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<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 *</em>
<a class="jxr_linenumber" name="L3" href="#L3">3</a> <em class="jxr_comment"> * or more contributor license agreements. See the NOTICE file *</em>
<a class="jxr_linenumber" name="L4" href="#L4">4</a> <em class="jxr_comment"> * distributed with this work for additional information *</em>
<a class="jxr_linenumber" name="L5" href="#L5">5</a> <em class="jxr_comment"> * regarding copyright ownership. The ASF licenses this file *</em>
<a class="jxr_linenumber" name="L6" href="#L6">6</a> <em class="jxr_comment"> * to you under the Apache License, Version 2.0 (the *</em>
<a class="jxr_linenumber" name="L7" href="#L7">7</a> <em class="jxr_comment"> * "License"); you may not use this file except in compliance *</em>
<a class="jxr_linenumber" name="L8" href="#L8">8</a> <em class="jxr_comment"> * with the License. You may obtain a copy of the License at *</em>
<a class="jxr_linenumber" name="L9" href="#L9">9</a> <em class="jxr_comment"> * *</em>
<a class="jxr_linenumber" name="L10" href="#L10">10</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="L11" href="#L11">11</a> <em class="jxr_comment"> * *</em>
<a class="jxr_linenumber" name="L12" href="#L12">12</a> <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, *</em>
<a class="jxr_linenumber" name="L13" href="#L13">13</a> <em class="jxr_comment"> * software distributed under the License is distributed on an *</em>
<a class="jxr_linenumber" name="L14" href="#L14">14</a> <em class="jxr_comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY *</em>
<a class="jxr_linenumber" name="L15" href="#L15">15</a> <em class="jxr_comment"> * KIND, either express or implied. See the License for the *</em>
<a class="jxr_linenumber" name="L16" href="#L16">16</a> <em class="jxr_comment"> * specific language governing permissions and limitations *</em>
<a class="jxr_linenumber" name="L17" href="#L17">17</a> <em class="jxr_comment"> * under the License. *</em>
<a class="jxr_linenumber" name="L18" href="#L18">18</a> <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="L19" href="#L19">19</a> <strong class="jxr_keyword">package</strong> org.apache.rat.header;
<a class="jxr_linenumber" name="L20" href="#L20">20</a>
<a class="jxr_linenumber" name="L21" href="#L21">21</a> <strong class="jxr_keyword">import</strong> java.io.IOException;
<a class="jxr_linenumber" name="L22" href="#L22">22</a> <strong class="jxr_keyword">import</strong> java.io.LineNumberReader;
<a class="jxr_linenumber" name="L23" href="#L23">23</a> <strong class="jxr_keyword">import</strong> java.io.Reader;
<a class="jxr_linenumber" name="L24" href="#L24">24</a> <strong class="jxr_keyword">import</strong> java.util.regex.Matcher;
<a class="jxr_linenumber" name="L25" href="#L25">25</a> <strong class="jxr_keyword">import</strong> java.util.regex.Pattern;
<a class="jxr_linenumber" name="L26" href="#L26">26</a>
<a class="jxr_linenumber" name="L27" href="#L27">27</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L28" href="#L28">28</a> <em class="jxr_javadoccomment"> * &lt;p&gt;Matches headers.&lt;/p&gt;</em>
<a class="jxr_linenumber" name="L29" href="#L29">29</a> <em class="jxr_javadoccomment"> * &lt;p&gt;&lt;strong&gt;Usage:&lt;/strong&gt;&lt;/p&gt;</em>
<a class="jxr_linenumber" name="L30" href="#L30">30</a> <em class="jxr_javadoccomment"> * &lt;ol&gt;</em>
<a class="jxr_linenumber" name="L31" href="#L31">31</a> <em class="jxr_javadoccomment"> * &lt;li&gt;{@link #read(Reader)} content&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L32" href="#L32">32</a> <em class="jxr_javadoccomment"> * &lt;li&gt;{@link #matches(Pattern)} against filtered content&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L33" href="#L33">33</a> <em class="jxr_javadoccomment"> * &lt;/ol&gt;</em>
<a class="jxr_linenumber" name="L34" href="#L34">34</a> <em class="jxr_javadoccomment"> * &lt;p&gt;&lt;strong&gt;Note:&lt;/strong&gt; use only from a single thread.&lt;/p&gt;</em>
