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| <div id="overview"><a href="../../../../../../../apidocs/org/apache/logging/log4j/core/util/FileUtils.html">View Javadoc</a></div><pre> |
| <a class="jxr_linenumber" name="L1" href="#L1">1</a> <em class="jxr_comment">/*</em> |
| <a class="jxr_linenumber" name="L2" href="#L2">2</a> <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one or more</em> |
| <a class="jxr_linenumber" name="L3" href="#L3">3</a> <em class="jxr_comment"> * contributor license agreements. See the NOTICE file distributed with</em> |
| <a class="jxr_linenumber" name="L4" href="#L4">4</a> <em class="jxr_comment"> * this work for additional information regarding copyright ownership.</em> |
| <a class="jxr_linenumber" name="L5" href="#L5">5</a> <em class="jxr_comment"> * The ASF licenses this file to You under the Apache license, Version 2.0</em> |
| <a class="jxr_linenumber" name="L6" href="#L6">6</a> <em class="jxr_comment"> * (the "License"); you may not use this file except in compliance with</em> |
| <a class="jxr_linenumber" name="L7" href="#L7">7</a> <em class="jxr_comment"> * the License. You may obtain a copy of the License at</em> |
| <a class="jxr_linenumber" name="L8" href="#L8">8</a> <em class="jxr_comment"> *</em> |
| <a class="jxr_linenumber" name="L9" href="#L9">9</a> <em class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2." target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.</a>0</em> |
| <a class="jxr_linenumber" name="L10" href="#L10">10</a> <em class="jxr_comment"> *</em> |
| <a class="jxr_linenumber" name="L11" href="#L11">11</a> <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em> |
| <a class="jxr_linenumber" name="L12" href="#L12">12</a> <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS,</em> |
| <a class="jxr_linenumber" name="L13" href="#L13">13</a> <em class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em> |
| <a class="jxr_linenumber" name="L14" href="#L14">14</a> <em class="jxr_comment"> * See the license for the specific language governing permissions and</em> |
| <a class="jxr_linenumber" name="L15" href="#L15">15</a> <em class="jxr_comment"> * limitations under the license.</em> |
| <a class="jxr_linenumber" name="L16" href="#L16">16</a> <em class="jxr_comment"> */</em> |
| <a class="jxr_linenumber" name="L17" href="#L17">17</a> <strong class="jxr_keyword">package</strong> org.apache.logging.log4j.core.util; |
| <a class="jxr_linenumber" name="L18" href="#L18">18</a> |
| <a class="jxr_linenumber" name="L19" href="#L19">19</a> <strong class="jxr_keyword">import</strong> java.io.File; |
| <a class="jxr_linenumber" name="L20" href="#L20">20</a> <strong class="jxr_keyword">import</strong> java.io.IOException; |
| <a class="jxr_linenumber" name="L21" href="#L21">21</a> <strong class="jxr_keyword">import</strong> java.io.UnsupportedEncodingException; |
| <a class="jxr_linenumber" name="L22" href="#L22">22</a> <strong class="jxr_keyword">import</strong> java.net.MalformedURLException; |
| <a class="jxr_linenumber" name="L23" href="#L23">23</a> <strong class="jxr_keyword">import</strong> java.net.URI; |
| <a class="jxr_linenumber" name="L24" href="#L24">24</a> <strong class="jxr_keyword">import</strong> java.net.URL; |
| <a class="jxr_linenumber" name="L25" href="#L25">25</a> <strong class="jxr_keyword">import</strong> java.net.URLDecoder; |
| <a class="jxr_linenumber" name="L26" href="#L26">26</a> <strong class="jxr_keyword">import</strong> java.nio.charset.StandardCharsets; |
| <a class="jxr_linenumber" name="L27" href="#L27">27</a> <strong class="jxr_keyword">import</strong> java.nio.file.FileSystems; |
| <a class="jxr_linenumber" name="L28" href="#L28">28</a> <strong class="jxr_keyword">import</strong> java.nio.file.Files; |
| <a class="jxr_linenumber" name="L29" href="#L29">29</a> <strong class="jxr_keyword">import</strong> java.nio.file.Path; |
| <a class="jxr_linenumber" name="L30" href="#L30">30</a> <strong class="jxr_keyword">import</strong> java.nio.file.attribute.GroupPrincipal; |
