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package org.glassfish.jersey.tests.e2e.server;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;
import java.util.HashSet;
import java.util.Set;
import java.util.concurrent.Callable;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.core.Application;
import javax.inject.Inject;
import javax.inject.Qualifier;
import javax.inject.Singleton;
import org.glassfish.jersey.internal.JerseyErrorService;
import org.glassfish.jersey.internal.inject.Injections;
import org.glassfish.jersey.process.internal.RequestScope;
import org.glassfish.jersey.process.internal.RequestScoped;
import org.glassfish.jersey.test.DeploymentContext;
import org.glassfish.jersey.test.JerseyTest;
import org.glassfish.hk2.api.AnnotationLiteral;
import org.glassfish.hk2.api.DynamicConfiguration;
import org.glassfish.hk2.api.ServiceLocator;
import org.glassfish.hk2.utilities.binding.AbstractBinder;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotSame;
/**
* @author Pavel Bucek (pavel.bucek at oracle.com)
*/
public class CustomInjectablesApplicationTest extends JerseyTest {
public static class MyApplication extends Application {
public static Set<Class<?>> classes = new HashSet<Class<?>>() {{
add(Resource.class);
}};
@Inject
public MyApplication(ServiceLocator serviceLocator) {
System.out.println("Registering injectables...");
DynamicConfiguration dc = Injections.getConfiguration(serviceLocator);
// request scope binding
Injections.addBinding(
Injections.newBinder(MyInjectablePerRequest.class).to(MyInjectablePerRequest.class).in(RequestScoped.class),
dc);
// singleton binding
Injections.addBinding(
Injections.newBinder(MyInjectableSingleton.class).to(MyInjectableSingleton.class).in(Singleton.class),
dc);
// singleton instance binding
Injections.addBinding(
Injections.newBinder(new MyInjectableSingleton()).to(MyInjectableSingleton.class),
dc);
// request scope binding with specified custom annotation
Injections.addBinding(
Injections.newBinder(MyInjectablePerRequest.class).to(MyInjectablePerRequest.class)
.qualifiedBy(new MyQualifierImpl())
.in(RequestScoped.class),
dc);
// commits changes
dc.commit();
}
@Override
public Set<Class<?>> getClasses() {
return classes;
}
}
public static class MyInjectablePerRequest {
public int i = 0;
}
@Singleton
public static class MyInjectableSingleton {
public int i = 0;
}
@Retention(java.lang.annotation.RetentionPolicy.RUNTIME)
@Target(ElementType.FIELD)
@Qualifier
public static @interface MyQualifier {
}
private static class MyQualifierImpl extends AnnotationLiteral<MyQualifier> implements MyQualifier {
}
@Path("/")
public static class Resource {
@Inject
MyInjectablePerRequest myInjectablePerRequest;
@Inject
MyInjectableSingleton myInjectableSingleton;
@Inject
@MyQualifier
MyInjectablePerRequest myInjectablePerRequest2;
@GET
@Path("/perrequest")
public String getAndIncPerRequest() {
return Integer.valueOf(++myInjectablePerRequest.i).toString();
}
@GET
@Path("/perrequestCustomQualifier")
public String getAndIncPerRequest2() {
return Integer.valueOf(++myInjectablePerRequest2.i).toString();
}
@GET
@Path("/singleton")
@Produces("text/plain")
public String getAndIncSingleton() {
System.out.println(myInjectableSingleton);
return Integer.valueOf(++myInjectableSingleton.i).toString();
}
}
@Override
protected DeploymentContext configureDeployment() {
return DeploymentContext.newInstance(MyApplication.class);
}
@Test
public void testPerRequest() throws Exception {
final javax.ws.rs.client.WebTarget perrequest = target().path("perrequest");
assertEquals("1", perrequest.request().get(String.class));
assertEquals("1", perrequest.request().get(String.class));
assertEquals("1", perrequest.request().get(String.class));
}
@Test
public void testSingleton() throws Exception {
final javax.ws.rs.client.WebTarget perrequest = target().path("singleton");
assertEquals("1", perrequest.request().get(String.class));
assertEquals("2", perrequest.request().get(String.class));
assertEquals("3", perrequest.request().get(String.class));
}
@Test
public void testCustomQualifier() throws Exception {
final javax.ws.rs.client.WebTarget perrequestCustomAnnotation = target().path("perrequestCustomQualifier");
assertEquals("1", perrequestCustomAnnotation.request().get(String.class));
assertEquals("1", perrequestCustomAnnotation.request().get(String.class));
assertEquals("1", perrequestCustomAnnotation.request().get(String.class));
}
@Test
public void plainHK2Test() throws Exception {
final ServiceLocator locator = Injections.createLocator(new RequestScope.Binder(), new JerseyErrorService.Binder(),
new AbstractBinder() {
@Override
protected void configure() {
bindAsContract(MyInjectablePerRequest.class).in(RequestScoped.class);
bindAsContract(MyInjectableSingleton.class).in(Singleton.class);
}
});
final RequestScope requestScope = locator.getService(RequestScope.class);
final MyInjectableSingleton myInjectableSingleton = locator.getService(MyInjectableSingleton.class);
assertEquals(myInjectableSingleton, locator.getService(MyInjectableSingleton.class));
final MyInjectablePerRequest myInjectablePerRequest = requestScope.runInScope(new Callable<MyInjectablePerRequest>() {
@Override
public MyInjectablePerRequest call() throws Exception {
final MyInjectablePerRequest myInjectablePerRequest = locator.getService(MyInjectablePerRequest.class);
assertEquals(myInjectablePerRequest, locator.getService(MyInjectablePerRequest.class));
return myInjectablePerRequest;
}
});
requestScope.runInScope(new Runnable() {
@Override
public void run() {
assertNotSame(myInjectablePerRequest, locator.getService(MyInjectablePerRequest.class));
}
});
}
@Test
public void plainHK2DynamicTest() throws Exception {
final ServiceLocator locator = Injections.createLocator(new RequestScope.Binder());
DynamicConfiguration dc = Injections.getConfiguration(locator);
Injections.addBinding(
Injections.newBinder(MyInjectablePerRequest.class).to(MyInjectablePerRequest.class).in(RequestScoped.class),
dc);
Injections.addBinding(
Injections.newBinder(MyInjectableSingleton.class).to(MyInjectableSingleton.class).in(Singleton.class),
dc);
dc.commit();
final RequestScope requestScope = locator.getService(RequestScope.class);
final MyInjectableSingleton myInjectableSingleton = locator.getService(MyInjectableSingleton.class);
assertEquals(myInjectableSingleton, locator.getService(MyInjectableSingleton.class));
final MyInjectablePerRequest myInjectablePerRequest = requestScope.runInScope(new Callable<MyInjectablePerRequest>() {
@Override
public MyInjectablePerRequest call() throws Exception {
final MyInjectablePerRequest myInjectablePerRequest = locator.getService(MyInjectablePerRequest.class);
assertEquals(myInjectablePerRequest, locator.getService(MyInjectablePerRequest.class));
return myInjectablePerRequest;
}
});
requestScope.runInScope(new Runnable() {
@Override
public void run() {
assertNotSame(myInjectablePerRequest, locator.getService(MyInjectablePerRequest.class));
}
});
}
}