[英]Spring Data Rest -Disable self links(HAL) in Json
我是spring-data-rest的新手。 在我的應用程序中,當我進行休息調用時,我得到了包含自鏈接和外鍵表鏈接的 json。 但我想要json而不是鏈接。 我使用 telosys 工具生成器生成了我的代碼。 當我對數據庫中的“商品”表進行 REST 調用時,這是我的 JSON。
{
"id" : 1,
"rate": 300,
"type": "item",
"shortDescription": "test",
"longDescription": "test test",
"_links": {
"self": {
"href": "http://localhost:8080/sportsrest/merchandises/1"
},
"listOfMerchandiseAttribute": {
"href": "http://localhost:8080/sportsrest/merchandises/1/listOfMerchandiseAttribute"
},
}
}
但不是獲取“listOfMerchandiseAttribute”的鏈接,而是我想獲取 listOfMerchandiseAttribute 的 JSON。 listOfMerchandiseAttribute 是我在數據庫中的另一個表
那就是我想要這樣的json:
{
"id": 1,
"rate": 300,
"type": "item",
"shortDescription": "test",
"longDescription": "test test",
"_links": {
"self": {
"href": "http://localhost:8080/sportsrest/merchandises/1"
},
"listOfMerchandiseAttribute": {
"id": 1,
"attributeName": "testname",
"attributeValue": 50
},
}
}
當我在谷歌上搜索時,我得到了一些結果並據此更改了 ApplicationConfig.java 文件,但我仍然得到鏈接而不是 JSON。 這是我的 ApplicationConfig 文件。
ApplicationConfig.java
/*
* Created on 19 Mar 2015 ( Time 14:41:07 )
* Generated by Telosys Tools Generator ( version 2.1.0 )
*/
package co.vitti.sports;
import org.springframework.context.MessageSource;
import javax.sql.DataSource;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.support.ResourceBundleMessageSource;
import org.springframework.data.rest.core.config.RepositoryRestConfiguration;
import org.springframework.data.rest.webmvc.config.RepositoryRestMvcConfiguration;
import org.springframework.http.MediaType;
import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseBuilder;
import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseType;
import org.springframework.web.servlet.config.annotation.DefaultServletHandlerConfigurer;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import co.vitti.sports.validator.BinaryValidator;
import co.vitti.sports.validator.CustomerPackageBalValidator;
import co.vitti.sports.validator.MerchandiseItemValidator;
import co.vitti.sports.validator.CustomerPackageValidator;
import co.vitti.sports.validator.InvoiceValidator;
import co.vitti.sports.validator.UserRoleValidator;
import co.vitti.sports.validator.SportValidator;
import co.vitti.sports.validator.MerchandiseTypeValidator;
import co.vitti.sports.validator.BookingValidator;
import co.vitti.sports.validator.TenantValidator;
import co.vitti.sports.validator.PaymentModeValidator;
import co.vitti.sports.validator.CourtValidator;
import co.vitti.sports.validator.MerchandisePackageValidator;
import co.vitti.sports.validator.CartValidator;
import co.vitti.sports.validator.MigrationValidator;
import co.vitti.sports.validator.TenantSportValidator;
import co.vitti.sports.repository.converter.TenantSportKeyConverter;
import co.vitti.sports.validator.TenantPaymentmodeValidator;
import co.vitti.sports.repository.converter.TenantPaymentmodeKeyConverter;
import co.vitti.sports.validator.MerchandiseAttributeValidator;
import co.vitti.sports.repository.converter.MerchandiseAttributeKeyConverter;
import co.vitti.sports.validator.CartItemValidator;
import co.vitti.sports.validator.MerchandiseValidator;
import co.vitti.sports.validator.UserValidator;
import co.vitti.sports.validator.TimeslotValidator;
import co.vitti.sports.validator.RoleValidator;
import org.springframework.core.convert.support.ConfigurableConversionService;
/**
* Application configuration.
* ( messages resources, validators)
* @author Telosys Tools Generator
*
*/
@Configuration
@ComponentScan(basePackageClasses = ApplicationConfig.class)
@EnableWebMvc
public class ApplicationConfig extends RepositoryRestMvcConfiguration {
@Override
protected void configureRepositoryRestConfiguration(RepositoryRestConfiguration config){
config.setDefaultMediaType((MediaType) MediaType.parseMediaTypes("application/x-spring-data-verbose+json"));
}
@Bean
public DataSource dataSource(){
EmbeddedDatabaseBuilder builder = new EmbeddedDatabaseBuilder();
return builder.setType(EmbeddedDatabaseType.HSQL).build();
}
/**
* Message Ressource declaration.