| <a class="jxr_linenumber" name="L31" href="#L31">31</a> <strong class="jxr_keyword">import</strong> java.nio.file.attribute.PosixFileAttributeView; |
| <a class="jxr_linenumber" name="L32" href="#L32">32</a> <strong class="jxr_keyword">import</strong> java.nio.file.attribute.PosixFilePermission; |
| <a class="jxr_linenumber" name="L33" href="#L33">33</a> <strong class="jxr_keyword">import</strong> java.nio.file.attribute.UserPrincipal; |
| <a class="jxr_linenumber" name="L34" href="#L34">34</a> <strong class="jxr_keyword">import</strong> java.nio.file.attribute.UserPrincipalLookupService; |
| <a class="jxr_linenumber" name="L35" href="#L35">35</a> <strong class="jxr_keyword">import</strong> java.util.Objects; |
| <a class="jxr_linenumber" name="L36" href="#L36">36</a> <strong class="jxr_keyword">import</strong> java.util.Set; |
| <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> org.apache.logging.log4j.Logger; |
| <a class="jxr_linenumber" name="L39" href="#L39">39</a> <strong class="jxr_keyword">import</strong> org.apache.logging.log4j.status.StatusLogger; |
| <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"> * File utilities.</em> |
| <a class="jxr_linenumber" name="L43" href="#L43">43</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="L44" href="#L44">44</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../../org/apache/logging/log4j/core/util/FileUtils.html">FileUtils</a> { |
| <a class="jxr_linenumber" name="L45" href="#L45">45</a> |
| <a class="jxr_linenumber" name="L46" href="#L46">46</a> <em class="jxr_javadoccomment">/** Constant for the file URL protocol. */</em> |
| <a class="jxr_linenumber" name="L47" href="#L47">47</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String PROTOCOL_FILE = <span class="jxr_string">"file"</span>; |
| <a class="jxr_linenumber" name="L48" href="#L48">48</a> |
| <a class="jxr_linenumber" name="L49" href="#L49">49</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String JBOSS_FILE = <span class="jxr_string">"vfsfile"</span>; |
| <a class="jxr_linenumber" name="L50" href="#L50">50</a> |
| <a class="jxr_linenumber" name="L51" href="#L51">51</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Logger LOGGER = StatusLogger.getLogger(); |
| <a class="jxr_linenumber" name="L52" href="#L52">52</a> |
| <a class="jxr_linenumber" name="L53" href="#L53">53</a> <strong class="jxr_keyword">private</strong> <a href="../../../../../../org/apache/logging/log4j/core/util/FileUtils.html">FileUtils</a>() { |
| <a class="jxr_linenumber" name="L54" href="#L54">54</a> } |
| <a class="jxr_linenumber" name="L55" href="#L55">55</a> |
| <a class="jxr_linenumber" name="L56" href="#L56">56</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="L57" href="#L57">57</a> <em class="jxr_javadoccomment"> * Tries to convert the specified URI to a file object. If this fails, <b>null</b> is returned.</em> |
| <a class="jxr_linenumber" name="L58" href="#L58">58</a> <em class="jxr_javadoccomment"> *</em> |
| <a class="jxr_linenumber" name="L59" href="#L59">59</a> <em class="jxr_javadoccomment"> * @param uri the URI</em> |
| <a class="jxr_linenumber" name="L60" href="#L60">60</a> <em class="jxr_javadoccomment"> * @return the resulting file object</em> |
| <a class="jxr_linenumber" name="L61" href="#L61">61</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="L62" href="#L62">62</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> File fileFromUri(URI uri) { |
| <a class="jxr_linenumber" name="L63" href="#L63">63</a> <em class="jxr_comment">// There MUST be a better way to do this. TODO Search other ASL projects...</em> |
| <a class="jxr_linenumber" name="L64" href="#L64">64</a> <strong class="jxr_keyword">if</strong> (uri == <strong class="jxr_keyword">null</strong> || (uri.getScheme() != <strong class="jxr_keyword">null</strong> |
| <a class="jxr_linenumber" name="L65" href="#L65">65</a> && (!PROTOCOL_FILE.equals(uri.getScheme()) && !JBOSS_FILE.equals(uri.getScheme())))) { |
