GenericTypesTest.java

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package com.sun.jersey.impl.resource;

import com.sun.jersey.api.client.GenericType;
import com.sun.jersey.api.client.WebResource;
import com.sun.jersey.impl.AbstractResourceTester;
import com.sun.jersey.impl.client.JAXBBean;
import java.io.IOException;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.Collection;
import javax.ws.rs.GET;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.QueryParam;
import javax.ws.rs.core.GenericEntity;

/**
 *
 * @author Paul.Sandoz@Sun.Com
 */
public class GenericTypesTest extends AbstractResourceTester {
    
    public GenericTypesTest(String testName) {
        super(testName);
    }

    public static abstract class AResource<T, V> {
        @QueryParam("v") V fieldV;

        V methodV;

        @QueryParam("v")
        public void set(V methodV) {
            this.methodV = methodV;
        }

        @GET
        public String get(@QueryParam("v") V getV) {
            return getV.toString() + fieldV.toString() + methodV.toString();
        }
        
        @POST
        public T post(T t) {
            return t;
        }

        @Path("sub")
        @POST
        public T postSub(T t) {
            return t;
        }
    }

    @Path("/")
    public static class StringResource extends AResource<String, String> {
    }

    public void testStringQuery() throws IOException {
        initiateWebApplication(StringResource.class);
        WebResource r = resource("/").queryParam("v", "foo");

        String s = r.get(String.class);
        assertEquals("foofoofoo", s);
    }

    @Path("/")
    public static class BigDecimalResource extends AResource<String, BigDecimal> {
    }

    public void testBigDecimalQuery() throws IOException {
        initiateWebApplication(BigDecimalResource.class);
        WebResource r = resource("/").queryParam("v", "3.14");

        String s = r.get(String.class);
        assertEquals("3.143.143.14", s);
    }

    @Path("/")
    @Produces("application/xml")
    public static class CollectionJAXBResource extends AResource<Collection<JAXBBean>, String> {
    }

    public void testCollectionJAXB() throws IOException {
        initiateWebApplication(CollectionJAXBResource.class);
        WebResource r = resource("/").queryParam("v", "3.14");

        Collection<JAXBBean> c = new ArrayList<JAXBBean>();
        c.add(new JAXBBean("one"));
        c.add(new JAXBBean("two"));
        c.add(new JAXBBean("three"));

        c = r.post(new GenericType<Collection<JAXBBean>>(){},
                new GenericEntity<Collection<JAXBBean>>(c){});
        assertEquals(3, c.size());

        c = r.path("sub").post(new GenericType<Collection<JAXBBean>>(){},
                new GenericEntity<Collection<JAXBBean>>(c){});
        assertEquals(3, c.size());
    }

}