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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.hc.client5.http.entity.mime;
29  
30  import java.nio.charset.Charset;
31  
32  import org.apache.hc.core5.http.ContentType;
33  import org.apache.hc.core5.util.Args;
34  
35  /**
36   *
37   * @since 4.0
38   */
39  public abstract class AbstractContentBody implements ContentBody {
40  
41      private final ContentType contentType;
42  
43      /**
44       * @since 4.3
45       */
46      public AbstractContentBody(final ContentType contentType) {
47          super();
48          Args.notNull(contentType, "Content type");
49          this.contentType = contentType;
50      }
51  
52      /**
53       * @since 4.3
54       */
55      public ContentType getContentType() {
56          return this.contentType;
57      }
58  
59      @Override
60      public String getMimeType() {
61          return this.contentType.getMimeType();
62      }
63  
64      @Override
65      public String getMediaType() {
66          final String mimeType = this.contentType.getMimeType();
67          final int i = mimeType.indexOf('/');
68          if (i != -1) {
69              return mimeType.substring(0, i);
70          }
71          return mimeType;
72      }
73  
74      @Override
75      public String getSubType() {
76          final String mimeType = this.contentType.getMimeType();
77          final int i = mimeType.indexOf('/');
78          if (i != -1) {
79              return mimeType.substring(i + 1);
80          }
81          return null;
82      }
83  
84      @Override
85      public String getCharset() {
86          final Charset charset = this.contentType.getCharset();
87          return charset != null ? charset.name() : null;
88      }
89  
90  }