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org.glassfish.jersey.client.JerseyInvocation Maven / Gradle / Ivy

/*
 * Copyright (c) 2011, 2021 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
 */

package org.glassfish.jersey.client;

import java.lang.reflect.Type;
import java.net.URI;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.concurrent.CancellationException;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Future;
import java.util.function.BiFunction;
import java.util.logging.Logger;

import jakarta.ws.rs.BadRequestException;
import jakarta.ws.rs.ClientErrorException;
import jakarta.ws.rs.ForbiddenException;
import jakarta.ws.rs.InternalServerErrorException;
import jakarta.ws.rs.NotAcceptableException;
import jakarta.ws.rs.NotAllowedException;
import jakarta.ws.rs.NotAuthorizedException;
import jakarta.ws.rs.NotFoundException;
import jakarta.ws.rs.NotSupportedException;
import jakarta.ws.rs.ProcessingException;
import jakarta.ws.rs.RedirectionException;
import jakarta.ws.rs.ServerErrorException;
import jakarta.ws.rs.ServiceUnavailableException;
import jakarta.ws.rs.WebApplicationException;
import jakarta.ws.rs.client.CompletionStageRxInvoker;
import jakarta.ws.rs.client.Entity;
import jakarta.ws.rs.client.Invocation;
import jakarta.ws.rs.client.InvocationCallback;
import jakarta.ws.rs.client.ResponseProcessingException;
import jakarta.ws.rs.client.RxInvoker;
import jakarta.ws.rs.client.RxInvokerProvider;
import jakarta.ws.rs.client.SyncInvoker;
import jakarta.ws.rs.core.CacheControl;
import jakarta.ws.rs.core.Cookie;
import jakarta.ws.rs.core.GenericType;
import jakarta.ws.rs.core.HttpHeaders;
import jakarta.ws.rs.core.MediaType;
import jakarta.ws.rs.core.MultivaluedMap;
import jakarta.ws.rs.core.Response;

import org.glassfish.jersey.client.internal.ClientResponseProcessingException;
import org.glassfish.jersey.client.internal.LocalizationMessages;
import org.glassfish.jersey.internal.MapPropertiesDelegate;
import org.glassfish.jersey.internal.inject.Bindings;
import org.glassfish.jersey.internal.inject.DisposableSupplier;
import org.glassfish.jersey.internal.inject.Providers;
import org.glassfish.jersey.internal.inject.ServiceHolder;
import org.glassfish.jersey.internal.util.Producer;
import org.glassfish.jersey.internal.util.PropertiesHelper;
import org.glassfish.jersey.internal.util.ReflectionHelper;
import org.glassfish.jersey.process.internal.ExecutorProviders;
import org.glassfish.jersey.process.internal.RequestScope;
import org.glassfish.jersey.spi.ExecutorServiceProvider;

/**
 * Jersey implementation of {@link jakarta.ws.rs.client.Invocation JAX-RS client-side
 * request invocation} contract.
 *
 * @author Marek Potociar
 */
public class JerseyInvocation implements jakarta.ws.rs.client.Invocation {

    private static final Logger LOGGER = Logger.getLogger(JerseyInvocation.class.getName());

    private final ClientRequest requestContext;
    // Copy request context when invoke or submit methods are invoked.
    private final boolean copyRequestContext;

    private boolean ignoreResponseException;

    private JerseyInvocation(final Builder builder) {
        this(builder, false);
    }

    private JerseyInvocation(final Builder builder, final boolean copyRequestContext) {
        validateHttpMethodAndEntity(builder.requestContext);

        this.requestContext = new ClientRequest(builder.requestContext);
        this.copyRequestContext = copyRequestContext;

