package com.fasterxml.jackson.datatype.jsr310.deser;
import java.io.IOException;
import java.time.DateTimeException;
import java.time.Instant;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.ZoneOffset;
import java.time.format.DateTimeFormatter;
import com.fasterxml.jackson.core.*;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.JsonDeserializer;
public class LocalDateDeserializer extends JSR310DateTimeDeserializerBase<LocalDate>
{
private static final long serialVersionUID = 1L;
private static final DateTimeFormatter DEFAULT_FORMATTER = DateTimeFormatter.ISO_LOCAL_DATE;
public static final LocalDateDeserializer INSTANCE = new LocalDateDeserializer();
private LocalDateDeserializer() {
this(DEFAULT_FORMATTER);
}
public LocalDateDeserializer(DateTimeFormatter dtf) {
super(LocalDate.class, dtf);
}
@Override
protected JsonDeserializer<LocalDate> withDateFormat(DateTimeFormatter dtf) {
return new LocalDateDeserializer(dtf);
}
@Override
public LocalDate deserialize(JsonParser parser, DeserializationContext context) throws IOException
{
if (parser.hasToken(JsonToken.VALUE_STRING)) {
String string = parser.getText().trim();
if (string.length() == 0) {
return null;
}
DateTimeFormatter format = _formatter;
try {
if (format == DEFAULT_FORMATTER) {
if (string.length() > 10 && string.charAt(10) == 'T') {
if (string.endsWith("Z")) {
return LocalDateTime.ofInstant(Instant.parse(string), ZoneOffset.UTC).toLocalDate();
} else {
return LocalDate.parse(string, DateTimeFormatter.ISO_LOCAL_DATE_TIME);
}
}
}
return LocalDate.parse(string, format);
} catch (DateTimeException e) {
_rethrowDateTimeException(parser, context, e, string);
}
}
if (parser.isExpectedStartArrayToken()) {
JsonToken t = parser.nextToken();
if (t == JsonToken.END_ARRAY) {
return null;
}
if (context.isEnabled(DeserializationFeature.UNWRAP_SINGLE_VALUE_ARRAYS)
&& (t == JsonToken.VALUE_STRING || t==JsonToken.VALUE_EMBEDDED_OBJECT)) {
final LocalDate parsed = deserialize(parser, context);
if (parser.nextToken() != JsonToken.END_ARRAY) {
handleMissingEndArrayForSingle(parser, context);
}
return parsed;
}
if (t == JsonToken.VALUE_NUMBER_INT) {
int year = parser.getIntValue();
int month = parser.nextIntValue(-1);
int day = parser.nextIntValue(-1);
if (parser.nextToken() != JsonToken.END_ARRAY) {
throw context.wrongTokenException(parser, handledType(), JsonToken.END_ARRAY,
"Expected array to end");
}
return LocalDate.of(year, month, day);
}
context.reportInputMismatch(handledType(),
"Unexpected token (%s) within Array, expected VALUE_NUMBER_INT",
t);
}
if (parser.hasToken(JsonToken.VALUE_EMBEDDED_OBJECT)) {
return (LocalDate) parser.getEmbeddedObject();
}
if (parser.hasToken(JsonToken.VALUE_NUMBER_INT)) {
return LocalDate.ofEpochDay(parser.getLongValue());
}
throw context.wrongTokenException(parser, handledType(), JsonToken.VALUE_STRING,
"Expected array or string.");
}
}