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com.algolia.search.com.fasterxml.jackson.datatype.jsr310.ser.LocalTimeSerializer Maven / Gradle / Ivy
/*
* Copyright 2013 FasterXML.com
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License. You may obtain
* a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the license for the specific language governing permissions and
* limitations under the license.
*/
package com.fasterxml.jackson.datatype.jsr310.ser;
import java.io.IOException;
import java.time.LocalTime;
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;
/**
* Serializer for Java 8 temporal {@link LocalTime}s.
*
* @author Nick Williams
* @since 2.2
*/
public class LocalTimeSerializer extends JSR310FormattedSerializerBase
{
private static final long serialVersionUID = 1L;
public static final LocalTimeSerializer INSTANCE = new LocalTimeSerializer();
protected LocalTimeSerializer() {
this(null);
}
public LocalTimeSerializer(DateTimeFormatter formatter) {
super(LocalTime.class, formatter);
}
protected LocalTimeSerializer(LocalTimeSerializer base, Boolean useTimestamp, DateTimeFormatter formatter) {
this(base, useTimestamp, null, formatter);
}
protected LocalTimeSerializer(LocalTimeSerializer base, Boolean useTimestamp, Boolean useNanoseconds, DateTimeFormatter formatter) {
super(base, useTimestamp, useNanoseconds, formatter, null);
}
@Override
protected JSR310FormattedSerializerBase withFormat(Boolean useTimestamp, DateTimeFormatter dtf, JsonFormat.Shape shape) {
return new LocalTimeSerializer(this, useTimestamp, dtf);
}
// since 2.7: TODO in 2.8; change to use per-type defaulting
protected DateTimeFormatter _defaultFormatter() {
return DateTimeFormatter.ISO_LOCAL_TIME;
}
@Override
public void serialize(LocalTime 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(LocalTime value, JsonGenerator g,
SerializerProvider provider, TypeSerializer typeSer) throws IOException
{
WritableTypeId typeIdDef = typeSer.writeTypePrefix(g,
typeSer.typeId(value, serializationShape(provider)));
// need to write out to avoid double-writing array markers
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(LocalTime value, JsonGenerator g,
SerializerProvider provider) throws IOException
{
g.writeNumber(value.getHour());
g.writeNumber(value.getMinute());
int secs = value.getSecond();
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 // since 2.9
protected JsonToken serializationShape(SerializerProvider provider) {
return useTimestamp(provider) ? JsonToken.START_ARRAY : JsonToken.VALUE_STRING;
}
@Override
protected JSR310FormattedSerializerBase withFeatures(Boolean writeZoneId, Boolean writeNanoseconds) {
return new LocalTimeSerializer(this, _useTimestamp, writeNanoseconds, _formatter);
}
}