        Object value = builder.requestContext.getConfiguration()
                .getProperty(ClientProperties.IGNORE_EXCEPTION_RESPONSE);
        if (value != null) {
            Boolean booleanValue = PropertiesHelper.convertValue(value, Boolean.class);
            if (booleanValue != null) {
                this.ignoreResponseException = booleanValue;
            }
        }
    }

    private enum EntityPresence {
        MUST_BE_NULL,
        MUST_BE_PRESENT,
        OPTIONAL
    }

    private static final Map METHODS = initializeMap();

    private static Map initializeMap() {
        final Map map = new HashMap<>();

        map.put("DELETE", EntityPresence.MUST_BE_NULL);
        map.put("GET", EntityPresence.MUST_BE_NULL);
        map.put("HEAD", EntityPresence.MUST_BE_NULL);
        map.put("OPTIONS", EntityPresence.OPTIONAL);
        map.put("PATCH", EntityPresence.MUST_BE_PRESENT);
        map.put("POST", EntityPresence.OPTIONAL); // we allow to post null instead of entity
        map.put("PUT", EntityPresence.MUST_BE_PRESENT);
        map.put("TRACE", EntityPresence.MUST_BE_NULL);
        return map;
    }

    private void validateHttpMethodAndEntity(final ClientRequest request) {
        boolean suppressExceptions;
        suppressExceptions = PropertiesHelper.isProperty(
                request.getConfiguration().getProperty(ClientProperties.SUPPRESS_HTTP_COMPLIANCE_VALIDATION));

        final Object shcvProperty = request.getProperty(ClientProperties.SUPPRESS_HTTP_COMPLIANCE_VALIDATION);
        if (shcvProperty != null) { // override global configuration with request-specific
            suppressExceptions = PropertiesHelper.isProperty(shcvProperty);
        }

        final String method = request.getMethod();

        final EntityPresence entityPresence = METHODS.get(method.toUpperCase(Locale.ROOT));
        if (entityPresence == EntityPresence.MUST_BE_NULL && request.hasEntity()) {
            if (suppressExceptions) {
                LOGGER.warning(LocalizationMessages.ERROR_HTTP_METHOD_ENTITY_NOT_NULL(method));
            } else {
                throw new IllegalStateException(LocalizationMessages.ERROR_HTTP_METHOD_ENTITY_NOT_NULL(method));
            }
        } else if (entityPresence == EntityPresence.MUST_BE_PRESENT && !request.hasEntity()) {
            if (suppressExceptions) {
                LOGGER.warning(LocalizationMessages.ERROR_HTTP_METHOD_ENTITY_NULL(method));
            } else {
                throw new IllegalStateException(LocalizationMessages.ERROR_HTTP_METHOD_ENTITY_NULL(method));
            }
        }
    }

    /**
     * Jersey-specific {@link jakarta.ws.rs.client.Invocation.Builder client invocation builder}.
     */
    public static class Builder implements jakarta.ws.rs.client.Invocation.Builder {

        private final ClientRequest requestContext;

        /**
         * Create new Jersey-specific client invocation builder.
         *
         * @param uri           invoked request URI.
         * @param configuration Jersey client configuration.
         */
        protected Builder(final URI uri, final ClientConfig configuration) {
            this.requestContext = new ClientRequest(uri, configuration, new MapPropertiesDelegate());
        }

        /**
         * Returns a reference to the mutable request context to be invoked.
         *
         * @return mutable request context to be invoked.
         */
        ClientRequest request() {
            return requestContext;
        }

        private void storeEntity(final Entity entity) {
            if (entity != null) {
                requestContext.variant(entity.getVariant());
                requestContext.setEntity(entity.getEntity());
                requestContext.setEntityAnnotations(entity.getAnnotations());
            }
        }

        @Override
        public JerseyInvocation build(final String method) {
            requestContext.setMethod(method);
            return new JerseyInvocation(this, true);
        }

        @Override
        public JerseyInvocation build(final String method, final Entity entity) {
            requestContext.setMethod(method);
            storeEntity(entity);
            return new JerseyInvocation(this, true);
        }

        @Override
        public JerseyInvocation buildGet() {
            requestContext.setMethod("GET");
            return new JerseyInvocation(this, true);
        }

        @Override
        public JerseyInvocation buildDelete() {
            requestContext.setMethod("DELETE");
            return new JerseyInvocation(this, true);
        }

        @Override
        public JerseyInvocation buildPost(final Entity entity) {
            requestContext.setMethod("POST");
            storeEntity(entity);
            return new JerseyInvocation(this, true);
        }

