使用Traverson的Spring-Hateoas客户

我想使用Traverson的Spring-Hateoas的休息服务，但遇到以下问题，我在网络上找不到任何东西。我正在使用Spring-Boot 1.1.10.RELEASE。

我的客户呼叫如下所示：

... 

final Traverson traverson = new Traverson(new URI("http://localhost:8080/bbsng-app-rest"), MediaTypes.HAL_JSON);

...

我得到以下问题：

java.lang.NoClassDefFoundError: Could not initialize class org.springframework.hateoas.client.Traverson
at at.compax.bbsng.client.mvc.client.service.BerufServiceImpl.findeAlleBerufe(BerufServiceImpl.java:41)
at at.compax.bbsng.client.mvc.rest.controller.BerufController$1.call(BerufController.java:25)
at at.compax.bbsng.client.mvc.rest.controller.BerufController$1.call(BerufController.java:1)
at org.springframework.web.context.request.async.WebAsyncManager$4.run(WebAsyncManager.java:316)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.lang.Thread.run(Thread.java:745)

=====

相关配置：

POM：

...

    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-actuator</artifactId>
    </dependency>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-web</artifactId>
    </dependency>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-thymeleaf</artifactId>
    </dependency>
    <dependency>
        <groupId>org.springframework.hateoas</groupId>
        <artifactId>spring-hateoas</artifactId>
    </dependency>
    <dependency>
        <groupId>org.springframework.plugin</groupId>
        <artifactId>spring-plugin-core</artifactId>
        <version>1.1.0.RELEASE</version>
    </dependency>

...

应用类别：

@Configuration
@EnableHypermediaSupport(type = HAL)
@EnableAutoConfiguration
public class ApplicationClientMvc {

    public static void main(final String[] args) {
        SpringApplication.run(ApplicationClientMvc.class, args);
    }

    ...

====

调用上述URL时的Rest-Application响应：

{
   "link": null,
   "_links":
   {
       "self":
       {
           "href": "http://localhost:8080/bbsng-app-rest"
       },
       "berufe":
       {
           "href": "http://localhost:8080/bbsng-app-rest/beruf"
       },
       "betriebe":
       {
           "href": "http://localhost:8080/bbsng-app-rest/betrieb"
       },
       "fachrichtungen":
       {
           "href": "http://localhost:8080/bbsng-app-rest/fachrichtung"
       }
   }
}

谢谢你的帮忙。