private void convertCommExps(SIRFilter filter)
private void convertCommExps(SIRFilter filter, boolean simple, LocalVariables localVars)
    private void convertCommExps(SIRFilter filter)     {	ConvertCommunication convert = new ConvertCommunication();		JMethodDeclaration[] methods = filter.getMethods();	for (int i = 0; i < methods.length; i++) {	    //iterate over the statements and call the ConvertCommunication	    //class to convert peek, pop	    for (ListIterator it = methods[i].getStatementIterator();		 it.hasNext(); ){		((JStatement)it.next()).accept(convert);	    }	}    }