        @Override
        public JerseyInvocation buildPut(final Entity entity) {
            requestContext.setMethod("PUT");
            storeEntity(entity);
            return new JerseyInvocation(this, true);
        }

        @Override
        public jakarta.ws.rs.client.AsyncInvoker async() {
            return new AsyncInvoker(this);
        }

        @Override
        public Builder accept(final String... mediaTypes) {
            requestContext.accept(mediaTypes);
            return this;
        }

        @Override
        public Builder accept(final MediaType... mediaTypes) {
            requestContext.accept(mediaTypes);
            return this;
        }

        @Override
        public Invocation.Builder acceptEncoding(final String... encodings) {
            requestContext.getHeaders().addAll(HttpHeaders.ACCEPT_ENCODING, (Object[]) encodings);
            return this;
        }

        @Override
        public Builder acceptLanguage(final Locale... locales) {
            requestContext.acceptLanguage(locales);
            return this;
        }

        @Override
        public Builder acceptLanguage(final String... locales) {
            requestContext.acceptLanguage(locales);
            return this;
        }

        @Override
        public Builder cookie(final Cookie cookie) {
            requestContext.cookie(cookie);
            return this;
        }

        @Override
        public Builder cookie(final String name, final String value) {
            requestContext.cookie(new Cookie(name, value));
            return this;
        }

        @Override
        public Builder cacheControl(final CacheControl cacheControl) {
            requestContext.cacheControl(cacheControl);
            return this;
        }

        @Override
        public Builder header(final String name, final Object value) {
            final MultivaluedMap headers = requestContext.getHeaders();

            if (value == null) {
                headers.remove(name);
            } else {
                headers.add(name, value);
            }

            if (HttpHeaders.USER_AGENT.equalsIgnoreCase(name)) {
                requestContext.ignoreUserAgent(value == null);
            }

            return this;
        }

        @Override
        public Builder headers(final MultivaluedMap headers) {
            requestContext.replaceHeaders(headers);
            return this;
        }

        @Override
        public Response get() throws ProcessingException {
            return method("GET");
        }

        @Override
        public  T get(final Class responseType) throws ProcessingException, WebApplicationException {
            return method("GET", responseType);
        }

        @Override
        public  T get(final GenericType responseType) throws ProcessingException, WebApplicationException {
            return method("GET", responseType);
        }

        @Override
        public Response put(final Entity entity) throws ProcessingException {
            return method("PUT", entity);
        }

        @Override
        public  T put(final Entity entity, final Class responseType)
                throws ProcessingException, WebApplicationException {
            return method("PUT", entity, responseType);
        }

        @Override
        public  T put(final Entity entity, final GenericType responseType)
                throws ProcessingException, WebApplicationException {
            return method("PUT", entity, responseType);
        }

        @Override
        public Response post(final Entity entity) throws ProcessingException {
            return method("POST", entity);
        }

        @Override
        public  T post(final Entity entity, final Class responseType)
                throws ProcessingException, WebApplicationException {
            return method("POST", entity, responseType);
        }

        @Override
        public  T post(final Entity entity, final GenericType responseType)
                throws ProcessingException, WebApplicationException {
            return method("POST", entity, responseType);
        }

        @Override
        public Response delete() throws ProcessingException {
            return method("DELETE");
        }

        @Override
        public  T delete(final Class responseType) throws ProcessingException, WebApplicationException {
            return method("DELETE", responseType);
        }

        @Override
        public  T delete(final GenericType responseType) throws ProcessingException, WebApplicationException {
            return method("DELETE", responseType);
        }

        @Override
        public Response head() throws ProcessingException {
            return method("HEAD");
        }

        @Override
        public Response options() throws ProcessingException {
            return method("OPTIONS");
        }

        @Override
        public  T options(final Class responseType) throws ProcessingException, WebApplicationException {
            return method("OPTIONS", responseType);
        }

        @Override
        public  T options(final GenericType responseType) throws ProcessingException, WebApplicationException {
            return method("OPTIONS", responseType);
        }

        @Override
        public Response trace() throws ProcessingException {
            return method("TRACE");
        }

