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annotate src/luan/modules/url/MultiPartOutputStream.java @ 1810:3c43b07e12b7 default tip

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minor
author Franklin Schmidt <fschmidt@gmail.com>
date Sun, 12 May 2024 22:00:42 -0600
parents 1a68fc55a80c
children
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1 //
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2 // ========================================================================
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3 // Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd.
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4 // ------------------------------------------------------------------------
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5 // All rights reserved. This program and the accompanying materials
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6 // are made available under the terms of the Eclipse Public License v1.0
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7 // and Apache License v2.0 which accompanies this distribution.
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8 //
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9 // The Eclipse Public License is available at
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10 // http://www.eclipse.org/legal/epl-v10.html
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11 //
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12 // The Apache License v2.0 is available at
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13 // http://www.opensource.org/licenses/apache2.0.php
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14 //
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15 // You may elect to redistribute this code under either of these licenses.
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16 // ========================================================================
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17 //
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18 // This horrible broken code from jetty is just here for me to look at. It isn't used. -fschmidt
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19
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20 package luan.modules.url;
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21
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22 import java.io.FilterOutputStream;
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23 import java.io.IOException;
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24 import java.io.OutputStream;
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25
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26
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27 /* ================================================================ */
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28 /** Handle a multipart MIME response.
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29 *
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30 *
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31 *
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32 */
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33 public class MultiPartOutputStream extends FilterOutputStream
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34 {
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35 /* ------------------------------------------------------------ */
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36 private static final byte[] __CRLF={'\r','\n'};
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37 private static final byte[] __DASHDASH={'-','-'};
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38
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39 public static String MULTIPART_MIXED="multipart/mixed";
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40 public static String MULTIPART_X_MIXED_REPLACE="multipart/x-mixed-replace";
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41 public static final String __ISO_8859_1="ISO-8859-1";
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42
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43 public static String newBoundary(Object obj) {
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44 return "jetty"+System.identityHashCode(obj)+
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45 Long.toString(System.currentTimeMillis(),36);
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46 }
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47
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48 /* ------------------------------------------------------------ */
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49 private final String boundary;
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50 private final byte[] boundaryBytes;
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51
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52 /* ------------------------------------------------------------ */
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53 private boolean inPart=false;
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54
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55 /* ------------------------------------------------------------ */
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56 public MultiPartOutputStream(OutputStream out,String boundary)
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57 throws IOException
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58 {
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59 super(out);
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60
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61 this.boundary = boundary;
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62 boundaryBytes=boundary.getBytes(__ISO_8859_1);
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63
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64 inPart=false;
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65 }
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66
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67
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68
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69 /* ------------------------------------------------------------ */
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70 /** End the current part.
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71 * @exception IOException IOException
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72 */
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73 @Override
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74 public void close()
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75 throws IOException
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76 {
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77 if (inPart)
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78 out.write(__CRLF);
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79 out.write(__DASHDASH);
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80 out.write(boundaryBytes);
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81 out.write(__DASHDASH);
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82 out.write(__CRLF);
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83 inPart=false;
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84 super.close();
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85 }
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86
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87 /* ------------------------------------------------------------ */
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88 public String getBoundary()
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89 {
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90 return boundary;
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91 }
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92
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93 public OutputStream getOut() {return out;}
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94
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95 /* ------------------------------------------------------------ */
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96 /** Start creation of the next Content.
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97 */
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98 public void startPart(String contentType)
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99 throws IOException
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100 {
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101 if (inPart)
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102 out.write(__CRLF);
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103 inPart=true;
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104 out.write(__DASHDASH);
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105 out.write(boundaryBytes);
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106 out.write(__CRLF);
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107 if (contentType != null)
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108 out.write(("Content-Type: "+contentType).getBytes(__ISO_8859_1));
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109 out.write(__CRLF);
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110 out.write(__CRLF);
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111 }
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112
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113 /* ------------------------------------------------------------ */
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114 /** Start creation of the next Content.
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115 */
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116 public void startPart(String contentType, String[] headers)
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117 throws IOException
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118 {
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119 if (inPart)
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120 out.write(__CRLF);
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121 inPart=true;
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122 out.write(__DASHDASH);
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123 out.write(boundaryBytes);
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124 out.write(__CRLF);
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125 if (contentType != null)
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126 out.write(("Content-Type: "+contentType).getBytes(__ISO_8859_1));
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127 out.write(__CRLF);
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128 for (int i=0;headers!=null && i<headers.length;i++)
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129 {
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130 out.write(headers[i].getBytes(__ISO_8859_1));
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131 out.write(__CRLF);
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132 }
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133 out.write(__CRLF);
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134 }
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135
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136 /* ------------------------------------------------------------ */
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137 @Override
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138 public void write(byte[] b, int off, int len) throws IOException
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139 {
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140 out.write(b,off,len);
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141 }
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142 }
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143
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144
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145
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146