<a class="jxr_linenumber" name="L35" href="#L35">35</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L36" href="#L36">36</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L37" href="#L37">37</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/rat/header/HeaderMatcher.html">HeaderMatcher</a> {
<a class="jxr_linenumber" name="L38" href="#L38">38</a>
<a class="jxr_linenumber" name="L39" href="#L39">39</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/rat/header/FilteringSequenceFactory.html">FilteringSequenceFactory</a> factory;
<a class="jxr_linenumber" name="L40" href="#L40">40</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/rat/header/HeaderBean.html">HeaderBean</a>[] headers;
<a class="jxr_linenumber" name="L41" href="#L41">41</a> <strong class="jxr_keyword">private</strong> CharSequence read;
<a class="jxr_linenumber" name="L42" href="#L42">42</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> lines;
<a class="jxr_linenumber" name="L43" href="#L43">43</a>
<a class="jxr_linenumber" name="L44" href="#L44">44</a> <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/rat/header/HeaderMatcher.html">HeaderMatcher</a>(<strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/rat/header/CharFilter.html">CharFilter</a> filter, <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> capacity) {
<a class="jxr_linenumber" name="L45" href="#L45">45</a> <strong class="jxr_keyword">this</strong>(filter, capacity, <strong class="jxr_keyword">null</strong>);
<a class="jxr_linenumber" name="L46" href="#L46">46</a> }
<a class="jxr_linenumber" name="L47" href="#L47">47</a>
<a class="jxr_linenumber" name="L48" href="#L48">48</a> <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/rat/header/HeaderMatcher.html">HeaderMatcher</a>(<strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/rat/header/CharFilter.html">CharFilter</a> filter, <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> capacity, <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/rat/header/HeaderBean.html">HeaderBean</a>[] headers) {
<a class="jxr_linenumber" name="L49" href="#L49">49</a> factory = <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/rat/header/FilteringSequenceFactory.html">FilteringSequenceFactory</a>(capacity, filter);
<a class="jxr_linenumber" name="L50" href="#L50">50</a> read = <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="L51" href="#L51">51</a> <strong class="jxr_keyword">this</strong>.headers = headers;
<a class="jxr_linenumber" name="L52" href="#L52">52</a> }
<a class="jxr_linenumber" name="L53" href="#L53">53</a>
<a class="jxr_linenumber" name="L54" href="#L54">54</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> read(Reader reader) <strong class="jxr_keyword">throws</strong> IOException {
<a class="jxr_linenumber" name="L55" href="#L55">55</a> <strong class="jxr_keyword">final</strong> LineNumberReader lineNumberReader = <strong class="jxr_keyword">new</strong> LineNumberReader(reader);
<a class="jxr_linenumber" name="L56" href="#L56">56</a> read = factory.filter(lineNumberReader);
<a class="jxr_linenumber" name="L57" href="#L57">57</a> <strong class="jxr_keyword">if</strong> (lineNumberReader.read() == -1) {
<a class="jxr_linenumber" name="L58" href="#L58">58</a> lines = lineNumberReader.getLineNumber();
<a class="jxr_linenumber" name="L59" href="#L59">59</a> } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="L60" href="#L60">60</a> lines = -1;
<a class="jxr_linenumber" name="L61" href="#L61">61</a> }
<a class="jxr_linenumber" name="L62" href="#L62">62</a> <strong class="jxr_keyword">if</strong> (headers != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="L63" href="#L63">63</a> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> length = headers.length;
<a class="jxr_linenumber" name="L64" href="#L64">64</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i=0;i&lt;length;i++) {
