com.fasterxml.jackson.datatype.jsr310.deser.key.MonthDayKeyDeserializer Maven / Gradle / Ivy
package com.fasterxml.jackson.datatype.jsr310.deser.key;
import static java.time.temporal.ChronoField.DAY_OF_MONTH;
import static java.time.temporal.ChronoField.MONTH_OF_YEAR;
import java.io.IOException;
import java.time.DateTimeException;
import java.time.MonthDay;
import java.time.format.DateTimeFormatter;
import java.time.format.DateTimeFormatterBuilder;
import com.fasterxml.jackson.databind.DeserializationContext;
public class MonthDayKeyDeserializer extends Jsr310KeyDeserializer {
public static final MonthDayKeyDeserializer INSTANCE = new MonthDayKeyDeserializer();
// formatter copied from MonthDay
private static final DateTimeFormatter PARSER = new DateTimeFormatterBuilder()
.appendLiteral("--")
.appendValue(MONTH_OF_YEAR, 2)
.appendLiteral('-')
.appendValue(DAY_OF_MONTH, 2)
.toFormatter();
private MonthDayKeyDeserializer() {
// singleton
}
@Override
protected MonthDay deserialize(String key, DeserializationContext ctxt) throws IOException {
try {
return MonthDay.parse(key, PARSER);
} catch (DateTimeException e) {
return _rethrowDateTimeException(ctxt, MonthDay.class, e, key);
}
}
}