Cannot deserialize value of type `java.time.LocalDateTime` from String "2023-09-15 03:05:24": Failed to deserialize java.time.LocalDateTime
时间: 2024-06-09 17:08:49 浏览: 249
这个错误是由于无法将字符串"2023-09-15 03:05:24"转换为`java.time.LocalDateTime`类型所导致的。解决这个问题的方法是在`LocalDateTime`类型的字段上添加`@JsonFormat`注解,并指定日期时间的格式。例如,在字段上添加以下注解:
```
@JsonFormat(shape = JsonFormat.Shape.STRING, pattern="yyyy-MM-dd HH:mm:ss")
```
这将告诉JSON解析器如何将字符串解析为`LocalDateTime`对象。通过这样的注解,你可以确保解析器正确地将字符串转换为日期时间对象。
相关问题
2023-05-24 16:39:43.677 WARN 23684 --- [nio-8080-exec-1] .w.s.m.s.DefaultHandlerExceptionResolver : Resolved [org.springframework.http.converter.HttpMessageNotReadableException: JSON parse error: Cannot deserialize value of type `java.time.LocalDateTime` from String "2023-05-24 00:00:00": Failed to deserialize java.time.LocalDateTime: (java.time.format.DateTimeParseException) Text '2023-05-24 00:00:00' 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 "2023-05-24 00:00:00": Failed to deserialize java.time.LocalDateTime: (java.time.format.DateTimeParseException) Text '2023-05-24 00:00:00' could not be parsed at index 10<EOL> at [Source: (org.springframework.util.StreamUtils$NonClosingInputStream); line: 12, column: 22] (through reference chain: cc.wellcloud.cloud.dam3.model.entity.PlanEntity["backupBeginTime"])]
这个错误信息是由于在反序列化JSON字符串时,无法将字符串“2023-05-24 00:00:00”转换为LocalDateTime类型。DateTimeParseException 表示时间解析异常,它指示日期时间格式不符合ISO-8601格式。你可以检查一下传递给反序列化方法的日期时间格式是否正确。如果日期时间格式正确,那么你可以尝试使用指定的格式来反序列化日期时间字符串。例如,如果日期时间字符串的格式为“yyyy-MM-dd HH:mm:ss”,你可以使用以下代码将其转换为 LocalDateTime 类型:
```java
DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
LocalDateTime dateTime = LocalDateTime.parse("2023-05-24 00:00:00", formatter);
```
这样就可以将字符串转换为 LocalDateTime 类型了。
JSON parse error: Cannot deserialize value of type `java.time.LocalDateTime` from String "2019-11-25 18:00:26": Failed to deserialize java.time.LocalDateTime: (java.time.format.DateTimeParseException) Text '2019-11-25 18:00:26' 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 "2019-11-25 18:00:26": Failed to deserialize java.time.LocalDateTime: (java.time.format.DateTimeParseException) Text '2019-11-25 18:00:26' could not be parsed at index 10 at [Source: (PushbackInputStream); line: 1, column: 900] (through reference chain: com.asiainfo.crm.dict.api.business.order.oppty.contract.dto.ContractSaveDTO["createDate"])
A:这是一个 JSON 解析错误,因为在尝试将一个 String 类型的日期数据转换为 LocalDateTime 类型时出现了问题。具体原因是日期字符串格式不符合 LocalDateTime 的格式要求,导致解析失败。建议检查日期格式是否正确,并将其转换为 LocalDateTime 类型的格式。
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