// assert(!areAllProperties()); private List createPropertiesNames() { StringTokenizer st = new StringTokenizer(removeTotalProperties(properties), ",;"); List result = new ArrayList(); while (st.hasMoreTokens()) { String name = st.nextToken().trim(); if (name.endsWith("+")) { name = name.substring(0, name.length() - 1); if (sumPropertiesNames == null) sumPropertiesNames = new HashSet(); sumPropertiesNames.add(name); } result.add(name); } return result; }