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<a class="jxr_linenumber" name="L1" href="#L1">1</a> <strong class="jxr_keyword">package</strong> org.apache.archiva.checksum;
<a class="jxr_linenumber" name="L2" href="#L2">2</a>
<a class="jxr_linenumber" name="L3" href="#L3">3</a> <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="L4" href="#L4">4</a> <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one</em>
<a class="jxr_linenumber" name="L5" href="#L5">5</a> <em class="jxr_comment"> * or more contributor license agreements. See the NOTICE file</em>
<a class="jxr_linenumber" name="L6" href="#L6">6</a> <em class="jxr_comment"> * distributed with this work for additional information</em>
<a class="jxr_linenumber" name="L7" href="#L7">7</a> <em class="jxr_comment"> * regarding copyright ownership. The ASF licenses this file</em>
<a class="jxr_linenumber" name="L8" href="#L8">8</a> <em class="jxr_comment"> * to you under the Apache License, Version 2.0 (the</em>
<a class="jxr_linenumber" name="L9" href="#L9">9</a> <em class="jxr_comment"> * "License"); you may not use this file except in compliance</em>
<a class="jxr_linenumber" name="L10" href="#L10">10</a> <em class="jxr_comment"> * with the License. You may obtain a copy of the License at</em>
<a class="jxr_linenumber" name="L11" href="#L11">11</a> <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="L12" href="#L12">12</a> <em class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a class="jxr_linenumber" name="L13" href="#L13">13</a> <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="L14" href="#L14">14</a> <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing,</em>
<a class="jxr_linenumber" name="L15" href="#L15">15</a> <em class="jxr_comment"> * software distributed under the License is distributed on an</em>
<a class="jxr_linenumber" name="L16" href="#L16">16</a> <em class="jxr_comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</em>
<a class="jxr_linenumber" name="L17" href="#L17">17</a> <em class="jxr_comment"> * KIND, either express or implied. See the License for the</em>
<a class="jxr_linenumber" name="L18" href="#L18">18</a> <em class="jxr_comment"> * specific language governing permissions and limitations</em>
<a class="jxr_linenumber" name="L19" href="#L19">19</a> <em class="jxr_comment"> * under the License.</em>
<a class="jxr_linenumber" name="L20" href="#L20">20</a> <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="L21" href="#L21">21</a>
<a class="jxr_linenumber" name="L22" href="#L22">22</a> <strong class="jxr_keyword">import</strong> org.apache.archiva.common.utils.FileUtils;
<a class="jxr_linenumber" name="L23" href="#L23">23</a> <strong class="jxr_keyword">import</strong> org.slf4j.Logger;
<a class="jxr_linenumber" name="L24" href="#L24">24</a> <strong class="jxr_keyword">import</strong> org.slf4j.LoggerFactory;
<a class="jxr_linenumber" name="L25" href="#L25">25</a>
<a class="jxr_linenumber" name="L26" href="#L26">26</a> <strong class="jxr_keyword">import</strong> java.io.FileNotFoundException;
<a class="jxr_linenumber" name="L27" href="#L27">27</a> <strong class="jxr_keyword">import</strong> java.io.IOException;
<a class="jxr_linenumber" name="L28" href="#L28">28</a> <strong class="jxr_keyword">import</strong> java.nio.charset.Charset;
<a class="jxr_linenumber" name="L29" href="#L29">29</a> <strong class="jxr_keyword">import</strong> java.nio.file.Files;
<a class="jxr_linenumber" name="L30" href="#L30">30</a> <strong class="jxr_keyword">import</strong> java.nio.file.Path;
<a class="jxr_linenumber" name="L31" href="#L31">31</a> <strong class="jxr_keyword">import</strong> java.nio.file.StandardOpenOption;
<a class="jxr_linenumber" name="L32" href="#L32">32</a> <strong class="jxr_keyword">import</strong> java.util.ArrayList;
<a class="jxr_linenumber" name="L33" href="#L33">33</a> <strong class="jxr_keyword">import</strong> java.util.Arrays;
<a class="jxr_linenumber" name="L34" href="#L34">34</a> <strong class="jxr_keyword">import</strong> java.util.List;
<a class="jxr_linenumber" name="L35" href="#L35">35</a> <strong class="jxr_keyword">import</strong> java.util.regex.Matcher;
<a class="jxr_linenumber" name="L36" href="#L36">36</a> <strong class="jxr_keyword">import</strong> java.util.regex.Pattern;
<a class="jxr_linenumber" name="L37" href="#L37">37</a>
<a class="jxr_linenumber" name="L38" href="#L38">38</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.archiva.checksum.ChecksumValidationException.ValidationError.BAD_CHECKSUM_FILE;
<a class="jxr_linenumber" name="L39" href="#L39">39</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.archiva.checksum.ChecksumValidationException.ValidationError.BAD_CHECKSUM_FILE_REF;
<a class="jxr_linenumber" name="L40" href="#L40">40</a>
<a class="jxr_linenumber" name="L41" href="#L41">41</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L42" href="#L42">42</a> <em class="jxr_javadoccomment"> * ChecksummedFile</em>
<a class="jxr_linenumber" name="L43" href="#L43">43</a> <em class="jxr_javadoccomment"> * &lt;p&gt;Terminology:&lt;/p&gt;</em>
<a class="jxr_linenumber" name="L44" href="#L44">44</a> <em class="jxr_javadoccomment"> * &lt;dl&gt;</em>
<a class="jxr_linenumber" name="L45" href="#L45">45</a> <em class="jxr_javadoccomment"> * &lt;dt&gt;Checksum File&lt;/dt&gt;</em>
<a class="jxr_linenumber" name="L46" href="#L46">46</a> <em class="jxr_javadoccomment"> * &lt;dd&gt;The file that contains the previously calculated checksum value for the reference file.</em>
<a class="jxr_linenumber" name="L47" href="#L47">47</a> <em class="jxr_javadoccomment"> * This is a text file with the extension ".sha1" or ".md5", and contains a single entry</em>
<a class="jxr_linenumber" name="L48" href="#L48">48</a> <em class="jxr_javadoccomment"> * consisting of an optional reference filename, and a checksum string.</em>
<a class="jxr_linenumber" name="L49" href="#L49">49</a> <em class="jxr_javadoccomment"> * &lt;/dd&gt;</em>
<a class="jxr_linenumber" name="L50" href="#L50">50</a> <em class="jxr_javadoccomment"> * &lt;dt&gt;Reference File&lt;/dt&gt;</em>
<a class="jxr_linenumber" name="L51" href="#L51">51</a> <em class="jxr_javadoccomment"> * &lt;dd&gt;The file that is being referenced in the checksum file.&lt;/dd&gt;</em>
<a class="jxr_linenumber" name="L52" href="#L52">52</a> <em class="jxr_javadoccomment"> * &lt;/dl&gt;</em>