<a class="jxr_linenumber" name="L65" href="#L65">65</a> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/rat/header/HeaderBean.html">HeaderBean</a> headerBean = headers[i];
<a class="jxr_linenumber" name="L66" href="#L66">66</a> <strong class="jxr_keyword">if</strong> (headerBean != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="L67" href="#L67">67</a> <strong class="jxr_keyword">final</strong> Pattern headerPattern = headerBean.getHeaderPattern();
<a class="jxr_linenumber" name="L68" href="#L68">68</a> <strong class="jxr_keyword">if</strong> (headerPattern != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="L69" href="#L69">69</a> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">boolean</strong> matches = matches(headerPattern);
<a class="jxr_linenumber" name="L70" href="#L70">70</a> headerBean.setMatch(matches);
<a class="jxr_linenumber" name="L71" href="#L71">71</a> }
<a class="jxr_linenumber" name="L72" href="#L72">72</a> }
<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>
<a class="jxr_linenumber" name="L77" href="#L77">77</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L78" href="#L78">78</a> <em class="jxr_javadoccomment"> * &lt;p&gt;Seeks a match in the last headers read.&lt;/p&gt;</em>
<a class="jxr_linenumber" name="L79" href="#L79">79</a> <em class="jxr_javadoccomment"> * &lt;p&gt;&lt;strong&gt;Note&lt;/strong&gt; that this pattern</em>
<a class="jxr_linenumber" name="L80" href="#L80">80</a> <em class="jxr_javadoccomment"> * must not contain filtered characters.</em>
<a class="jxr_linenumber" name="L81" href="#L81">81</a> <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="L82" href="#L82">82</a> <em class="jxr_javadoccomment"> * @param pattern &lt;code&gt;Pattern&lt;/code&gt; to match</em>
<a class="jxr_linenumber" name="L83" href="#L83">83</a> <em class="jxr_javadoccomment"> * @return true if the pattern matches,</em>
<a class="jxr_linenumber" name="L84" href="#L84">84</a> <em class="jxr_javadoccomment"> * false otherwise or if {@link #read(Reader)} has not been</em>
<a class="jxr_linenumber" name="L85" href="#L85">85</a> <em class="jxr_javadoccomment"> * called</em>
<a class="jxr_linenumber" name="L86" href="#L86">86</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L87" href="#L87">87</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> matches(Pattern pattern) {
<a class="jxr_linenumber" name="L88" href="#L88">88</a> <strong class="jxr_keyword">boolean</strong> result = false;
<a class="jxr_linenumber" name="L89" href="#L89">89</a> <strong class="jxr_keyword">if</strong> (read != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="L90" href="#L90">90</a> <strong class="jxr_keyword">final</strong> Matcher matcher = pattern.matcher(read);
<a class="jxr_linenumber" name="L91" href="#L91">91</a> result = matcher.matches();
<a class="jxr_linenumber" name="L92" href="#L92">92</a> }
<a class="jxr_linenumber" name="L93" href="#L93">93</a> <strong class="jxr_keyword">return</strong> result;
<a class="jxr_linenumber" name="L94" href="#L94">94</a> }
<a class="jxr_linenumber" name="L95" href="#L95">95</a>
<a class="jxr_linenumber" name="L96" href="#L96">96</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L97" href="#L97">97</a> <em class="jxr_javadoccomment"> * Number of lines read.</em>
<a class="jxr_linenumber" name="L98" href="#L98">98</a> <em class="jxr_javadoccomment"> * @return the number of lines in the file</em>
<a class="jxr_linenumber" name="L99" href="#L99">99</a> <em class="jxr_javadoccomment"> * or -1 if the file has more lines than were read</em>
<a class="jxr_linenumber" name="L100" href="#L100">100</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L101" href="#L101">101</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> lines() {
<a class="jxr_linenumber" name="L102" href="#L102">102</a> <strong class="jxr_keyword">return</strong> lines;
<a class="jxr_linenumber" name="L103" href="#L103">103</a> }
<a class="jxr_linenumber" name="L104" href="#L104">104</a> }
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