// firing of the actor that produces tokens consumed by the
// inside receiver of this actor in order to avoid using
// read and write offset variables.
} else {
readTokens = DFUtilities.getRate(outputPort);
Iterator sourcePorts = outputPort
.insideSourcePortList().iterator();
label1: while (sourcePorts.hasNext()) {
IOPort sourcePort = (IOPort) sourcePorts.next();
CodeGeneratorHelper helper = (CodeGeneratorHelper) _getHelper(sourcePort
.getContainer());