diskfileitemserializetest.html

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<a name="135" href="#135">135</a>     <em>/**<em>*</em></em>
<a name="136" href="#136">136</a> <em>     * Test creation of a field for which the amount of data falls above the</em>
<a name="137" href="#137">137</a> <em>     * configured threshold.</em>
<a name="138" href="#138">138</a> <em>     */</em>
<a name="139" href="#139">139</a>     <strong>public</strong> <strong>void</strong> testAboveThreshold() {
<a name="140" href="#140">140</a> 
<a name="141" href="#141">141</a>         <em class="comment">// Create the FileItem</em>
<a name="142" href="#142">142</a>         byte[] testFieldValueBytes = createContentBytes(threshold + 1);
<a name="143" href="#143">143</a>         FileItem item = createFileItem(testFieldValueBytes);
<a name="144" href="#144">144</a> 
<a name="145" href="#145">145</a>         <em class="comment">// Check state is as expected</em>
<a name="146" href="#146">146</a>         assertFalse(<span class="string">"Initial: in memory"</span>, item.isInMemory());
<a name="147" href="#147">147</a>         assertEquals(<span class="string">"Initial: size"</span>, item.getSize(), testFieldValueBytes.length);
<a name="148" href="#148">148</a>         compareBytes(<span class="string">"Initial"</span>, item.get(), testFieldValueBytes);
<a name="149" href="#149">149</a> 
<a name="150" href="#150">150</a>         <em class="comment">// Serialize &amp; Deserialize</em>
<a name="151" href="#151">151</a>         <strong>try</strong>
<a name="152" href="#152">152</a>         {
<a name="153" href="#153">153</a>             FileItem newItem = (FileItem)serializeDeserialize(item);
<a name="154" href="#154">154</a> 
<a name="155" href="#155">155</a>             <em class="comment">// Test deserialized content is as expected</em>
<a name="156" href="#156">156</a>             assertFalse(<span class="string">"Check in memory"</span>, newItem.isInMemory());
<a name="157" href="#157">157</a>             compareBytes(<span class="string">"Check"</span>, testFieldValueBytes, newItem.get());
<a name="158" href="#158">158</a> 
<a name="159" href="#159">159</a>             <em class="comment">// Compare FileItem's (except byte[])</em>
<a name="160" href="#160">160</a>             compareFileItems(item, newItem);
<a name="161" href="#161">161</a> 
<a name="162" href="#162">162</a>         }
<a name="163" href="#163">163</a>         <strong>catch</strong>(Exception e)
<a name="164" href="#164">164</a>         {
<a name="165" href="#165">165</a>             fail(<span class="string">"Error Serializing/Deserializing: "</span> + e);
<a name="166" href="#166">166</a>         }
<a name="167" href="#167">167</a>     }
<a name="168" href="#168">168</a> 
<a name="169" href="#169">169</a>     <em>/**<em>*</em></em>
<a name="170" href="#170">170</a> <em>     * Compare FileItem's (except the byte[] content)</em>
<a name="171" href="#171">171</a> <em>     */</em>
<a name="172" href="#172">172</a>     <strong>private</strong> <strong>void</strong> compareFileItems(FileItem origItem, FileItem newItem) {
<a name="173" href="#173">173</a>         assertTrue(<span class="string">"Compare: is in Memory"</span>,   origItem.isInMemory()   == newItem.isInMemory());
<a name="174" href="#174">174</a>         assertTrue(<span class="string">"Compare: is Form Field"</span>,  origItem.isFormField()  == newItem.isFormField());
<a name="175" href="#175">175</a>         assertEquals(<span class="string">"Compare: Field Name"</span>,   origItem.getFieldName(),   newItem.getFieldName());
<a name="176" href="#176">176</a>         assertEquals(<span class="string">"Compare: Content Type"</span>, origItem.getContentType(), newItem.getContentType());
<a name="177" href="#177">177</a>         assertEquals(<span class="string">"Compare: File Name"</span>,    origItem.getName(),        newItem.getName());
<a name="178" href="#178">178</a>     }
<a name="179" href="#179">179</a> 
<a name="180" href="#180">180</a>     <em>/**<em>*</em></em>
<a name="181" href="#181">181</a> <em>     * Compare content bytes.</em>
<a name="182" href="#182">182</a> <em>     */</em>
<a name="183" href="#183">183</a>     <strong>private</strong> <strong>void</strong> compareBytes(String text, byte[] origBytes, byte[] newBytes) {
<a name="184" href="#184">184</a>         <strong>if</strong> (origBytes == <strong>null</strong>) {
<a name="185" href="#185">185</a>             fail(text + <span class="string">" origBytes are null"</span>);
<a name="186" href="#186">186</a>         }
<a name="187" href="#187">187</a>         <strong>if</strong> (newBytes == <strong>null</strong>) {
<a name="188" href="#188">188</a>             fail(text + <span class="string">" newBytes are null"</span>);
<a name="189" href="#189">189</a>         }
<a name="190" href="#190">190</a>         assertEquals(text + <span class="string">" byte[] length"</span>, origBytes.length, newBytes.length);
<a name="191" href="#191">191</a>         <strong>for</strong> (<strong>int</strong> i = 0; i &lt; origBytes.length; i++) {
<a name="192" href="#192">192</a>             assertEquals(text + <span class="string">" byte["</span> + i + <span class="string">"]"</span>, origBytes[i], newBytes[i]);
<a name="193" href="#193">193</a>         }
<a name="194" href="#194">194</a>     }
<a name="195" href="#195">195</a> 
<a name="196" href="#196">196</a>     <em>/**<em>*</em></em>
