1 /*
2 * $Header: /home/jerenkrantz/tmp/commons/commons-convert/cvs/home/cvs/jakarta-commons//httpclient/src/java/org/apache/commons/httpclient/methods/multipart/ByteArrayPartSource.java,v 1.7 2004/04/18 23:51:37 jsdever Exp $
3 * $Revision: 480424 $
4 * $Date: 2006-11-29 06:56:49 +0100 (Wed, 29 Nov 2006) $
5 *
6 * ====================================================================
7 *
8 * Licensed to the Apache Software Foundation (ASF) under one or more
9 * contributor license agreements. See the NOTICE file distributed with
10 * this work for additional information regarding copyright ownership.
11 * The ASF licenses this file to You under the Apache License, Version 2.0
12 * (the "License"); you may not use this file except in compliance with
13 * the License. You may obtain a copy of the License at
14 *
15 * http://www.apache.org/licenses/LICENSE-2.0
16 *
17 * Unless required by applicable law or agreed to in writing, software
18 * distributed under the License is distributed on an "AS IS" BASIS,
19 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
20 * See the License for the specific language governing permissions and
21 * limitations under the License.
22 * ====================================================================
23 *
24 * This software consists of voluntary contributions made by many
25 * individuals on behalf of the Apache Software Foundation. For more
26 * information on the Apache Software Foundation, please see
27 * <http://www.apache.org/>.
28 *
29 */
30
31 package org.apache.commons.httpclient.methods.multipart;
32
33 import java.io.ByteArrayInputStream;
34 import java.io.IOException;
35 import java.io.InputStream;
36
37 /**
38 * A PartSource that reads from a byte array. This class should be used when
39 * the data to post is already loaded into memory.
40 *
41 * @author <a href="mailto:becke@u.washington.edu">Michael Becke</a>
42 *
43 * @since 2.0
44 */
45 public class ByteArrayPartSource implements PartSource {
46
47 /** Name of the source file. */
48 private String fileName;
49
50 /** Byte array of the source file. */
51 private byte[] bytes;
52
53 /**
54 * Constructor for ByteArrayPartSource.
55 *
56 * @param fileName the name of the file these bytes represent
57 * @param bytes the content of this part
58 */
59 public ByteArrayPartSource(String fileName, byte[] bytes) {
60
61 this.fileName = fileName;
62 this.bytes = bytes;
63
64 }
65
66 /**
67 * @see PartSource#getLength()
68 */
69 public long getLength() {
70 return bytes.length;
71 }
72
73 /**
74 * @see PartSource#getFileName()
75 */
76 public String getFileName() {
77 return fileName;
78 }
79
80 /**
81 * @see PartSource#createInputStream()
82 */
83 public InputStream createInputStream() throws IOException {
84 return new ByteArrayInputStream(bytes);
85 }
86
87 }
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