com.fasterxml.jackson.datatype.jsr310.deser.LocalTimeDeserializer 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.deser;
import java.io.IOException;
import java.time.DateTimeException;
import java.time.LocalTime;
import java.time.format.DateTimeFormatter;
import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.JsonToken;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.JsonDeserializer;
/**
* Deserializer for Java 8 temporal {@link LocalTime}s.
*
* @author Nick Williams
* @since 2.2.0
*/
public class LocalTimeDeserializer extends JSR310DateTimeDeserializerBase
{
private static final long serialVersionUID = 1L;
private static final DateTimeFormatter DEFAULT_FORMATTER = DateTimeFormatter.ISO_LOCAL_TIME;
public static final LocalTimeDeserializer INSTANCE = new LocalTimeDeserializer();
private LocalTimeDeserializer() {
this(DEFAULT_FORMATTER);
}
public LocalTimeDeserializer(DateTimeFormatter formatter) {
super(LocalTime.class, formatter);
}
@Override
protected JsonDeserializer withDateFormat(DateTimeFormatter formatter) {
return new LocalTimeDeserializer(formatter);
}
@Override
public LocalTime 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.contains("T")) {
return LocalTime.parse(string, DateTimeFormatter.ISO_LOCAL_DATE_TIME);
}
}
return LocalTime.parse(string, format);
} catch (DateTimeException e) {
_rethrowDateTimeException(parser, context, e, string);
}
}
if (parser.isExpectedStartArrayToken()) {
if (parser.nextToken() == JsonToken.END_ARRAY) {
return null;
}
int hour = parser.getIntValue();
parser.nextToken();
int minute = parser.getIntValue();
if(parser.nextToken() != JsonToken.END_ARRAY)
{
int second = parser.getIntValue();
if(parser.nextToken() != JsonToken.END_ARRAY)
{
int partialSecond = parser.getIntValue();
if(partialSecond < 1_000 &&
!context.isEnabled(DeserializationFeature.READ_DATE_TIMESTAMPS_AS_NANOSECONDS))
partialSecond *= 1_000_000; // value is milliseconds, convert it to nanoseconds
if(parser.nextToken() != JsonToken.END_ARRAY)
throw context.wrongTokenException(parser, JsonToken.END_ARRAY, "Expected array to end.");
return LocalTime.of(hour, minute, second, partialSecond);
}
return LocalTime.of(hour, minute, second);
}
return LocalTime.of(hour, minute);
}
if (parser.hasToken(JsonToken.VALUE_EMBEDDED_OBJECT)) {
return (LocalTime) parser.getEmbeddedObject();
}
throw context.wrongTokenException(parser, JsonToken.START_ARRAY, "Expected array or string.");
}
}