提问者:小点点

无法反序列化StringJava对象


(数据类)实体。JAVA

@Data
@Accessors(chain = true)
@AllArgsConstructor
@NoArgsConstructor
public class Entity implements Serializable {
    private String id;
    private String name;
    private String status;
    private ZonedDateTime registrationDatetime;
    private ZonedDateTime updatedDatetime;
    private ZonedDateTime createdDatetime;
}

(数据类)实体。JAVA

@Data
@AllArgsConstructor
@JsonDeserialize
public class Entities implements Serializable {
    private List<Entity> entities;
}

我试着说:

TypeReference<ResponseModel<Entities>> typeReference = new TypeReference<ResponseModel<Entities>>() {};
ResponseModel<Entities> response = objectMapper.readValue(result.getResponse().getContentAsString(), typeReference);

我犯了一个错误:

com.fasterxml.jackson.databind.exc.InvalidDefinitionException: Cannot construct instance of `model/Entities` (no Creators, like default construct, exist): cannot deserialize from Object value (no delegate- or property-based Creator)

我已经把@JsonDeserialize实现了可序列化我错过了什么?


共1个答案

匿名用户

尝试给@NoArgsConstructor也实体类。这应该行得通。