1 | /**************************************************************** |
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2 | * Licensed to the Apache Software Foundation (ASF) under one * |
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3 | * or more contributor license agreements. See the NOTICE file * |
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4 | * distributed with this work for additional information * |
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5 | * regarding copyright ownership. The ASF licenses this file * |
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6 | * to you under the Apache License, Version 2.0 (the * |
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7 | * "License"); you may not use this file except in compliance * |
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8 | * with the License. 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, * |
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13 | * software distributed under the License is distributed on an * |
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14 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * |
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15 | * KIND, either express or implied. See the License for the * |
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16 | * specific language governing permissions and limitations * |
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17 | * under the License. * |
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18 | ****************************************************************/ |
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19 | |
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20 | package org.apache.james.mime4j.stream; |
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21 | |
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22 | import java.io.ByteArrayInputStream; |
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23 | import java.io.IOException; |
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24 | import java.util.Locale; |
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25 | |
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26 | import junit.framework.TestCase; |
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27 | |
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28 | import org.apache.commons.io.IOUtils; |
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29 | import org.apache.james.mime4j.MimeException; |
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30 | import org.apache.james.mime4j.io.BufferedLineReaderInputStream; |
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31 | import org.apache.james.mime4j.io.LineNumberInputStream; |
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32 | import org.apache.james.mime4j.io.MaxHeaderLengthLimitException; |
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33 | import org.apache.james.mime4j.io.MaxHeaderLimitException; |
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34 | import org.apache.james.mime4j.io.MaxLineLimitException; |
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35 | |
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36 | public class MimeEntityTest extends TestCase { |
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37 | |
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38 | public void testSimpleEntity() throws Exception { |
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39 | String message = |
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40 | "To: Road Runner <runner@example.org>\r\n" + |
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41 | "From: Wile E. Cayote <wile@example.org>\r\n" + |
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42 | "Date: Tue, 12 Feb 2008 17:34:09 +0000 (GMT)\r\n" + |
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43 | "Subject: Mail\r\n" + |
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44 | "Content-Type: text/plain\r\n" + |
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45 | "\r\n" + |
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46 | "a very important message"; |
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47 | byte[] raw = message.getBytes("US-ASCII"); |
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48 | ByteArrayInputStream instream = new ByteArrayInputStream(raw); |
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49 | LineNumberInputStream lineInput = new LineNumberInputStream(instream); |
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50 | BufferedLineReaderInputStream rawstream = new BufferedLineReaderInputStream(lineInput, 12); |
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51 | |
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52 | MimeEntity entity = new MimeEntity( |
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53 | lineInput, |
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54 | rawstream, new DefaultBodyDescriptor()); |
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55 | |
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56 | |
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57 | assertEquals(EntityState.T_START_MESSAGE, entity.getState()); |
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58 | entity.advance(); |
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59 | assertEquals(EntityState.T_START_HEADER, entity.getState()); |
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60 | entity.advance(); |
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61 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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62 | assertEquals("To", entity.getField().getName()); |
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63 | assertEquals("Road Runner <runner@example.org>", entity.getField().getBody()); |
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64 | entity.advance(); |
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65 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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66 | assertEquals("From", entity.getField().getName()); |
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67 | assertEquals("Wile E. Cayote <wile@example.org>", entity.getField().getBody()); |
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68 | entity.advance(); |
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69 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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70 | assertEquals("Date", entity.getField().getName()); |
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71 | assertEquals("Tue, 12 Feb 2008 17:34:09 +0000 (GMT)", entity.getField().getBody()); |
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72 | entity.advance(); |
