1 /*
2 * ====================================================================
3 * Licensed to the Apache Software Foundation (ASF) under one
4 * or more contributor license agreements. See the NOTICE file
5 * distributed with this work for additional information
6 * regarding copyright ownership. The ASF licenses this file
7 * to you under the Apache License, Version 2.0 (the
8 * "License"); you may not use this file except in compliance
9 * with the License. You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing,
14 * software distributed under the License is distributed on an
15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied. See the License for the
17 * specific language governing permissions and limitations
18 * under the License.
19 * ====================================================================
20 *
21 * This software consists of voluntary contributions made by many
22 * individuals on behalf of the Apache Software Foundation. For more
23 * information on the Apache Software Foundation, please see
24 * <http://www.apache.org/>.
25 *
26 */
27 package org.apache.hc.client5.http.async.methods;
28
29 import java.io.IOException;
30
31 import org.apache.hc.core5.http.ContentType;
32 import org.apache.hc.core5.http.HttpException;
33 import org.apache.hc.core5.http.HttpResponse;
34 import org.apache.hc.core5.http.nio.AsyncEntityConsumer;
35 import org.apache.hc.core5.http.nio.support.AbstractAsyncResponseConsumer;
36 import org.apache.hc.core5.http.protocol.HttpContext;
37
38 /**
39 * HTTP response consumer that generates a {@link SimpleHttpResponse} instance based on events
40 * of an incoming data stream.
41 * <p>
42 * IMPORTANT: {@link SimpleHttpResponse}s are intended for simple scenarios where entities inclosed
43 * in responses are known to be small. It is generally recommended to use streaming
44 * {@link org.apache.hc.core5.http.nio.AsyncResponseConsumer}s, for instance, such as based on
45 * {@link AbstractCharResponseConsumer} or {@link AbstractBinResponseConsumer}.
46 *
47 * @since 5.0
48 *
49 * @see SimpleBody
50 * @see SimpleHttpResponse
51 * @see AbstractCharResponseConsumer
52 * @see AbstractBinResponseConsumer
53 */
54 public final class SimpleResponseConsumer extends AbstractAsyncResponseConsumer<SimpleHttpResponse, byte[]> {
55
56 SimpleResponseConsumer(final AsyncEntityConsumer<byte[]> entityConsumer) {
57 super(entityConsumer);
58 }
59
60 /**
61 * Creates a new SimpleResponseConsumer instance initialized with a new {@code SimpleAsyncEntityConsumer}.
62 *
63 * @return a new SimpleResponseConsumer instance.
64 */
65 public static SimpleResponseConsumer create() {
66 return new SimpleResponseConsumer(new SimpleAsyncEntityConsumer());
67 }
68
69 @Override
70 public void informationResponse(final HttpResponse response, final HttpContext context) throws HttpException, IOException {
71 }
72
73 @Override
74 protected SimpleHttpResponse buildResult(final HttpResponse response, final byte[] entity, final ContentType contentType) {
75 final SimpleHttpResponse simpleResponse = SimpleHttpResponse.copy(response);
76 if (entity != null) {
77 simpleResponse.setBody(entity, contentType);
78 }
79 return simpleResponse;
80 }
81
82 }