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| <a class="jxr_linenumber" name="1" href="#1">1</a> <em class="jxr_comment">/*</em> |
| <a class="jxr_linenumber" name="2" href="#2">2</a> <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one</em> |
| <a class="jxr_linenumber" name="3" href="#3">3</a> <em class="jxr_comment"> * or more contributor license agreements. See the NOTICE file</em> |
| <a class="jxr_linenumber" name="4" href="#4">4</a> <em class="jxr_comment"> * distributed with this work for additional information</em> |
| <a class="jxr_linenumber" name="5" href="#5">5</a> <em class="jxr_comment"> * regarding copyright ownership. The ASF licenses this file</em> |
| <a class="jxr_linenumber" name="6" href="#6">6</a> <em class="jxr_comment"> * to you under the Apache License, Version 2.0 (the</em> |
| <a class="jxr_linenumber" name="7" href="#7">7</a> <em class="jxr_comment"> * "License"); you may not use this file except in compliance</em> |
| <a class="jxr_linenumber" name="8" href="#8">8</a> <em class="jxr_comment"> * with the License. You may obtain a copy of the License at</em> |
| <a class="jxr_linenumber" name="9" href="#9">9</a> <em class="jxr_comment"> *</em> |
| <a class="jxr_linenumber" name="10" href="#10">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="11" href="#11">11</a> <em class="jxr_comment"> *</em> |
| <a class="jxr_linenumber" name="12" href="#12">12</a> <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing,</em> |
| <a class="jxr_linenumber" name="13" href="#13">13</a> <em class="jxr_comment"> * software distributed under the License is distributed on an</em> |
| <a class="jxr_linenumber" name="14" href="#14">14</a> <em class="jxr_comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</em> |
| <a class="jxr_linenumber" name="15" href="#15">15</a> <em class="jxr_comment"> * KIND, either express or implied. See the License for the</em> |
| <a class="jxr_linenumber" name="16" href="#16">16</a> <em class="jxr_comment"> * specific language governing permissions and limitations</em> |
| <a class="jxr_linenumber" name="17" href="#17">17</a> <em class="jxr_comment"> * under the License.</em> |
| <a class="jxr_linenumber" name="18" href="#18">18</a> <em class="jxr_comment"> */</em> |
| <a class="jxr_linenumber" name="19" href="#19">19</a> <strong class="jxr_keyword">package</strong> org.apache.chemistry.opencmis.commons.impl.dataobjects; |
| <a class="jxr_linenumber" name="20" href="#20">20</a> |
| <a class="jxr_linenumber" name="21" href="#21">21</a> <strong class="jxr_keyword">import</strong> java.io.IOException; |
| <a class="jxr_linenumber" name="22" href="#22">22</a> <strong class="jxr_keyword">import</strong> java.io.InputStream; |
| <a class="jxr_linenumber" name="23" href="#23">23</a> <strong class="jxr_keyword">import</strong> java.security.MessageDigest; |
| <a class="jxr_linenumber" name="24" href="#24">24</a> <strong class="jxr_keyword">import</strong> java.security.NoSuchAlgorithmException; |
| <a class="jxr_linenumber" name="25" href="#25">25</a> <strong class="jxr_keyword">import</strong> java.util.ArrayList; |
| <a class="jxr_linenumber" name="26" href="#26">26</a> <strong class="jxr_keyword">import</strong> java.util.List; |
| <a class="jxr_linenumber" name="27" href="#27">27</a> <strong class="jxr_keyword">import</strong> java.util.Locale; |
| <a class="jxr_linenumber" name="28" href="#28">28</a> |
| <a class="jxr_linenumber" name="29" href="#29">29</a> <strong class="jxr_keyword">import</strong> org.apache.chemistry.opencmis.commons.data.ContentStreamHash; |
| <a class="jxr_linenumber" name="30" href="#30">30</a> |
| <a class="jxr_linenumber" name="31" href="#31">31</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/commons/impl/dataobjects/ContentStreamHashImpl.html">ContentStreamHashImpl</a> <strong class="jxr_keyword">implements</strong> ContentStreamHash { |
| <a class="jxr_linenumber" name="32" href="#32">32</a> |