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73 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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74 | assertEquals("Subject", entity.getField().getName()); |
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75 | assertEquals("Mail", entity.getField().getBody()); |
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76 | entity.advance(); |
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77 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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78 | assertEquals("Content-Type", entity.getField().getName()); |
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79 | assertEquals("text/plain", entity.getField().getBody()); |
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80 | entity.advance(); |
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81 | assertEquals(EntityState.T_END_HEADER, entity.getState()); |
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82 | try { |
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83 | entity.getField().getName(); |
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84 | fail("IllegalStateException should have been thrown"); |
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85 | } catch (IllegalStateException expected) { |
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86 | } |
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87 | try { |
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88 | entity.getField().getBody(); |
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89 | fail("IllegalStateException should have been thrown"); |
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90 | } catch (IllegalStateException expected) { |
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91 | } |
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92 | |
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93 | entity.advance(); |
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94 | assertEquals(EntityState.T_BODY, entity.getState()); |
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95 | assertEquals("a very important message", IOUtils.toString(entity.getContentStream())); |
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96 | entity.advance(); |
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97 | assertEquals(EntityState.T_END_MESSAGE, entity.getState()); |
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98 | try { |
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99 | entity.getContentStream(); |
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100 | fail("IllegalStateException should have been thrown"); |
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101 | } catch (IllegalStateException expected) { |
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102 | } |
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103 | entity.advance(); |
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104 | assertEquals(EntityState.T_END_OF_STREAM, entity.getState()); |
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105 | try { |
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106 | entity.advance(); |
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107 | fail("IllegalStateException should have been thrown"); |
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108 | } catch (IllegalStateException expected) { |
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109 | } |
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110 | } |
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111 | |
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112 | public void testObsoleteSyntaxEntity() throws Exception { |
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113 | String message = |
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114 | "To : Road Runner <runner@example.org>\r\n" + |
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115 | "From : Wile E. Cayote <wile@example.org>\r\n" + |
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116 | "Date :Tue, 12 Feb 2008 17:34:09 +0000 (GMT)\r\n" + |
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117 | "Subject :Mail\r\n" + |
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118 | " \r\n" + |
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119 | " with a folded subject \r\n" + |
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120 | "Content-Type: text/plain\r\n" + |
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121 | "\r\n" + |
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122 | "a very important message"; |
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123 | byte[] raw = message.getBytes("US-ASCII"); |
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124 | ByteArrayInputStream instream = new ByteArrayInputStream(raw); |
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125 | LineNumberInputStream lineInput = new LineNumberInputStream(instream); |
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126 | BufferedLineReaderInputStream rawstream = new BufferedLineReaderInputStream(lineInput, 12); |
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127 | |
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128 | MimeEntity entity = new MimeEntity( |
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129 | lineInput, |
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130 | rawstream, new DefaultBodyDescriptor()); |
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131 | |
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132 | |
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133 | assertEquals(EntityState.T_START_MESSAGE, entity.getState()); |
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134 | entity.advance(); |
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135 | assertEquals(EntityState.T_START_HEADER, entity.getState()); |
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136 | entity.advance(); |
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137 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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138 | assertEquals("To", entity.getField().getName()); |
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139 | assertEquals("Road Runner <runner@example.org>", entity.getField().getBody()); |
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140 | entity.advance(); |
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141 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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142 | assertEquals("From", entity.getField().getName()); |
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143 | assertEquals("Wile E. Cayote <wile@example.org>", entity.getField().getBody()); |
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144 | entity.advance(); |