        @Override
        public  T trace(final Class responseType) throws ProcessingException, WebApplicationException {
            return method("TRACE", responseType);
        }

        @Override
        public  T trace(final GenericType responseType) throws ProcessingException, WebApplicationException {
            return method("TRACE", responseType);
        }

        @Override
        public Response method(final String name) throws ProcessingException {
            requestContext.setMethod(name);
            return new JerseyInvocation(this).invoke();
        }

        @Override
        public  T method(final String name, final Class responseType) throws ProcessingException, WebApplicationException {
            if (responseType == null) {
                throw new IllegalArgumentException(LocalizationMessages.RESPONSE_TYPE_IS_NULL());
            }
            requestContext.setMethod(name);
            return new JerseyInvocation(this).invoke(responseType);
        }

        @Override
        public  T method(final String name, final GenericType responseType)
                throws ProcessingException, WebApplicationException {
            if (responseType == null) {
                throw new IllegalArgumentException(LocalizationMessages.RESPONSE_TYPE_IS_NULL());
            }
            requestContext.setMethod(name);
            return new JerseyInvocation(this).invoke(responseType);
        }

        @Override
        public Response method(final String name, final Entity entity) throws ProcessingException {
            requestContext.setMethod(name);
            storeEntity(entity);
            return new JerseyInvocation(this).invoke();
        }

        @Override
        public  T method(final String name, final Entity entity, final Class responseType)
                throws ProcessingException, WebApplicationException {
            if (responseType == null) {
                throw new IllegalArgumentException(LocalizationMessages.RESPONSE_TYPE_IS_NULL());
            }
            requestContext.setMethod(name);
            storeEntity(entity);
            return new JerseyInvocation(this).invoke(responseType);
        }

        @Override
        public  T method(final String name, final Entity entity, final GenericType responseType)
                throws ProcessingException, WebApplicationException {
            if (responseType == null) {
                throw new IllegalArgumentException(LocalizationMessages.RESPONSE_TYPE_IS_NULL());
            }
            requestContext.setMethod(name);
            storeEntity(entity);
            return new JerseyInvocation(this).invoke(responseType);
        }

        @Override
        public Builder property(final String name, final Object value) {
            requestContext.setProperty(name, value);
            return this;
        }

        @Override
        public CompletionStageRxInvoker rx() {
            return rx(JerseyCompletionStageRxInvoker.class);
        }

        @Override
        public  T rx(Class clazz) {
            if (clazz == JerseyCompletionStageRxInvoker.class) {
                final ExecutorService configured = request().getClientConfig().getExecutorService();
                if (configured == null) {
                    final ExecutorService provided = executorService();
                    if (provided != null) {
                        ((ClientConfig) request().getConfiguration()).executorService(provided);
                    }
                }
                return (T) new JerseyCompletionStageRxInvoker(this);
            }
            return createRxInvoker(clazz, executorService());
        }

        private  T rx(Class clazz, ExecutorService executorService) {
            if (executorService == null) {
                throw new IllegalArgumentException(LocalizationMessages.NULL_INPUT_PARAMETER("executorService"));
            }

            return createRxInvoker(clazz, executorService);
        }

        // get executor service from explicit configuration; if not available, get executor service from provider
        private ExecutorService executorService() {
            final ExecutorService result = request().getClientConfig().getExecutorService();

            if (result != null) {
                return result;
            }

            final List> serviceHolders =
                    this.requestContext.getInjectionManager().getAllServiceHolders(ExecutorServiceProvider.class);

            BestServiceHolder best = serviceHolders.stream()
                    .map(BestServiceHolder::new).sorted((a, b) -> a.isBetterThen(b) ? -1 : 1).findFirst().get();

            return best.provider.getExecutorService();
        }

        /*
         * Priority goes to: 1) user async
         *                   2) user nonasync
         *                   3) default async
         */
        private static final class BestServiceHolder {
            private final ExecutorServiceProvider provider;
            private final int value;

            private BestServiceHolder(ServiceHolder holder) {
                provider = holder.getInstance();
                boolean isDefault = DefaultClientAsyncExecutorProvider.class.equals(holder.getImplementationClass())
                        || ClientExecutorProvidersConfigurator.ClientExecutorServiceProvider.class
                                .equals(holder.getImplementationClass());
                boolean isAsync = holder.getImplementationClass().getAnnotation(ClientAsyncExecutor.class) != null;
                value = 10 * (isDefault ? 0 : 1) + (isAsync ? 1 : 0);
            }

            public boolean isBetterThen(BestServiceHolder other) {
                return this.value > other.value;
            }
        }

