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package org.glassfish.jersey.tests.e2e.common.internal;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Set;
import java.util.stream.Collectors;
import javax.ws.rs.RuntimeType;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.container.ContainerRequestContext;
import javax.ws.rs.container.ContainerRequestFilter;
import javax.ws.rs.container.ContainerResponseContext;
import javax.ws.rs.container.ContainerResponseFilter;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.ext.MessageBodyReader;
import javax.ws.rs.ext.MessageBodyWriter;
import javax.ws.rs.ext.RuntimeDelegate;
import javax.inject.Singleton;
import org.glassfish.jersey.internal.inject.Binder;
import org.glassfish.jersey.internal.inject.CompositeBinder;
import org.glassfish.jersey.internal.inject.CustomAnnotationLiteral;
import org.glassfish.jersey.internal.inject.InjectionManager;
import org.glassfish.jersey.internal.inject.Injections;
import org.glassfish.jersey.internal.inject.ProviderBinder;
import org.glassfish.jersey.internal.inject.Providers;
import org.glassfish.jersey.message.internal.MessagingBinders;
import org.glassfish.jersey.tests.e2e.common.TestRuntimeDelegate;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
/**
* ServiceProviders unit test.
*
* @author Santiago Pericas-Geertsen (santiago.pericasgeertsen at oracle.com)
* @author Marek Potociar (marek.potociar at oracle.com)
* @author Libor Kramolis (libor.kramolis at oracle.com)
*/
public class ProviderBinderTest {
private static class MyProvider implements MessageBodyReader, MessageBodyWriter {
@Override
public boolean isReadable(Class type, Type genericType, Annotation[] annotations,
MediaType mediaType) {
throw new UnsupportedOperationException("Not supported yet.");
}
@Override
public Object readFrom(Class type, Type genericType, Annotation[] annotations, MediaType mediaType,
MultivaluedMap httpHeaders, InputStream entityStream)
throws IOException, WebApplicationException {
throw new UnsupportedOperationException("Not supported yet.");
}
@Override
public boolean isWriteable(Class type, Type genericType, Annotation[] annotations,
MediaType mediaType) {
throw new UnsupportedOperationException("Not supported yet.");
}
@Override
public long getSize(Object t, Class type, Type genericType, Annotation[] annotations,
MediaType mediaType) {
throw new UnsupportedOperationException("Not supported yet.");
}
@Override
public void writeTo(Object t, Class type, Type genericType, Annotation[] annotations,
MediaType mediaType, MultivaluedMap httpHeaders, OutputStream entityStream)
throws IOException, WebApplicationException {
throw new UnsupportedOperationException("Not supported yet.");
}
}
private static Binder initBinders(Binder... binders) {
List<Binder> binderList = Arrays.stream(binders).collect(Collectors.toList());
binderList.add(new MessagingBinders.MessageBodyProviders(null, RuntimeType.SERVER));
return CompositeBinder.wrap(binderList);
}
public ProviderBinderTest() {
RuntimeDelegate.setInstance(new TestRuntimeDelegate());
}
@Test
public void testServicesNotEmpty() {
InjectionManager injectionManager = Injections.createInjectionManager(initBinders());
injectionManager.completeRegistration();
Set<MessageBodyReader> providers = Providers.getProviders(injectionManager, MessageBodyReader.class);
assertTrue(providers.size() > 0);
}
@Test
public void testServicesMbr() {
InjectionManager injectionManager = Injections.createInjectionManager(initBinders());
injectionManager.completeRegistration();
Set<MessageBodyReader> providers = Providers.getProviders(injectionManager, MessageBodyReader.class);
assertTrue(providers.size() > 0);
}
@Test
public void testServicesMbw() {
InjectionManager injectionManager = Injections.createInjectionManager(initBinders());
injectionManager.completeRegistration();
Set<MessageBodyWriter> providers = Providers.getProviders(injectionManager, MessageBodyWriter.class);
assertTrue(providers.size() > 0);
}
@Test
public void testProvidersMbr() {
InjectionManager injectionManager = Injections.createInjectionManager(initBinders());
ProviderBinder providerBinder = new ProviderBinder(injectionManager);
providerBinder.bindClasses(Collections.singleton(MyProvider.class));
injectionManager.completeRegistration();
Set<MessageBodyReader> providers = Providers.getCustomProviders(injectionManager, MessageBodyReader.class);