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145 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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146 | assertEquals("Date", entity.getField().getName()); |
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147 | assertEquals("Tue, 12 Feb 2008 17:34:09 +0000 (GMT)", entity.getField().getBody()); |
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148 | entity.advance(); |
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149 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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150 | assertEquals("Subject", entity.getField().getName()); |
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151 | assertEquals("Mail with a folded subject ", entity.getField().getBody()); |
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152 | entity.advance(); |
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153 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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154 | assertEquals("Content-Type", entity.getField().getName()); |
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155 | assertEquals("text/plain", entity.getField().getBody()); |
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156 | entity.advance(); |
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157 | assertEquals(EntityState.T_END_HEADER, entity.getState()); |
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158 | try { |
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159 | entity.getField().getName(); |
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160 | fail("IllegalStateException should have been thrown"); |
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161 | } catch (IllegalStateException expected) { |
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162 | } |
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163 | try { |
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164 | entity.getField().getBody(); |
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165 | fail("IllegalStateException should have been thrown"); |
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166 | } catch (IllegalStateException expected) { |
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167 | } |
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168 | |
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169 | entity.advance(); |
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170 | assertEquals(EntityState.T_BODY, entity.getState()); |
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171 | assertEquals("a very important message", IOUtils.toString(entity.getContentStream())); |
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172 | entity.advance(); |
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173 | assertEquals(EntityState.T_END_MESSAGE, entity.getState()); |
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174 | try { |
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175 | entity.getContentStream(); |
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176 | fail("IllegalStateException should have been thrown"); |
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177 | } catch (IllegalStateException expected) { |
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178 | } |
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179 | entity.advance(); |
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180 | assertEquals(EntityState.T_END_OF_STREAM, entity.getState()); |
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181 | try { |
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182 | entity.advance(); |
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183 | fail("IllegalStateException should have been thrown"); |
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184 | } catch (IllegalStateException expected) { |
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185 | } |
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186 | } |
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187 | |
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188 | public void testMultipartEntity() throws Exception { |
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189 | String message = |
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190 | "To: Road Runner <runner@example.org>\r\n" + |
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191 | "From: Wile E. Cayote <wile@example.org>\r\n" + |
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192 | "Date: Tue, 12 Feb 2008 17:34:09 +0000 (GMT)\r\n" + |
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193 | "Subject: Mail\r\n" + |
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194 | "Content-Type: multipart/mixed;boundary=1729\r\n" + |
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195 | "\r\n" + |
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196 | "Hello!\r\n" + |
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197 | "--1729\r\n" + |
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198 | "Content-Type: text/plain; charset=US-ASCII\r\n" + |
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199 | "\r\n" + |
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200 | "blah blah blah\r\n" + |
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201 | "--1729\r\n" + |
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202 | "Content-Type: text/plain; charset=US-ASCII\r\n" + |
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203 | "\r\n" + |
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204 | "yada yada yada\r\n" + |
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205 | "--1729--\r\n" + |
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206 | "Goodbye!"; |
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207 | byte[] raw = message.getBytes("US-ASCII"); |
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208 | ByteArrayInputStream instream = new ByteArrayInputStream(raw); |
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209 | LineNumberInputStream lineInput = new LineNumberInputStream(instream); |
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210 | BufferedLineReaderInputStream rawstream = new BufferedLineReaderInputStream(lineInput, 24); |
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211 | |
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212 | MimeEntity entity = new MimeEntity( |
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213 | lineInput, |
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214 | rawstream, new DefaultBodyDescriptor()); |
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215 | |
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216 | assertEquals(EntityState.T_START_MESSAGE, entity.getState()); |
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217 | entity.advance(); |
