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
28 package org.apache.http.nio.entity;
29
30 import org.apache.http.Header;
31 import org.apache.http.HttpEntity;
32 import org.apache.http.annotation.NotThreadSafe;
33 import org.apache.http.entity.BasicHttpEntity;
34 import org.apache.http.nio.util.ContentInputBuffer;
35 import org.apache.http.util.Args;
36
37 /**
38 * HTTP entity wrapper whose content is provided by a
39 * {@link ContentInputBuffer}.
40 *
41 * @since 4.0
42 */
43 @NotThreadSafe
44 public class ContentBufferEntity extends BasicHttpEntity {
45
46 private final HttpEntity wrappedEntity;
47
48 /**
49 * Creates new instance of ContentBufferEntity.
50 *
51 * @param entity the original entity.
52 * @param buffer the content buffer.
53 */
54 public ContentBufferEntity(final HttpEntity entity, final ContentInputBuffer buffer) {
55 super();
56 Args.notNull(entity, "HTTP entity");
57 this.wrappedEntity = entity;
58 setContent(new ContentInputStream(buffer));
59 }
60
61 @Override
62 public boolean isChunked() {
63 return this.wrappedEntity.isChunked();
64 }
65
66 @Override
67 public long getContentLength() {
68 return this.wrappedEntity.getContentLength();
69 }
70
71 @Override
72 public Header getContentType() {
73 return this.wrappedEntity.getContentType();
74 }
75
76 @Override
77 public Header getContentEncoding() {
78 return this.wrappedEntity.getContentEncoding();
79 }
80
81 }