ContextResolverMediaTypeTest.java

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package com.sun.jersey.impl.entity;

import com.sun.jersey.api.client.WebResource;
import com.sun.jersey.impl.AbstractResourceTester;
import java.io.IOException;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.ext.ContextResolver;
import javax.ws.rs.ext.Provider;
import javax.ws.rs.ext.Providers;

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

    @Produces("text/plain")
    @Provider
    public static class TextPlainContextResolver implements ContextResolver<String> {
        public String getContext(Class<?> objectType) {
            return "text/plain";
        }
    }

    @Produces("text/*")
    @Provider
    public static class TextContextResolver implements ContextResolver<String> {
        public String getContext(Class<?> objectType) {
            return "text/*";
        }
    }

    @Produces("*/*")
    @Provider
    public static class WildcardContextResolver implements ContextResolver<String> {
        public String getContext(Class<?> objectType) {
            return "*/*";
        }
    }

    @Produces({"text/plain", "text/html"})
    @Provider
    public static class TextPlainHtmlContextResolver implements ContextResolver<String> {
        public String getContext(Class<?> objectType) {
            return "text/plain/html";
        }

    }

    @Produces("text/html")
    @Provider
    public static class TextHtmlContextResolver implements ContextResolver<String> {
        public String getContext(Class<?> objectType) {
            return "text/html";
        }

    }

    @Path("/")
    public static class ContextResource {
        @Context Providers p;

        @Context ContextResolver<String> cr;

        @GET
        @Path("{id: .+}")
        public String get(@PathParam("id") MediaType m) {
            ContextResolver<String> cr = p.getContextResolver(String.class, m);

            // Verify cache is working
            ContextResolver<String> cachedCr = p.getContextResolver(String.class, m);
            assertEquals(cr, cachedCr);

            if (cr == null)
                return "NULL";
            else
                return cr.getContext(null);
        }
    }

    public void testProduce() throws IOException {
        initiateWebApplication(ContextResource.class, 
                TextPlainContextResolver.class,
                TextContextResolver.class,
                WildcardContextResolver.class);

        WebResource r = resource("/");

        assertEquals("text/plain", r.path("text/plain").get(String.class));
        assertEquals("text/*", r.path("text/*").get(String.class));
        assertEquals("*/*", r.path("*/*").get(String.class));

        assertEquals("text/*", r.path("text/html").get(String.class));

        assertEquals("*/*", r.path("application/xml").get(String.class));
        assertEquals("*/*", r.path("application/*").get(String.class));
    }

    public void testProduces() throws IOException {
        initiateWebApplication(ContextResource.class,
                TextPlainHtmlContextResolver.class,
                TextContextResolver.class,
                WildcardContextResolver.class);

        WebResource r = resource("/");

        assertEquals("text/plain/html", r.path("text/plain").get(String.class));
        assertEquals("text/plain/html", r.path("text/html").get(String.class));
        assertEquals("text/*", r.path("text/*").get(String.class));
        assertEquals("*/*", r.path("*/*").get(String.class));

        assertEquals("text/*", r.path("text/csv").get(String.class));

        assertEquals("*/*", r.path("application/xml").get(String.class));
        assertEquals("*/*", r.path("application/*").get(String.class));
    }

    public void testProducesSeparate() throws IOException {
        initiateWebApplication(ContextResource.class,
                TextPlainContextResolver.class,
                TextHtmlContextResolver.class,
                TextContextResolver.class,
                WildcardContextResolver.class);

        WebResource r = resource("/");

        assertEquals("text/plain", r.path("text/plain").get(String.class));
        assertEquals("text/html", r.path("text/html").get(String.class));
        assertEquals("text/*", r.path("text/*").get(String.class));
        assertEquals("*/*", r.path("*/*").get(String.class));

        assertEquals("text/*", r.path("text/csv").get(String.class));

        assertEquals("*/*", r.path("application/xml").get(String.class));
        assertEquals("*/*", r.path("application/*").get(String.class));
    }

    public void testProducesXXX() throws IOException {
        initiateWebApplication(ContextResource.class,
                TextPlainContextResolver.class,
                TextHtmlContextResolver.class);

        WebResource r = resource("/");

        assertEquals("text/plain", r.path("text/plain").get(String.class));
        assertEquals("text/html", r.path("text/html").get(String.class));
        assertEquals("NULL", r.path("text/*").get(String.class));
        assertEquals("NULL", r.path("*/*").get(String.class));

        assertEquals("NULL", r.path("text/csv").get(String.class));

        assertEquals("NULL", r.path("application/xml").get(String.class));
        assertEquals("NULL", r.path("application/*").get(String.class));
    }
}