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218 | assertEquals(EntityState.T_START_HEADER, entity.getState()); |
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219 | entity.advance(); |
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220 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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221 | assertEquals("To", entity.getField().getName()); |
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222 | assertEquals("Road Runner <runner@example.org>", entity.getField().getBody()); |
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223 | entity.advance(); |
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224 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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225 | assertEquals("From", entity.getField().getName()); |
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226 | assertEquals("Wile E. Cayote <wile@example.org>", entity.getField().getBody()); |
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227 | entity.advance(); |
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228 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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229 | assertEquals("Date", entity.getField().getName()); |
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230 | assertEquals("Tue, 12 Feb 2008 17:34:09 +0000 (GMT)", entity.getField().getBody()); |
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231 | entity.advance(); |
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232 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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233 | assertEquals("Subject", entity.getField().getName()); |
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234 | assertEquals("Mail", entity.getField().getBody()); |
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235 | entity.advance(); |
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236 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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237 | assertEquals("Content-Type", entity.getField().getName()); |
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238 | assertEquals("multipart/mixed;boundary=1729", entity.getField().getBody()); |
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239 | entity.advance(); |
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240 | assertEquals(EntityState.T_END_HEADER, entity.getState()); |
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241 | entity.advance(); |
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242 | assertEquals(EntityState.T_START_MULTIPART, entity.getState()); |
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243 | entity.advance(); |
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244 | assertEquals(EntityState.T_PREAMBLE, entity.getState()); |
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245 | assertEquals("Hello!", IOUtils.toString(entity.getContentStream())); |
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246 | |
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247 | EntityStateMachine p1 = entity.advance(); |
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248 | assertNotNull(p1); |
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249 | |
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250 | assertEquals(EntityState.T_START_BODYPART, p1.getState()); |
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251 | p1.advance(); |
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252 | assertEquals(EntityState.T_START_HEADER, p1.getState()); |
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253 | p1.advance(); |
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254 | assertEquals(EntityState.T_FIELD, p1.getState()); |
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255 | assertEquals("Content-Type", p1.getField().getName()); |
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256 | assertEquals("text/plain; charset=US-ASCII", p1.getField().getBody()); |
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257 | p1.advance(); |
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258 | assertEquals(EntityState.T_END_HEADER, p1.getState()); |
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259 | p1.advance(); |
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260 | assertEquals(EntityState.T_BODY, p1.getState()); |
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261 | assertEquals("blah blah blah", IOUtils.toString(p1.getContentStream())); |
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262 | p1.advance(); |
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263 | assertEquals(EntityState.T_END_BODYPART, p1.getState()); |
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264 | p1.advance(); |
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265 | assertEquals(EntityState.T_END_OF_STREAM, p1.getState()); |
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266 | |
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267 | EntityStateMachine p2 = entity.advance(); |
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268 | assertNotNull(p2); |
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269 | |
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270 | assertEquals(EntityState.T_START_BODYPART, p2.getState()); |
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271 | p2.advance(); |
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272 | assertEquals(EntityState.T_START_HEADER, p2.getState()); |
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273 | p2.advance(); |
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274 | assertEquals(EntityState.T_FIELD, p2.getState()); |
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275 | assertEquals("Content-Type", p2.getField().getName()); |
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276 | assertEquals("text/plain; charset=US-ASCII", p2.getField().getBody()); |
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277 | p2.advance(); |
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278 | assertEquals(EntityState.T_END_HEADER, p2.getState()); |
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279 | p2.advance(); |
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280 | assertEquals(EntityState.T_BODY, p2.getState()); |
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281 | assertEquals("yada yada yada", IOUtils.toString(p2.getContentStream())); |
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282 | p2.advance(); |
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283 | assertEquals(EntityState.T_END_BODYPART, p2.getState()); |
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284 | p2.advance(); |
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285 | assertEquals(EntityState.T_END_OF_STREAM, p2.getState()); |
