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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"><head><meta http-equiv="content-type" content="text/html; charset=UTF-8" /><title>UriProcessingFormatter xref</title><link type="text/css" rel="stylesheet" href="../../../../stylesheet.css" /></head><body><div id="overview"><a href="../../../../../apidocs/org/archive/crawler/io/UriProcessingFormatter.html">View Javadoc</a></div><pre><a name="1" href="#1">1</a> <em class="comment">/*<em class="comment"> UriProcessingFormatter.java</em></em><a name="2" href="#2">2</a> <em class="comment"> *</em><a name="3" href="#3">3</a> <em class="comment"> * $Id: UriProcessingFormatter.java,v 1.20 2006/01/21 03:49:44 gojomo Exp $</em><a name="4" href="#4">4</a> <em class="comment"> * </em><a name="5" href="#5">5</a> <em class="comment"> * Created on Jun 10, 2003</em><a name="6" href="#6">6</a> <em class="comment"> *</em><a name="7" href="#7">7</a> <em class="comment"> * Copyright (C) 2003 Internet Archive.</em><a name="8" href="#8">8</a> <em class="comment"> *</em><a name="9" href="#9">9</a> <em class="comment"> * This file is part of the Heritrix web crawler (crawler.archive.org).</em><a name="10" href="#10">10</a> <em class="comment"> *</em><a name="11" href="#11">11</a> <em class="comment"> * Heritrix is free software; you can redistribute it and/or modify</em><a name="12" href="#12">12</a> <em class="comment"> * it under the terms of the GNU Lesser Public License as published by</em><a name="13" href="#13">13</a> <em class="comment"> * the Free Software Foundation; either version 2.1 of the License, or</em><a name="14" href="#14">14</a> <em class="comment"> * any later version.</em><a name="15" href="#15">15</a> <em class="comment"> *</em><a name="16" href="#16">16</a> <em class="comment"> * Heritrix is distributed in the hope that it will be useful,</em><a name="17" href="#17">17</a> <em class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</em><a name="18" href="#18">18</a> <em class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</em><a name="19" href="#19">19</a> <em class="comment"> * GNU Lesser Public License for more details.</em><a name="20" href="#20">20</a> <em class="comment"> *</em><a name="21" href="#21">21</a> <em class="comment"> * You should have received a copy of the GNU Lesser Public License</em><a name="22" href="#22">22</a> <em class="comment"> * along with Heritrix; if not, write to the Free Software</em><a name="23" href="#23">23</a> <em class="comment"> * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</em><a name="24" href="#24">24</a> <em class="comment"> */</em><a name="25" href="#25">25</a> <strong>package</strong> <a href="../../../../org/archive/crawler/io/package-summary.html">org.archive.crawler.io</a>;<a name="26" href="#26">26</a> <a name="27" href="#27">27</a> <strong>import</strong> it.unimi.dsi.mg4j.util.MutableString;<a name="28" href="#28">28</a> <a name="29" href="#29">29</a> <strong>import</strong> java.util.logging.Formatter;<a name="30" href="#30">30</a> <strong>import</strong> java.util.logging.LogRecord;<a name="31" href="#31">31</a> <a name="32" href="#32">32</a> <strong>import</strong> org.archive.crawler.datamodel.CoreAttributeConstants;<a name="33" href="#33">33</a> <strong>import</strong> org.archive.crawler.datamodel.CrawlURI;<a name="34" href="#34">34</a> <strong>import</strong> org.archive.util.ArchiveUtils;<a name="35" href="#35">35</a> <strong>import</strong> org.archive.util.Base32;<a name="36" href="#36">36</a> <strong>import</strong> org.archive.util.MimetypeUtils;<a name="37" href="#37">37</a> <a name="38" href="#38">38</a> <em>/**<em>*</em></em><a name="39" href="#39">39</a> <em> * Formatter for 'crawl.log'. Expects completed CrawlURI as parameter.