public class StringToMapUtil {

    public static Map<String, String> getValue(String param) {

        Map map = new HashMap();

        String str = "";

        String key = "";

        Object value = "";

        char[] charList = param.toCharArray();

        boolean valueBegin = false;

        for (int i = 0; i < charList.length; i++) {

            char c = charList[i];

            if (c == '{') {

                if (valueBegin == true) {

                    value = getValue(param.substring(i, param.length()));

                    i = param.indexOf('}', i) + 1;

                    map.put(key, value);

                }

            } else if (c == '=') {

                valueBegin = true;

                key = str;

                str = "";

            } else if (c == ',') {

                valueBegin = false;

                value = str;

                str = "";

                map.put(key, value);

            } else if (c == '}') {

                if (str != "") {

                    value = str;

                }

                map.put(key, value);

                return map;

            } else if (c != ' ') {

                str += c;

            }

        }

        return map;

    }

}