| <a class="jxr_linenumber" name="33" href="#33">33</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String ALGORITHM_MD5 = <span class="jxr_string">"md5"</span>; |
| <a class="jxr_linenumber" name="34" href="#34">34</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String ALGORITHM_SHA1 = <span class="jxr_string">"sha-1"</span>; |
| <a class="jxr_linenumber" name="35" href="#35">35</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String ALGORITHM_SHA224 = <span class="jxr_string">"sha-224"</span>; |
| <a class="jxr_linenumber" name="36" href="#36">36</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String ALGORITHM_SHA256 = <span class="jxr_string">"sha-256"</span>; |
| <a class="jxr_linenumber" name="37" href="#37">37</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String ALGORITHM_SHA384 = <span class="jxr_string">"sha-384"</span>; |
| <a class="jxr_linenumber" name="38" href="#38">38</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String ALGORITHM_SHA512 = <span class="jxr_string">"sha-512"</span>; |
| <a class="jxr_linenumber" name="39" href="#39">39</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String ALGORITHM_SHA3 = <span class="jxr_string">"sha-3"</span>; |
| <a class="jxr_linenumber" name="40" href="#40">40</a> |
| <a class="jxr_linenumber" name="41" href="#41">41</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">char</strong>[] HEX_DIGITS = <span class="jxr_string">"0123456789abcdef"</span>.toCharArray(); |
| <a class="jxr_linenumber" name="42" href="#42">42</a> |
| <a class="jxr_linenumber" name="43" href="#43">43</a> <strong class="jxr_keyword">private</strong> String propertyValue; |
| <a class="jxr_linenumber" name="44" href="#44">44</a> <strong class="jxr_keyword">private</strong> String algorithm = <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="45" href="#45">45</a> <strong class="jxr_keyword">private</strong> String hash = <strong class="jxr_keyword">null</strong>; |
| <a class="jxr_linenumber" name="46" href="#46">46</a> |
| <a class="jxr_linenumber" name="47" href="#47">47</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="48" href="#48">48</a> <em class="jxr_javadoccomment"> * Constructs an object from the {@code cmis:contentStreamHash} property</em> |
| <a class="jxr_linenumber" name="49" href="#49">49</a> <em class="jxr_javadoccomment"> * value.</em> |
| <a class="jxr_linenumber" name="50" href="#50">50</a> <em class="jxr_javadoccomment"> * </em> |
| <a class="jxr_linenumber" name="51" href="#51">51</a> <em class="jxr_javadoccomment"> * @param propertyValue</em> |
| <a class="jxr_linenumber" name="52" href="#52">52</a> <em class="jxr_javadoccomment"> * the property value</em> |
| <a class="jxr_linenumber" name="53" href="#53">53</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="54" href="#54">54</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/commons/impl/dataobjects/ContentStreamHashImpl.html">ContentStreamHashImpl</a>(String propertyValue) { |
| <a class="jxr_linenumber" name="55" href="#55">55</a> <strong class="jxr_keyword">this</strong>.propertyValue = propertyValue; |
| <a class="jxr_linenumber" name="56" href="#56">56</a> |
| <a class="jxr_linenumber" name="57" href="#57">57</a> <strong class="jxr_keyword">if</strong> (propertyValue == <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="58" href="#58">58</a> <strong class="jxr_keyword">return</strong>; |
| <a class="jxr_linenumber" name="59" href="#59">59</a> } |
| <a class="jxr_linenumber" name="60" href="#60">60</a> |
| <a class="jxr_linenumber" name="61" href="#61">61</a> String pv = propertyValue.trim(); |
| <a class="jxr_linenumber" name="62" href="#62">62</a> <strong class="jxr_keyword">int</strong> algEnd = pv.indexOf('}'); |
| <a class="jxr_linenumber" name="63" href="#63">63</a> <strong class="jxr_keyword">if</strong> (pv.charAt(0) != '{' || algEnd < 1) { |
| <a class="jxr_linenumber" name="64" href="#64">64</a> <strong class="jxr_keyword">return</strong>; |
