SpringBoot 日期转换错误JSON parse error: Cannot deserialize value of type `java.time.LocalDateT

JSON parse error: Cannot deserialize value of type `java.time.LocalDateTime`

• ​​解决方案​​

Resolved [org.springframework.http.converter.HttpMessageNotReadableException:
JSON parse error: Cannot deserialize value of type `java.time.LocalDateTime` from String
"2019-09-11 07:23:59": Failed to deserialize java.time.LocalDateTime: (java.time.format.DateTimeParseException) Text '2019-09-11 07:23:59'
could not be parsed at index 10; nested exception is com.fasterxml.jackson.databind.exc.InvalidFormatException:
Cannot deserialize value of type `java.time.LocalDateTime` from String "2019-09-11 07:23:59":
Failed to deserialize java.time.LocalDateTime: (java.time.format.DateTimeParseException)
Text '2019-09-11 07:23:59' could not be parsed at index 10

解决方案

package cn.tianyustudio.musicpartner_api.config;


import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateTimeDeserializer;
import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateSerializer;
import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateTimeSerializer;
import org.springframework.boot.autoconfigure.jackson.Jackson2ObjectMapperBuilderCustomizer;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.convert.converter.Converter;

import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;

@Configuration
public class LocalDateTimeSerializerConfig {
private static final String DATE_TIME_PATTERN = "yyyy-MM-dd HH:mm:ss";
private static final String DATE_PATTERN = "yyyy-MM-dd";

/**
* string转localdate
*/
@Bean
public Converter<String, LocalDate> localDateConverter() {
return new Converter<String, LocalDate>() {
@Override
public LocalDate convert(String source) {
if (source.trim().length() == 0)
return null;
try {
return LocalDate.parse(source);
} catch (Exception e) {
return LocalDate.parse(source, DateTimeFormatter.ofPattern(DATE_PATTERN));
}
}
};
}

/**
* string转localdatetime
*/
@Bean
public Converter<String, LocalDateTime> localDateTimeConverter() {
return new Converter<String, LocalDateTime>() {
@Override
public LocalDateTime convert(String source) {
if (source.trim().length() == 0)
return null;
// 先尝试ISO格式: 2019-07-15T16:00:00
try {
return LocalDateTime.parse(source);
} catch (Exception e) {
return LocalDateTime.parse(source, DateTimeFormatter.ofPattern(DATE_TIME_PATTERN));
}
}
};
}

/**
* 统一配置
*/
@Bean
public Jackson2ObjectMapperBuilderCustomizer jsonCustomizer() {
JavaTimeModule module = new JavaTimeModule();
LocalDateTimeDeserializer localDateTimeDeserializer = new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss"));
module.addDeserializer(LocalDateTime.class, localDateTimeDeserializer);
return builder -> {
builder.simpleDateFormat(DATE_TIME_PATTERN);
builder.serializers(new LocalDateSerializer(DateTimeFormatter.ofPattern(DATE_PATTERN)));
builder.serializers(new LocalDateTimeSerializer(DateTimeFormatter.ofPattern(DATE_TIME_PATTERN)));
builder.modules(module);
};
}
}