        /**
         * Create {@link RxInvoker} from provided {@code RxInvoker} subclass.
         * 

* The method does a lookup for {@link RxInvokerProvider}, which provides given {@code RxInvoker} subclass * and if found, calls {@link RxInvokerProvider#getRxInvoker(SyncInvoker, ExecutorService)} * * @param clazz {@code RxInvoker} subclass to be created. * @param executorService to be passed to the factory method invocation. * @param {@code RxInvoker} subclass to be returned. * @return thread safe instance of {@code RxInvoker} subclass. * @throws IllegalStateException when provider for given class is not registered. */ private T createRxInvoker(Class clazz, ExecutorService executorService) { if (clazz == null) { throw new IllegalArgumentException(LocalizationMessages.NULL_INPUT_PARAMETER("clazz")); } Iterable allProviders = Providers.getAllProviders( this.requestContext.getInjectionManager(), RxInvokerProvider.class); for (RxInvokerProvider invokerProvider : allProviders) { if (invokerProvider.isProviderFor(clazz)) { RxInvoker rxInvoker = invokerProvider.getRxInvoker(this, executorService); if (rxInvoker == null) { throw new IllegalStateException(LocalizationMessages.CLIENT_RX_PROVIDER_NULL()); } return (T) rxInvoker; } } throw new IllegalStateException( LocalizationMessages.CLIENT_RX_PROVIDER_NOT_REGISTERED(clazz.getSimpleName())); } } /* package */ static class AsyncInvoker extends CompletableFutureAsyncInvoker implements jakarta.ws.rs.client.AsyncInvoker { private final JerseyInvocation.Builder builder; /* package */ AsyncInvoker(final JerseyInvocation.Builder request) { this.builder = request; this.builder.requestContext.setAsynchronous(true); } @Override public CompletableFuture method(final String name) { builder.requestContext.setMethod(name); return (CompletableFuture) new JerseyInvocation(builder).submit(); } @Override public CompletableFuture method(final String name, final Class responseType) { if (responseType == null) { throw new IllegalArgumentException(LocalizationMessages.RESPONSE_TYPE_IS_NULL()); } builder.requestContext.setMethod(name); return (CompletableFuture) new JerseyInvocation(builder).submit(responseType); } @Override public CompletableFuture method(final String name, final GenericType responseType) { if (responseType == null) { throw new IllegalArgumentException(LocalizationMessages.RESPONSE_TYPE_IS_NULL()); } builder.requestContext.setMethod(name); return (CompletableFuture) new JerseyInvocation(builder).submit(responseType); } @Override public CompletableFuture method(final String name, final InvocationCallback callback) { builder.requestContext.setMethod(name); return (CompletableFuture) new JerseyInvocation(builder).submit(callback); } @Override public CompletableFuture method(final String name, final Entity entity) { builder.requestContext.setMethod(name); builder.storeEntity(entity); return (CompletableFuture) new JerseyInvocation(builder).submit(); } @Override public CompletableFuture method(final String name, final Entity entity, final Class responseType) { if (responseType == null) { throw new IllegalArgumentException(LocalizationMessages.RESPONSE_TYPE_IS_NULL()); } builder.requestContext.setMethod(name); builder.storeEntity(entity); return (CompletableFuture) new JerseyInvocation(builder).submit(responseType); } @Override public CompletableFuture method(final String name, final Entity entity, final GenericType responseType) { if (responseType == null) { throw new IllegalArgumentException(LocalizationMessages.RESPONSE_TYPE_IS_NULL()); } builder.requestContext.setMethod(name); builder.storeEntity(entity); return (CompletableFuture) new JerseyInvocation(builder).submit(responseType); } @Override public CompletableFuture method(final String name, final Entity entity, final InvocationCallback callback) { builder.requestContext.setMethod(name); builder.storeEntity(entity); return (CompletableFuture) new JerseyInvocation(builder).submit(callback); } } private ClientRequest requestForCall(final ClientRequest requestContext) { return copyRequestContext ? new ClientRequest(requestContext) : requestContext; } @Override public Response invoke() throws ProcessingException, WebApplicationException { final ClientRuntime runtime = request().getClientRuntime(); final RequestScope requestScope = runtime.getRequestScope(); return runInScope(((Producer) () -> new InboundJaxrsResponse(runtime.invoke(requestForCall(requestContext)), requestScope)), requestScope); } @Override public T invoke(final Class responseType) throws ProcessingException, WebApplicationException { if (responseType == null) { throw new IllegalArgumentException(LocalizationMessages.RESPONSE_TYPE_IS_NULL()); } final ClientRuntime runtime = request().getClientRuntime(); final RequestScope requestScope = runtime.getRequestScope(); return