/** If input is null, then an empty map is returned. */
public static <K, V> Map<K, V> parse(
@Nullable String input, Converter<K> keyConverter, Converter<V> valueConverter) {
Map<K, V> map = Maps.newLinkedHashMap();
if (input != null) {
FieldParser reader = new FieldParser(input);
boolean end = false;
while (!end) {
String key = reader.nextKey();
if (key == null) {
end = true;
} else {
String val = StringUtils.defaultString(reader.nextVal(), "");
map.put(keyConverter.parse(key), valueConverter.parse(val));
}
}
}
return map;
}