<a class="jxr_linenumber" name="L53" href="#L53">53</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L54" href="#L54">54</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a name="ChecksummedFile" href="../../../../org/apache/archiva/checksum/ChecksummedFile.html#ChecksummedFile">ChecksummedFile</a>
<a class="jxr_linenumber" name="L55" href="#L55">55</a> {
<a class="jxr_linenumber" name="L56" href="#L56">56</a>
<a class="jxr_linenumber" name="L57" href="#L57">57</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> Charset FILE_ENCODING = Charset.forName( <span class="jxr_string">"UTF-8"</span> );
<a class="jxr_linenumber" name="L58" href="#L58">58</a>
<a class="jxr_linenumber" name="L59" href="#L59">59</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Logger log = LoggerFactory.getLogger( ChecksummedFile.<strong class="jxr_keyword">class</strong> );
<a class="jxr_linenumber" name="L60" href="#L60">60</a>
<a class="jxr_linenumber" name="L61" href="#L61">61</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Pattern METADATA_PATTERN = Pattern.compile( <span class="jxr_string">"maven-metadata-&#92;&#92;S*.xml"</span> );
<a class="jxr_linenumber" name="L62" href="#L62">62</a>
<a class="jxr_linenumber" name="L63" href="#L63">63</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Path referenceFile;
<a class="jxr_linenumber" name="L64" href="#L64">64</a>
<a class="jxr_linenumber" name="L65" href="#L65">65</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L66" href="#L66">66</a> <em class="jxr_javadoccomment"> * Construct a ChecksummedFile object.</em>
<a class="jxr_linenumber" name="L67" href="#L67">67</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L68" href="#L68">68</a> <em class="jxr_javadoccomment"> * @param referenceFile</em>
<a class="jxr_linenumber" name="L69" href="#L69">69</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L70" href="#L70">70</a> <strong class="jxr_keyword">public</strong> <a name="ChecksummedFile" href="../../../../org/apache/archiva/checksum/ChecksummedFile.html#ChecksummedFile">ChecksummedFile</a>( <strong class="jxr_keyword">final</strong> Path referenceFile )
<a class="jxr_linenumber" name="L71" href="#L71">71</a> {
<a class="jxr_linenumber" name="L72" href="#L72">72</a> <strong class="jxr_keyword">this</strong>.referenceFile = referenceFile;
<a class="jxr_linenumber" name="L73" href="#L73">73</a> }
<a class="jxr_linenumber" name="L74" href="#L74">74</a>
<a class="jxr_linenumber" name="L75" href="#L75">75</a>
<a class="jxr_linenumber" name="L76" href="#L76">76</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <a name="ChecksumReference" href="../../../../org/apache/archiva/checksum/ChecksumReference.html#ChecksumReference">ChecksumReference</a> getFromChecksumFile( Path checksumFile )
<a class="jxr_linenumber" name="L77" href="#L77">77</a> {
<a class="jxr_linenumber" name="L78" href="#L78">78</a> <a name="ChecksumAlgorithm" href="../../../../org/apache/archiva/checksum/ChecksumAlgorithm.html#ChecksumAlgorithm">ChecksumAlgorithm</a> alg = ChecksumAlgorithm.getByExtension( checksumFile );
<a class="jxr_linenumber" name="L79" href="#L79">79</a> <a name="ChecksummedFile" href="../../../../org/apache/archiva/c<a name="ChecksummedFile" href="../../../../org/apache/archiva/checksum/ChecksummedFile.html#ChecksummedFile">ChecksummedFile</a>mmedFile.html#ChecksummedFile">ChecksummedFile</a> file = <strong class="jxr_keyword">new</strong> <a name="ChecksummedFile" href="../../../../org/apache/archiva/checksum/ChecksummedFile.html#ChecksummedFile">ChecksummedFile</a>( getReferenceFile( checksumFile ) );
<a class="jxr_linenumber" name="L80" href="#L80">80</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a name="ChecksumReference" href="../../../../org/apache/archiva/checksum/ChecksumReference.html#ChecksumReference">ChecksumReference</a>( file, alg, checksumFile );
<a class="jxr_linenumber" name="L81" href="#L81">81</a> }
<a class="jxr_linenumber" name="L82" href="#L82">82</a>
<a class="jxr_linenumber" name="L83" href="#L83">83</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> Path getReferenceFile( Path checksumFile )
<a class="jxr_linenumber" name="L84" href="#L84">84</a> {
<a class="jxr_linenumber" name="L85" href="#L85">85</a> String fileName = checksumFile.getFileName( ).toString( );
<a class="jxr_linenumber" name="L86" href="#L86">86</a> <strong class="jxr_keyword">return</strong> checksumFile.resolveSibling( fileName.substring( 0, fileName.lastIndexOf( '.' ) ) );
<a class="jxr_linenumber" name="L87" href="#L87">87</a> }
<a class="jxr_linenumber" name="L88" href="#L88">88</a>
<a class="jxr_linenumber" name="L89" href="#L89">89</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L90" href="#L90">90</a> <em class="jxr_javadoccomment"> * Calculate the checksum based on a given checksum.</em>
<a class="jxr_linenumber" name="L91" href="#L91">91</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L92" href="#L92">92</a> <em class="jxr_javadoccomment"> * @param checksumAlgorithm the algorithm to use.</em>
<a class="jxr_linenumber" name="L93" href="#L93">93</a> <em class="jxr_javadoccomment"> * @return the checksum string for the file.</em>
<a class="jxr_linenumber" name="L94" href="#L94">94</a> <em class="jxr_javadoccomment"> * @throws IOException if unable to calculate the checksum.</em>
<a class="jxr_linenumber" name="L95" href="#L95">95</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L96" href="#L96">96</a> <strong class="jxr_keyword">public</strong> String calculateChecksum( <a name="ChecksumAlgorithm" href="../../../../org/apache/archiva/checksum/ChecksumAlgorithm.html#ChecksumAlgorithm">ChecksumAlgorithm</a> checksumAlgorithm )
<a class="jxr_linenumber" name="L97" href="#L97">97</a> <strong class="jxr_keyword">throws</strong> IOException
<a class="jxr_linenumber" name="L98" href="#L98">98</a> {
<a class="jxr_linenumber" name="L99" href="#L99">99</a>
<a class="jxr_linenumber" name="L100" href="#L100">100</a> <a name="Checksum" href="../../../../org/apache/archiva/check<a name="Checksum" href="../../../../org/apache/archiva/checksum/Checksum.html#Checksum">Checksum</a>ksum.html#Checksum">Checksum</a> checksum = <strong class="jxr_keyword">new</strong> <a name="Checksum" href="../../../../org/apache/archiva/checksum/Checksum.html#Checksum">Checksum</a>( checksumAlgorithm );
<a class="jxr_linenumber" name="L101" href="#L101">101</a> ChecksumUtil.update(checksum, referenceFile );
