ParentRefAnnotationInjectableTest.java

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package com.sun.jersey.impl.inject;

import com.sun.jersey.api.core.ParentRef;
import com.sun.jersey.api.core.InjectParam;
import com.sun.jersey.impl.AbstractResourceTester;
import javax.ws.rs.GET;
import javax.ws.rs.Path;

/**
 *
 * @author <a href="mailto:martin.grotzke@freiheit.com">Martin Grotzke</a>
 */
public class ParentRefAnnotationInjectableTest extends AbstractResourceTester {

    public ParentRefAnnotationInjectableTest(String testName) {
        super(testName);
    }

    public static abstract class BaseResource {
        String getName(Object o) {
            return (o == null) ? "null" : o.getClass().getSimpleName();
        }
    }

    @Path("/a")
    public static class AResource extends BaseResource {
        @ParentRef Object parent;

        @Path("b")
        public BResource sub(@InjectParam BResource b) {
            return b;
        }

        @GET
        public String get(@ParentRef Object p) {
            return this.getClass().getSimpleName() + ":" + getName(parent) + ":" + getName(p);
        }
    }

    public static class BResource extends BaseResource {
        @ParentRef AResource parent;

        @Path("c")
        public CResource sub(@InjectParam CResource c) {
            return c;
        }

        @GET
        public String get(@ParentRef AResource p) {
            return this.getClass().getSimpleName() + ":" + getName(parent) + ":" + getName(p);
        }
    }

    public static class CResource extends BaseResource {
        @ParentRef BResource parent;
        
        @GET
        public String get(@ParentRef BResource p) {
            return this.getClass().getSimpleName() + ":" + getName(parent) + ":" + getName(p);
        }
    }

    public void testParentRef() {
        initiateWebApplication(AResource.class);

        String value = resource("/a").get(String.class);
        assertEquals("AResource:null:null", value);

        value = resource("/a/b").get(String.class);
        assertEquals("BResource:AResource:AResource", value);
    }
}