private static Rule<View> getNumberRule(Field field, View view, NumberRule numberRule) {
if (!TextView.class.isAssignableFrom(view.getClass())) {
Log.w(TAG, String.format(WARN_TEXT, field.getName(), NumberRule.class.getSimpleName()));
return null;
} else if (numberRule.type() == null) {
throw new IllegalArgumentException(
String.format("@%s.type() cannot be null.", NumberRule.class.getSimpleName()));
}
List<Rule<?>> rules = new ArrayList<Rule<?>>();
int messageResId = numberRule.messageResId();
String message =
messageResId != 0 ? view.getContext().getString(messageResId) : numberRule.message();
switch (numberRule.type()) {
case INTEGER:
case LONG:
Rules.regex(null, Rules.REGEX_INTEGER, true);
break;
case FLOAT:
case DOUBLE:
Rules.regex(null, Rules.REGEX_DECIMAL, true);
break;
}
if (numberRule.lt() != Double.MIN_VALUE) {
String ltNumber = String.valueOf(numberRule.lt());
double number = Double.parseDouble(ltNumber);
switch (numberRule.type()) {
case INTEGER:
rules.add(Rules.lt(null, ((int) number)));
break;
case LONG:
rules.add(Rules.lt(null, ((long) number)));
break;
case FLOAT:
rules.add(Rules.lt(null, Float.parseFloat(ltNumber)));
break;
case DOUBLE:
rules.add(Rules.lt(null, Double.parseDouble(ltNumber)));
break;
}
}
if (numberRule.gt() != Double.MAX_VALUE) {
String gtNumber = String.valueOf(numberRule.gt());
double number = Double.parseDouble(gtNumber);
switch (numberRule.type()) {
case INTEGER:
rules.add(Rules.gt(null, ((int) number)));
break;
case LONG:
rules.add(Rules.gt(null, ((long) number)));
break;
case FLOAT:
rules.add(Rules.gt(null, Float.parseFloat(gtNumber)));
break;
case DOUBLE:
rules.add(Rules.gt(null, Double.parseDouble(gtNumber)));
break;
}
}
if (numberRule.eq() != Double.MAX_VALUE) {
String eqNumber = String.valueOf(numberRule.eq());
double number = Double.parseDouble(eqNumber);
switch (numberRule.type()) {
case INTEGER:
rules.add(Rules.eq(null, ((int) number)));
break;
case LONG:
rules.add(Rules.eq(null, ((long) number)));
break;
case FLOAT:
rules.add(Rules.eq(null, Float.parseFloat(eqNumber)));
break;
case DOUBLE:
rules.add(Rules.eq(null, Double.parseDouble(eqNumber)));
break;
}
}
Rule<?>[] ruleArray = new Rule<?>[rules.size()];
rules.toArray(ruleArray);
return Rules.and(message, ruleArray);
}