<a class="jxr_linenumber" name="L102" href="#L102">102</a> <strong class="jxr_keyword">return</strong> checksum.getChecksum( );
<a class="jxr_linenumber" name="L103" href="#L103">103</a> }
<a class="jxr_linenumber" name="L104" href="#L104">104</a>
<a class="jxr_linenumber" name="L105" href="#L105">105</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L106" href="#L106">106</a> <em class="jxr_javadoccomment"> * Writes a checksum file for the referenceFile.</em>
<a class="jxr_linenumber" name="L107" href="#L107">107</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L108" href="#L108">108</a> <em class="jxr_javadoccomment"> * @param checksumAlgorithm the hash to use.</em>
<a class="jxr_linenumber" name="L109" href="#L109">109</a> <em class="jxr_javadoccomment"> * @return the checksum File that was created.</em>
<a class="jxr_linenumber" name="L110" href="#L110">110</a> <em class="jxr_javadoccomment"> * @throws IOException if there was a problem either reading the referenceFile, or writing the checksum file.</em>
<a class="jxr_linenumber" name="L111" href="#L111">111</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L112" href="#L112">112</a> <strong class="jxr_keyword">public</strong> Path writeFile(<a name="ChecksumAlgorithm" href="../../../../org/apache/archiva/checksum/ChecksumAlgorithm.html#ChecksumAlgorithm">ChecksumAlgorithm</a> checksumAlgorithm )
<a class="jxr_linenumber" name="L113" href="#L113">113</a> <strong class="jxr_keyword">throws</strong> IOException
<a class="jxr_linenumber" name="L114" href="#L114">114</a> {
<a class="jxr_linenumber" name="L115" href="#L115">115</a> Path checksumFile = referenceFile.resolveSibling( referenceFile.getFileName( ) + <span class="jxr_string">"."</span> + checksumAlgorithm.getDefaultExtension() );
<a class="jxr_linenumber" name="L116" href="#L116">116</a> Files.deleteIfExists( checksumFile );
<a class="jxr_linenumber" name="L117" href="#L117">117</a> String checksum = calculateChecksum( checksumAlgorithm );
<a class="jxr_linenumber" name="L118" href="#L118">118</a> Files.write( checksumFile, <em class="jxr_comment">//</em>
<a class="jxr_linenumber" name="L119" href="#L119">119</a> ( checksum + <span class="jxr_string">" "</span> + referenceFile.getFileName( ).toString( ) ).getBytes( ), <em class="jxr_comment">//</em>
<a class="jxr_linenumber" name="L120" href="#L120">120</a> StandardOpenOption.CREATE_NEW );
<a class="jxr_linenumber" name="L121" href="#L121">121</a> <strong class="jxr_keyword">return</strong> checksumFile;
<a class="jxr_linenumber" name="L122" href="#L122">122</a> }
<a class="jxr_linenumber" name="L123" href="#L123">123</a>
<a class="jxr_linenumber" name="L124" href="#L124">124</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L125" href="#L125">125</a> <em class="jxr_javadoccomment"> * Get the checksum file for the reference file and hash.</em>
<a class="jxr_linenumber" name="L126" href="#L126">126</a> <em class="jxr_javadoccomment"> * It returns a file for the given checksum, if one exists with one of the possible extensions.</em>
<a class="jxr_linenumber" name="L127" href="#L127">127</a> <em class="jxr_javadoccomment"> * If it does not exist, a default path will be returned.</em>
<a class="jxr_linenumber" name="L128" href="#L128">128</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L129" href="#L129">129</a> <em class="jxr_javadoccomment"> * @param checksumAlgorithm the hash that we are interested in.</em>
<a class="jxr_linenumber" name="L130" href="#L130">130</a> <em class="jxr_javadoccomment"> * @return the checksum file to return</em>
<a class="jxr_linenumber" name="L131" href="#L131">131</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L132" href="#L132">132</a> <strong class="jxr_keyword">public</strong> Path getChecksumFile( <a name="ChecksumAlgorithm" href="../../../../org/apache/archiva/checksum/ChecksumAlgorithm.html#ChecksumAlgorithm">ChecksumAlgorithm</a> checksumAlgorithm )
<a class="jxr_linenumber" name="L133" href="#L133">133</a> {
<a class="jxr_linenumber" name="L134" href="#L134">134</a> <strong class="jxr_keyword">for</strong> ( String ext : checksumAlgorithm.getExt( ) )
<a class="jxr_linenumber" name="L135" href="#L135">135</a> {
<a class="jxr_linenumber" name="L136" href="#L136">136</a> Path file = referenceFile.resolveSibling( referenceFile.getFileName( ) + <span class="jxr_string">"."</span> + checksumAlgorithm.getExt( ) );
<a class="jxr_linenumber" name="L137" href="#L137">137</a> <strong class="jxr_keyword">if</strong> ( Files.exists( file ) )
<a class="jxr_linenumber" name="L138" href="#L138">138</a> {
<a class="jxr_linenumber" name="L139" href="#L139">139</a> <strong class="jxr_keyword">return</strong> file;
<a class="jxr_linenumber" name="L140" href="#L140">140</a> }
<a class="jxr_linenumber" name="L141" href="#L141">141</a> }
<a class="jxr_linenumber" name="L142" href="#L142">142</a> <strong class="jxr_keyword">return</strong> referenceFile.resolveSibling( referenceFile.getFileName( ) + <span class="jxr_string">"."</span> + checksumAlgorithm.getDefaultExtension() );
<a class="jxr_linenumber" name="L143" href="#L143">143</a> }
<a class="jxr_linenumber" name="L144" href="#L144">144</a>
<a class="jxr_linenumber" name="L145" href="#L145">145</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L146" href="#L146">146</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="L147" href="#L147">147</a> <em class="jxr_javadoccomment"> * Given a checksum file, check to see if the file it represents is valid according to the checksum.</em>
<a class="jxr_linenumber" name="L148" href="#L148">148</a> <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="L149" href="#L149">149</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="L150" href="#L150">150</a> <em class="jxr_javadoccomment"> * NOTE: Only supports single file checksums of type MD5 or SHA1.</em>
<a class="jxr_linenumber" name="L151" href="#L151">151</a> <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="L152" href="#L152">152</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L153" href="#L153">153</a> <em class="jxr_javadoccomment"> * @param algorithm the algorithms to check for.</em>
<a class="jxr_linenumber" name="L154" href="#L154">154</a> <em class="jxr_javadoccomment"> * @return true if the checksum is valid for the file it represents. or if the checksum file does not exist.</em>
