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来自「网络爬虫开源代码」· HTML 代码 · 共 208 行 · 第 1/2 页

<a name="96" href="#96">96</a>              c.close();
<a name="97" href="#97">97</a>          } <strong>catch</strong> (IOException e) {
<a name="98" href="#98">98</a>              e.printStackTrace();
<a name="99" href="#99">99</a>          }
<a name="100" href="#100">100</a>     }
<a name="101" href="#101">101</a> 
<a name="102" href="#102">102</a>     
<a name="103" href="#103">103</a>     <strong>private</strong> <strong>int</strong> runFiles(File doc, File expected) 
<a name="104" href="#104">104</a>     throws IOException {
<a name="105" href="#105">105</a>         FileInputStream expectedIn = <strong>new</strong> FileInputStream(expected);
<a name="106" href="#106">106</a>         Reader expectedReader = <strong>new</strong> InputStreamReader(expectedIn, <span class="string">"UTF-16BE"</span>);
<a name="107" href="#107">107</a>         Reader docReader = Doc.getText(doc);
<a name="108" href="#108">108</a>         <strong>try</strong> {
<a name="109" href="#109">109</a>             <strong>return</strong> runReaders(docReader, expectedReader);
<a name="110" href="#110">110</a>         } <strong>finally</strong> {
<a name="111" href="#111">111</a>             close(docReader);
<a name="112" href="#112">112</a>             close(expectedReader);
<a name="113" href="#113">113</a>         }
<a name="114" href="#114">114</a>     }
<a name="115" href="#115">115</a>     
<a name="116" href="#116">116</a>     
<a name="117" href="#117">117</a>     <strong>private</strong> <strong>int</strong> runReaders(Reader doc, Reader expected) 
<a name="118" href="#118">118</a>     throws IOException {
<a name="119" href="#119">119</a>         <strong>int</strong> count = 0;
<a name="120" href="#120">120</a>         <strong>int</strong> errors = 0;
<a name="121" href="#121">121</a>         <strong>boolean</strong> go = <strong>true</strong>;
<a name="122" href="#122">122</a>         <strong>while</strong> (go) {
<a name="123" href="#123">123</a>             <strong>int</strong> ch = doc.read();
<a name="124" href="#124">124</a>             <strong>int</strong> expectedCh = correctPOI(expected.read());
<a name="125" href="#125">125</a>             <strong>if</strong> ((ch &lt; 0) || (expectedCh &lt; 0)) {
<a name="126" href="#126">126</a>                 go = false;
<a name="127" href="#127">127</a>                 <strong>if</strong> ((ch >= 0) || (expectedCh >= 0)) {
<a name="128" href="#128">128</a>                     errors++;
<a name="129" href="#129">129</a>                     System.out.println(<span class="string">"File lengths differ."</span>);
<a name="130" href="#130">130</a>                 }
<a name="131" href="#131">131</a>             }
<a name="132" href="#132">132</a>             <strong>if</strong> (ch != expectedCh) {
<a name="133" href="#133">133</a>                 errors += 1;
<a name="134" href="#134">134</a>                 report(count, expectedCh, ch);
<a name="135" href="#135">135</a>             }
<a name="136" href="#136">136</a>             count++;
<a name="137" href="#137">137</a>         }
<a name="138" href="#138">138</a>         <strong>return</strong> errors;
<a name="139" href="#139">139</a>     }
<a name="140" href="#140">140</a> 
<a name="141" href="#141">141</a>     
<a name="142" href="#142">142</a>     <strong>private</strong> <strong>void</strong> report(<strong>int</strong> count, <strong>int</strong> expected, <strong>int</strong> actual) {
<a name="143" href="#143">143</a>         StringBuilder msg = <strong>new</strong> StringBuilder(<span class="string">"#"</span>).append(count);
<a name="144" href="#144">144</a>         msg.append(<span class="string">": Expected "</span>);
<a name="145" href="#145">145</a>         msg.append(expected).append(<span class="string">" ("</span>).append(toChar(expected));
<a name="146" href="#146">146</a>         msg.append(<span class="string">") but got "</span>).append(actual).append(<span class="string">" ("</span>);
