPropagationIdCounter(),
                                                                                              PropagationContext.EXPIRATION,
                                                                                              null,
                                                                                              null,
                                                                                              handle );
                    WindowTupleList list = (WindowTupleList) memory.events.get( handle );
                    for( RightTuple tuple = list.getFirstWindowTuple(); tuple != null; tuple = list.getFirstWindowTuple() ) {
                        tuple.getRightTupleSink().retractRightTuple( tuple,
                                                                     propagationContext,
                                                                     workingMemory );
                        propagationContext.evaluateActionQueue( workingMemory );
                        tuple.unlinkFromRightParent();
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    public void decreaseActivationsCount() {
        this.activationsCount--;
    }

    public void addFirstWindowTupleList( WindowTupleList window ) {
        WindowTupleList previous = this.firstWindowTuple;
        if ( previous == null ) {
            // no other WindowTuples, just add.
            window.setListPrevious( null );
            window.setListNext( null );
            firstWindowTuple = window;
            lastWindowTuple = window;
        } else {
            window.setListPrevious( null );
            window.setListNext( previous );
            previous.setListPrevious( window );
            firstWindowTuple = window;
        }
    }
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            firstWindowTuple = window;
        }
    }
   
    public void addLastWindowTupleList( WindowTupleList window ) {
        WindowTupleList previous = this.lastWindowTuple;
        if ( previous == null ) {
            // no other WindowTuples, just add.
            window.setListPrevious( null );
            window.setListNext( null );
            firstWindowTuple = window;
            lastWindowTuple = window;
        } else {
            window.setListPrevious( previous );
            window.setListNext( null );
            previous.setListNext( window );
            lastWindowTuple = window;
        }
    }
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            lastWindowTuple = window;
        }
    }
   
    public void removeWindowTupleList( WindowTupleList window ) {
        WindowTupleList previous = window.getListPrevious();
        WindowTupleList next = window.getListNext();
       
        if ( previous != null && next != null ) {
            // remove  from middle
            previous.setListNext( next );
            next.setListPrevious( previous );
        } else if ( next != null ) {
            // remove from first
            next.setListPrevious( null );
            firstWindowTuple = next;
        } else if ( previous != null ) {
            // remove from end
            previous.setListNext( null );
            lastWindowTuple = previous;
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            final PropagationContext propagationContext = new PropagationContextImpl( workingMemory.getNextPropagationIdCounter(),
                                                                                      PropagationContext.EXPIRATION,
                                                                                      null,
                                                                                      null,
                                                                                      previous );
            WindowTupleList list = (WindowTupleList) memory.events.get( previous );
            for( RightTuple tuple = list.getFirstWindowTuple(); tuple != null; tuple = list.getFirstWindowTuple() ) {
                tuple.getRightTupleSink().retractRightTuple( tuple,
                                                             propagationContext,
                                                             workingMemory );
                propagationContext.evaluateActionQueue( workingMemory );
                tuple.unlinkFromRightParent();
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            final PropagationContext pctx = new PropagationContextImpl( workingMemory.getNextPropagationIdCounter(),
                                                                                      PropagationContext.EXPIRATION,
                                                                                      null,
                                                                                      null,
                                                                                      previous );
            WindowTupleList list = (WindowTupleList) memory.events.get( previous );
            //for( RightTuple tuple = list.getFirstWindowTuple(); tuple != null; tuple = list.getFirstWindowTuple() ) {
            for( WindowTuple tuple = list.getFirstWindowTuple(); tuple != null;  ) {
                WindowTuple next = tuple.getWindowNext();
                tuple.setPropagationContext(pctx);
                tuple.getRightTupleSink().retractRightTuple(tuple,
                                                            pctx,
                                                            workingMemory);
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                    final PropagationContext pctx = new PropagationContextImpl( workingMemory.getNextPropagationIdCounter(),
                                                                                              PropagationContext.EXPIRATION,
                                                                                              null,
                                                                                              null,
                                                                                              handle );
                    WindowTupleList list = (WindowTupleList) memory.events.get( handle );
                    for( WindowTuple tuple = list.getFirstWindowTuple(); tuple != null;  ) {
                        WindowTuple next = tuple.getWindowNext();
                        tuple.setPropagationContext( pctx );
                        tuple.getRightTupleSink().retractRightTuple( tuple,
                                                                     pctx,
                                                                     workingMemory );
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Related Classes of org.drools.core.reteoo.WindowTupleList

  • org.drools.core.common.EventFactHandle
  • org.drools.core.rule.SlidingLengthWindow
  • org.drools.core.rule.SlidingTimeWindow
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