<a class="jxr_linenumber" name="L155" href="#L155">155</a> <em class="jxr_javadoccomment"> * @throws IOException if the reading of the checksumFile or the file it refers to fails.</em>
<a class="jxr_linenumber" name="L156" href="#L156">156</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L157" href="#L157">157</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> isValidChecksum( <a name="ChecksumAlgorithm" href="../../../../org/apache/archiva/checksum/ChecksumAlgorithm.html#ChecksumAlgorithm">ChecksumAlgorithm</a> algorithm) <strong class="jxr_keyword">throws</strong> <a name="ChecksumValidationException" href="../../../../org/apache/archiva/checksum/ChecksumValidationException.html#ChecksumValidationException">ChecksumValidationException</a>
<a class="jxr_linenumber" name="L158" href="#L158">158</a> {
<a class="jxr_linenumber" name="L159" href="#L159">159</a> <strong class="jxr_keyword">return</strong> isValidChecksum( algorithm, false );
<a class="jxr_linenumber" name="L160" href="#L160">160</a> }
<a class="jxr_linenumber" name="L161" href="#L161">161</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> isValidChecksum( <a name="ChecksumAlgorithm" href="../../../../org/apache/archiva/checksum/ChecksumAlgorithm.html#ChecksumAlgorithm">ChecksumAlgorithm</a> algorithm, <strong class="jxr_keyword">boolean</strong> throwExceptions )
<a class="jxr_linenumber" name="L162" href="#L162">162</a> <strong class="jxr_keyword">throws</strong> <a name="ChecksumValidationException" href="../../../../org/apache/archiva/checksum/ChecksumValidationException.html#ChecksumValidationException">ChecksumValidationException</a>
<a class="jxr_linenumber" name="L163" href="#L163">163</a> {
<a class="jxr_linenumber" name="L164" href="#L164">164</a> <strong class="jxr_keyword">return</strong> isValidChecksums( Arrays.asList( algorithm ), throwExceptions );
<a class="jxr_linenumber" name="L165" href="#L165">165</a> }
<a class="jxr_linenumber" name="L166" href="#L166">166</a>
<a class="jxr_linenumber" name="L167" href="#L167">167</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L168" href="#L168">168</a> <em class="jxr_javadoccomment"> * Of any checksum files present, validate that the reference file conforms</em>
<a class="jxr_linenumber" name="L169" href="#L169">169</a> <em class="jxr_javadoccomment"> * the to the checksum.</em>
<a class="jxr_linenumber" name="L170" href="#L170">170</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L171" href="#L171">171</a> <em class="jxr_javadoccomment"> * @param algorithms the algorithms to check for.</em>
<a class="jxr_linenumber" name="L172" href="#L172">172</a> <em class="jxr_javadoccomment"> * @return true if the checksums report that the the reference file is valid, false if invalid.</em>
<a class="jxr_linenumber" name="L173" href="#L173">173</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L174" href="#L174">174</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> isValidChecksums( List&lt;ChecksumAlgorithm&gt; algorithms) <strong class="jxr_keyword">throws</strong> <a name="ChecksumValidationException" href="../../../../org/apache/archiva/checksum/ChecksumValidationException.html#ChecksumValidationException">ChecksumValidationException</a>
<a class="jxr_linenumber" name="L175" href="#L175">175</a> {
<a class="jxr_linenumber" name="L176" href="#L176">176</a> <strong class="jxr_keyword">return</strong> isValidChecksums( algorithms, false );
<a class="jxr_linenumber" name="L177" href="#L177">177</a> }
<a class="jxr_linenumber" name="L178" href="#L178">178</a>
<a class="jxr_linenumber" name="L179" href="#L179">179</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L180" href="#L180">180</a> <em class="jxr_javadoccomment"> * Checks if the checksum files are valid for the referenced file.</em>
<a class="jxr_linenumber" name="L181" href="#L181">181</a> <em class="jxr_javadoccomment"> * It tries to find a checksum file for each algorithm in the same directory as the referenceFile.</em>
<a class="jxr_linenumber" name="L182" href="#L182">182</a> <em class="jxr_javadoccomment"> * The method returns true, if at least one checksum file exists for one of the given algorithms</em>
<a class="jxr_linenumber" name="L183" href="#L183">183</a> <em class="jxr_javadoccomment"> * and all existing checksum files are valid.</em>
<a class="jxr_linenumber" name="L184" href="#L184">184</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L185" href="#L185">185</a> <em class="jxr_javadoccomment"> * This method throws only exceptions, if throwExceptions is true. Otherwise false will be returned instead.</em>
<a class="jxr_linenumber" name="L186" href="#L186">186</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L187" href="#L187">187</a> <em class="jxr_javadoccomment"> * It verifies only the existing checksum files. If the checksum file for a particular algorithm does not exist,</em>
<a class="jxr_linenumber" name="L188" href="#L188">188</a> <em class="jxr_javadoccomment"> * but others exist and are valid, it will return true.</em>
<a class="jxr_linenumber" name="L189" href="#L189">189</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L190" href="#L190">190</a> <em class="jxr_javadoccomment"> * @param algorithms The algorithms to verify</em>
<a class="jxr_linenumber" name="L191" href="#L191">191</a> <em class="jxr_javadoccomment"> * @param throwExceptions If true, exceptions will be thrown, otherwise false will be returned, if a exception occurred.</em>
<a class="jxr_linenumber" name="L192" href="#L192">192</a> <em class="jxr_javadoccomment"> * @return True, if it is valid for all existing checksum files, otherwise false.</em>
<a class="jxr_linenumber" name="L193" href="#L193">193</a> <em class="jxr_javadoccomment"> * @throws ChecksumValidationException</em>
<a class="jxr_linenumber" name="L194" href="#L194">194</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L195" href="#L195">195</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> isValidChecksums( List&lt;ChecksumAlgorithm&gt; algorithms, <strong class="jxr_keyword">boolean</strong> throwExceptions) <strong class="jxr_keyword">throws</strong> <a name="ChecksumValidationException" href="../../../../org/apache/archiva/checksum/ChecksumValidationException.html#ChecksumValidationException">ChecksumValidationException</a>
<a class="jxr_linenumber" name="L196" href="#L196">196</a> {
<a class="jxr_linenumber" name="L197" href="#L197">197</a>
