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org.apache.turbine.util.mail.ByteArrayDataSource |
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1 | package org.apache.turbine.util.mail; |
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2 | ||
3 | /* |
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4 | * Copyright 2001-2005 The Apache Software Foundation. |
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5 | * |
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6 | * Licensed under the Apache License, Version 2.0 (the "License") |
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7 | * you may not use this file except in compliance with the License. |
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8 | * You may obtain a copy of the License at |
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9 | * |
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10 | * http://www.apache.org/licenses/LICENSE-2.0 |
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11 | * |
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12 | * Unless required by applicable law or agreed to in writing, software |
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13 | * distributed under the License is distributed on an "AS IS" BASIS, |
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14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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15 | * See the License for the specific language governing permissions and |
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16 | * limitations under the License. |
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17 | */ |
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18 | ||
19 | import java.io.BufferedInputStream; |
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20 | import java.io.BufferedOutputStream; |
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21 | import java.io.ByteArrayInputStream; |
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22 | import java.io.ByteArrayOutputStream; |
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23 | import java.io.IOException; |
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24 | import java.io.InputStream; |
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25 | import java.io.OutputStream; |
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26 | import java.io.UnsupportedEncodingException; |
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27 | import javax.activation.DataSource; |
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28 | ||
29 | /** |
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30 | * This class implements a typed DataSource from:<br> |
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31 | * |
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32 | * - an InputStream<br> |
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33 | * - a byte array<br> |
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34 | * - a String<br> |
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35 | * |
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36 | * @author <a href="mailto:jon@latchkey.com">Jon S. Stevens</a> |
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37 | * @author <a href="mailto:bmclaugh@algx.net">Brett McLaughlin</a> |
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38 | * @version $Id: ByteArrayDataSource.java 264148 2005-08-29 14:21:04Z henning $ |
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39 | * @deprecated Use org.apache.commons.mail.ByteArrayDataSource instead. |
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40 | */ |
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41 | public class ByteArrayDataSource |
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42 | implements DataSource |
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43 | { |
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44 | /** Data. */ |
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45 | private byte[] data; |
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46 | ||
47 | /** Content-type. */ |
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48 | private String type; |
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49 | ||
50 | private ByteArrayOutputStream baos; |
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51 | ||
52 | /** |
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53 | * Create a datasource from a byte array. |
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54 | * |
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55 | * @param data A byte[]. |
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56 | * @param type A String. |
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57 | */ |
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58 | public ByteArrayDataSource(byte[] data, |
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59 | String type) |
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60 | 0 | { |
61 | 0 | this.data = data; |
62 | 0 | this.type = type; |
63 | 0 | } |
64 | ||
65 | /** |
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66 | * Create a datasource from an input stream. |
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67 | * |
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68 | * @param is An InputStream. |
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69 | * @param type A String. |
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70 | */ |
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71 | public ByteArrayDataSource(InputStream is, |
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72 | String type) |
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73 | 0 | { |
74 | 0 | this.type = type; |
75 | try |
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76 | { |
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77 | int ch; |
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78 | ||
79 | 0 | ByteArrayOutputStream os = new ByteArrayOutputStream(); |
80 | 0 | BufferedInputStream isReader = new BufferedInputStream(is); |
81 | 0 | BufferedOutputStream osWriter = new BufferedOutputStream(os); |
82 | ||
83 | 0 | while ((ch = isReader.read()) != -1) |
84 | { |
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85 | 0 | osWriter.write(ch); |
86 | } |
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87 | 0 | data = os.toByteArray(); |
88 | } |
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89 | 0 | catch (IOException ioex) |
90 | { |
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91 | // Do something! |
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92 | 0 | } |
93 | 0 | } |
94 | ||
95 | /** |
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96 | * Create a datasource from a String. |
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97 | * |
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98 | * @param data A String. |
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99 | * @param type A String. |
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100 | */ |
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101 | public ByteArrayDataSource(String data, |
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102 | String type) |
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103 | 0 | { |
104 | 0 | this.type = type; |
105 | try |
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106 | { |
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107 | // Assumption that the string contains only ASCII |
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108 | // characters! Else just pass in a charset into this |
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109 | // constructor and use it in getBytes(). |
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110 | 0 | this.data = data.getBytes("iso-8859-1"); |
111 | } |
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112 | 0 | catch (UnsupportedEncodingException uex) |
113 | { |
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114 | // Do something! |
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115 | 0 | } |
116 | 0 | } |
117 | ||
118 | /** |
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119 | * Get the content type. |
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120 | * |
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121 | * @return A String. |
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122 | */ |
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123 | public String getContentType() |
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124 | { |
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125 | 0 | if (type == null) |
126 | 0 | return "application/octet-stream"; |
127 | else |
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128 | 0 | return type; |
129 | } |
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130 | ||
131 | /** |
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132 | * Get the input stream. |
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133 | * |
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134 | * @return An InputStream. |
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135 | * @exception IOException. |
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136 | */ |
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137 | public InputStream getInputStream() |
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138 | throws IOException |
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139 | { |
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140 | 0 | if (data == null) |
141 | 0 | throw new IOException("no data"); |
142 | 0 | return new ByteArrayInputStream(data); |
143 | } |
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144 | ||
145 | /** |
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146 | * Get the name. |
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147 | * |
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148 | * @return A String. |
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149 | */ |
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150 | public String getName() |
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151 | { |
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152 | 0 | return "ByteArrayDataSource"; |
153 | } |
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154 | ||
155 | /** |
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156 | * Get the output stream. |
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157 | * |
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158 | * @return An OutputStream. |
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159 | * @exception IOException. |
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160 | */ |
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161 | public OutputStream getOutputStream() |
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162 | throws IOException |
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163 | { |
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164 | 0 | baos = new ByteArrayOutputStream(); |
165 | 0 | return baos; |
166 | } |
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167 | } |
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