runInScope(() -> translate(runtime.invoke(requestForCall(requestContext)), requestScope, responseType), requestScope); } @Override public T invoke(final GenericType responseType) throws ProcessingException, WebApplicationException { if (responseType == null) { throw new IllegalArgumentException(LocalizationMessages.RESPONSE_TYPE_IS_NULL()); } final ClientRuntime runtime = request().getClientRuntime(); final RequestScope requestScope = runtime.getRequestScope(); return runInScope(() -> translate(runtime.invoke(requestForCall(requestContext)), requestScope, responseType), requestScope); } private T runInScope(Producer producer, RequestScope scope) throws ProcessingException, WebApplicationException { return scope.runInScope(() -> call(producer, scope)); } private T call(Producer producer, RequestScope scope) throws ProcessingException, WebApplicationException { try { return producer.call(); } catch (final ClientResponseProcessingException crpe) { throw new ResponseProcessingException( translate(crpe.getClientResponse(), scope, Response.class), crpe.getCause() ); } catch (final ProcessingException ex) { if (WebApplicationException.class.isInstance(ex.getCause())) { throw (WebApplicationException) ex.getCause(); } throw ex; } } @Override public Future submit() { final CompletableFuture responseFuture = new CompletableFuture<>(); final ClientRuntime runtime = request().getClientRuntime(); runtime.submit(runtime.createRunnableForAsyncProcessing(requestForCall(requestContext), new InvocationResponseCallback<>(responseFuture, (request, scope) -> translate(request, scope, Response.class)))); return responseFuture; } @Override public Future submit(final Class responseType) { if (responseType == null) { throw new IllegalArgumentException(LocalizationMessages.RESPONSE_TYPE_IS_NULL()); } final CompletableFuture responseFuture = new CompletableFuture<>(); final ClientRuntime runtime = request().getClientRuntime(); runtime.submit(runtime.createRunnableForAsyncProcessing(requestForCall(requestContext), new InvocationResponseCallback(responseFuture, (request, scope) -> translate(request, scope, responseType)))); return responseFuture; } private T translate(final ClientResponse response, final RequestScope scope, final Class responseType) throws ProcessingException { if (responseType == Response.class) { return responseType.cast(new InboundJaxrsResponse(response, scope)); } if (response.getStatusInfo().getFamily() == Response.Status.Family.SUCCESSFUL) { try { return response.readEntity(responseType); } catch (final ProcessingException ex) { if (ex.getClass() == ProcessingException.class) { throw new ResponseProcessingException(new InboundJaxrsResponse(response, scope), ex.getCause()); } throw new ResponseProcessingException(new InboundJaxrsResponse(response, scope), ex); } catch (final WebApplicationException ex) { throw new ResponseProcessingException(new InboundJaxrsResponse(response, scope), ex); } catch (final Exception ex) { throw new ResponseProcessingException(new InboundJaxrsResponse(response, scope), LocalizationMessages.UNEXPECTED_ERROR_RESPONSE_PROCESSING(), ex); } } else { throw convertToException(new InboundJaxrsResponse(response, scope)); } } @Override public Future submit(final GenericType responseType) { if (responseType == null) { throw new IllegalArgumentException(LocalizationMessages.RESPONSE_TYPE_IS_NULL()); } final CompletableFuture responseFuture = new CompletableFuture<>(); final ClientRuntime runtime = request().getClientRuntime(); runtime.submit(runtime.createRunnableForAsyncProcessing(requestForCall(requestContext), new InvocationResponseCallback(responseFuture, (request, scope) -> translate(request, scope, responseType)))); return responseFuture; } private T translate(final ClientResponse response, final RequestScope scope, final GenericType responseType) throws ProcessingException { if (responseType.getRawType() == Response.class) { //noinspection unchecked return (T) new InboundJaxrsResponse(response, scope); } if (response.getStatusInfo().getFamily() == Response.Status.Family.SUCCESSFUL) { try { return response.readEntity(responseType); } catch (final ProcessingException ex) { throw new ResponseProcessingException( new InboundJaxrsResponse(response, scope), ex.getCause() != null ? ex.getCause() : ex); } catch (final WebApplicationException ex) { throw new ResponseProcessingException(new InboundJaxrsResponse(response, scope), ex); } catch (final Exception ex) { throw new ResponseProcessingException(new InboundJaxrsResponse(response, scope), LocalizationMessages.UNEXPECTED_ERROR_RESPONSE_PROCESSING(), ex); } } else { throw convertToException(new InboundJaxrsResponse(response, scope)); } } @Override public Future submit(final InvocationCallback callback) { return submit(null, callback); } /** * Submit the request for an asynchronous invocation and register an * {@link InvocationCallback} to process the future result of the invocation. *

