text: public void setParams(String params) {super.setParams(params);StringTokenizer st = new StringTokenizer(params, ",");while (st.hasMoreTokens()) {String param = st.nextToken();StringTokenizer expr = new StringTokenizer(param, ":");String key = expr.nextToken();String value = expr.nextToken();if (key.equals("impl")) {if (value.equalsIgnoreCase("icu")) impl = Implementation.ICU;else if (value.equalsIgnoreCase("jdk")) impl = Implementation.JDK;else throw new RuntimeException("Unknown parameter " + param);} else {throw new RuntimeException("Unknown parameter " + param);}}}