javax.ws.rs.client.RxInvokerProvider Maven / Gradle / Ivy
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/*
* Copyright (c) 2017 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 javax.ws.rs.client;
import java.util.concurrent.ExecutorService;
/**
* {@link RxInvoker} provider.
*
* {@code RxInvokerProvider} must be registered in the client runtime using {@link Client#register(Class)}.
* It provides a way to plug-in support for other reactive implementations,
* see {@link Invocation.Builder#rx(Class)}.
*
* @param {@code RxInvoker} subclass type.
* @author Pavel Bucek
* @author Santiago Pericas-Geertsen
* @since 2.1
*/
public interface RxInvokerProvider {
/**
* Determine if this is a provider for the given {@link RxInvoker} subclass.
*
* @param clazz {@code RxInvoker} subclass.
* @return {@code true} when this provider provides given {@code RxInvoker} subclass, {@code false} otherwise.
*/
public boolean isProviderFor(Class clazz);
/**
* Get {@link RxInvoker} implementation instance.
*
* The returned instance has to be thread safe.
*
* @param syncInvoker {@code SyncInvoker} used to execute current request.
* @param executorService executor service, which should be used for executing reactive callbacks invocations.
* It can be {@code null}; in that case it's up to the implementation to choose the best
* {@code ExecutorService} in given environment.
* @return instance of the {@code RxInvoker} subclass.
* @see ClientBuilder#executorService(ExecutorService)
*/
public T getRxInvoker(SyncInvoker syncInvoker, ExecutorService executorService);
}