<a class="jxr_linenumber" name="L198" href="#L198">198</a> List&lt;Checksum&gt; checksums;
<a class="jxr_linenumber" name="L199" href="#L199">199</a> <em class="jxr_comment">// Parse file once, for all checksums.</em>
<a class="jxr_linenumber" name="L200" href="#L200">200</a> <strong class="jxr_keyword">try</strong>
<a class="jxr_linenumber" name="L201" href="#L201">201</a> {
<a class="jxr_linenumber" name="L202" href="#L202">202</a> checksums = ChecksumUtil.initializeChecksums( referenceFile, algorithms );
<a class="jxr_linenumber" name="L203" href="#L203">203</a> }
<a class="jxr_linenumber" name="L204" href="#L204">204</a> <strong class="jxr_keyword">catch</strong> (IOException e )
<a class="jxr_linenumber" name="L205" href="#L205">205</a> {
<a class="jxr_linenumber" name="L206" href="#L206">206</a> log.warn( <span class="jxr_string">"Unable to update checksum:{}"</span>, e.getMessage( ) );
<a class="jxr_linenumber" name="L207" href="#L207">207</a> <strong class="jxr_keyword">if</strong> (throwExceptions) {
<a class="jxr_linenumber" name="L208" href="#L208">208</a> <strong class="jxr_keyword">if</strong> (e instanceof FileNotFoundException) {
<a class="jxr_linenumber" name="L209" href="#L209">209</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a name="ChecksumValidationException" href="../../../../org/apache/archiva/checksum/ChecksumValidationException.html#ChecksumValidationException">ChecksumValidationException</a>(ChecksumValidationException.ValidationError.FILE_NOT_FOUND, e);
<a class="jxr_linenumber" name="L210" href="#L210">210</a> } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="L211" href="#L211">211</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a name="ChecksumValidationException" href="../../../../org/apache/archiva/checksum/ChecksumValidationException.html#ChecksumValidationException">ChecksumValidationException</a>(ChecksumValidationException.ValidationError.READ_ERROR, e);
<a class="jxr_linenumber" name="L212" href="#L212">212</a> }
<a class="jxr_linenumber" name="L213" href="#L213">213</a> } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="L214" href="#L214">214</a> <strong class="jxr_keyword">return</strong> false;
<a class="jxr_linenumber" name="L215" href="#L215">215</a> }
<a class="jxr_linenumber" name="L216" href="#L216">216</a> }
<a class="jxr_linenumber" name="L217" href="#L217">217</a>
<a class="jxr_linenumber" name="L218" href="#L218">218</a> <strong class="jxr_keyword">boolean</strong> valid = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="L219" href="#L219">219</a> <strong class="jxr_keyword">boolean</strong> fileExists = false;
<a class="jxr_linenumber" name="L220" href="#L220">220</a>
<a class="jxr_linenumber" name="L221" href="#L221">221</a> <em class="jxr_comment">// No file exists -&gt; return false</em>
<a class="jxr_linenumber" name="L222" href="#L222">222</a> <em class="jxr_comment">// if at least one file exists:</em>
<a class="jxr_linenumber" name="L223" href="#L223">223</a> <em class="jxr_comment">// -&gt; all existing files must be valid</em>
<a class="jxr_linenumber" name="L224" href="#L224">224</a>
<a class="jxr_linenumber" name="L225" href="#L225">225</a> <em class="jxr_comment">// check the checksum files</em>
<a class="jxr_linenumber" name="L226" href="#L226">226</a> <strong class="jxr_keyword">try</strong>
<a class="jxr_linenumber" name="L227" href="#L227">227</a> {
<a class="jxr_linenumber" name="L228" href="#L228">228</a>
<a class="jxr_linenumber" name="L229" href="#L229">229</a> <strong class="jxr_keyword">for</strong> ( <a name="Checksum" href="../../../../org/apache/archiva/checksum/Checksum.html#Checksum">Checksum</a> checksum : checksums )
<a class="jxr_linenumber" name="L230" href="#L230">230</a> {
<a class="jxr_linenumber" name="L231" href="#L231">231</a> <a name="ChecksumAlgorithm" href="../../../../org/apache/archiva/checksum/ChecksumAlgorithm.html#ChecksumAlgorithm">ChecksumAlgorithm</a> checksumAlgorithm = checksum.getAlgorithm( );
<a class="jxr_linenumber" name="L232" href="#L232">232</a> Path checksumFile = getChecksumFile( checksumAlgorithm );
<a class="jxr_linenumber" name="L233" href="#L233">233</a>
<a class="jxr_linenumber" name="L234" href="#L234">234</a> <strong class="jxr_keyword">if</strong> (Files.exists(checksumFile)) {
<a class="jxr_linenumber" name="L235" href="#L235">235</a> fileExists = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="L236" href="#L236">236</a> String expectedChecksum = parseChecksum(checksumFile, checksumAlgorithm, referenceFile.getFileName().toString(), FILE_ENCODING);
<a class="jxr_linenumber" name="L237" href="#L237">237</a>
<a class="jxr_linenumber" name="L238" href="#L238">238</a> valid &amp;= checksum.compare(expectedChecksum);
<a class="jxr_linenumber" name="L239" href="#L239">239</a> }
<a class="jxr_linenumber" name="L240" href="#L240">240</a> }
<a class="jxr_linenumber" name="L241" href="#L241">241</a> }
<a class="jxr_linenumber" name="L242" href="#L242">242</a> <strong class="jxr_keyword">catch</strong> ( <a name="ChecksumValidationException" href="../../../../org/apache/archiva/checksum/ChecksumValidationException.html#ChecksumValidationException">ChecksumValidationException</a> e )
<a class="jxr_linenumber" name="L243" href="#L243">243</a> {
<a class="jxr_linenumber" name="L244" href="#L244">244</a> log.warn( <span class="jxr_string">"Unable to read / parse checksum: {}"</span>, e.getMessage( ) );
<a class="jxr_linenumber" name="L245" href="#L245">245</a> <strong class="jxr_keyword">if</strong> (throwExceptions) {
<a class="jxr_linenumber" name="L246" href="#L246">246</a> <strong class="jxr_keyword">throw</strong> e;
<a class="jxr_linenumber" name="L247" href="#L247">247</a> } <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="L248" href="#L248">248</a> {
<a class="jxr_linenumber" name="L249" href="#L249">249</a> <strong class="jxr_keyword">return</strong> false;
<a class="jxr_linenumber" name="L250" href="#L250">250</a> }
<a class="jxr_linenumber" name="L251" href="#L251">251</a> }
<a class="jxr_linenumber" name="L252" href="#L252">252</a>
<a class="jxr_linenumber" name="L253" href="#L253">253</a> <strong class="jxr_keyword">return</strong> fileExists &amp;&amp; valid;
<a class="jxr_linenumber" name="L254" href="#L254">254</a> }
<a class="jxr_linenumber" name="L255" href="#L255">255</a>
<a class="jxr_linenumber" name="L256" href="#L256">256</a> <strong class="jxr_keyword">public</strong> Path getReferenceFile( )
