com.fasterxml.jackson.databind.JsonMappingException: (was java.lang.NullPointExcepti 单属性VO在序列化时空指针异常

作者：代码探险家 | 2024-06-21 12:53:12

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com.fasterxml.jackson.databind.jsonmappingexception: (was java.lang.nullpoin


@ValueObject
@Embeddable
@Getter
@NoArgsConstructor()
@AllArgsConstructor(staticName = "of")
public class ContentInvestmentNo implements Serializable {
 
	private String uerName;
 
}


 
@ValueObject
@Embeddable
@Getter
@NoArgsConstructor()
@AllArgsConstructor(staticName = "of")
@JsonSerialize(using = ToStringSerializer.class)
public class ContentInvestmentNo implements Serializable {
 
 
	private String userName;
 
}

在VO上增加注解：

@JsonSerialize(using = ToStringSerializer.class)

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