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286 | |
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287 | entity.advance(); |
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288 | assertEquals(EntityState.T_EPILOGUE, entity.getState()); |
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289 | assertEquals("Goodbye!", IOUtils.toString(entity.getContentStream())); |
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290 | entity.advance(); |
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291 | assertEquals(EntityState.T_END_MULTIPART, entity.getState()); |
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292 | entity.advance(); |
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293 | assertEquals(EntityState.T_END_MESSAGE, entity.getState()); |
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294 | entity.advance(); |
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295 | assertEquals(EntityState.T_END_OF_STREAM, entity.getState()); |
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296 | } |
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297 | |
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298 | public void testRawEntity() throws Exception { |
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299 | String message = |
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300 | "To: Road Runner <runner@example.org>\r\n" + |
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301 | "From: Wile E. Cayote <wile@example.org>\r\n" + |
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302 | "Date: Tue, 12 Feb 2008 17:34:09 +0000 (GMT)\r\n" + |
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303 | "Subject: Mail\r\n" + |
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304 | "Content-Type: multipart/mixed;boundary=1729\r\n" + |
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305 | "\r\n" + |
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306 | "Hello!\r\n" + |
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307 | "--1729\r\n" + |
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308 | "Content-Type: text/plain; charset=US-ASCII\r\n" + |
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309 | "\r\n" + |
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310 | "blah blah blah\r\n" + |
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311 | "--1729\r\n" + |
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312 | "Content-Type: text/plain; charset=US-ASCII\r\n" + |
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313 | "\r\n" + |
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314 | "yada yada yada\r\n" + |
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315 | "--1729--\r\n" + |
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316 | "Goodbye!"; |
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317 | byte[] raw = message.getBytes("US-ASCII"); |
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318 | ByteArrayInputStream instream = new ByteArrayInputStream(raw); |
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319 | LineNumberInputStream lineInput = new LineNumberInputStream(instream); |
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320 | BufferedLineReaderInputStream rawstream = new BufferedLineReaderInputStream(lineInput, 24); |
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321 | |
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322 | MimeEntity entity = new MimeEntity( |
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323 | lineInput, |
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324 | rawstream, new DefaultBodyDescriptor()); |
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325 | |
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326 | entity.setRecursionMode(RecursionMode.M_RAW); |
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327 | |
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328 | assertEquals(EntityState.T_START_MESSAGE, entity.getState()); |
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329 | entity.advance(); |
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330 | assertEquals(EntityState.T_START_HEADER, entity.getState()); |
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331 | entity.advance(); |
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332 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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333 | assertEquals("To", entity.getField().getName()); |
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334 | assertEquals("Road Runner <runner@example.org>", entity.getField().getBody()); |
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335 | entity.advance(); |
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336 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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337 | assertEquals("From", entity.getField().getName()); |
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338 | assertEquals("Wile E. Cayote <wile@example.org>", entity.getField().getBody()); |
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339 | entity.advance(); |
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340 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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341 | assertEquals("Date", entity.getField().getName()); |
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342 | assertEquals("Tue, 12 Feb 2008 17:34:09 +0000 (GMT)", entity.getField().getBody()); |
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343 | entity.advance(); |
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344 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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345 | assertEquals("Subject", entity.getField().getName()); |
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346 | assertEquals("Mail", entity.getField().getBody()); |
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347 | entity.advance(); |
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348 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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349 | assertEquals("Content-Type", entity.getField().getName()); |
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350 | assertEquals("multipart/mixed;boundary=1729", entity.getField().getBody()); |
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351 | entity.advance(); |
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352 | assertEquals(EntityState.T_END_HEADER, entity.getState()); |
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353 | entity.advance(); |
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354 | assertEquals(EntityState.T_START_MULTIPART, entity.getState()); |
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355 | |