<a class="jxr_linenumber" name="L257" href="#L257">257</a> {
<a class="jxr_linenumber" name="L258" href="#L258">258</a> <strong class="jxr_keyword">return</strong> referenceFile;
<a class="jxr_linenumber" name="L259" href="#L259">259</a> }
<a class="jxr_linenumber" name="L260" href="#L260">260</a>
<a class="jxr_linenumber" name="L261" href="#L261">261</a>
<a class="jxr_linenumber" name="L262" href="#L262">262</a>
<a class="jxr_linenumber" name="L263" href="#L263">263</a> <strong class="jxr_keyword">public</strong> <a name="UpdateStatusList" href="../../../../org/apache/archiva/checksum/UpdateStatusList.html#UpdateStatusList">UpdateStatusList</a> fixChecksum(<a name="ChecksumAlgorithm" href="../../../../org/apache/archiva/checksum/ChecksumAlgorithm.html#ChecksumAlgorithm">ChecksumAlgorithm</a> algorithm) {
<a class="jxr_linenumber" name="L264" href="#L264">264</a> <strong class="jxr_keyword">return</strong> fixChecksums( Arrays.asList(algorithm) );
<a class="jxr_linenumber" name="L265" href="#L265">265</a> }
<a class="jxr_linenumber" name="L266" href="#L266">266</a>
<a class="jxr_linenumber" name="L267" href="#L267">267</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L268" href="#L268">268</a> <em class="jxr_javadoccomment"> * Writes a checksum file, if it does not exist or if it exists and has a different</em>
<a class="jxr_linenumber" name="L269" href="#L269">269</a> <em class="jxr_javadoccomment"> * checksum value.</em>
<a class="jxr_linenumber" name="L270" href="#L270">270</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L271" href="#L271">271</a> <em class="jxr_javadoccomment"> * @param algorithms the hashes to check for.</em>
<a class="jxr_linenumber" name="L272" href="#L272">272</a> <em class="jxr_javadoccomment"> * @return true if checksums were created successfully.</em>
<a class="jxr_linenumber" name="L273" href="#L273">273</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L274" href="#L274">274</a> <strong class="jxr_keyword">public</strong> <a name="UpdateStatusList" href="../../../../org/apache/archiva/checksum/UpdateStatusList.html#UpdateStatusList">UpdateStatusList</a> fixChecksums( List&lt;ChecksumAlgorithm&gt; algorithms )
<a class="jxr_linenumber" name="L275" href="#L275">275</a> {
<a class="jxr_linenumber" name="L276" href="#L276">276</a> <a name="UpdateStatusList" href="../../../../org/apache/archiva/checksum/UpdateStatusList.html#UpdateStatusList">UpdateStatusList</a> result = UpdateStatusList.INITIALIZE(algorithms);
<a class="jxr_linenumber" name="L277" href="#L277">277</a> List&lt;Checksum&gt; checksums;
<a class="jxr_linenumber" name="L278" href="#L278">278</a>
<a class="jxr_linenumber" name="L279" href="#L279">279</a>
<a class="jxr_linenumber" name="L280" href="#L280">280</a> <strong class="jxr_keyword">try</strong>
<a class="jxr_linenumber" name="L281" href="#L281">281</a> {
<a class="jxr_linenumber" name="L282" href="#L282">282</a> <em class="jxr_comment">// Parse file once, for all checksums.</em>
<a class="jxr_linenumber" name="L283" href="#L283">283</a> checksums = ChecksumUtil.initializeChecksums(getReferenceFile(), algorithms);
<a class="jxr_linenumber" name="L284" href="#L284">284</a> }
<a class="jxr_linenumber" name="L285" href="#L285">285</a> <strong class="jxr_keyword">catch</strong> (IOException e )
<a class="jxr_linenumber" name="L286" href="#L286">286</a> {
<a class="jxr_linenumber" name="L287" href="#L287">287</a> log.warn( e.getMessage( ), e );
<a class="jxr_linenumber" name="L288" href="#L288">288</a> result.setTotalError(e);
<a class="jxr_linenumber" name="L289" href="#L289">289</a> <strong class="jxr_keyword">return</strong> result;
<a class="jxr_linenumber" name="L290" href="#L290">290</a> }
<a class="jxr_linenumber" name="L291" href="#L291">291</a> <em class="jxr_comment">// Any checksums?</em>
<a class="jxr_linenumber" name="L292" href="#L292">292</a> <strong class="jxr_keyword">if</strong> ( checksums.isEmpty( ) )
<a class="jxr_linenumber" name="L293" href="#L293">293</a> {
<a class="jxr_linenumber" name="L294" href="#L294">294</a> <em class="jxr_comment">// No checksum objects, no checksum files, default to is valid.</em>
<a class="jxr_linenumber" name="L295" href="#L295">295</a> <strong class="jxr_keyword">return</strong> result;
<a class="jxr_linenumber" name="L296" href="#L296">296</a> }
<a class="jxr_linenumber" name="L297" href="#L297">297</a>
<a class="jxr_linenumber" name="L298" href="#L298">298</a> <strong class="jxr_keyword">boolean</strong> valid = <strong class="jxr_keyword">true</strong>;
<a class="jxr_linenumber" name="L299" href="#L299">299</a>
<a class="jxr_linenumber" name="L300" href="#L300">300</a> <em class="jxr_comment">// check the hash files</em>
<a class="jxr_linenumber" name="L301" href="#L301">301</a> <strong class="jxr_keyword">for</strong> ( <a name="Checksum" href="../../../../org/apache/archiva/checksum/Checksum.html#Checksum">Checksum</a> checksum : checksums )
<a class="jxr_linenumber" name="L302" href="#L302">302</a> {
<a class="jxr_linenumber" name="L303" href="#L303">303</a> <a name="ChecksumAlgorithm" href="../../../../org/apache/archiva/checksum/ChecksumAlgorithm.html#ChecksumAlgorithm">ChecksumAlgorithm</a> checksumAlgorithm = checksum.getAlgorithm( );
<a class="jxr_linenumber" name="L304" href="#L304">304</a> <strong class="jxr_keyword">try</strong>
<a class="jxr_linenumber" name="L305" href="#L305">305</a> {
<a class="jxr_linenumber" name="L306" href="#L306">306</a> Path checksumFile = getChecksumFile( checksumAlgorithm );
<a class="jxr_linenumber" name="L307" href="#L307">307</a> <strong class="jxr_keyword">if</strong> ( Files.exists( checksumFile ) )
<a class="jxr_linenumber" name="L308" href="#L308">308</a> {
<a class="jxr_linenumber" name="L309" href="#L309">309</a> String expectedChecksum;
<a class="jxr_linenumber" name="L310" href="#L310">310</a> <strong class="jxr_keyword">try</strong>
<a class="jxr_linenumber" name="L311" href="#L311">311</a> {
<a class="jxr_linenumber" name="L312" href="#L312">312</a> expectedChecksum = parseChecksum( checksumFile, checksumAlgorithm, referenceFile.getFileName( ).toString( ), FILE_ENCODING );
<a class="jxr_linenumber" name="L313" href="#L313">313</a> } <strong class="jxr_keyword">catch</strong> (<a name="ChecksumValidationException" href="../../../../org/apache/archiva/checksum/ChecksumValidationException.html#ChecksumValidationException">ChecksumValidationException</a> ex) {
