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package org.glassfish.jersey.tests.e2e.server;
import java.io.IOException;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.client.WebTarget;
import javax.ws.rs.container.ResourceContext;
import javax.ws.rs.core.Configuration;
import javax.ws.rs.core.Context;
import javax.annotation.PostConstruct;
import javax.annotation.PreDestroy;
import org.glassfish.jersey.server.ResourceConfig;
import org.glassfish.jersey.test.JerseyTest;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
/**
* @author Marc Hadley
*/
public class PerRequestLifecycleTest extends JerseyTest {
/**
* Enum representing the actual state of the resource in the lifecycle.
*/
private static enum ResourceState {
NEW,
CONSTRUCTED,
DESTROYED
}
@Path("/post-construct")
public static class PostConstructResource {
private int count;
@Context
Configuration configuration;
public PostConstructResource() {
this.count = 0;
}
@PostConstruct
public void postConstruct() {
assertNotNull(configuration);
count++;
}
@GET
public String doGet() {
return Integer.toString(count);
}
}
private static ResourceState preDestroyState = ResourceState.NEW;
private static CountDownLatch preDestroyCdl = new CountDownLatch(1);
@Path("pre-destroy")
public static class PreDestroyResource {
public PreDestroyResource() throws IOException {
preDestroyState = ResourceState.CONSTRUCTED;
}
@GET
public String getFileName() {
return preDestroyState.name();
}
@PreDestroy
public void preDestroy() {
assertEquals(ResourceState.CONSTRUCTED, preDestroyState);
preDestroyState = ResourceState.DESTROYED;
preDestroyCdl.countDown();
}
}
@Path("referred")
public static class ReferredToResource {
@Path("sub")
public ReferencingOfResource get() {
return new ReferencingOfResource();
}
}
private static ResourceState prePostState = ResourceState.NEW;
private static CountDownLatch prePostCdl = new CountDownLatch(1);
@Path("pre-post")
public static class PreDestroyPostConstructResource {
@PostConstruct
public void postConstruct() throws IOException {
prePostState = ResourceState.CONSTRUCTED;
}
@GET
public String getState() {
return prePostState.name();
}
@PreDestroy
public void preDestroy() {
assertEquals(ResourceState.CONSTRUCTED, prePostState);
prePostState = ResourceState.DESTROYED;
prePostCdl.countDown();
}
}
private static ResourceState prePostPrivateState = ResourceState.NEW;
private static CountDownLatch prePostPrivateCdl = new CountDownLatch(1);
@Path("pre-post-private")
public static class PreDestroyPostConstructResourcePrivate {
@PostConstruct
private void postConstruct() throws IOException {
prePostPrivateState = ResourceState.CONSTRUCTED;
}
@GET
public String getState() {
return prePostPrivateState.name();
}
@PreDestroy
private void preDestroy() {
assertEquals(ResourceState.CONSTRUCTED, prePostPrivateState);
prePostPrivateState = ResourceState.DESTROYED;
prePostPrivateCdl.countDown();
}
}
private static ResourceState prePostProtectedState = ResourceState.NEW;
private static CountDownLatch prePostProtectedCdl = new CountDownLatch(1);
@Path("pre-post-protected")
public static class PreDestroyPostConstructResourceProtected {
@PostConstruct
protected void postConstruct() throws IOException {
prePostProtectedState = ResourceState.CONSTRUCTED;
}
@GET
public String getState() {
return prePostProtectedState.name();
}
@PreDestroy
protected void preDestroy() {
assertEquals(ResourceState.CONSTRUCTED, prePostProtectedState);
prePostProtectedState = ResourceState.DESTROYED;
prePostProtectedCdl.countDown();
}
}
private static ResourceState inheritedState = ResourceState.NEW;
private static CountDownLatch inheritedCdl = new CountDownLatch(1);
public abstract static class PostConstructResourceInherited {
@PostConstruct
private void postConstruct() throws IOException {
inheritedState = ResourceState.CONSTRUCTED;
}
@GET
public String getState() {
return inheritedState.name();
}
}
@Path("inherited")
public static class PreDestroyResourceInherited extends PostConstructResourceInherited {
@PreDestroy
private void preDestroy() {
assertEquals(ResourceState.CONSTRUCTED, inheritedState);
inheritedState = ResourceState.DESTROYED;
inheritedCdl.countDown();
}
}
public static class ReferencingOfResource {
@GET
public String get(@Context final ResourceContext rc) {
final ReferredToResource r1 = rc.getResource(ReferredToResource.class);
final ReferredToResource r2 = rc.getResource(ReferredToResource.class);
assertEquals(r1, r2);
return "GET";
}
}
@Override
public ResourceConfig configure() {
return new ResourceConfig(PreDestroyPostConstructResource.class, PreDestroyPostConstructResourcePrivate.class,
PreDestroyPostConstructResourceProtected.class, PreDestroyResourceInherited.class,
ReferredToResource.class, PreDestroyResource.class, PostConstructResource.class);
}
@Test
public void testPostConstructResource() {
final WebTarget target = target().path("post-construct");
assertEquals("1", target.request().get(String.class));
assertEquals("1", target.request().get(String.class));
assertEquals("1", target.request().get(String.class));
}
@Test
public void testPreDestroyResource() throws InterruptedException {
final String s = target().path("pre-destroy").request().get(String.class);
assertEquals(ResourceState.CONSTRUCTED.name(), s);
preDestroyCdl.await(1000, TimeUnit.MILLISECONDS);
assertEquals(ResourceState.DESTROYED, preDestroyState);
}
@Test
public void testReferredToResource() {
assertEquals("GET", target().path("referred/sub").request().get(String.class));
}
@Test
public void testPreDestroyPostCreateResource() throws InterruptedException {
final String s = target().path("pre-post").request().get(String.class);
assertEquals(ResourceState.CONSTRUCTED.name(), s);
prePostCdl.await(1000, TimeUnit.MILLISECONDS);
assertEquals(ResourceState.DESTROYED, prePostState);
}
@Test
public void testPreDestroyPostCreateResourcePrivate() throws InterruptedException {
final String s = target().path("pre-post-private").request().get(String.class);
assertEquals(ResourceState.CONSTRUCTED.name(), s);
prePostPrivateCdl.await(1000, TimeUnit.MILLISECONDS);
assertEquals(ResourceState.DESTROYED, prePostPrivateState);
}
@Test
public void testPreDestroyPostCreateResourceProtected() throws InterruptedException {
final String s = target().path("pre-post-protected").request().get(String.class);
assertEquals(ResourceState.CONSTRUCTED.name(), s);
prePostProtectedCdl.await(1000, TimeUnit.MILLISECONDS);
assertEquals(ResourceState.DESTROYED, prePostProtectedState);
}
@Test
public void testPreDestroyPostCreateResourceInherited() throws InterruptedException {
final String s = target().path("inherited").request().get(String.class);
assertEquals(ResourceState.CONSTRUCTED.name(), s);
inheritedCdl.await(1000, TimeUnit.MILLISECONDS);
assertEquals(ResourceState.DESTROYED, inheritedState);
}
}