<a name="147" href="#147">147</a>         msg.append(toChar(actual)).append(<span class="string">")."</span>);
<a name="148" href="#148">148</a>         System.out.println(msg);
<a name="149" href="#149">149</a>     }
<a name="150" href="#150">150</a> 
<a name="151" href="#151">151</a> 
<a name="152" href="#152">152</a>     <strong>private</strong> <strong>static</strong> String toChar(<strong>int</strong> ch) {
<a name="153" href="#153">153</a>         <strong>if</strong> (ch &lt; 0) {
<a name="154" href="#154">154</a>             <strong>return</strong> <span class="string">"EOF"</span>;
<a name="155" href="#155">155</a>         } <strong>else</strong> {
<a name="156" href="#156">156</a>             <strong>return</strong> Character.toString((<strong>char</strong>)ch);
<a name="157" href="#157">157</a>         }
<a name="158" href="#158">158</a>     }
<a name="159" href="#159">159</a>     
<a name="160" href="#160">160</a>     <em>/**<em>*</em></em>
<a name="161" href="#161">161</a> <em>     * Corrects POI's Cp1252 output.  There's a bug somewhere in POI that</em>
<a name="162" href="#162">162</a> <em>     * makes it produce incorrect characters.  Not sure where and don't have</em>
<a name="163" href="#163">163</a> <em>     * time to track it down.  But I have visually checked the input </em>
<a name="164" href="#164">164</a> <em>     * documents to verify that Doc is producing the right character, and</em>
<a name="165" href="#165">165</a> <em>     * that POI is not.</em>
<a name="166" href="#166">166</a> <em>     * </em>
<a name="167" href="#167">167</a> <em>     * @param ch  the POI-produced character to check</em>
<a name="168" href="#168">168</a> <em>     * @return    the corrected character</em>
<a name="169" href="#169">169</a> <em>     */</em>
<a name="170" href="#170">170</a>     <strong>private</strong> <strong>static</strong> <strong>int</strong> correctPOI(<strong>int</strong> ch) {
<a name="171" href="#171">171</a>         <strong>switch</strong> (ch) {
<a name="172" href="#172">172</a>             <strong>case</strong> 8734:
<a name="173" href="#173">173</a>                 <em class="comment">// POI produced the infinity sign when it should have </em>
<a name="174" href="#174">174</a>                 <em class="comment">// produced the degrees sign.</em>
<a name="175" href="#175">175</a>                 <strong>return</strong> 176;
<a name="176" href="#176">176</a>             <strong>case</strong> 214:
<a name="177" href="#177">177</a>                 <em class="comment">// POI produced an umat O instead of an ellipses mark.</em>
<a name="178" href="#178">178</a>                 <strong>return</strong> 8230;
<a name="179" href="#179">179</a>             <strong>case</strong> 237:
<a name="180" href="#180">180</a>                 <em class="comment">// POI produced an acute i instead of a fancy single quote</em>
<a name="181" href="#181">181</a>                 <strong>return</strong> 8217;
<a name="182" href="#182">182</a>             <strong>case</strong> 236:
<a name="183" href="#183">183</a>                 <em class="comment">// POI produced a reverse acute i instead of fancy double quote</em>
<a name="184" href="#184">184</a>                 <strong>return</strong> 8220;
<a name="185" href="#185">185</a>             <strong>case</strong> 238:
<a name="186" href="#186">186</a>                 <em class="comment">// POI produced a caret i instead of fancy double quote</em>
<a name="187" href="#187">187</a>                 <strong>return</strong> 8221;
<a name="188" href="#188">188</a>             <strong>default</strong>:
<a name="189" href="#189">189</a>                 <strong>return</strong> ch;
<a name="190" href="#190">190</a>         }
<a name="191" href="#191">191</a>     }
<a name="192" href="#192">192</a> 
<a name="193" href="#193">193</a>     
<a name="194" href="#194">194</a> }
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