<a class="jxr_linenumber" name="L314" href="#L314">314</a> expectedChecksum = <span class="jxr_string">""</span>;
<a class="jxr_linenumber" name="L315" href="#L315">315</a> }
<a class="jxr_linenumber" name="L316" href="#L316">316</a>
<a class="jxr_linenumber" name="L317" href="#L317">317</a> <strong class="jxr_keyword">if</strong> ( !checksum.compare( expectedChecksum ) )
<a class="jxr_linenumber" name="L318" href="#L318">318</a> {
<a class="jxr_linenumber" name="L319" href="#L319">319</a> <em class="jxr_comment">// overwrite checksum file</em>
<a class="jxr_linenumber" name="L320" href="#L320">320</a> writeChecksumFile( checksumFile, FILE_ENCODING, checksum.getChecksum( ) );
<a class="jxr_linenumber" name="L321" href="#L321">321</a> result.setStatus(checksumAlgorithm,UpdateStatus.UPDATED);
<a class="jxr_linenumber" name="L322" href="#L322">322</a> }
<a class="jxr_linenumber" name="L323" href="#L323">323</a> }
<a class="jxr_linenumber" name="L324" href="#L324">324</a> <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="L325" href="#L325">325</a> {
<a class="jxr_linenumber" name="L326" href="#L326">326</a> writeChecksumFile( checksumFile, FILE_ENCODING, checksum.getChecksum( ) );
<a class="jxr_linenumber" name="L327" href="#L327">327</a> result.setStatus(checksumAlgorithm, UpdateStatus.CREATED);
<a class="jxr_linenumber" name="L328" href="#L328">328</a> }
<a class="jxr_linenumber" name="L329" href="#L329">329</a> }
<a class="jxr_linenumber" name="L330" href="#L330">330</a> <strong class="jxr_keyword">catch</strong> ( <a name="ChecksumValidationException" href="../../../../org/apache/archiva/checksum/ChecksumValidationException.html#ChecksumValidationException">ChecksumValidationException</a> e )
<a class="jxr_linenumber" name="L331" href="#L331">331</a> {
<a class="jxr_linenumber" name="L332" href="#L332">332</a> log.warn( e.getMessage( ), e );
<a class="jxr_linenumber" name="L333" href="#L333">333</a> result.setErrorStatus(checksumAlgorithm, e);
<a class="jxr_linenumber" name="L334" href="#L334">334</a> }
<a class="jxr_linenumber" name="L335" href="#L335">335</a> }
<a class="jxr_linenumber" name="L336" href="#L336">336</a>
<a class="jxr_linenumber" name="L337" href="#L337">337</a> <strong class="jxr_keyword">return</strong> result;
<a class="jxr_linenumber" name="L338" href="#L338">338</a>
<a class="jxr_linenumber" name="L339" href="#L339">339</a> }
<a class="jxr_linenumber" name="L340" href="#L340">340</a>
<a class="jxr_linenumber" name="L341" href="#L341">341</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> writeChecksumFile( Path checksumFile, Charset encoding, String checksumHex )
<a class="jxr_linenumber" name="L342" href="#L342">342</a> {
<a class="jxr_linenumber" name="L343" href="#L343">343</a> FileUtils.writeStringToFile( checksumFile, FILE_ENCODING, checksumHex + <span class="jxr_string">" "</span> + referenceFile.getFileName( ).toString( ) );
<a class="jxr_linenumber" name="L344" href="#L344">344</a> }
<a class="jxr_linenumber" name="L345" href="#L345">345</a>
<a class="jxr_linenumber" name="L346" href="#L346">346</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">boolean</strong> isValidChecksumPattern( String filename, String path )
<a class="jxr_linenumber" name="L347" href="#L347">347</a> {
<a class="jxr_linenumber" name="L348" href="#L348">348</a> <em class="jxr_comment">// check if it is a remote metadata file</em>
<a class="jxr_linenumber" name="L349" href="#L349">349</a>
<a class="jxr_linenumber" name="L350" href="#L350">350</a> Matcher m = METADATA_PATTERN.matcher( path );
<a class="jxr_linenumber" name="L351" href="#L351">351</a> <strong class="jxr_keyword">if</strong> ( m.matches( ) )
<a class="jxr_linenumber" name="L352" href="#L352">352</a> {
<a class="jxr_linenumber" name="L353" href="#L353">353</a> <strong class="jxr_keyword">return</strong> filename.endsWith( path ) || ( <span class="jxr_string">"-"</span>.equals( filename ) ) || filename.endsWith( <span class="jxr_string">"maven-metadata.xml"</span> );
<a class="jxr_linenumber" name="L354" href="#L354">354</a> }
<a class="jxr_linenumber" name="L355" href="#L355">355</a>
<a class="jxr_linenumber" name="L356" href="#L356">356</a> <strong class="jxr_keyword">return</strong> filename.endsWith( path ) || ( <span class="jxr_string">"-"</span>.equals( filename ) );
<a class="jxr_linenumber" name="L357" href="#L357">357</a> }
<a class="jxr_linenumber" name="L358" href="#L358">358</a>
<a class="jxr_linenumber" name="L359" href="#L359">359</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L360" href="#L360">360</a> <em class="jxr_javadoccomment"> * Parse a checksum string.</em>
<a class="jxr_linenumber" name="L361" href="#L361">361</a> <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="L362" href="#L362">362</a> <em class="jxr_javadoccomment"> * Validate the expected path, and expected checksum algorithm, then return</em>
<a class="jxr_linenumber" name="L363" href="#L363">363</a> <em class="jxr_javadoccomment"> * the trimmed checksum hex string.</em>
<a class="jxr_linenumber" name="L364" href="#L364">364</a> <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="L365" href="#L365">365</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L366" href="#L366">366</a> <em class="jxr_javadoccomment"> * @param checksumFile The file where the checksum is stored</em>
<a class="jxr_linenumber" name="L367" href="#L367">367</a> <em class="jxr_javadoccomment"> * @param checksumAlgorithm The checksum algorithm to check</em>
<a class="jxr_linenumber" name="L368" href="#L368">368</a> <em class="jxr_javadoccomment"> * @param fileName The filename of the reference file</em>
<a class="jxr_linenumber" name="L369" href="#L369">369</a> <em class="jxr_javadoccomment"> * @return</em>
<a class="jxr_linenumber" name="L370" href="#L370">370</a> <em class="jxr_javadoccomment"> * @throws IOException</em>
<a class="jxr_linenumber" name="L371" href="#L371">371</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L372" href="#L372">372</a> <strong class="jxr_keyword">public</strong> String parseChecksum( Path checksumFile, <a name="ChecksumAlgorithm" href="../../../../org/apache/archiva/checksum/ChecksumAlgorithm.html#ChecksumAlgorithm">ChecksumAlgorithm</a> checksumAlgorithm, String fileName, Charset encoding )