assertEquals(1, instancesOfType(MyProvider.class, providers).size());
}
@Test
public void testProvidersMbw() {
InjectionManager injectionManager = Injections.createInjectionManager(initBinders());
ProviderBinder providerBinder = new ProviderBinder(injectionManager);
providerBinder.bindClasses(Collections.singleton(MyProvider.class));
injectionManager.completeRegistration();
Set<MessageBodyWriter> providers = Providers.getCustomProviders(injectionManager, MessageBodyWriter.class);
final Collection<MyProvider> myProviders = instancesOfType(MyProvider.class, providers);
assertEquals(1, myProviders.size());
}
@Test
public void testProvidersMbrInstance() {
InjectionManager injectionManager = Injections.createInjectionManager(initBinders());
ProviderBinder providerBinder = new ProviderBinder(injectionManager);
providerBinder.bindInstances(Collections.singleton(new MyProvider()));
injectionManager.completeRegistration();
Set<MessageBodyReader> providers = Providers.getCustomProviders(injectionManager, MessageBodyReader.class);
assertEquals(1, instancesOfType(MyProvider.class, providers).size());
}
@Test
public void testProvidersMbwInstance() {
InjectionManager injectionManager = Injections.createInjectionManager(initBinders());
ProviderBinder providerBinder = new ProviderBinder(injectionManager);
providerBinder.bindInstances(Collections.singleton(new MyProvider()));
injectionManager.completeRegistration();
Set<MessageBodyWriter> providers = Providers.getCustomProviders(injectionManager, MessageBodyWriter.class);
assertEquals(instancesOfType(MyProvider.class, providers).size(), 1);
}
private <T> Collection<T> instancesOfType(final Class<T> c, Collection<?> collection) {
return collection.stream()
.filter((java.util.function.Predicate<Object>) o -> o.getClass() == c)
.map((java.util.function.Function<Object, T>) c::cast)
.collect(Collectors.toList());
}
@Test
public void testCustomRegistration() {
InjectionManager injectionManager = Injections.createInjectionManager();
ProviderBinder providerBinder = new ProviderBinder(injectionManager);
providerBinder.bindClasses(Child.class);
providerBinder.bindClasses(NotFilterChild.class);
injectionManager.completeRegistration();
ContainerRequestFilter requestFilter = getRequestFilter(injectionManager);
ContainerRequestFilter requestFilter2 = getRequestFilter(injectionManager);
assertEquals(requestFilter, requestFilter2);
ContainerResponseFilter responseFilter = getResponseFilter(injectionManager);
ContainerResponseFilter responseFilter2 = getResponseFilter(injectionManager);
assertTrue(responseFilter == responseFilter2);
assertTrue(responseFilter == requestFilter);
// only one filter should be registered
Collection<ContainerResponseFilter> filters =
Providers.getCustomProviders(injectionManager, ContainerResponseFilter.class);
assertEquals(1, filters.size());
Child child = injectionManager.getInstance(Child.class);
Child child2 = injectionManager.getInstance(Child.class);
assertTrue(child != responseFilter);
assertTrue(child == child2);
}
private ContainerResponseFilter getResponseFilter(InjectionManager injectionManager) {
ContainerResponseFilter responseFilter =
injectionManager.getInstance(ContainerResponseFilter.class, CustomAnnotationLiteral.INSTANCE);
assertEquals(Child.class, responseFilter.getClass());
return responseFilter;
}
private ContainerRequestFilter getRequestFilter(InjectionManager injectionManager) {
ContainerRequestFilter requestFilter =
injectionManager.getInstance(ContainerRequestFilter.class, CustomAnnotationLiteral.INSTANCE);
assertEquals(Child.class, requestFilter.getClass());
return requestFilter;
}
interface ParentInterface {
}
interface ChildInterface extends ChildSuperInterface {
}
interface SecondChildInterface {
}
interface ChildSuperInterface extends ContainerResponseFilter {
}
@Singleton
public static class Parent implements ParentInterface, ContainerRequestFilter {
@Override
public void filter(ContainerRequestContext requestContext) throws IOException {
}
}
@Singleton
public static class Child extends Parent implements ChildInterface, SecondChildInterface {
@Override
public void filter(ContainerRequestContext requestContext, ContainerResponseContext responseContext) throws IOException {
}
}
private static class NotFilterChild implements ParentInterface {
}
}