PlainTextDataSource


1   /*
2    * Copyright (C) The Apache Software Foundation. All rights reserved.
3    *
4    * This software is published under the terms of the Apache Software License
5    * version 1.1, a copy of which has been included with this distribution in
6    * the docs/licenses/apache-1.1.txt file.
7    */
8   package org.jboss.axis.attachments;
9   
10  import javax.activation.DataSource  ;
11  import java.io.ByteArrayInputStream  ;
12  import java.io.ByteArrayOutputStream  ;
13  import java.io.IOException  ;
14  import java.io.InputStream  ;
15  import java.io.OutputStream  ;
16  
17  public class PlainTextDataSource implements DataSource  
18  {
19     public static final String   CONTENT_TYPE = "text/plain";
20  
21     private final String   name;
22     private byte[] data;
23     private ByteArrayInputStream   is;
24     private ByteArrayOutputStream   os;
25  
26     public PlainTextDataSource(String   name, String   data)
27     {
28        this.name = name;
29        this.data = data == null ? null : data.getBytes();
30        os = new ByteArrayOutputStream  ();
31     } // ctor
32  
33     public String   getName()
34     {
35        return name;
36     } // getName
37  
38     public String   getContentType()
39     {
40        return CONTENT_TYPE;
41     } // getContentType
42  
43     public InputStream   getInputStream() throws IOException  
44     {
45        if (os.size() != 0)
46        {
47           data = os.toByteArray();
48        }
49        return new ByteArrayInputStream  (data == null ? new byte[0] : data);
50     } // getInputStream
51  
52     public OutputStream   getOutputStream() throws IOException  
53     {
54        if (os.size() != 0)
55        {
56           data = os.toByteArray();
57        }
58        return new ByteArrayOutputStream  ();
59     } // getOutputStream
60  } // class PlainTextDataSource
61
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