| /* |
| * Copyright (c) 2017, 2018 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.server; |
| |
| import java.util.Collections; |
| import java.util.logging.Level; |
| import java.util.logging.Logger; |
| |
| import org.glassfish.jersey.internal.BootstrapBag; |
| import org.glassfish.jersey.internal.BootstrapConfigurator; |
| import org.glassfish.jersey.internal.ServiceFinder; |
| import org.glassfish.jersey.internal.inject.AbstractBinder; |
| import org.glassfish.jersey.internal.inject.InjectionManager; |
| import org.glassfish.jersey.server.internal.LocalizationMessages; |
| import org.glassfish.jersey.server.spi.ComponentProvider; |
| import org.glassfish.jersey.server.spi.ExternalRequestContext; |
| import org.glassfish.jersey.server.spi.ExternalRequestScope; |
| |
| /** |
| * Configurator which initializes and register {@link ExternalRequestScope} instance into {@link InjectionManager}. |
| * |
| * @author Petr Bouda |
| */ |
| class ExternalRequestScopeConfigurator implements BootstrapConfigurator { |
| |
| private static final Logger LOGGER = Logger.getLogger(ExternalRequestScopeConfigurator.class.getName()); |
| |
| @Override |
| public void init(InjectionManager injectionManager, BootstrapBag bootstrapBag) { |
| ServerBootstrapBag serverBag = (ServerBootstrapBag) bootstrapBag; |
| |
| Class<ExternalRequestScope>[] extScopes = ServiceFinder.find(ExternalRequestScope.class, true).toClassArray(); |
| boolean extScopeBound = false; |
| |
| if (extScopes.length == 1) { |
| for (ComponentProvider p : serverBag.getComponentProviders().get()) { |
| if (p.bind(extScopes[0], Collections.singleton(ExternalRequestScope.class))) { |
| extScopeBound = true; |
| break; |
| } |
| } |
| } else if (extScopes.length > 1) { |
| if (LOGGER.isLoggable(Level.WARNING)) { |
| StringBuilder scopeList = new StringBuilder("\n"); |
| for (Class<ExternalRequestScope> ers : extScopes) { |
| scopeList.append(" ").append(ers.getTypeParameters()[0]).append('\n'); |
| } |
| LOGGER.warning(LocalizationMessages.WARNING_TOO_MANY_EXTERNAL_REQ_SCOPES(scopeList.toString())); |
| } |
| } |
| |
| if (!extScopeBound) { |
| injectionManager.register(new NoopExternalRequestScopeBinder()); |
| } |
| } |
| |
| private static class NoopExternalRequestScopeBinder extends AbstractBinder { |
| |
| @Override |
| protected void configure() { |
| bind(NOOP_EXTERNAL_REQ_SCOPE).to(ExternalRequestScope.class); |
| } |
| } |
| |
| private static final ExternalRequestScope<Object> NOOP_EXTERNAL_REQ_SCOPE = new ExternalRequestScope<Object>() { |
| |
| @Override |
| public ExternalRequestContext<Object> open(InjectionManager injectionManager) { |
| return null; |
| } |
| |
| @Override |
| public void close() { |
| } |
| |
| @Override |
| public void suspend(ExternalRequestContext<Object> o, InjectionManager injectionManager) { |
| } |
| |
| @Override |
| public void resume(ExternalRequestContext<Object> o, InjectionManager injectionManager) { |
| } |
| }; |
| } |