<a class="jxr_linenumber" name="L373" href="#L373">373</a> <strong class="jxr_keyword">throws</strong> <a name="ChecksumValidationException" href="../../../../org/apache/archiva/checksum/ChecksumValidationException.html#ChecksumValidationException">ChecksumValidationException</a>
<a class="jxr_linenumber" name="L374" href="#L374">374</a> {
<a class="jxr_linenumber" name="L375" href="#L375">375</a> <a name="ChecksumFileContent" href="../../../../org/apache/archiva/checksum/ChecksumFileContent.html#ChecksumFileContent">ChecksumFileContent</a> fc = parseChecksumFile( checksumFile, checksumAlgorithm, encoding );
<a class="jxr_linenumber" name="L376" href="#L376">376</a> <strong class="jxr_keyword">if</strong> ( fc.isFormatMatch() &amp;&amp; !isValidChecksumPattern( fc.getFileReference( ), fileName ) )
<a class="jxr_linenumber" name="L377" href="#L377">377</a> {
<a class="jxr_linenumber" name="L378" href="#L378">378</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a name="ChecksumValidationException" href="../../../../org/apache/archiva/checksum/ChecksumValidationException.html#ChecksumValidationException">ChecksumValidationException</a>(BAD_CHECKSUM_FILE_REF,
<a class="jxr_linenumber" name="L379" href="#L379">379</a> <span class="jxr_string">"The file reference '"</span> + fc.getFileReference( ) + <span class="jxr_string">"' in the checksum file does not match expected file: '"</span> + fileName + <span class="jxr_string">"'"</span> );
<a class="jxr_linenumber" name="L380" href="#L380">380</a> } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (!fc.isFormatMatch()) {
<a class="jxr_linenumber" name="L381" href="#L381">381</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a name="ChecksumValidationException" href="../../../../org/apache/archiva/checksum/ChecksumValidationException.html#ChecksumValidationException">ChecksumValidationException</a>( BAD_CHECKSUM_FILE, <span class="jxr_string">"The checksum file content could not be parsed: "</span>+checksumFile );
<a class="jxr_linenumber" name="L382" href="#L382">382</a> }
<a class="jxr_linenumber" name="L383" href="#L383">383</a> <strong class="jxr_keyword">return</strong> fc.getChecksum( );
<a class="jxr_linenumber" name="L384" href="#L384">384</a>
<a class="jxr_linenumber" name="L385" href="#L385">385</a> }
<a class="jxr_linenumber" name="L386" href="#L386">386</a> <strong class="jxr_keyword">public</strong> <a name="ChecksumFileContent" href="../../../../org/apache/archiva/checksum/ChecksumFileContent.html#ChecksumFileContent">ChecksumFileContent</a> parseChecksumFile( Path checksumFile, <a name="ChecksumAlgorithm" href="../../../../org/apache/archiva/checksum/ChecksumAlgorithm.html#ChecksumAlgorithm">ChecksumAlgorithm</a> checksumAlgorithm, Charset encoding )
<a class="jxr_linenumber" name="L387" href="#L387">387</a> {
<a class="jxr_linenumber" name="L388" href="#L388">388</a> <a name="ChecksumFileContent" href="../../../../org/apache/archiva<a name="ChecksumFileContent" href="../../../../org/apache/archiva/checksum/ChecksumFileContent.html#ChecksumFileContent">ChecksumFileContent</a>ileContent.html#ChecksumFileContent">ChecksumFileContent</a> fc = <strong class="jxr_keyword">new</strong> <a name="ChecksumFileContent" href="../../../../org/apache/archiva/checksum/ChecksumFileContent.html#ChecksumFileContent">ChecksumFileContent</a>( );
<a class="jxr_linenumber" name="L389" href="#L389">389</a> String rawChecksumString = FileUtils.readFileToString( checksumFile, encoding );
<a class="jxr_linenumber" name="L390" href="#L390">390</a> String trimmedChecksum = rawChecksumString.replace( '\n', ' ' ).trim( );
<a class="jxr_linenumber" name="L391" href="#L391">391</a>
<a class="jxr_linenumber" name="L392" href="#L392">392</a> <em class="jxr_comment">// Free-BSD / openssl</em>
<a class="jxr_linenumber" name="L393" href="#L393">393</a> String regex = checksumAlgorithm.getType( ) + <span class="jxr_string">"&#92;&#92;s*&#92;&#92;(([^)]*)&#92;&#92;)&#92;&#92;s*=&#92;&#92;s*([a-fA-F0-9]+)"</span>;
<a class="jxr_linenumber" name="L394" href="#L394">394</a> Matcher m = Pattern.compile( regex ).matcher( trimmedChecksum );
<a class="jxr_linenumber" name="L395" href="#L395">395</a> <strong class="jxr_keyword">if</strong> ( m.matches( ) )
<a class="jxr_linenumber" name="L396" href="#L396">396</a> {
<a class="jxr_linenumber" name="L397" href="#L397">397</a> fc.setFileReference( m.group( 1 ) );
<a class="jxr_linenumber" name="L398" href="#L398">398</a> fc.setChecksum( m.group( 2 ) );
<a class="jxr_linenumber" name="L399" href="#L399">399</a> fc.setFormatMatch( <strong class="jxr_keyword">true</strong> );
<a class="jxr_linenumber" name="L400" href="#L400">400</a> }
<a class="jxr_linenumber" name="L401" href="#L401">401</a> <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="L402" href="#L402">402</a> {
<a class="jxr_linenumber" name="L403" href="#L403">403</a> <em class="jxr_comment">// GNU tools</em>
<a class="jxr_linenumber" name="L404" href="#L404">404</a> m = Pattern.compile( <span class="jxr_string">"([a-fA-F0-9]+)&#92;&#92;s+&#92;&#92;*?(.+)"</span> ).matcher( trimmedChecksum );
<a class="jxr_linenumber" name="L405" href="#L405">405</a> <strong class="jxr_keyword">if</strong> ( m.matches( ) )
<a class="jxr_linenumber" name="L406" href="#L406">406</a> {
<a class="jxr_linenumber" name="L407" href="#L407">407</a> fc.setFileReference( m.group( 2 ) );
<a class="jxr_linenumber" name="L408" href="#L408">408</a> fc.setChecksum( m.group( 1 ) );
<a class="jxr_linenumber" name="L409" href="#L409">409</a> fc.setFormatMatch( <strong class="jxr_keyword">true</strong> );
<a class="jxr_linenumber" name="L410" href="#L410">410</a> }
<a class="jxr_linenumber" name="L411" href="#L411">411</a> <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="L412" href="#L412">412</a> {
<a class="jxr_linenumber" name="L413" href="#L413">413</a> fc.setFileReference( <span class="jxr_string">""</span> );
<a class="jxr_linenumber" name="L414" href="#L414">414</a> fc.setChecksum( trimmedChecksum );
<a class="jxr_linenumber" name="L415" href="#L415">415</a> fc.setFormatMatch( false );
<a class="jxr_linenumber" name="L416" href="#L416">416</a> }
<a class="jxr_linenumber" name="L417" href="#L417">417</a> }
<a class="jxr_linenumber" name="L418" href="#L418">418</a> <strong class="jxr_keyword">return</strong> fc;
<a class="jxr_linenumber" name="L419" href="#L419">419</a> }
<a class="jxr_linenumber" name="L420" href="#L420">420</a> }
</pre>
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