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allow for resource methods to return <? extends XYZ>
Signed-off-by: jansupol <jan.supol@oracle.com>
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tests/e2e-server/src/test/java/org/glassfish/jersey/tests/e2e/server/TypedVariableTest.java
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/* | ||
* Copyright (c) 2023 Oracle and/or its affiliates. All rights reserved. | ||
* | ||
* This program and the accompanying materials are made available under the | ||
* terms of the Eclipse Public License v. 2.0, which is available at | ||
* http://www.eclipse.org/legal/epl-2.0. | ||
* | ||
* This Source Code may also be made available under the following Secondary | ||
* Licenses when the conditions for such availability set forth in the | ||
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License, | ||
* version 2 with the GNU Classpath Exception, which is available at | ||
* https://www.gnu.org/software/classpath/license.html. | ||
* | ||
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0 | ||
*/ | ||
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package org.glassfish.jersey.tests.e2e.server; | ||
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import org.glassfish.jersey.server.ResourceConfig; | ||
import org.glassfish.jersey.test.JerseyTest; | ||
import org.junit.jupiter.api.Test; | ||
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import javax.ws.rs.GET; | ||
import javax.ws.rs.Path; | ||
import javax.ws.rs.core.Application; | ||
import javax.ws.rs.core.Response; | ||
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import static org.junit.jupiter.api.Assertions.assertEquals; | ||
import static org.junit.jupiter.api.Assertions.assertTrue; | ||
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class TypedVariableTest extends JerseyTest { | ||
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private static final String ENTITY = "entity"; | ||
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@Path("/typed") | ||
public static class Resource { | ||
@GET | ||
@Path("extends") | ||
public <T extends CharSequence> T justExtends() { | ||
return (T) ENTITY; | ||
} | ||
} | ||
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@Override | ||
protected Application configure() { | ||
return new ResourceConfig(Resource.class); | ||
} | ||
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@Test | ||
void testExtends() { | ||
try (Response r = target("typed/extends").request().get()) { | ||
assertEquals(200, r.getStatus()); | ||
assertTrue(r.readEntity(String.class).startsWith(ENTITY)); | ||
} | ||
} | ||
} |