private boolean isValsEqual(List<String> vals1, List<String> vals2) throws MainException{
		//boolean isEqual = true;
		for(int i= 0; i<vals1.size(); i++){
			String val1 = vals1.get(i);
			String val2 = vals2.get(i);
			//logger.info("val1=" + val1 + "; val2= " +val2);
			if(!val1.equals(val2)){
				return false;
			}
		}
		return true;
	}