question: private void updateSynapseNodePositions ( ) { for ( Iterator i = getChildrenIterator ( ) ; i . hasNext ( ) ; ) { PNode node = ( PNode ) i . next ( ) ; if ( node instanceof NeuronNode ) { NeuronNode neuronNode = ( NeuronNode ) node ; neuronNode . updateSynapseNodePositions ( ) ; } } }
target:  Update synapse node positions.