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356 | entity.advance(); |
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357 | assertEquals(EntityState.T_PREAMBLE, entity.getState()); |
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358 | assertEquals("Hello!", IOUtils.toString(entity.getContentStream())); |
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359 | |
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360 | EntityStateMachine p1 = entity.advance(); |
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361 | assertNotNull(p1); |
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362 | |
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363 | assertEquals(EntityState.T_RAW_ENTITY, p1.getState()); |
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364 | assertNull(p1.getBodyDescriptor()); |
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365 | assertNull(p1.getField()); |
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366 | assertEquals( |
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367 | "Content-Type: text/plain; charset=US-ASCII\r\n" + |
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368 | "\r\n" + |
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369 | "blah blah blah", IOUtils.toString(p1.getContentStream())); |
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370 | p1.advance(); |
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371 | assertEquals(EntityState.T_END_OF_STREAM, p1.getState()); |
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372 | |
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373 | EntityStateMachine p2 = entity.advance(); |
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374 | assertNotNull(p2); |
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375 | |
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376 | assertEquals(EntityState.T_RAW_ENTITY, p2.getState()); |
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377 | assertNull(p2.getBodyDescriptor()); |
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378 | assertNull(p2.getField()); |
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379 | assertEquals( |
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380 | "Content-Type: text/plain; charset=US-ASCII\r\n" + |
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381 | "\r\n" + |
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382 | "yada yada yada", IOUtils.toString(p2.getContentStream())); |
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383 | p2.advance(); |
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384 | assertEquals(EntityState.T_END_OF_STREAM, p2.getState()); |
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385 | |
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386 | entity.advance(); |
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387 | assertEquals(EntityState.T_EPILOGUE, entity.getState()); |
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388 | assertEquals("Goodbye!", IOUtils.toString(entity.getContentStream())); |
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389 | entity.advance(); |
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390 | assertEquals(EntityState.T_END_MULTIPART, entity.getState()); |
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391 | entity.advance(); |
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392 | assertEquals(EntityState.T_END_MESSAGE, entity.getState()); |
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393 | entity.advance(); |
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394 | assertEquals(EntityState.T_END_OF_STREAM, entity.getState()); |
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395 | } |
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396 | |
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397 | public void testMaxLineLimitCheck() throws Exception { |
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398 | MimeEntityConfig config = new MimeEntityConfig(); |
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399 | config.setMaxLineLen(50); |
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400 | |
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401 | String message = |
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402 | "To: Road Runner <runner@example.org>\r\n" + |
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403 | "From: Wile E. Cayote <wile@example.org>\r\n" + |
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404 | "Date: Tue, 12 Feb 2008 17:34:09 +0000 (GMT)\r\n" + |
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405 | "Subject: Mail\r\n" + |
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406 | "DoS: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx\r\n" + |
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407 | "Content-Type: text/plain\r\n" + |
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408 | "\r\n" + |
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409 | "a very important message"; |
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410 | byte[] raw = message.getBytes("US-ASCII"); |
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411 | ByteArrayInputStream instream = new ByteArrayInputStream(raw); |
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412 | LineNumberInputStream lineInput = new LineNumberInputStream(instream); |
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413 | BufferedLineReaderInputStream rawstream = new BufferedLineReaderInputStream(lineInput, 12, config.getMaxLineLen()); |
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414 | |
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415 | MimeEntity entity = new MimeEntity( |
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416 | lineInput, |
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417 | rawstream, |
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418 | config, |
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419 | new DefaultBodyDescriptor()); |
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420 | |
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421 | assertEquals(EntityState.T_START_MESSAGE, entity.getState()); |
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422 | entity.advance(); // advances to T_START_HEADER |
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423 | assertEquals(EntityState.T_START_HEADER, entity.getState()); |
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424 | entity.advance(); // reads To: into field buffer, From: into line buffer |
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425 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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426 | entity.advance(); // reads Date: into line buffer |
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427 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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428 | entity.advance(); // reads Subject: into line buffer |