</em><a name="40" href="#40">40</a> <em> *</em><a name="41" href="#41">41</a> <em> * @author gojomo</em><a name="42" href="#42">42</a> <em> */</em><a name="43" href="#43">43</a> <strong>public</strong> <strong>class</strong> <a href="../../../../org/archive/crawler/io/UriProcessingFormatter.html">UriProcessingFormatter</a><a name="44" href="#44">44</a> <strong>extends</strong> Formatter implements <a href="../../../../org/archive/crawler/datamodel/CoreAttributeConstants.html">CoreAttributeConstants</a> {<a name="45" href="#45">45</a> <strong>private</strong> <strong>final</strong> <strong>static</strong> String NA = <span class="string">"-"</span>;<a name="46" href="#46">46</a> <em>/**<em>*</em></em><a name="47" href="#47">47</a> <em> * Guess at line length (URIs are assumed avg. of 128 bytes).</em><a name="48" href="#48">48</a> <em> * Used to preallocated the buffer we accumulate the log line</em><a name="49" href="#49">49</a> <em> * in. Hopefully we get it right most of the time and no need</em><a name="50" href="#50">50</a> <em> * to enlarge except in the rare case.</em><a name="51" href="#51">51</a> <em> */</em><a name="52" href="#52">52</a> <strong>private</strong> <strong>final</strong> <strong>static</strong> <strong>int</strong> GUESS_AT_LOG_LENGTH =<a name="53" href="#53">53</a> 17 + 1 + 3 + 1 + 10 + 128 + + 1 + 10 + 1 + 128 + 1 + 10 + 1 + 3 +<a name="54" href="#54">54</a> 14 + 1 + 32 + 4 + 128 + 1;<a name="55" href="#55">55</a> <a name="56" href="#56">56</a> <em>/**<em>*</em></em><a name="57" href="#57">57</a> <em> * Reuseable assembly buffer.</em><a name="58" href="#58">58</a> <em> */</em><a name="59" href="#59">59</a> <strong>private</strong> <strong>final</strong> MutableString buffer =<a name="60" href="#60">60</a> <strong>new</strong> MutableString(GUESS_AT_LOG_LENGTH);<a name="61" href="#61">61</a> <a name="62" href="#62">62</a> <strong>public</strong> String format(LogRecord lr) {<a name="63" href="#63">63</a> <a href="../../../../org/archive/crawler/datamodel/CrawlURI.html">CrawlURI</a> curi = (CrawlURI)lr.getParameters()[0];<a name="64" href="#64">64</a> String length = NA;<a name="65" href="#65">65</a> String mime = <strong>null</strong>;<a name="66" href="#66">66</a> <strong>if</strong> (curi.isHttpTransaction()) {<a name="67" href="#67">67</a> <strong>if</strong>(curi.getContentLength() >= 0) {<a name="68" href="#68">68</a> length = Long.toString(curi.getContentLength());<a name="69" href="#69">69</a> } <strong>else</strong> <strong>if</strong> (curi.getContentSize() > 0) {<a name="70" href="#70">70</a> length = Long.toString(curi.getContentSize());<a name="71" href="#71">71</a> }<a name="72" href="#72">72</a> mime = curi.getContentType();<a name="73" href="#73">73</a> } <strong>else</strong> {<a name="74" href="#74">74</a> <strong>if</strong> (curi.getContentSize() > 0) {<a name="75" href="#75">75</a> length = Long.toString(curi.getContentSize());<a name="76" href="#76">76</a> } <a name="77" href="#77">77</a> mime = curi.getContentType();<a name="78" href="#78">78</a> }<a name="79" href="#79">79</a> mime = MimetypeUtils.truncate(mime);<a name="80" href="#80">80</a> <a name="81" href="#81">81</a> <strong>long</strong> time = System.currentTimeMillis();<a name="82" href="#82">82</a> String arcTimeAndDuration;<a name="83" href="#83">83</a> <strong>if</strong>(curi.containsKey(A_FETCH_COMPLETED_TIME)) {<a name="84" href="#84">84</a> <strong>long</strong> completedTime = curi.getLong(A_FETCH_COMPLETED_TIME);<a name="85" href="#85">85</a> <strong>long</strong> beganTime = curi.getLong(A_FETCH_BEGAN_TIME);<a name="86" href="#86">86</a> arcTimeAndDuration = ArchiveUtils.get17DigitDate(beganTime) + <span