/*
 * Copyright (c) 2017, 2019 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 org.glassfish.jersey.client.internal.LocalizationMessages;

import java.util.concurrent.ExecutorService;

import javax.ws.rs.client.Entity;
import javax.ws.rs.client.RxInvoker;
import javax.ws.rs.client.SyncInvoker;
import javax.ws.rs.core.GenericType;
import javax.ws.rs.core.Response;

Default implementation of reactive invoker. Extensions of this class are supposed to implement AbstractNonSyncInvoker.method(String, Entity, Class) and AbstractNonSyncInvoker.method(String, Entity, GenericType) methods to which implementations of the rest of the methods from the contract delegate to. 
Author:
Michal Gajdos
Type parameters:
<T> – the asynchronous/event-based completion aware type. The given type should be parametrized with the actual
           response type.
Since:
2.26/**
 * Default implementation of {@link javax.ws.rs.client.RxInvoker reactive invoker}. Extensions of this class are
 * supposed to implement {@link #method(String, Entity, Class)} and
 * {@link #method(String, Entity, GenericType)} methods to which implementations of the rest
 * of the methods from the contract delegate to.
 *
 * @param <T> the asynchronous/event-based completion aware type. The given type should be parametrized with the actual
 *            response type.
 * @author Michal Gajdos
 * @since 2.26
 */
public abstract class AbstractRxInvoker<T> extends AbstractNonSyncInvoker<T> implements RxInvoker<T> {

    private final ExecutorService executorService;
    private final SyncInvoker syncInvoker;

    public AbstractRxInvoker(final SyncInvoker syncInvoker, final ExecutorService executor) {
        if (syncInvoker == null) {
            throw new IllegalArgumentException(LocalizationMessages.NULL_INVOCATION_BUILDER());
        }
        this.syncInvoker = syncInvoker;
        this.executorService = executor;
    }

    
Return invocation builder this reactive invoker was initialized with.
Returns:
non-null invocation builder./**
     * Return invocation builder this reactive invoker was initialized with.
     *
     * @return non-null invocation builder.
     */
    protected SyncInvoker getSyncInvoker() {
        return syncInvoker;
    }

    
Return executorService service this reactive invoker was initialized with.
Returns:
executorService service instance or null./**
     * Return executorService service this reactive invoker was initialized with.
     *
     * @return executorService service instance or {@code null}.
     */
    protected ExecutorService getExecutorService() {
        return executorService;
    }

    @Override
    public T method(final String name) {
        return method(name, Response.class);
    }

    @Override
    public <R> T method(final String name, final Class<R> responseType) {
        return method(name, null, responseType);
    }

    @Override
    public <R> T method(final String name, final GenericType<R> responseType) {
        return method(name, null, responseType);
    }

    @Override
    public T method(final String name, final Entity<?> entity) {
        return method(name, entity, Response.class);
    }

}