[英]Jersey issue with unmarshalling responce entity with HashSet field
我有Jersey
的問題(2.13)。 我想這個問題與非編組機制有關。 我的User
實體有一個字段 - Role
實體的集合。 當我試圖得到它時,我得到一個錯誤。
這是我的課程
@XmlRootElement(name = "user")
public class User {
private Set<Role> roleSet;
// other fields omitted
@XmlElementWrapper(name = "roles")
@XmlElement(name = "role")
public Set<Role> getRoleSet() { /* compiled code */ }
// all other getters with simple JAXB annotations @XmlElement omitted
}
角色
@XmlRootElement(name = "role")
public class ClientRole {
private String name;
private boolean active;
private String id;
@XmlElement(name = "name")
public String getName() { /* compiled code */ }
// all getters with JAXB annotations omitted
}
我的澤西島客戶代碼
HttpAuthenticationFeature authenticationFeature = HttpAuthenticationFeature.basic("freddy", "qwerty");
Client client = ClientBuilder
.newClient()
.register(authenticationFeature)
.register(JacksonFeature.class);
WebTarget target = client.target("http://localhost:4444/server/");
Response resp = target
.path("/api/users/freddy")
.request()
.accept(MediaType.APPLICATION_JSON)
.get();
User entity = resp.readEntity(User.class);
System.out.println(entity);
我該如何解決這個錯誤? 或者也許我只是忘記注冊一些新功能(對於新澤西版本2.13)?
Exception in thread "main" javax.ws.rs.ProcessingException: Error reading entity from input stream.
at org.glassfish.jersey.message.internal.InboundMessageContext.readEntity(InboundMessageContext.java:866)
at org.glassfish.jersey.message.internal.InboundMessageContext.readEntity(InboundMessageContext.java:783)
at org.glassfish.jersey.client.ClientResponse.readEntity(ClientResponse.java:326)
at org.glassfish.jersey.client.InboundJaxrsResponse$1.call(InboundJaxrsResponse.java:111)
at org.glassfish.jersey.internal.Errors.process(Errors.java:315)
at org.glassfish.jersey.internal.Errors.process(Errors.java:297)
at org.glassfish.jersey.internal.Errors.process(Errors.java:228)
at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:399)
at org.glassfish.jersey.client.InboundJaxrsResponse.readEntity(InboundJaxrsResponse.java:108)
at com.test.CreateUserExample.main(CreateUserExample.java:36)
Caused by: com.fasterxml.jackson.databind.exc.UnrecognizedPropertyException: Unrecognized field "roles" (class com.server.dto.auth.User), not marked as ignorable (6 known properties: "enabled", "statusId", "role", "username", "emailAddress", "password"])
at [Source: org.glassfish.jersey.message.internal.ReaderInterceptorExecutor$UnCloseableInputStream@34cdeda2; line: 1, column: 141] (through reference chain: com.server.dto.auth.User["roles"])
at com.fasterxml.jackson.databind.exc.UnrecognizedPropertyException.from(UnrecognizedPropertyException.java:51)
at com.fasterxml.jackson.databind.DeserializationContext.reportUnknownProperty(DeserializationContext.java:671)
at com.fasterxml.jackson.databind.deser.std.StdDeserializer.handleUnknownProperty(StdDeserializer.java:771)
at com.fasterxml.jackson.databind.deser.BeanDeserializerBase.handleUnknownProperty(BeanDeserializerBase.java:1297)
at com.fasterxml.jackson.databind.deser.BeanDeserializerBase.handleUnknownVanilla(BeanDeserializerBase.java:1275)
at com.fasterxml.jackson.databind.deser.BeanDeserializer.vanillaDeserialize(BeanDeserializer.java:247)
at com.fasterxml.jackson.databind.deser.BeanDeserializer.deserialize(BeanDeserializer.java:118)
at com.fasterxml.jackson.databind.ObjectReader._bind(ObjectReader.java:1233)
at com.fasterxml.jackson.databind.ObjectReader.readValue(ObjectReader.java:677)
at com.fasterxml.jackson.jaxrs.base.ProviderBase.readFrom(ProviderBase.java:777)
at org.glassfish.jersey.message.internal.ReaderInterceptorExecutor$TerminalReaderInterceptor.invokeReadFrom(ReaderInterceptorExecutor.java:264)
at org.glassfish.jersey.message.internal.ReaderInterceptorExecutor$TerminalReaderInterceptor.aroundReadFrom(ReaderInterceptorExecutor.java:234)
at org.glassfish.jersey.message.internal.ReaderInterceptorExecutor.proceed(ReaderInterceptorExecutor.java:154)
at org.glassfish.jersey.message.internal.MessageBodyFactory.readFrom(MessageBodyFactory.java:1124)
at org.glassfish.jersey.message.internal.InboundMessageContext.readEntity(InboundMessageContext.java:851)
UPDATE
這是我的依賴
<dependency>
<groupId>org.glassfish.jersey.core</groupId>
<artifactId>jersey-client</artifactId>
<version>2.13</version>
</dependency>
<dependency>
<groupId>org.glassfish.jersey.media</groupId>
<artifactId>jersey-media-json-jackson</artifactId>
<version>2.13</version>
</dependency>
更新2
String entity = resp.readEntity(String.class);
{"name":"Bob","enabled":true,"roles":[{"name":"ADMIN","active":false,"id":12313214},{"name":"USER","active":true,"id":45353}]}
問題是,在序列化時,你可能正在使用MOXy,它增加了額外的包裝元素(在這種情況下的roles
),而傑克遜並不完全支持。
您可以在客戶端使用MOXy進行反序列化
Client client = ClientBuilder
.newClient()
.register(authenticationFeature)
.register(MoxyJsonFeature.class);
或稍微更改您的模型類,以便JAXB序列化程序(MOXy)生成Jackson能夠反序列化的內容
@XmlElement(name = "roles")
public Set<Role> getRoleSet() {
return roleSet;
}
最后,你可以通過注冊JacksonFeature
讓Jersey在服務器端使用Jackson:
@ApplicationPath("/")
public class TestApplication extends ResourceConfig {
public TestApplication() {
register(TestResource.class);
register(JacksonFeature.class);
}
}
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