| <a class="jxr_linenumber" name="L66" href="#L66">66</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="L67" href="#L67">67</a> } |
| <a class="jxr_linenumber" name="L68" href="#L68">68</a> <strong class="jxr_keyword">if</strong> (uri.getScheme() == <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="L69" href="#L69">69</a> File file = <strong class="jxr_keyword">new</strong> File(uri.toString()); |
| <a class="jxr_linenumber" name="L70" href="#L70">70</a> <strong class="jxr_keyword">if</strong> (file.exists()) { |
| <a class="jxr_linenumber" name="L71" href="#L71">71</a> <strong class="jxr_keyword">return</strong> file; |
| <a class="jxr_linenumber" name="L72" href="#L72">72</a> } |
| <a class="jxr_linenumber" name="L73" href="#L73">73</a> <strong class="jxr_keyword">try</strong> { |
| <a class="jxr_linenumber" name="L74" href="#L74">74</a> <strong class="jxr_keyword">final</strong> String path = uri.getPath(); |
| <a class="jxr_linenumber" name="L75" href="#L75">75</a> file = <strong class="jxr_keyword">new</strong> File(path); |
| <a class="jxr_linenumber" name="L76" href="#L76">76</a> <strong class="jxr_keyword">if</strong> (file.exists()) { |
| <a class="jxr_linenumber" name="L77" href="#L77">77</a> <strong class="jxr_keyword">return</strong> file; |
| <a class="jxr_linenumber" name="L78" href="#L78">78</a> } |
| <a class="jxr_linenumber" name="L79" href="#L79">79</a> uri = <strong class="jxr_keyword">new</strong> File(path).toURI(); |
| <a class="jxr_linenumber" name="L80" href="#L80">80</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> Exception ex) { |
| <a class="jxr_linenumber" name="L81" href="#L81">81</a> LOGGER.warn(<span class="jxr_string">"Invalid URI {}"</span>, uri); |
| <a class="jxr_linenumber" name="L82" href="#L82">82</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="L83" href="#L83">83</a> } |
| <a class="jxr_linenumber" name="L84" href="#L84">84</a> } |
| <a class="jxr_linenumber" name="L85" href="#L85">85</a> <strong class="jxr_keyword">final</strong> String charsetName = StandardCharsets.UTF_8.name(); |
| <a class="jxr_linenumber" name="L86" href="#L86">86</a> <strong class="jxr_keyword">try</strong> { |
| <a class="jxr_linenumber" name="L87" href="#L87">87</a> String fileName = uri.toURL().getFile(); |
| <a class="jxr_linenumber" name="L88" href="#L88">88</a> <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">new</strong> File(fileName).exists()) { <em class="jxr_comment">// LOG4J2-466</em> |
| <a class="jxr_linenumber" name="L89" href="#L89">89</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> File(fileName); <em class="jxr_comment">// allow files with '+' char in name</em> |
| <a class="jxr_linenumber" name="L90" href="#L90">90</a> } |
| <a class="jxr_linenumber" name="L91" href="#L91">91</a> fileName = URLDecoder.decode(fileName, charsetName); |
| <a class="jxr_linenumber" name="L92" href="#L92">92</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> File(fileName); |
| <a class="jxr_linenumber" name="L93" href="#L93">93</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> MalformedURLException ex) { |
| <a class="jxr_linenumber" name="L94" href="#L94">94</a> LOGGER.warn(<span class="jxr_string">"Invalid URL {}"</span>, uri, ex); |
| <a class="jxr_linenumber" name="L95" href="#L95">95</a> } <strong class="jxr_keyword">catch</strong> (<strong class="jxr_keyword">final</strong> UnsupportedEncodingException uee) { |
| <a class="jxr_linenumber" name="L96" href="#L96">96</a> LOGGER.warn(<span class="jxr_string">"Invalid encoding: {}"</span>, charsetName, uee); |
| <a class="jxr_linenumber" name="L97" href="#L97">97</a> } |
| <a class="jxr_linenumber" name="L98" href="#L98">98</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="L99" href="#L99">99</a> } |
| <a class="jxr_linenumber" name="L100" href="#L100">100</a> |
| <a class="jxr_linenumber" name="L101" href="#L101">101</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">boolean</strong> isFile(<strong class="jxr_keyword">final</strong> URL url) { |
