com.fasterxml.jackson.databind.JsonMappingException反序列化中

Question

我有一个地址类，该地址类已映射到其他类，例如城市，州和国家等。当我在春季引导中返回地址对象时，在序列化所有内部类时，为了避免这种情况，我使用了@JsonIgnore属性并创建了额外的对象我要映射的属性的获取器和设置器。 我需要实现用于地址序列化的state_name和用于地址对象反序列化的state_id。

public class Address implements Serializable {
    private static final long serialVersionUID = 1L;

    @Id
    @GeneratedValue(generator = Constants.HIBERNATE_UUID_GENERATED_VALUE_GENERATOR)
    @GenericGenerator(name = Constants.HIBERNATE_UUID_GENERIC_GENERATOR_NAME, strategy = Constants.HIBERNATE_UUID_GENERIC_GENERATOR_STRATERGY)
    @JsonProperty(value = AddressConstants.ADDRESS_ID_JSON_KEY, access = JsonProperty.Access.READ_ONLY)
    @Column(name = AddressConstants.ADDRESS_ID_COLUMN_NAME, nullable = false, length = 64, unique = true)
    private String id;

    public String getId() {
        return id;
    }

    public void setId(String id) {
        this.id = id;
    }

    @JsonProperty(value = AddressConstants.ADDRESS_LINE_1_JSON_KEY)
    @Column(name = AddressConstants.ADDRESS_LINE_1_COLUMN_NAME)
    private String addressLine1;

    public String getAddressLine1() {
        return addressLine1;
    }

    public void setAddressLine1(String addressLine1) {
        this.addressLine1 = addressLine1;
    }

    @JsonProperty(value = AddressConstants.ADDRESS_LINE_2_JSON_KEY)
    @Column(name = AddressConstants.ADDRESS_LINE_2_COLUMN_NAME)
    private String addressLine2;

    public String getAddressLine2() {
        return addressLine2;
    }

    public void setAddressLine2(String addressLine2) {
        this.addressLine2 = addressLine2;
    }

    @JsonProperty(value = AddressConstants.ADDRESS_POSTAL_CODE_JSON_KEY)
    @Column(name = AddressConstants.ADDRESS_POSTAL_CODE_COLUMN_NAME, nullable = false, length = 32)
    private String postalCode;

    public String getPostalCode() {
        return postalCode;
    }

    public void setPostalCode(String postalCode) {
        this.postalCode = postalCode;
    }

    @JsonProperty(value = AddressConstants.ADDRESS_EMAIL_JSON_KEY)
    @Column(name = AddressConstants.ADDRESS_EMAIL_COLUMN_NAME, nullable = false, length = 32, unique = true)
    private String emailAddress;

    public String getEmailAddress() {
        return emailAddress;
    }

    public void setEmailAddress(String emailAddress) {
        this.emailAddress = emailAddress;
    }

    @JsonProperty(value = AddressConstants.ADDRESS_MOBILE_NUMBER_JSON_KEY)
    @Column(name = AddressConstants.ADDRESS_MOBILE_NUMBER_COLUMN_NAME, nullable = false, length = 16, unique = true)
    private long mobileNumber;

    public long getMobileNumber() {
        return mobileNumber;
    }

    public void setMobileNumber(long mobileNumber) {
        this.mobileNumber = mobileNumber;
    }

    @JsonProperty(value = AddressConstants.ADDRESS_PHONE_NUMBER_JSON_KEY)
    @Column(name = AddressConstants.ADDRESS_PHONE_NUMBER_COLUMN_NAME, length = 16, unique = true)
    private long phoneNumber;

    public long getPhoneNumber() {
        return phoneNumber;
    }

    public void setPhoneNumber(long phoneNumber) {
        this.phoneNumber = phoneNumber;
    }

    @Column(name = AddressConstants.ADDRESS_ACTIVE_COLUMN_NAME, columnDefinition = Constants.HIBERNATE_BOOLEAN_DEFAULT_TRUE)
    @JsonProperty(value = AddressConstants.ADDRESS_ACTIVE_JSON_KEY, access = JsonProperty.Access.WRITE_ONLY)
    private Boolean active;

    public Boolean getActive() {
        return active;
    }

    public void setActive(Boolean active) {
        this.active = active;
    }

    @OneToOne
    @JoinColumn(name = AddressConstants.ADDRESS_CITY_COLUMN_NAME)
    private City city;

    @JsonIgnore
    public City getCity() {
        return city;
    }

    @JsonIgnore
    public void setCity(City city) {
        this.city = city;
    }

    @JsonGetter(AddressConstants.ADDRESS_CITY_NAME_JSON_KEY)
    public String getCityName() {
        return this.getCity().getName();
    }

    @JsonDeserialize
    @JsonProperty(value = AddressConstants.ADDRESS_CITY_ID_JSON_KEY)
    public void setCityId(String id) {
        this.getCity().setId(id);
    }

    @OneToOne
    @JoinColumn(name = AddressConstants.ADDRESS_STATE_COLUMN_NAME)
    private State state;

    @JsonIgnore
    public State getState() {
        return state;
    }

    @JsonIgnore
    public void setState(State state) {
        this.state = state;
    }

    @JsonGetter(AddressConstants.ADDRESS_STATE_NAME_JSON_KEY)
    public String getStateName() {
        return this.getState().getName();
    }

    @JsonProperty(AddressConstants.ADDRESS_STATE_ID_JSON_KEY)
    public void setStateId(String id) {
        this.getState().setId(id);
    }

    @OneToOne
    @JoinColumn(name = AddressConstants.ADDRESS_COUNTRY_COLUMN_NAME)
    private CountryEntity countryEntity;

    @JsonIgnore
    public CountryEntity getCountryEntity() {
        return countryEntity;
    }

    @JsonIgnore
    public void setCountryEntity(CountryEntity countryEntity) {
        this.countryEntity = countryEntity;
    }

    @JsonGetter(AddressConstants.ADDRESS_COUNTRY_NAME_JSON_KEY)
    public String getCountryName() {
        return this.getCountryEntity().getName();
    }

    @JsonSetter(AddressConstants.ADDRESS_COUNTRY_ID_JSON_KEY)
    public void setCountryId(String id) {
        this.getCountryEntity().setId(id);
    }
}