* Response type in this case is taken from {@code responseType} param (if not {@code null}) rather * than from {@code callback}. This allows to pass callbacks like {@code new InvocationCallback<>() {...}}. *

* * @param response type * @param responseType response type that is used instead of obtaining types from {@code callback}. * @param callback invocation callback for asynchronous processing of the * request invocation result. * @return future response object of the specified type as a result of the * request invocation. */ public Future submit(final GenericType responseType, final InvocationCallback callback) { final CompletableFuture responseFuture = new CompletableFuture<>(); try { final ReflectionHelper.DeclaringClassInterfacePair pair = ReflectionHelper.getClass(callback.getClass(), InvocationCallback.class); final Type callbackParamType; final Class callbackParamClass; if (responseType == null) { // If we don't have response use callback to obtain param types. final Type[] typeArguments = ReflectionHelper.getParameterizedTypeArguments(pair); if (typeArguments == null || typeArguments.length == 0) { callbackParamType = Object.class; } else { callbackParamType = typeArguments[0]; } callbackParamClass = ReflectionHelper.erasure(callbackParamType); } else { callbackParamType = responseType.getType(); callbackParamClass = ReflectionHelper.erasure(responseType.getRawType()); } final ResponseCallback responseCallback = new ResponseCallback() { @Override public void completed(final ClientResponse response, final RequestScope scope) { if (responseFuture.isCancelled()) { response.close(); failed(new ProcessingException( new CancellationException(LocalizationMessages.ERROR_REQUEST_CANCELLED()))); return; } final T result; if (callbackParamClass == Response.class) { result = callbackParamClass.cast(new InboundJaxrsResponse(response, scope)); responseFuture.complete(result); callback.completed(result); } else if (response.getStatusInfo().getFamily() == Response.Status.Family.SUCCESSFUL) { result = response.readEntity(new GenericType(callbackParamType)); responseFuture.complete(result); callback.completed(result); } else { failed(convertToException(new InboundJaxrsResponse(response, scope))); } } @Override public void failed(final ProcessingException error) { Exception called = null; try { if (error.getCause() instanceof WebApplicationException) { responseFuture.completeExceptionally(error.getCause()); } else if (!responseFuture.isCancelled()) { try { call(() -> { throw error; }, null); } catch (Exception ex) { called = ex; responseFuture.completeExceptionally(ex); } } } finally { callback.failed( error.getCause() instanceof CancellationException ? error.getCause() : called != null ? called : error ); } } }; final ClientRuntime runtime = request().getClientRuntime(); runtime.submit(runtime.createRunnableForAsyncProcessing(requestForCall(requestContext), responseCallback)); } catch (final Throwable error) { final ProcessingException ce; //noinspection ChainOfInstanceofChecks if (error instanceof ClientResponseProcessingException) { ce = new ProcessingException(error.getCause()); responseFuture.completeExceptionally(ce); } else if (error instanceof ProcessingException) { ce = (ProcessingException) error; responseFuture.completeExceptionally(ce); } else if (error instanceof WebApplicationException) { ce = new ProcessingException(error); responseFuture.completeExceptionally(error); } else { ce = new ProcessingException(error); responseFuture.completeExceptionally(ce); } callback.failed(ce); } return responseFuture; } @Override public JerseyInvocation property(final String name, final Object value) { requestContext.setProperty(name, value); return