Java springrest：使用补丁编辑资源

在我的代码

场馆

和

教练

中，这两个实体都有照片，当我修补教练实体时，它工作正常，但当我想修补教练资源时，它会给我以下错误 有人能解释问题出在哪里

Coach.java

@Entity
public class Coach implements CoachGetter,Serializable {

    private static final long serialVersionUID = 1L;

    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private long id;

    @Column(nullable=false)
    private String name;

    private String extras;

    @ManyToOne
    @NotNull
    private Sport sport;

    @OneToOne(mappedBy="coach",targetEntity=CoachPhoto.class)
    private CoachPhoto coachPhoto;

    //getters and setters 
}

@Entity
public class Venue {

    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private long id;

    @Column(nullable=false)
    private String name;

    private Boolean enabled=true;

    private Double latitude;

    private Double longitude;

    @ManyToMany
    private Set<Sport> sport;

    @OneToMany(mappedBy="venue",targetEntity=VenuePhoto.class)
    private List <VenuePhoto> venuePhotos;
    //getters and setters
}

Venuehoto

@Entity
public class VenuePhoto {

    @Id
    @GeneratedValue(strategy=GenerationType.IDENTITY)
    private Long id;

    @ManyToOne
    private Venue venue;

    private String path;
    // getters and setters }

@Entity
public class CoachPhoto {

    @Id
    @GeneratedValue(strategy=GenerationType.IDENTITY)
    private Long id;

    @OneToOne
    private Coach coach;

    private String path;

       }

教练照片

@Entity
public class VenuePhoto {

    @Id
    @GeneratedValue(strategy=GenerationType.IDENTITY)
    private Long id;

    @ManyToOne
    private Venue venue;

    private String path;
    // getters and setters }

@Entity
public class CoachPhoto {

    @Id
    @GeneratedValue(strategy=GenerationType.IDENTITY)
    private Long id;

    @OneToOne
    private Coach coach;

    private String path;

       }

vention.java

@Entity
public class Coach implements CoachGetter,Serializable {

    private static final long serialVersionUID = 1L;

    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private long id;

    @Column(nullable=false)
    private String name;

    private String extras;

    @ManyToOne
    @NotNull
    private Sport sport;

    @OneToOne(mappedBy="coach",targetEntity=CoachPhoto.class)
    private CoachPhoto coachPhoto;

    //getters and setters 
}

@Entity
public class Venue {

    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private long id;

    @Column(nullable=false)
    private String name;

    private Boolean enabled=true;

    private Double latitude;

    private Double longitude;

    @ManyToMany
    private Set<Sport> sport;

    @OneToMany(mappedBy="venue",targetEntity=VenuePhoto.class)
    private List <VenuePhoto> venuePhotos;
    //getters and setters
}

场馆补丁请求

{
    "name": "National Stadium",
    "id": 5,
    "enabled": true,
    "latitude": 25.203927,
    "longitude": 55.271077,
    "venuePhotos": [ 
        {
            "path": "venuePhotos/3.jpg"
        },
        {
            "path": "venuePhotos/6.jpg"
        }
    ]
}

错误

Caused by: com.fasterxml.jackson.databind.JsonMappingException: Failed to convert from type [java.net.URI] to type [com.ivl.MySportsAcademy.model.VenuePhoto] for value 'path'; nested exception is java.lang.IllegalArgumentException: Cannot resolve URI path. Is it local or remote? Only local URIs are resolvable. (through reference chain: com.ivl.MySportsAcademy.model.Venue["venuePhotos"]->java.util.ArrayList[1])
    at com.fasterxml.jackson.databind.JsonMappingException.wrapWithPath(JsonMappingException.java:388) ~[jackson-databind-2.8.10.jar:2.8.10]
    at com.fasterxml.jackson.databind.JsonMappingException.wrapWithPath(JsonMappingException.java:360) ~[jackson-databind-2.8.10.jar:2.8.10]
    at com.fasterxml.jackson.databind.deser.std.CollectionDeserializer.deserialize(CollectionDeserializer.java:308) ~[jackson-databind-2.8.10.jar:2.8.10]
    at com.fasterxml.jackson.databind.deser.std.CollectionDeserializer.deserialize(CollectionDeserializer.java:259) ~[jackson-databind-2.8.10.jar:2.8.10]
    at com.fasterxml.jackson.databind.deser.std.CollectionDeserializer.deserialize(CollectionDeserializer.java:26) ~[jackson-databind-2.8.10.jar:2.8.10]
    at com.fasterxml.jackson.databind.deser.SettableBeanProperty.deserialize(SettableBeanProperty.java:504) ~[jackson-databind-2.8.10.jar:2.8.10]
    at com.fasterxml.jackson.databind.deser.impl.MethodProperty.deserializeAndSet(MethodProperty.java:104) ~[jackson-databind-2.8.10.jar:2.8.10]
    at com.fasterxml.jackson.databind.deser.BeanDeserializer.deserialize(BeanDeserializer.java:240) ~[jackson-databind-2.8.10.jar:2.8.10]
    at com.fasterxml.jackson.databind.ObjectReader._bindAndClose(ObjectReader.java:1628) ~[jackson-databind-2.8.10.jar:2.8.10]
    at com.fasterxml.jackson.databind.ObjectReader.readValue(ObjectReader.java:1301) ~[jackson-databind-2.8.10.jar:2.8.10]
    at org.springframework.data.rest.webmvc.json.DomainObjectReader.doMerge(DomainObjectReader.java:279) ~[spring-data-rest-webmvc-2.6.9.RELEASE.jar:na]
    at org.springframework.data.rest.webmvc.json.DomainObjectReader.read(DomainObjectReader.java:87) ~[spring-data-rest-webmvc-2.6.9.RELEASE.jar:na]
    ... 101 common frames omitted
Caused by: org.springframework.core.convert.ConversionFailedException: Failed to convert from type [java.net.URI] to type [com.ivl.MySportsAcademy.model.VenuePhoto] for value 'path'; nested exception is java.lang.IllegalArgumentException: Cannot resolve URI path. Is it local or remote? Only local URIs are resolvable.
    at org.springframework.data.rest.core.UriToEntityConverter.convert(UriToEntityConverter.java:119) ~[spring-data-rest-core-2.6.9.RELEASE.jar:na]
    at org.springframework.data.rest.webmvc.json.PersistentEntityJackson2Module$UriStringDeserializer.deserialize(PersistentEntityJackson2Module.java:518) ~[spring-data-rest-webmvc-2.6.9.RELEASE.jar:na]
    at com.fasterxml.jackson.databind.deser.std.CollectionDeserializer.deserialize(CollectionDeserializer.java:287) ~[jackson-databind-2.8.10.jar:2.8.10]
    ... 110 common frames omitted
Caused by: java.lang.IllegalArgumentException: Cannot resolve URI path. Is it local or remote? Only local URIs are resolvable.
    ... 113 common frames omitted

---

你也可以分享

CoachPhoto

和

VenuePhoto

课程吗？@Bentaye请检查更新的问题我想我帮不上忙，只是一个想法，是不是

场馆

没有实现

可序列化

，它的行为也不一样？@Bentaye我也实现了

可序列化

，但没有任何效果：|