package com.fasterxml.jackson.datatype.jsr310.ser;
import java.io.IOException;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
import java.time.temporal.ChronoField;
import com.fasterxml.jackson.annotation.JsonFormat;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.core.JsonToken;
import com.fasterxml.jackson.core.type.WritableTypeId;
import com.fasterxml.jackson.databind.SerializerProvider;
import com.fasterxml.jackson.databind.jsontype.TypeSerializer;
public class LocalDateTimeSerializer extends JSR310FormattedSerializerBase<LocalDateTime>
{
private static final long serialVersionUID = 1L;
public static final LocalDateTimeSerializer INSTANCE = new LocalDateTimeSerializer();
protected LocalDateTimeSerializer() {
this(null);
}
public LocalDateTimeSerializer(DateTimeFormatter f) {
super(LocalDateTime.class, f);
}
private LocalDateTimeSerializer(LocalDateTimeSerializer base, Boolean useTimestamp, Boolean useNanoseconds, DateTimeFormatter f) {
super(base, useTimestamp, useNanoseconds, f, null);
}
@Override
protected JSR310FormattedSerializerBase<LocalDateTime> withFormat(Boolean useTimestamp, DateTimeFormatter f, JsonFormat.Shape shape) {
return new LocalDateTimeSerializer(this, useTimestamp, _useNanoseconds, f);
}
protected DateTimeFormatter _defaultFormatter() {
return DateTimeFormatter.ISO_LOCAL_DATE_TIME;
}
@Override
public void serialize(LocalDateTime value, JsonGenerator g, SerializerProvider provider)
throws IOException
{
if (useTimestamp(provider)) {
g.writeStartArray();
_serializeAsArrayContents(value, g, provider);
g.writeEndArray();
} else {
DateTimeFormatter dtf = _formatter;
if (dtf == null) {
dtf = _defaultFormatter();
}
g.writeString(value.format(dtf));
}
}
@Override
public void serializeWithType(LocalDateTime value, JsonGenerator g, SerializerProvider provider,
TypeSerializer typeSer) throws IOException
{
WritableTypeId typeIdDef = typeSer.writeTypePrefix(g,
typeSer.typeId(value, serializationShape(provider)));
if (typeIdDef.valueShape == JsonToken.START_ARRAY) {
_serializeAsArrayContents(value, g, provider);
} else {
DateTimeFormatter dtf = _formatter;
if (dtf == null) {
dtf = _defaultFormatter();
}
g.writeString(value.format(dtf));
}
typeSer.writeTypeSuffix(g, typeIdDef);
}
private final void _serializeAsArrayContents(LocalDateTime value, JsonGenerator g,
SerializerProvider provider) throws IOException
{
g.writeNumber(value.getYear());
g.writeNumber(value.getMonthValue());
g.writeNumber(value.getDayOfMonth());
g.writeNumber(value.getHour());
g.writeNumber(value.getMinute());
final int secs = value.getSecond();
final int nanos = value.getNano();
if ((secs > 0) || (nanos > 0)) {
g.writeNumber(secs);
if (nanos > 0) {
if (useNanoseconds(provider)) {
g.writeNumber(nanos);
} else {
g.writeNumber(value.get(ChronoField.MILLI_OF_SECOND));
}
}
}
}
@Override
protected JsonToken serializationShape(SerializerProvider provider) {
return useTimestamp(provider) ? JsonToken.START_ARRAY : JsonToken.VALUE_STRING;
}
@Override
protected JSR310FormattedSerializerBase<?> withFeatures(Boolean writeZoneId, Boolean writeNanoseconds) {
return new LocalDateTimeSerializer(this, _useTimestamp, writeNanoseconds, _formatter);
}
}