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429 | assertEquals(EntityState.T_FIELD, entity.getState()); |
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430 | try { |
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431 | entity.advance(); // reads DoS: into line buffer |
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432 | fail("MimeException caused by MaxLineLimitException should have been thrown"); |
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433 | } catch (MimeException expected) { |
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434 | assertTrue(expected.getCause() instanceof MaxLineLimitException); |
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435 | } |
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436 | } |
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437 | |
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438 | public void testMaxHeaderLimitCheckFoldedLines() throws Exception { |
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439 | String message = |
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440 | "To: Road Runner <runner@example.org>\r\n" + |
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441 | "From: Wile E. Cayote <wile@example.org>\r\n" + |
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442 | "Date: Tue, 12 Feb 2008 17:34:09 +0000 (GMT)\r\n" + |
---|
443 | "Subject: Mail\r\n" + |
---|
444 | "DoS: xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
445 | " xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
446 | " xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
447 | " xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
448 | " xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
449 | " xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
450 | " xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
451 | " xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
452 | " xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
453 | " xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
454 | " xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
455 | " xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
456 | "Content-Type: text/plain\r\n" + |
---|
457 | "\r\n" + |
---|
458 | "a very important message"; |
---|
459 | byte[] raw = message.getBytes("US-ASCII"); |
---|
460 | ByteArrayInputStream instream = new ByteArrayInputStream(raw); |
---|
461 | LineNumberInputStream lineInput = new LineNumberInputStream(instream); |
---|
462 | BufferedLineReaderInputStream rawstream = new BufferedLineReaderInputStream(lineInput, 12); |
---|
463 | |
---|
464 | MimeEntityConfig config = new MimeEntityConfig(); |
---|
465 | config.setMaxLineLen(100); |
---|
466 | config.setMaxHeaderLen(200); |
---|
467 | MimeEntity entity = new MimeEntity( |
---|
468 | lineInput, |
---|
469 | rawstream, |
---|
470 | config, |
---|
471 | new DefaultBodyDescriptor()); |
---|
472 | |
---|
473 | assertEquals(EntityState.T_START_MESSAGE, entity.getState()); |
---|
474 | entity.advance(); |
---|
475 | assertEquals(EntityState.T_START_HEADER, entity.getState()); |
---|
476 | entity.advance(); |
---|
477 | assertEquals(EntityState.T_FIELD, entity.getState()); |
---|
478 | entity.advance(); |
---|
479 | assertEquals(EntityState.T_FIELD, entity.getState()); |
---|
480 | entity.advance(); |
---|
481 | assertEquals(EntityState.T_FIELD, entity.getState()); |
---|
482 | entity.advance(); |
---|
483 | assertEquals(EntityState.T_FIELD, entity.getState()); |
---|
484 | try { |
---|
485 | entity.advance(); |
---|
486 | fail("MimeException caused by MaxLineLimitException should have been thrown"); |
---|
487 | } catch (MaxHeaderLengthLimitException expected) { |
---|
488 | } |
---|
489 | } |
---|
490 | |
---|
491 | public void testMaxHeaderLengthMayExceedMaxLineLength() throws Exception { |
---|
492 | MimeEntityConfig config = new MimeEntityConfig(); |
---|
493 | config.setMaxLineLen(50); |
---|
494 | config.setMaxHeaderLen(130); |
---|
495 | |
---|
496 | String message = |
---|
497 | "To: Road Runner <runner@example.org>\r\n" + |
---|
498 | "From: Wile E. Cayote <wile@example.org>\r\n" + |
---|
499 | "Date: Tue, 12 Feb 2008 17:34:09 +0000 (GMT)\r\n" + |
---|
500 | "Subject: Mail\r\n" + |
---|
501 | "X-LongHeader: xxxxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
502 | " xxxxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
503 | " xxxxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
504 | " xxxxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
505 | "Content-Type: text/plain\r\n" + |
---|
506 | "\r\n" + |
---|
507 | "a very important message"; |
---|
508 | byte[] raw = message.getBytes("US-ASCII"); |
---|
509 | ByteArrayInputStream instream = new ByteArrayInputStream(raw); |
---|
510 | LineNumberInputStream lineInput = new LineNumberInputStream(instream); |
---|
511 | BufferedLineReaderInputStream rawstream = new BufferedLineReaderInputStream(lineInput, 12, config.getMaxLineLen()); |
---|
512 | |
---|
513 | MimeEntity entity = new MimeEntity( |
---|
514 | lineInput, |
---|
515 | rawstream, |
---|
516 | config, |
---|
517 | new DefaultBodyDescriptor()); |
---|
518 | |
---|
519 | assertEquals(EntityState.T_START_MESSAGE, entity.getState()); |
---|
520 | entity.advance(); |
---|
521 | assertEquals(EntityState.T_START_HEADER, entity.getState()); |
---|
522 | for (int i = 0; i < 6; i++) { |
---|
523 | entity.advance(); |
---|
524 | assertEquals(EntityState.T_FIELD, entity.getState()); |
---|
525 | } |
---|
526 | entity.advance(); |
---|
527 | assertEquals(EntityState.T_END_HEADER, entity.getState()); |
---|
528 | } |
---|
529 | |
---|
530 | public void testMaxHeaderCount() throws Exception { |
---|
531 | String message = |
---|
532 | "To: Road Runner <runner@example.org>\r\n" + |
---|
533 | "From: Wile E. Cayote <wile@example.org>\r\n" + |
---|
534 | "Date: Tue, 12 Feb 2008 17:34:09 +0000 (GMT)\r\n" + |
---|
535 | "Subject: Mail\r\n" + |
---|
536 | "DoS: xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
537 | "DoS: xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
538 | "DoS: xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
539 | "DoS: xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
540 | "DoS: xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
541 | "DoS: xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
542 | "DoS: xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
543 | "DoS: xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
544 | "DoS: xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
545 | "DoS: xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
546 | "DoS: xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
547 | "DoS: xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