| <a class="jxr_linenumber" name="L102" href="#L102">102</a> <strong class="jxr_keyword">return</strong> url != <strong class="jxr_keyword">null</strong> && (url.getProtocol().equals(PROTOCOL_FILE) || url.getProtocol().equals(JBOSS_FILE)); |
| <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> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> String getFileExtension(<strong class="jxr_keyword">final</strong> File file) { |
| <a class="jxr_linenumber" name="L106" href="#L106">106</a> <strong class="jxr_keyword">final</strong> String fileName = file.getName(); |
| <a class="jxr_linenumber" name="L107" href="#L107">107</a> <strong class="jxr_keyword">if</strong> (fileName.lastIndexOf(<span class="jxr_string">"."</span>) != -1 && fileName.lastIndexOf(<span class="jxr_string">"."</span>) != 0) { |
| <a class="jxr_linenumber" name="L108" href="#L108">108</a> <strong class="jxr_keyword">return</strong> fileName.substring(fileName.lastIndexOf(<span class="jxr_string">"."</span>) + 1); |
| <a class="jxr_linenumber" name="L109" href="#L109">109</a> } |
| <a class="jxr_linenumber" name="L110" href="#L110">110</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="L111" href="#L111">111</a> } |
| <a class="jxr_linenumber" name="L112" href="#L112">112</a> |
| <a class="jxr_linenumber" name="L113" href="#L113">113</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="L114" href="#L114">114</a> <em class="jxr_javadoccomment"> * Asserts that the given directory exists and creates it if necessary.</em> |
| <a class="jxr_linenumber" name="L115" href="#L115">115</a> <em class="jxr_javadoccomment"> *</em> |
| <a class="jxr_linenumber" name="L116" href="#L116">116</a> <em class="jxr_javadoccomment"> * @param dir the directory that shall exist</em> |
| <a class="jxr_linenumber" name="L117" href="#L117">117</a> <em class="jxr_javadoccomment"> * @param createDirectoryIfNotExisting specifies if the directory shall be created if it does not exist.</em> |
| <a class="jxr_linenumber" name="L118" href="#L118">118</a> <em class="jxr_javadoccomment"> * @throws java.io.IOException thrown if the directory could not be created.</em> |
| <a class="jxr_linenumber" name="L119" href="#L119">119</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="L120" href="#L120">120</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> mkdir(<strong class="jxr_keyword">final</strong> File dir, <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">boolean</strong> createDirectoryIfNotExisting) <strong class="jxr_keyword">throws</strong> IOException { |
| <a class="jxr_linenumber" name="L121" href="#L121">121</a> <em class="jxr_comment">// commons io FileUtils.forceMkdir would be useful here, we just want to omit this dependency</em> |
| <a class="jxr_linenumber" name="L122" href="#L122">122</a> <strong class="jxr_keyword">if</strong> (!dir.exists()) { |
| <a class="jxr_linenumber" name="L123" href="#L123">123</a> <strong class="jxr_keyword">if</strong> (!createDirectoryIfNotExisting) { |
| <a class="jxr_linenumber" name="L124" href="#L124">124</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IOException(<span class="jxr_string">"The directory "</span> + dir.getAbsolutePath() + <span class="jxr_string">" does not exist."</span>); |
| <a class="jxr_linenumber" name="L125" href="#L125">125</a> } |
| <a class="jxr_linenumber" name="L126" href="#L126">126</a> <strong class="jxr_keyword">if</strong> (!dir.mkdirs()) { |
| <a class="jxr_linenumber" name="L127" href="#L127">127</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IOException(<span class="jxr_string">"Could not create directory "</span> + dir.getAbsolutePath()); |
| <a class="jxr_linenumber" name="L128" href="#L128">128</a> } |
| <a class="jxr_linenumber" name="L129" href="#L129">129</a> } |
| <a class="jxr_linenumber" name="L130" href="#L130">130</a> <strong class="jxr_keyword">if</strong> (!dir.isDirectory()) { |
| <a class="jxr_linenumber" name="L131" href="#L131">131</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IOException(<span class="jxr_string">"File "</span> + dir + <span class="jxr_string">" exists and is not a directory. Unable to create directory."</span>); |