<a name="197" href="#197">197</a> <em>     * Create content bytes of a specified size.</em>
<a name="198" href="#198">198</a> <em>     */</em>
<a name="199" href="#199">199</a>     <strong>private</strong> byte[] createContentBytes(<strong>int</strong> size) {
<a name="200" href="#200">200</a>         StringBuffer buffer = <strong>new</strong> StringBuffer(size);
<a name="201" href="#201">201</a>         byte count = 0;
<a name="202" href="#202">202</a>         <strong>for</strong> (<strong>int</strong> i = 0; i &lt; size; i++) {
<a name="203" href="#203">203</a>             buffer.append(count+<span class="string">""</span>);
<a name="204" href="#204">204</a>             count++;
<a name="205" href="#205">205</a>             <strong>if</strong> (count > 9) {
<a name="206" href="#206">206</a>                 count = 0;
<a name="207" href="#207">207</a>             }
<a name="208" href="#208">208</a>         }
<a name="209" href="#209">209</a>         <strong>return</strong> buffer.toString().getBytes();
<a name="210" href="#210">210</a>     }
<a name="211" href="#211">211</a> 
<a name="212" href="#212">212</a>     <em>/**<em>*</em></em>
<a name="213" href="#213">213</a> <em>     * Create a FileItem with the specfied content bytes.</em>
<a name="214" href="#214">214</a> <em>     */</em>
<a name="215" href="#215">215</a>     <strong>private</strong> FileItem createFileItem(byte[] contentBytes) {
<a name="216" href="#216">216</a>         FileItemFactory factory = <strong>new</strong> DiskFileItemFactory(threshold, <strong>null</strong>);
<a name="217" href="#217">217</a>         String textFieldName = <span class="string">"textField"</span>;
<a name="218" href="#218">218</a> 
<a name="219" href="#219">219</a>         FileItem item = factory.createItem(
<a name="220" href="#220">220</a>                 textFieldName,
<a name="221" href="#221">221</a>                 textContentType,
<a name="222" href="#222">222</a>                 <strong>true</strong>,
<a name="223" href="#223">223</a>                 <span class="string">"My File Name"</span>
<a name="224" href="#224">224</a>         );
<a name="225" href="#225">225</a>         <strong>try</strong>
<a name="226" href="#226">226</a>         {
<a name="227" href="#227">227</a>             OutputStream os = item.getOutputStream();
<a name="228" href="#228">228</a>             os.write(contentBytes);
<a name="229" href="#229">229</a>             os.close();
<a name="230" href="#230">230</a>         }
<a name="231" href="#231">231</a>         <strong>catch</strong>(IOException e)
<a name="232" href="#232">232</a>         {
<a name="233" href="#233">233</a>             fail(<span class="string">"Unexpected IOException"</span> + e);
<a name="234" href="#234">234</a>         }
<a name="235" href="#235">235</a> 
<a name="236" href="#236">236</a>         <strong>return</strong> item;
<a name="237" href="#237">237</a> 
<a name="238" href="#238">238</a>     }
<a name="239" href="#239">239</a> 
<a name="240" href="#240">240</a>     <em>/**<em>*</em></em>
<a name="241" href="#241">241</a> <em>     * Do serialization and deserialization.</em>
<a name="242" href="#242">242</a> <em>     */</em>
<a name="243" href="#243">243</a>     <strong>private</strong> Object serializeDeserialize(Object target) {
<a name="244" href="#244">244</a> 
<a name="245" href="#245">245</a>         <em class="comment">// Serialize the test object</em>
<a name="246" href="#246">246</a>         ByteArrayOutputStream baos = <strong>new</strong> ByteArrayOutputStream();
<a name="247" href="#247">247</a>         <strong>try</strong> {
<a name="248" href="#248">248</a>             ObjectOutputStream oos = <strong>new</strong> ObjectOutputStream(baos);
<a name="249" href="#249">249</a>             oos.writeObject(target);
<a name="250" href="#250">250</a>             oos.flush();
<a name="251" href="#251">251</a>             oos.close();
<a name="252" href="#252">252</a>         } <strong>catch</strong> (Exception e) {
<a name="253" href="#253">253</a>             fail(<span class="string">"Exception during serialization: "</span> + e);
<a name="254" href="#254">254</a>         }
<a name="255" href="#255">255</a> 
<a name="256" href="#256">256</a>         <em class="comment">// Deserialize the test object</em>
<a name="257" href="#257">257</a>         Object result = <strong>null</strong>;
<a name="258" href="#258">258</a>         <strong>try</strong> {
<a name="259" href="#259">259</a>             ByteArrayInputStream bais =
<a name="260" href="#260">260</a>                 <strong>new</strong> ByteArrayInputStream(baos.toByteArray());
<a name="261" href="#261">261</a>             ObjectInputStream ois = <strong>new</strong> ObjectInputStream(bais);
<a name="262" href="#262">262</a>             result = ois.readObject();
<a name="263" href="#263">263</a>             bais.close();
<a name="264" href="#264">264</a>         } <strong>catch</strong> (Exception e) {
<a name="265" href="#265">265</a>             fail(<span class="string">"Exception during deserialization: "</span> + e);
<a name="266" href="#266">266</a>         }
<a name="267" href="#267">267</a>         <strong>return</strong> result;
<a name="268" href="#268">268</a> 
<a name="269" href="#269">269</a>     }
<a name="270" href="#270">270</a> 
<a name="271" href="#271">271</a> }
</pre>
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