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 *
 * Copyright (c) 2015 Oracle and/or its affiliates. All rights reserved.
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 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
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package javax.ws.rs.client;

import javax.ws.rs.core.GenericType;

/**
 * Uniform interface for reactive invocation of HTTP methods. All reactive invokers in JAX-RS must
 * implement this interface. The type parameter {@code T} represents the Java type of an asynchronous
 * computation. All JAX-RS implementations MUST support the default reactive invoker based on
 * {@link java.util.concurrent.CompletionStage}.
 *
 * @param  a type representing the asynchronous computation.
 * @author Marek Potociar
 * @author Santiago Pericas-Geertsen
 * @see javax.ws.rs.client.CompletionStageRxInvoker
 * @since 2.1
 */
public interface RxInvoker {

    /**
     * Invoke HTTP GET method for the current request.
     *
     * @return invocation response wrapped in the completion aware type.
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     */
    public T get();

    /**
     * Invoke HTTP GET method for the current request.
     *
     * @param responseType Java type the response entity will be converted to.
     * @param           response entity type.
     * @return invocation response wrapped in the completion aware type.
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     * @throws javax.ws.rs.WebApplicationException            in case the response status code of the response returned by the
     *                                                        server is not
     *                                                        {@link javax.ws.rs.core.Response.Status.Family#SUCCESSFUL
     *                                                        successful} and the specified response type is not
     *                                                        {@link javax.ws.rs.core.Response}.
     */
    public  T get(Class responseType);

    /**
     * Invoke HTTP GET method for the current request.
     *
     * @param responseType representation of a generic Java type the response entity will be converted to.
     * @param           generic response entity type.
     * @return invocation response wrapped in the completion aware type.
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     * @throws javax.ws.rs.WebApplicationException            in case the response status code of the response returned by the
     *                                                        server is not
     *                                                        {@link javax.ws.rs.core.Response.Status.Family#SUCCESSFUL
     *                                                        successful} and the specified response type is not
     *                                                        {@link javax.ws.rs.core.Response}.
     */
    public  T get(GenericType responseType);

    /**
     * Invoke HTTP PUT method for the current request.
     *
     * @param entity request entity, including it's full {@link javax.ws.rs.core.Variant} information.
     *               Any variant-related HTTP headers previously set (namely {@code Content-Type},
     *               {@code Content-Language} and {@code Content-Encoding}) will be overwritten using
     *               the entity variant information.
     * @return invocation response wrapped in the completion aware type.
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     */
    public T put(Entity entity);

    /**
     * Invoke HTTP PUT method for the current request.
     *
     * @param entity       request entity, including it's full {@link javax.ws.rs.core.Variant} information.
     *                     Any variant-related HTTP headers previously set (namely {@code Content-Type},
     *                     {@code Content-Language} and {@code Content-Encoding}) will be overwritten using
     *                     the entity variant information.
     * @param responseType Java type the response entity will be converted to.
     * @param           response entity type.
     * @return invocation response wrapped in the completion aware type.
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     * @throws javax.ws.rs.WebApplicationException            in case the response status code of the response returned by the
     *                                                        server is not
     *                                                        {@link javax.ws.rs.core.Response.Status.Family#SUCCESSFUL
     *                                                        successful} and the specified response type is not
     *                                                        {@link javax.ws.rs.core.Response}.
     */
    public  T put(Entity entity, Class responseType);

    /**
     * Invoke HTTP PUT method for the current request.
     *
     * @param entity       request entity, including it's full {@link javax.ws.rs.core.Variant} information.
     *                     Any variant-related HTTP headers previously set (namely {@code Content-Type},
     *                     {@code Content-Language} and {@code Content-Encoding}) will be overwritten using
     *                     the entity variant information.
     * @param responseType representation of a generic Java type the response entity will be converted to.
     * @param           generic response entity type.
     * @return invocation response wrapped in the completion aware type.
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     * @throws javax.ws.rs.WebApplicationException            in case the response status code of the response returned by the
     *                                                        server is not
     *                                                        {@link javax.ws.rs.core.Response.Status.Family#SUCCESSFUL
     *                                                        successful} and the specified response type is not
     *                                                        {@link javax.ws.rs.core.Response}.
     */
    public  T put(Entity entity, GenericType responseType);

    /**
     * Invoke HTTP POST method for the current request.
     *
     * @param entity request entity, including it's full {@link javax.ws.rs.core.Variant} information.
     *               Any variant-related HTTP headers previously set (namely {@code Content-Type},
     *               {@code Content-Language} and {@code Content-Encoding}) will be overwritten using
     *               the entity variant information.
     * @return invocation response wrapped in the completion aware type.
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     */
    public T post(Entity entity);