| <a class="jxr_linenumber" name="L132" href="#L132">132</a> } |
| <a class="jxr_linenumber" name="L133" href="#L133">133</a> } |
| <a class="jxr_linenumber" name="L134" href="#L134">134</a> |
| <a class="jxr_linenumber" name="L135" href="#L135">135</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="L136" href="#L136">136</a> <em class="jxr_javadoccomment"> * Creates the parent directories for the given File.</em> |
| <a class="jxr_linenumber" name="L137" href="#L137">137</a> <em class="jxr_javadoccomment"> *</em> |
| <a class="jxr_linenumber" name="L138" href="#L138">138</a> <em class="jxr_javadoccomment"> * @param file</em> |
| <a class="jxr_linenumber" name="L139" href="#L139">139</a> <em class="jxr_javadoccomment"> * @throws IOException</em> |
| <a class="jxr_linenumber" name="L140" href="#L140">140</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="L141" href="#L141">141</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> makeParentDirs(<strong class="jxr_keyword">final</strong> File file) <strong class="jxr_keyword">throws</strong> IOException { |
| <a class="jxr_linenumber" name="L142" href="#L142">142</a> <strong class="jxr_keyword">final</strong> File parent = Objects.requireNonNull(file, <span class="jxr_string">"file"</span>).getCanonicalFile().getParentFile(); |
| <a class="jxr_linenumber" name="L143" href="#L143">143</a> <strong class="jxr_keyword">if</strong> (parent != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="L144" href="#L144">144</a> mkdir(parent, <strong class="jxr_keyword">true</strong>); |
| <a class="jxr_linenumber" name="L145" href="#L145">145</a> } |
| <a class="jxr_linenumber" name="L146" href="#L146">146</a> } |
| <a class="jxr_linenumber" name="L147" href="#L147">147</a> |
| <a class="jxr_linenumber" name="L148" href="#L148">148</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="L149" href="#L149">149</a> <em class="jxr_javadoccomment"> * Define file posix attribute view on a path/file.</em> |
| <a class="jxr_linenumber" name="L150" href="#L150">150</a> <em class="jxr_javadoccomment"> *</em> |
| <a class="jxr_linenumber" name="L151" href="#L151">151</a> <em class="jxr_javadoccomment"> * @param path Target path</em> |
| <a class="jxr_linenumber" name="L152" href="#L152">152</a> <em class="jxr_javadoccomment"> * @param filePermissions Permissions to apply</em> |
| <a class="jxr_linenumber" name="L153" href="#L153">153</a> <em class="jxr_javadoccomment"> * @param fileOwner File owner</em> |
| <a class="jxr_linenumber" name="L154" href="#L154">154</a> <em class="jxr_javadoccomment"> * @param fileGroup File group</em> |
| <a class="jxr_linenumber" name="L155" href="#L155">155</a> <em class="jxr_javadoccomment"> * @throws IOException If IO error during definition of file attribute view</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">static</strong> <strong class="jxr_keyword">void</strong> defineFilePosixAttributeView(<strong class="jxr_keyword">final</strong> Path path, |
| <a class="jxr_linenumber" name="L158" href="#L158">158</a> <strong class="jxr_keyword">final</strong> Set<PosixFilePermission> filePermissions, |
| <a class="jxr_linenumber" name="L159" href="#L159">159</a> <strong class="jxr_keyword">final</strong> String fileOwner, |
| <a class="jxr_linenumber" name="L160" href="#L160">160</a> <strong class="jxr_keyword">final</strong> String fileGroup) <strong class="jxr_keyword">throws</strong> IOException { |
| <a class="jxr_linenumber" name="L161" href="#L161">161</a> <strong class="jxr_keyword">final</strong> PosixFileAttributeView view = Files.getFileAttributeView(path, PosixFileAttributeView.<strong class="jxr_keyword">class</strong>); |
| <a class="jxr_linenumber" name="L162" href="#L162">162</a> <strong class="jxr_keyword">if</strong> (view != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="L163" href="#L163">163</a> <strong class="jxr_keyword">final</strong> UserPrincipalLookupService lookupService = FileSystems.getDefault() |