this; } private ProcessingException convertToException(final Response response) { // Use an empty response if ignoring response in exception final int statusCode = response.getStatus(); final Response finalResponse = ignoreResponseException ? Response.status(statusCode).build() : response; try { // Buffer and close entity input stream (if any) to prevent // leaking connections (see JERSEY-2157). response.bufferEntity(); final WebApplicationException webAppException; final Response.Status status = Response.Status.fromStatusCode(statusCode); if (status == null) { final Response.Status.Family statusFamily = finalResponse.getStatusInfo().getFamily(); webAppException = createExceptionForFamily(finalResponse, statusFamily); } else { switch (status) { case BAD_REQUEST: webAppException = new BadRequestException(finalResponse); break; case UNAUTHORIZED: webAppException = new NotAuthorizedException(finalResponse); break; case FORBIDDEN: webAppException = new ForbiddenException(finalResponse); break; case NOT_FOUND: webAppException = new NotFoundException(finalResponse); break; case METHOD_NOT_ALLOWED: webAppException = new NotAllowedException(finalResponse); break; case NOT_ACCEPTABLE: webAppException = new NotAcceptableException(finalResponse); break; case UNSUPPORTED_MEDIA_TYPE: webAppException = new NotSupportedException(finalResponse); break; case INTERNAL_SERVER_ERROR: webAppException = new InternalServerErrorException(finalResponse); break; case SERVICE_UNAVAILABLE: webAppException = new ServiceUnavailableException(finalResponse); break; default: final Response.Status.Family statusFamily = finalResponse.getStatusInfo().getFamily(); webAppException = createExceptionForFamily(finalResponse, statusFamily); } } return new ResponseProcessingException(finalResponse, webAppException); } catch (final Throwable t) { return new ResponseProcessingException(finalResponse, LocalizationMessages.RESPONSE_TO_EXCEPTION_CONVERSION_FAILED(), t); } } private WebApplicationException createExceptionForFamily(final Response response, final Response.Status.Family statusFamily) { final WebApplicationException webAppException; switch (statusFamily) { case REDIRECTION: webAppException = new RedirectionException(response); break; case CLIENT_ERROR: webAppException = new ClientErrorException(response); break; case SERVER_ERROR: webAppException = new ServerErrorException(response); break; default: webAppException = new WebApplicationException(response); } return webAppException; } /** * Returns a reference to the mutable request context to be invoked. * * @return mutable request context to be invoked. */ ClientRequest request() { return requestContext; } @Override public String toString() { return "JerseyInvocation [" + request().getMethod() + ' ' + request().getUri() + "]"; } private class InvocationResponseCallback implements ResponseCallback { private final CompletableFuture responseFuture; private final BiFunction producer; private InvocationResponseCallback(CompletableFuture responseFuture, BiFunction producer) { this.responseFuture = responseFuture; this.producer = producer; } @Override public void completed(final ClientResponse response, final RequestScope scope) { if (responseFuture.isCancelled()) { response.close(); return; } try { responseFuture.complete(producer.apply(response, scope)); } catch (final ProcessingException ex) { failed(ex); } } @Override public void failed(final ProcessingException error) { if (responseFuture.isCancelled()) { return; } try { call(() -> { throw error; }, null); } catch (Exception exception) { responseFuture.completeExceptionally(exception); } } } }




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