548 | "DoS: xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
549 | "DoS: xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
550 | "DoS: xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
551 | "DoS: xxxxxxxxxxxxxxxxxxxxx\r\n" + |
---|
552 | "Content-Type: text/plain\r\n" + |
---|
553 | "\r\n" + |
---|
554 | "a very important message"; |
---|
555 | byte[] raw = message.getBytes("US-ASCII"); |
---|
556 | ByteArrayInputStream instream = new ByteArrayInputStream(raw); |
---|
557 | LineNumberInputStream lineInput = new LineNumberInputStream(instream); |
---|
558 | BufferedLineReaderInputStream rawstream = new BufferedLineReaderInputStream(lineInput, 12); |
---|
559 | |
---|
560 | MimeEntityConfig config = new MimeEntityConfig(); |
---|
561 | config.setMaxHeaderCount(20); |
---|
562 | MimeEntity entity = new MimeEntity( |
---|
563 | lineInput, |
---|
564 | rawstream, |
---|
565 | config, |
---|
566 | new DefaultBodyDescriptor()); |
---|
567 | |
---|
568 | assertEquals(EntityState.T_START_MESSAGE, entity.getState()); |
---|
569 | entity.advance(); |
---|
570 | assertEquals(EntityState.T_START_HEADER, entity.getState()); |
---|
571 | |
---|
572 | for (int i = 0; i < 20; i++) { |
---|
573 | entity.advance(); |
---|
574 | assertEquals(EntityState.T_FIELD, entity.getState()); |
---|
575 | } |
---|
576 | try { |
---|
577 | entity.advance(); |
---|
578 | fail("MaxHeaderLimitException should have been thrown"); |
---|
579 | } catch (MaxHeaderLimitException expected) { |
---|
580 | } |
---|
581 | } |
---|
582 | |
---|
583 | public void testMaxContentLimitCheck() throws Exception { |
---|
584 | String message = |
---|
585 | "To: Road Runner <runner@example.org>\r\n" + |
---|
586 | "From: Wile E. Cayote <wile@example.org>\r\n" + |
---|
587 | "Date: Tue, 12 Feb 2008 17:34:09 +0000 (GMT)\r\n" + |
---|
588 | "Subject: Mail\r\n" + |
---|
589 | "Content-Type: text/plain\r\n" + |
---|
590 | "\r\n" + |
---|
591 | "DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS\r\n" + |
---|
592 | "DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS\r\n" + |
---|
593 | "DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS\r\n" + |
---|
594 | "DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS\r\n" + |
---|
595 | "DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS\r\n" + |
---|
596 | "DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS\r\n" + |
---|
597 | "DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS\r\n" + |
---|
598 | "DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS\r\n" + |
---|
599 | "DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS\r\n" + |
---|
600 | "DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS DoS\r\n"; |
---|
601 | byte[] raw = message.getBytes("US-ASCII"); |
---|
602 | ByteArrayInputStream instream = new ByteArrayInputStream(raw); |
---|
603 | LineNumberInputStream lineInput = new LineNumberInputStream(instream); |
---|
604 | BufferedLineReaderInputStream rawstream = new BufferedLineReaderInputStream(lineInput, 12); |
---|
605 | |
---|
606 | MimeEntityConfig config = new MimeEntityConfig(); |
---|
607 | config.setMaxContentLen(100); |
---|
608 | MimeEntity entity = new MimeEntity( |
---|
609 | lineInput, |
---|
610 | rawstream, |
---|
611 | config, |
---|
612 | new DefaultBodyDescriptor()); |
---|
613 | |
---|
614 | assertEquals(EntityState.T_START_MESSAGE, entity.getState()); |
---|
615 | entity.advance(); |
---|
616 | assertEquals(EntityState.T_START_HEADER, entity.getState()); |
---|
617 | entity.advance(); |
---|
618 | assertEquals(EntityState.T_FIELD, entity.getState()); |
---|
619 | entity.advance(); |
---|
620 | assertEquals(EntityState.T_FIELD, entity.getState()); |
---|
621 | entity.advance(); |
---|
622 | assertEquals(EntityState.T_FIELD, entity.getState()); |
---|
623 | entity.advance(); |
---|
624 | assertEquals(EntityState.T_FIELD, entity.getState()); |
---|
625 | entity.advance(); |
---|
626 | assertEquals(EntityState.T_FIELD, entity.getState()); |
---|
627 | entity.advance(); |
---|
628 | assertEquals(EntityState.T_END_HEADER, entity.getState()); |
---|
629 | entity.advance(); |
---|
630 | assertEquals(EntityState.T_BODY, entity.getState()); |
---|
631 | try { |
---|
632 | IOUtils.toByteArray(entity.getContentStream()); |
---|
633 | fail("IOException should have been thrown"); |
---|
634 | } catch (IOException expected) { |
---|
635 | } |
---|
636 | } |
---|
637 | |
---|
638 | public void testSkipFields() throws Exception { |
---|
639 | String message = |
---|
640 | "To: Road Runner <runner@example.org>\r\n" + |
---|
641 | "From: Wile E. Cayote <wile@example.org>\r\n" + |
---|
642 | "Date: Tue, 12 Feb 2008 17:34:09 +0000 (GMT)\r\n" + |
---|
643 | "Subject: Mail\r\n" + |
---|
644 | "Content-Type: text/plain\r\n" + |
---|
645 | "\r\n" + |
---|
646 | "a very important message"; |
---|
647 | byte[] raw = message.getBytes("US-ASCII"); |
---|
648 | ByteArrayInputStream instream = new ByteArrayInputStream(raw); |
---|
649 | LineNumberInputStream lineInput = new LineNumberInputStream(instream); |
---|
650 | BufferedLineReaderInputStream rawstream = new BufferedLineReaderInputStream(lineInput, 12); |
---|
651 | |
---|
652 | DefaultFieldBuilder fieldBuilder = new DefaultFieldBuilder(-1) { |
---|
653 | |
---|
654 | @Override |
---|
655 | public RawField build() throws MimeException { |
---|
656 | RawField raw = super.build(); |
---|
657 | String name = raw.getName().toLowerCase(Locale.US); |
---|
658 | if (name.equals("content-type") || name.equals("subject")) { |
---|
659 | return raw; |
---|
660 | } else { |
---|
661 | return null; |
---|
662 | } |
---|
663 | } |
---|
664 | |
---|
665 | }; |
---|
666 | |
---|
667 | MimeEntity entity = new MimeEntity( |
---|
668 | lineInput, |
---|
669 | rawstream, fieldBuilder, new DefaultBodyDescriptor()); |
---|
670 | |
---|
671 | |
---|
672 | assertEquals(EntityState.T_START_MESSAGE, entity.getState()); |
---|
673 | entity.advance(); |
---|
674 | assertEquals(EntityState.T_START_HEADER, entity.getState()); |
---|
675 | entity.advance(); |
---|
676 | assertEquals(EntityState.T_FIELD, entity.getState()); |
---|
677 | assertEquals("Subject", entity.getField().getName()); |
---|
678 | assertEquals("Mail", entity.getField().getBody()); |
---|
679 | entity.advance(); |
---|
680 | assertEquals(EntityState.T_FIELD, entity.getState()); |
---|
681 | assertEquals("Content-Type", entity.getField().getName()); |
---|
682 | assertEquals("text/plain", entity.getField().getBody()); |
---|
683 | entity.advance(); |
---|
684 | assertEquals(EntityState.T_END_HEADER, entity.getState()); |
---|
685 | entity.advance(); |
---|
686 | assertEquals(EntityState.T_BODY, entity.getState()); |
---|
687 | assertEquals("a very important message", IOUtils.toString(entity.getContentStream())); |
---|
688 | entity.advance(); |
---|
689 | assertEquals(EntityState.T_END_MESSAGE, entity.getState()); |
---|
690 | } |
---|
691 | |
---|
692 | } |
---|