| <a class="jxr_linenumber" name="L164" href="#L164">164</a> .getUserPrincipalLookupService(); |
| <a class="jxr_linenumber" name="L165" href="#L165">165</a> <strong class="jxr_keyword">if</strong> (fileOwner != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="L166" href="#L166">166</a> <strong class="jxr_keyword">final</strong> UserPrincipal userPrincipal = lookupService.lookupPrincipalByName(fileOwner); |
| <a class="jxr_linenumber" name="L167" href="#L167">167</a> <strong class="jxr_keyword">if</strong> (userPrincipal != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="L168" href="#L168">168</a> <em class="jxr_comment">// If not sudoers member, it will throw Operation not permitted</em> |
| <a class="jxr_linenumber" name="L169" href="#L169">169</a> <em class="jxr_comment">// Only processes with an effective user ID equal to the user ID</em> |
| <a class="jxr_linenumber" name="L170" href="#L170">170</a> <em class="jxr_comment">// of the file or with appropriate privileges may change the ownership of a file.</em> |
| <a class="jxr_linenumber" name="L171" href="#L171">171</a> <em class="jxr_comment">// If _POSIX_CHOWN_RESTRICTED is in effect for path</em> |
| <a class="jxr_linenumber" name="L172" href="#L172">172</a> view.setOwner(userPrincipal); |
| <a class="jxr_linenumber" name="L173" href="#L173">173</a> } |
| <a class="jxr_linenumber" name="L174" href="#L174">174</a> } |
| <a class="jxr_linenumber" name="L175" href="#L175">175</a> <strong class="jxr_keyword">if</strong> (fileGroup != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="L176" href="#L176">176</a> <strong class="jxr_keyword">final</strong> GroupPrincipal groupPrincipal = lookupService.lookupPrincipalByGroupName(fileGroup); |
| <a class="jxr_linenumber" name="L177" href="#L177">177</a> <strong class="jxr_keyword">if</strong> (groupPrincipal != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="L178" href="#L178">178</a> <em class="jxr_comment">// The current user id should be members of this group,</em> |
| <a class="jxr_linenumber" name="L179" href="#L179">179</a> <em class="jxr_comment">// if not will raise Operation not permitted</em> |
| <a class="jxr_linenumber" name="L180" href="#L180">180</a> view.setGroup(groupPrincipal); |
| <a class="jxr_linenumber" name="L181" href="#L181">181</a> } |
| <a class="jxr_linenumber" name="L182" href="#L182">182</a> } |
| <a class="jxr_linenumber" name="L183" href="#L183">183</a> <strong class="jxr_keyword">if</strong> (filePermissions != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="L184" href="#L184">184</a> view.setPermissions(filePermissions); |
| <a class="jxr_linenumber" name="L185" href="#L185">185</a> } |
| <a class="jxr_linenumber" name="L186" href="#L186">186</a> } |
| <a class="jxr_linenumber" name="L187" href="#L187">187</a> } |
| <a class="jxr_linenumber" name="L188" href="#L188">188</a> |
| <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"> * Check if posix file attribute view is supported on the default FileSystem.</em> |
| <a class="jxr_linenumber" name="L191" href="#L191">191</a> <em class="jxr_javadoccomment"> *</em> |
| <a class="jxr_linenumber" name="L192" href="#L192">192</a> <em class="jxr_javadoccomment"> * @return true if posix file attribute view supported, false otherwise</em> |
| <a class="jxr_linenumber" name="L193" href="#L193">193</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="L194" href="#L194">194</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">boolean</strong> isFilePosixAttributeViewSupported() { |
| <a class="jxr_linenumber" name="L195" href="#L195">195</a> <strong class="jxr_keyword">return</strong> FileSystems.getDefault().supportedFileAttributeViews().contains(<span class="jxr_string">"posix"</span>); |
| <a class="jxr_linenumber" name="L196" href="#L196">196</a> } |
| <a class="jxr_linenumber" name="L197" href="#L197">197</a> } |
| </pre> |
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