1 /*

     2  * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    23 

    24 import javax.net.ssl.SSLContext;

    25 import javax.net.ssl.SSLParameters;

    26 import java.io.IOException;

    27 import java.net.Authenticator;

    28 import java.net.CookieHandler;

    29 import java.net.ProxySelector;

    30 import java.util.Optional;

    31 import java.util.concurrent.CompletableFuture;

    32 import java.util.concurrent.Executor;

    33 import java.net.http.HttpClient;

    34 import java.net.http.HttpRequest;

    35 import java.net.http.HttpResponse;

    36 

    37 /**

    38  * An HttpClient that delegates all its operations to the given client.

    39  */

    40 public class DelegatingHttpClient extends HttpClient {

    41 

    42     private final HttpClient client;

    43 

    44     public DelegatingHttpClient(HttpClient client) {

    45         this.client = client;

    46     }

    47 

    48     @Override

    49     public Optional<CookieHandler> cookieHandler() {

    50         return client.cookieHandler();

    51     }

    52 

    53     @Override

    54     public Redirect followRedirects() {

    55         return client.followRedirects();

    56     }

    57 

    58     @Override

    59     public Optional<ProxySelector> proxy() {

    60         return client.proxy();

    61     }

    62 

    63     @Override

    64     public SSLContext sslContext() {

    65         return client.sslContext();

    66     }

    67 

    68     @Override

    69     public SSLParameters sslParameters() {

    70         return client.sslParameters();

    71     }

    72 

    73     @Override

    74     public Optional<Authenticator> authenticator() {

    75         return client.authenticator();

    76     }

    77 

    78     @Override

    79     public Version version() {

    80         return client.version();

    81     }

    82 

    83     @Override

    84     public Optional<Executor> executor() {

    85         return client.executor();

    86     }

    87 

    88     @Override

    89     public <T> HttpResponse<T> send(HttpRequest request,

    90                                     HttpResponse.BodyHandler<T> responseBodyHandler)

    91             throws IOException, InterruptedException {

    92         return client.send(request, responseBodyHandler);

    93     }

    94 

    95     @Override

    96     public <T> CompletableFuture<HttpResponse<T>>

    97     sendAsync(HttpRequest request,

    98               HttpResponse.BodyHandler<T> responseBodyHandler) {

    99         return client.sendAsync(request, responseBodyHandler);

   100     }

   101 

   102     @Override

   103     public <T> CompletableFuture<HttpResponse<T>>

   104     sendAsync(HttpRequest request,

   105               HttpResponse.BodyHandler<T> responseBodyHandler,

   106               HttpResponse.PushPromiseHandler<T> pushPromiseHandler) {

   107         return client.sendAsync(request, responseBodyHandler, pushPromiseHandler);

   108     }

   109 }