    /**
     * Invoke HTTP POST method for the current request.
     *
     * @param entity       request entity, including it's full {@link javax.ws.rs.core.Variant} information.
     *                     Any variant-related HTTP headers previously set (namely {@code Content-Type},
     *                     {@code Content-Language} and {@code Content-Encoding}) will be overwritten using
     *                     the entity variant information.
     * @param responseType Java type the response entity will be converted to.
     * @param           response entity type.
     * @return invocation response wrapped in the completion aware type.
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     * @throws javax.ws.rs.WebApplicationException            in case the response status code of the response returned by the
     *                                                        server is not
     *                                                        {@link javax.ws.rs.core.Response.Status.Family#SUCCESSFUL
     *                                                        successful} and the specified response type is not
     *                                                        {@link javax.ws.rs.core.Response}.
     */
    public  T post(Entity entity, Class responseType);

    /**
     * Invoke HTTP POST method for the current request.
     *
     * @param entity       request entity, including it's full {@link javax.ws.rs.core.Variant} information.
     *                     Any variant-related HTTP headers previously set (namely {@code Content-Type},
     *                     {@code Content-Language} and {@code Content-Encoding}) will be overwritten using
     *                     the entity variant information.
     * @param responseType representation of a generic Java type the response entity will be converted to.
     * @param           generic response entity type.
     * @return invocation response wrapped in the completion aware type.
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     * @throws javax.ws.rs.WebApplicationException            in case the response status code of the response returned by the
     *                                                        server is not
     *                                                        {@link javax.ws.rs.core.Response.Status.Family#SUCCESSFUL
     *                                                        successful} and the specified response type is not
     *                                                        {@link javax.ws.rs.core.Response}.
     */
    public  T post(Entity entity, GenericType responseType);

    /**
     * Invoke HTTP DELETE method for the current request.
     *
     * @return invocation response wrapped in the completion aware type.
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     */
    public T delete();

    /**
     * Invoke HTTP DELETE method for the current request.
     *
     * @param responseType Java type the response entity will be converted to.
     * @param           response entity type.
     * @return invocation response wrapped in the completion aware type.
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     * @throws javax.ws.rs.WebApplicationException            in case the response status code of the response returned by the
     *                                                        server is not
     *                                                        {@link javax.ws.rs.core.Response.Status.Family#SUCCESSFUL
     *                                                        successful} and the specified response type is not
     *                                                        {@link javax.ws.rs.core.Response}.
     */
    public  T delete(Class responseType);

    /**
     * Invoke HTTP DELETE method for the current request.
     *
     * @param responseType representation of a generic Java type the response entity will be converted to.
     * @param           generic response entity type.
     * @return invocation response wrapped in the completion aware type.
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     * @throws javax.ws.rs.WebApplicationException            in case the response status code of the response returned by the
     *                                                        server is not
     *                                                        {@link javax.ws.rs.core.Response.Status.Family#SUCCESSFUL
     *                                                        successful} and the specified response type is not
     *                                                        {@link javax.ws.rs.core.Response}.
     */
    public  T delete(GenericType responseType);

    /**
     * Invoke HTTP HEAD method for the current request.
     *
     * @return invocation response wrapped in the completion aware type.
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     */
    public T head();

    /**
     * Invoke HTTP OPTIONS method for the current request.
     *
     * @return invocation response wrapped in the completion aware type.
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     */
    public T options();

    /**
     * Invoke HTTP OPTIONS method for the current request.
     *
     * @param responseType Java type the response entity will be converted to.
     * @param           response entity type.
     * @return invocation response wrapped in the completion aware type.
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     * @throws javax.ws.rs.WebApplicationException            in case the response status code of the response returned by the
     *                                                        server is not
     *                                                        {@link javax.ws.rs.core.Response.Status.Family#SUCCESSFUL
     *                                                        successful} and the specified response type is not
     *                                                        {@link javax.ws.rs.core.Response}.
     */
    public  T options(Class responseType);

    /**
     * Invoke HTTP OPTIONS method for the current request.
     *
     * @param responseType representation of a generic Java type the response entity will be converted to.
     * @param           generic response entity type.
     * @return invocation response wrapped in the completion aware type.
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     * @throws javax.ws.rs.WebApplicationException            in case the response status code of the response returned by the
     *                                                        server is not
     *                                                        {@link javax.ws.rs.core.Response.Status.Family#SUCCESSFUL
     *                                                        successful} and the specified response type is not
     *                                                        {@link javax.ws.rs.core.Response}.
     */
    public  T options(GenericType responseType);

    /**
     * Invoke HTTP TRACE method for the current request.
     *
     * @return invocation response wrapped in the completion aware type.
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     */
    public T trace();

    /**
     * Invoke HTTP OPTIONS method for the current request.
     *
     * @param responseType Java type the response entity will be converted to.
     * @param           response entity type.
     * @return invocation response wrapped in the completion aware type.
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     * @throws javax.ws.rs.WebApplicationException            in case the response status code of the response returned by the
     *                                                        server is not
     *                                                        {@link javax.ws.rs.core.Response.Status.Family#SUCCESSFUL
     *                                                        successful} and the specified response type is not
     *                                                        {@link javax.ws.rs.core.Response}.
     */
    public  T trace(Class responseType);