| <a class="jxr_linenumber" name="65" href="#65">65</a> } |
| <a class="jxr_linenumber" name="66" href="#66">66</a> |
| <a class="jxr_linenumber" name="67" href="#67">67</a> <strong class="jxr_keyword">this</strong>.algorithm = pv.substring(1, algEnd).toLowerCase(Locale.ENGLISH); |
| <a class="jxr_linenumber" name="68" href="#68">68</a> <strong class="jxr_keyword">this</strong>.hash = pv.substring(algEnd + 1).replaceAll(<span class="jxr_string">"\\s"</span>, <span class="jxr_string">""</span>).toLowerCase(Locale.ENGLISH); |
| <a class="jxr_linenumber" name="69" href="#69">69</a> } |
| <a class="jxr_linenumber" name="70" href="#70">70</a> |
| <a class="jxr_linenumber" name="71" href="#71">71</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="72" href="#72">72</a> <em class="jxr_javadoccomment"> * Constructs an object from the algorithm and hash.</em> |
| <a class="jxr_linenumber" name="73" href="#73">73</a> <em class="jxr_javadoccomment"> * </em> |
| <a class="jxr_linenumber" name="74" href="#74">74</a> <em class="jxr_javadoccomment"> * @param algorithm</em> |
| <a class="jxr_linenumber" name="75" href="#75">75</a> <em class="jxr_javadoccomment"> * the algorithm</em> |
| <a class="jxr_linenumber" name="76" href="#76">76</a> <em class="jxr_javadoccomment"> * @param hashStr</em> |
| <a class="jxr_linenumber" name="77" href="#77">77</a> <em class="jxr_javadoccomment"> * the hash value</em> |
| <a class="jxr_linenumber" name="78" href="#78">78</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="79" href="#79">79</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/commons/impl/dataobjects/ContentStreamHashImpl.html">ContentStreamHashImpl</a>(String algorithm, String hashStr) { |
| <a class="jxr_linenumber" name="80" href="#80">80</a> <strong class="jxr_keyword">if</strong> (algorithm == <strong class="jxr_keyword">null</strong> || algorithm.trim().length() == 0) { |
| <a class="jxr_linenumber" name="81" href="#81">81</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(<span class="jxr_string">"Algorithm must be set!"</span>); |
| <a class="jxr_linenumber" name="82" href="#82">82</a> } |
| <a class="jxr_linenumber" name="83" href="#83">83</a> |
| <a class="jxr_linenumber" name="84" href="#84">84</a> <strong class="jxr_keyword">if</strong> (hashStr == <strong class="jxr_keyword">null</strong> || hashStr.trim().length() == 0) { |
| <a class="jxr_linenumber" name="85" href="#85">85</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(<span class="jxr_string">"Hash must be set!"</span>); |
| <a class="jxr_linenumber" name="86" href="#86">86</a> } |
| <a class="jxr_linenumber" name="87" href="#87">87</a> |
| <a class="jxr_linenumber" name="88" href="#88">88</a> <strong class="jxr_keyword">this</strong>.algorithm = algorithm.toLowerCase(Locale.ENGLISH); |
| <a class="jxr_linenumber" name="89" href="#89">89</a> <strong class="jxr_keyword">this</strong>.hash = hashStr.replaceAll(<span class="jxr_string">"\\s"</span>, <span class="jxr_string">""</span>).toLowerCase(Locale.ENGLISH); |
| <a class="jxr_linenumber" name="90" href="#90">90</a> <strong class="jxr_keyword">this</strong>.propertyValue = <span class="jxr_string">"{"</span> + <strong class="jxr_keyword">this</strong>.algorithm + <span class="jxr_string">"}"</span> + <strong class="jxr_keyword">this</strong>.hash; |
| <a class="jxr_linenumber" name="91" href="#91">91</a> } |
| <a class="jxr_linenumber" name="92" href="#92">92</a> |
| <a class="jxr_linenumber" name="93" href="#93">93</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="94" href="#94">94</a> <em class="jxr_javadoccomment"> * Constructs an object from the algorithm and hash.</em> |
| <a class="jxr_linenumber" name="95" href="#95">95</a> <em class="jxr_javadoccomment"> * </em> |
| <a class="jxr_linenumber" name="96" href="#96">96</a> <em class="jxr_javadoccomment"> * @param algorithm</em> |
| <a class="jxr_linenumber" name="97" href="#97">97</a> <em class="jxr_javadoccomment"> * the algorithm</em> |