* @return MessageRessource
*/
@Bean
public MessageSource messageSource() {
ResourceBundleMessageSource source = new ResourceBundleMessageSource();
source.setBasename("i18n/messages");
source.setUseCodeAsDefaultMessage(true);
return source;
}
/**
* Validator declaration for Binary
* @return the BinaryValidator
*/
@Bean
public BinaryValidator beforeCreateBinaryValidator() {
return new BinaryValidator();
}
/**
* Validator declaration for CustomerPackageBal
* @return the CustomerPackageBalValidator
*/
@Bean
public CustomerPackageBalValidator beforeCreateCustomerPackageBalValidator() {
return new CustomerPackageBalValidator();
}
/**
* Validator declaration for MerchandiseItem
* @return the MerchandiseItemValidator
*/
@Bean
public MerchandiseItemValidator beforeCreateMerchandiseItemValidator() {
return new MerchandiseItemValidator();
}
/**
* Validator declaration for CustomerPackage
* @return the CustomerPackageValidator
*/
@Bean
public CustomerPackageValidator beforeCreateCustomerPackageValidator() {
return new CustomerPackageValidator();
}
/**
* Validator declaration for Invoice
* @return the InvoiceValidator
*/
@Bean
public InvoiceValidator beforeCreateInvoiceValidator() {
return new InvoiceValidator();
}
/**
* Validator declaration for UserRole
* @return the UserRoleValidator
*/
@Bean
public UserRoleValidator beforeCreateUserRoleValidator() {
return new UserRoleValidator();
}
/**
* Validator declaration for Sport
* @return the SportValidator
*/
@Bean
public SportValidator beforeCreateSportValidator() {
return new SportValidator();
}
/**
* Validator declaration for MerchandiseType
* @return the MerchandiseTypeValidator
*/
@Bean
public MerchandiseTypeValidator beforeCreateMerchandiseTypeValidator() {
return new MerchandiseTypeValidator();
}
/**
* Validator declaration for Booking
* @return the BookingValidator
*/
@Bean
public BookingValidator beforeCreateBookingValidator() {
return new BookingValidator();
}
/**
* Validator declaration for Tenant
* @return the TenantValidator
*/
@Bean
public TenantValidator beforeCreateTenantValidator() {
return new TenantValidator();
}
/**
* Validator declaration for PaymentMode
* @return the PaymentModeValidator
*/
@Bean
public PaymentModeValidator beforeCreatePaymentModeValidator() {
return new PaymentModeValidator();
}
/**
* Validator declaration for Court
* @return the CourtValidator
*/
@Bean
public CourtValidator beforeCreateCourtValidator() {
return new CourtValidator();
}
/**
* Validator declaration for MerchandisePackage
* @return the MerchandisePackageValidator
*/
@Bean
public MerchandisePackageValidator beforeCreateMerchandisePackageValidator() {
return new MerchandisePackageValidator();
}
/**
* Validator declaration for Cart
* @return the CartValidator
*/
@Bean
public CartValidator beforeCreateCartValidator() {
return new CartValidator();
}
/**
* Validator declaration for Migration
* @return the MigrationValidator
*/
@Bean
public MigrationValidator beforeCreateMigrationValidator() {
return new MigrationValidator();
}
/**
* Validator declaration for TenantSport
* @return the TenantSportValidator
*/
@Bean
public TenantSportValidator beforeCreateTenantSportValidator() {
return new TenantSportValidator();
}
/**
* Validator declaration for TenantPaymentmode
* @return the TenantPaymentmodeValidator
*/
@Bean
public TenantPaymentmodeValidator beforeCreateTenantPaymentmodeValidator() {
return new TenantPaymentmodeValidator();
}
/**
* Validator declaration for MerchandiseAttribute
* @return the MerchandiseAttributeValidator
*/
@Bean
public MerchandiseAttributeValidator beforeCreateMerchandiseAttributeValidator() {