    /**
     * Invoke HTTP TRACE method for the current request.
     *
     * @param responseType representation of a generic Java type the response entity will be converted to.
     * @param           generic response entity type.
     * @return invocation response wrapped in the completion aware type.
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     * @throws javax.ws.rs.WebApplicationException            in case the response status code of the response returned by the
     *                                                        server is not
     *                                                        {@link javax.ws.rs.core.Response.Status.Family#SUCCESSFUL
     *                                                        successful} and the specified response type is not
     *                                                        {@link javax.ws.rs.core.Response}.
     */
    public  T trace(GenericType responseType);

    /**
     * Invoke an arbitrary method for the current request.
     *
     * @param name method name.
     * @return invocation response wrapped in the completion aware type..
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     */
    public T method(String name);

    /**
     * Invoke an arbitrary method for the current request.
     *
     * @param name         method name.
     * @param responseType Java type the response entity will be converted to.
     * @param           response entity type.
     * @return invocation response wrapped in the completion aware type..
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     * @throws javax.ws.rs.WebApplicationException            in case the response status code of the response returned by the
     *                                                        server is not
     *                                                        {@link javax.ws.rs.core.Response.Status.Family#SUCCESSFUL
     *                                                        successful} and the specified response type is not
     *                                                        {@link javax.ws.rs.core.Response}.
     */
    public  T method(String name, Class responseType);

    /**
     * Invoke an arbitrary method for the current request.
     *
     * @param name         method name.
     * @param responseType representation of a generic Java type the response entity will be converted to.
     * @param           generic response entity type.
     * @return invocation response wrapped in the completion aware type..
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     * @throws javax.ws.rs.WebApplicationException            in case the response status code of the response returned by the
     *                                                        server is not
     *                                                        {@link javax.ws.rs.core.Response.Status.Family#SUCCESSFUL
     *                                                        successful} and the specified response type is not
     *                                                        {@link javax.ws.rs.core.Response}.
     */
    public  T method(String name, GenericType responseType);

    /**
     * Invoke an arbitrary method for the current request.
     *
     * @param name   method name.
     * @param entity request entity, including it's full {@link javax.ws.rs.core.Variant} information.
     *               Any variant-related HTTP headers previously set (namely {@code Content-Type},
     *               {@code Content-Language} and {@code Content-Encoding}) will be overwritten using
     *               the entity variant information.
     * @return invocation response wrapped in the completion aware type..
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     */
    public T method(String name, Entity entity);

    /**
     * Invoke an arbitrary method for the current request.
     *
     * @param name         method name.
     * @param entity       request entity, including it's full {@link javax.ws.rs.core.Variant} information.
     *                     Any variant-related HTTP headers previously set (namely {@code Content-Type},
     *                     {@code Content-Language} and {@code Content-Encoding}) will be overwritten using
     *                     the entity variant information.
     * @param responseType Java type the response entity will be converted to.
     * @param           response entity type.
     * @return invocation response wrapped in the completion aware type..
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     * @throws javax.ws.rs.WebApplicationException            in case the response status code of the response returned by the
     *                                                        server is not
     *                                                        {@link javax.ws.rs.core.Response.Status.Family#SUCCESSFUL
     *                                                        successful} and the specified response type is not
     *                                                        {@link javax.ws.rs.core.Response}.
     */
    public  T method(String name, Entity entity, Class responseType);

    /**
     * Invoke an arbitrary method for the current request.
     *
     * @param name         method name.
     * @param entity       request entity, including it's full {@link javax.ws.rs.core.Variant} information.
     *                     Any variant-related HTTP headers previously set (namely {@code Content-Type},
     *                     {@code Content-Language} and {@code Content-Encoding}) will be overwritten using
     *                     the entity variant information.
     * @param responseType representation of a generic Java type the response entity will be converted to.
     * @param           generic response entity type.
     * @return invocation response wrapped in the completion aware type..
     * @throws javax.ws.rs.client.ResponseProcessingException in case processing of a received HTTP response fails (e.g. in a
     *                                                        filter or during conversion of the response entity data to an
     *                                                        instance of a particular Java type).
     * @throws javax.ws.rs.ProcessingException                in case the request processing or subsequent I/O operation fails.
     * @throws javax.ws.rs.WebApplicationException            in case the response status code of the response returned by the
     *                                                        server is not
     *                                                        {@link javax.ws.rs.core.Response.Status.Family#SUCCESSFUL
     *                                                        successful} and the specified response type is not
     *                                                        {@link javax.ws.rs.core.Response}.
     */
    public  T method(String name, Entity entity, GenericType responseType);
}





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