@Override
public void print(
ChronoDisplay formattable,
Appendable buffer,
AttributeQuery attributes,
Set<ElementPosition> positions, // optional
FormatStep step)
throws IOException {
if (buffer instanceof CharSequence) {
CharSequence cs = (CharSequence) buffer;
int offset = cs.length();
this.element.print(formattable, buffer, step.getQuery(attributes));
if (positions != null) {
positions.add(new ElementPosition(this.element, offset, cs.length()));
}
} else {
this.element.print(formattable, buffer, step.getQuery(attributes));
}
}
@Override
public void parse(
CharSequence text,
ParseLog status,
AttributeQuery attributes,
Map<ChronoElement<?>, Object> parsedResult,
FormatStep step) {
int start = status.getPosition();
int len = text.length();
int protectedChars =
step.getAttribute(Attributes.PROTECTED_CHARACTERS, attributes, 0).intValue();
if (protectedChars > 0) {
len -= protectedChars;
}
if (start >= len) {
status.setError(start, "Missing chars for: " + this.element.name());
status.setWarning();
return;
}
TextElement<?> te = TextElement.class.cast(this.element);
Object value = te.parse(text, status.getPP(), step.getQuery(attributes));
if (status.isError()) {
Class<V> valueType = this.element.getType();
if (valueType.isEnum()) {
status.setError(status.getErrorIndex(), "No suitable enum found: " + valueType.getName());
}
} else {
if (value == null) {
status.setError(start, "No interpretable value.");
} else {
parsedResult.put(this.element, value);
}
}
}