return new MerchandiseAttributeValidator();
}
/**
* Validator declaration for CartItem
* @return the CartItemValidator
*/
@Bean
public CartItemValidator beforeCreateCartItemValidator() {
return new CartItemValidator();
}
/**
* Validator declaration for Merchandise
* @return the MerchandiseValidator
*/
@Bean
public MerchandiseValidator beforeCreateMerchandiseValidator() {
return new MerchandiseValidator();
}
/**
* Validator declaration for User
* @return the UserValidator
*/
@Bean
public UserValidator beforeCreateUserValidator() {
return new UserValidator();
}
/**
* Validator declaration for Timeslot
* @return the TimeslotValidator
*/
@Bean
public TimeslotValidator beforeCreateTimeslotValidator() {
return new TimeslotValidator();
}
/**
* Validator declaration for Role
* @return the RoleValidator
*/
@Bean
public RoleValidator beforeCreateRoleValidator() {
return new RoleValidator();
}
/**
* Add all converters for composite keys
*/
@Override
protected void configureConversionService(ConfigurableConversionService conversionService) {
super.configureConversionService(conversionService);
conversionService.addConverter(this.tenantsportKeyConverter());
conversionService.addConverter(this.tenantpaymentmodeKeyConverter());
conversionService.addConverter(this.merchandiseattributeKeyConverter());
}
/**
* Converter for the composite key in the TenantSport entity
* @return the converter
*/
@Bean
public TenantSportKeyConverter tenantsportKeyConverter() {
return new TenantSportKeyConverter();
}
/**
* Converter for the composite key in the TenantPaymentmode entity
* @return the converter
*/
@Bean
public TenantPaymentmodeKeyConverter tenantpaymentmodeKeyConverter() {
return new TenantPaymentmodeKeyConverter();
}
/**
* Converter for the composite key in the MerchandiseAttribute entity
* @return the converter
*/
@Bean
public MerchandiseAttributeKeyConverter merchandiseattributeKeyConverter() {
return new MerchandiseAttributeKeyConverter();
}
// equivalents for <mvc:resources/> tags
@Override
public void addResourceHandlers(ResourceHandlerRegistry registry) {
registry.addResourceHandler("/app/**").addResourceLocations("/app/")
.setCachePeriod(31556926);
}
// equivalent for <mvc:default-servlet-handler/> tag
@Override
public void configureDefaultServletHandling(
DefaultServletHandlerConfigurer configurer) {
configurer.enable();
}
}
誰能幫我解決我的問題並在鏈接上獲取 JSON。 提前致謝。
您應該確保 listOfMerchandiseAttribute 是您的域類的成員。 然后默認轉換為 JSON 應該有它。 Spring Data REST 將使用您當前的表示形式並添加超媒體。
您可以使用摘錄(特別是為這種情況制作的)。 因為 Spring 示例非常雄辯,在這里復制它很愚蠢,我將指出它: https ://docs.spring.io/spring-data/rest/docs/3.1.x/reference/html/#projections -excerpts.excerpting-commonly-accessed-data 。
但為了記錄和您的方便,我將粘貼 spring 示例的主要部分:
@Projection(name = "inlineAddress", types = { Person.class })
interface InlineAddress {
String getFirstName();
String getLastName();
Address getAddress();
}
請參閱Projection javadoc中的types
表示投影類型綁定到的類型。
摘錄可以這樣使用:
@RepositoryRestResource(excerptProjection = InlineAddress.class)
interface PersonRepository extends CrudRepository<Person, Long> {}
為了得到這個:
{
"firstName" : "Frodo",
"lastName" : "Baggins",
"address" : {
"street": "Bag End",
"state": "The Shire",
"country": "Middle Earth"
},
"_links": ...
}
對您來說, merchandise
相當於Person
,而listOfMerchandiseAttribute
相當於address
。
如何擺脫 _links
檢查我在禁用 JSON 中的超文本應用程序語言 (HAL) 的答案? .
最后的筆記
Spring 正在發展,因此請注意,這至少適用於:
spring-data-rest-webmvc 3.1.3.RELEASE
或者,如果您更喜歡彈簧靴版本:
spring-boot-starter-parent 2.1.1.RELEASE
一種更簡潔的方法是在application.properties
中將以下屬性設置為false
並創建Projections
spring.hateoas.use-hal-as-default-json-media-type=false
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