class="string">"+"</span><a name="87" href="#87">87</a> + Long.toString(completedTime - beganTime);<a name="88" href="#88">88</a> } <strong>else</strong> {<a name="89" href="#89">89</a> arcTimeAndDuration = NA;<a name="90" href="#90">90</a> }<a name="91" href="#91">91</a> <a name="92" href="#92">92</a> String via = curi.flattenVia();<a name="93" href="#93">93</a> <a name="94" href="#94">94</a> Object digest = curi.getContentDigest();<a name="95" href="#95">95</a> <strong>if</strong> (digest != <strong>null</strong>) {<a name="96" href="#96">96</a> digest = Base32.encode((byte [])digest);<a name="97" href="#97">97</a> }<a name="98" href="#98">98</a> <a name="99" href="#99">99</a> String sourceTag = curi.containsKey(A_SOURCE_TAG) <a name="100" href="#100">100</a> ? curi.getString(A_SOURCE_TAG)<a name="101" href="#101">101</a> : <strong>null</strong>;<a name="102" href="#102">102</a> <a name="103" href="#103">103</a> <strong>this</strong>.buffer.length(0);<a name="104" href="#104">104</a> <strong>return</strong> <strong>this</strong>.buffer.append(ArchiveUtils.getLog17Date(time))<a name="105" href="#105">105</a> .append(<span class="string">" "</span>)<a name="106" href="#106">106</a> .append(ArchiveUtils.padTo(curi.getFetchStatus(), 5))<a name="107" href="#107">107</a> .append(<span class="string">" "</span>)<a name="108" href="#108">108</a> .append(ArchiveUtils.padTo(length, 10))<a name="109" href="#109">109</a> .append(<span class="string">" "</span>)<a name="110" href="#110">110</a> .append(curi.getUURI().toString())<a name="111" href="#111">111</a> .append(<span class="string">" "</span>)<a name="112" href="#112">112</a> .append(checkForNull(curi.getPathFromSeed()))<a name="113" href="#113">113</a> .append(<span class="string">" "</span>)<a name="114" href="#114">114</a> .append(checkForNull(via))<a name="115" href="#115">115</a> .append(<span class="string">" "</span>)<a name="116" href="#116">116</a> .append(mime)<a name="117" href="#117">117</a> .append(<span class="string">" "</span>)<a name="118" href="#118">118</a> .append(<span class="string">"#"</span>)<a name="119" href="#119">119</a> <em class="comment">// Pad threads to be 3 digits. For Igor.</em><a name="120" href="#120">120</a> .append(ArchiveUtils.padTo(<a name="121" href="#121">121</a> Integer.toString(curi.getThreadNumber()), 3, '0'))<a name="122" href="#122">122</a> .append(<span class="string">" "</span>)<a name="123" href="#123">123</a> .append(arcTimeAndDuration)<a name="124" href="#124">124</a> .append(<span class="string">" "</span>)<a name="125" href="#125">125</a> .append(checkForNull((String)digest))<a name="126" href="#126">126</a> .append(<span class="string">" "</span>)<a name="127" href="#127">127</a> .append(checkForNull(sourceTag))<a name="128" href="#128">128</a> .append(<span class="string">" "</span>)<a name="129" href="#129">129</a> .append(checkForNull(curi.getAnnotations()))<a name="130" href="#130">130</a> .append(<span class="string">"\n"</span>).toString();<a name="131" href="#131">131</a> }<a name="132" href="#132">132</a> <a name="133" href="#133">133</a> <em>/**<em>*</em></em><a name="134" href="#134">134</a> <em> * @param str String to check.</em><a name="135" href="#135">135</a> <em> * @return Return passed string or <code>NA</code> if null.</em><a name="136" href="#136">136</a> <em> */</em><a name="137" href="#137">137</a> <strong>protected</strong> String checkForNull(String str) {<a name="138" href="#138">138</a> <strong>return</strong> (str == <strong>null</strong> || str.length() <= 0)? NA: str;<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> </pre><hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body></html>⌨️ 快捷键说明
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