CXF Test Case

gistfile1.txt

import org.apache.cxf.feature.AbstractFeature;
import org.apache.cxf.feature.LoggingFeature;
import org.apache.cxf.jaxrs.JAXRSServerFactoryBean;
import org.apache.cxf.jaxrs.client.JAXRSClientFactory;
import org.apache.cxf.jaxrs.client.WebClient;
import org.apache.cxf.jaxrs.lifecycle.SingletonResourceProvider;
import org.junit.Test;

import javax.ws.rs.Consumes;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import java.util.Arrays;

public class TestCaseClass {

  @Consumes({MediaType.APPLICATION_JSON})
  @Produces({MediaType.APPLICATION_JSON})
  public interface GrandchildResource {

    @GET
    @Path("/")
    String readGrandchildren();

  }

  @Consumes({MediaType.APPLICATION_JSON})
  @Produces({MediaType.APPLICATION_JSON})
  public interface ChildResource {

    @Path("/{childName}/grandChildren")
    public GrandchildResource getGrandchildResource();
  }

  @Path("/")
  public interface RootResource {

    @Path("/children")
    public ChildResource getChildResource();
  }

  public class GrandchildResourceImpl implements GrandchildResource {

    @Override
    public String readGrandchildren() {
      return "Marky,Ricky,Danny,Terry,Mikey,Davey,Timmy,Tommmy,Joey,Robby,Johnny,Brian";
    }
  }

  public class ChildResourceImpl implements ChildResource {

    @Override
    public GrandchildResource getGrandchildResource() {
      return new GrandchildResourceImpl();
    }
  }

  public class RootResourceImpl implements RootResource {

    @Override
    public ChildResource getChildResource() {
      return new ChildResourceImpl();
    }
  }

  // Always fails with java.lang.IllegalArgumentException: Unresolved variables; only 0 value(s) given for 1 unique variable(s)
  @Test
  public void testCase() {
    final String url = "http://localhost:12345/";
    JAXRSServerFactoryBean sf = new JAXRSServerFactoryBean();
    sf.setResourceClasses(RootResource.class);
    sf.setResourceProvider(RootResource.class,
                           new SingletonResourceProvider(
                               new RootResourceImpl()));
    sf.setAddress(url);
    sf.setStaticSubresourceResolution(false);
    sf.setFeatures(Arrays.<AbstractFeature>asList(new LoggingFeature()));
    sf.create();

    RootResource resource = JAXRSClientFactory.create(
        url, RootResource.class);
    WebClient.client(resource).accept(MediaType.APPLICATION_JSON_TYPE)
        .type(MediaType.APPLICATION_JSON_TYPE);

    ChildResource childResource = resource.getChildResource();
    GrandchildResource grandchildResource =
        childResource.getGrandchildResource();
    System.out.println(grandchildResource.readGrandchildren());
  }

}