| <a class="jxr_linenumber" name="98" href="#98">98</a> <em class="jxr_javadoccomment"> * @param hashBytes</em> |
| <a class="jxr_linenumber" name="99" href="#99">99</a> <em class="jxr_javadoccomment"> * the hash value as byte array</em> |
| <a class="jxr_linenumber" name="100" href="#100">100</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="101" href="#101">101</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/commons/impl/dataobjects/ContentStreamHashImpl.html">ContentStreamHashImpl</a>(String algorithm, byte[] hashBytes) { |
| <a class="jxr_linenumber" name="102" href="#102">102</a> <strong class="jxr_keyword">if</strong> (algorithm == <strong class="jxr_keyword">null</strong> || algorithm.trim().length() == 0) { |
| <a class="jxr_linenumber" name="103" href="#103">103</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(<span class="jxr_string">"Algorithm must be set!"</span>); |
| <a class="jxr_linenumber" name="104" href="#104">104</a> } |
| <a class="jxr_linenumber" name="105" href="#105">105</a> |
| <a class="jxr_linenumber" name="106" href="#106">106</a> <strong class="jxr_keyword">if</strong> (hashBytes == <strong class="jxr_keyword">null</strong> || hashBytes.length == 0) { |
| <a class="jxr_linenumber" name="107" href="#107">107</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(<span class="jxr_string">"Hash must be set!"</span>); |
| <a class="jxr_linenumber" name="108" href="#108">108</a> } |
| <a class="jxr_linenumber" name="109" href="#109">109</a> |
| <a class="jxr_linenumber" name="110" href="#110">110</a> <strong class="jxr_keyword">this</strong>.algorithm = algorithm.toLowerCase(Locale.ENGLISH); |
| <a class="jxr_linenumber" name="111" href="#111">111</a> <strong class="jxr_keyword">this</strong>.hash = byteArrayToHexString(hashBytes); |
| <a class="jxr_linenumber" name="112" href="#112">112</a> <strong class="jxr_keyword">this</strong>.propertyValue = <span class="jxr_string">"{"</span> + <strong class="jxr_keyword">this</strong>.algorithm + <span class="jxr_string">"}"</span> + <strong class="jxr_keyword">this</strong>.hash; |
| <a class="jxr_linenumber" name="113" href="#113">113</a> } |
| <a class="jxr_linenumber" name="114" href="#114">114</a> |
| <a class="jxr_linenumber" name="115" href="#115">115</a> @Override |
| <a class="jxr_linenumber" name="116" href="#116">116</a> <strong class="jxr_keyword">public</strong> String getPropertyValue() { |
| <a class="jxr_linenumber" name="117" href="#117">117</a> <strong class="jxr_keyword">return</strong> propertyValue; |
| <a class="jxr_linenumber" name="118" href="#118">118</a> } |
| <a class="jxr_linenumber" name="119" href="#119">119</a> |
| <a class="jxr_linenumber" name="120" href="#120">120</a> @Override |
| <a class="jxr_linenumber" name="121" href="#121">121</a> <strong class="jxr_keyword">public</strong> String getAlgorithm() { |
| <a class="jxr_linenumber" name="122" href="#122">122</a> <strong class="jxr_keyword">return</strong> algorithm; |
| <a class="jxr_linenumber" name="123" href="#123">123</a> } |
| <a class="jxr_linenumber" name="124" href="#124">124</a> |
| <a class="jxr_linenumber" name="125" href="#125">125</a> @Override |
| <a class="jxr_linenumber" name="126" href="#126">126</a> <strong class="jxr_keyword">public</strong> String getHash() { |
| <a class="jxr_linenumber" name="127" href="#127">127</a> <strong class="jxr_keyword">return</strong> hash; |
| <a class="jxr_linenumber" name="128" href="#128">128</a> } |
| <a class="jxr_linenumber" name="129" href="#129">129</a> |
| <a class="jxr_linenumber" name="130" href="#130">130</a> @Override |
| <a class="jxr_linenumber" name="131" href="#131">131</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> hashCode() { |
| <a class="jxr_linenumber" name="132" href="#132">132</a> <strong class="jxr_keyword">return</strong> propertyValue.hashCode(); |
| <a class="jxr_linenumber" name="133" href="#133">133</a> } |
| <a class="jxr_linenumber" name="134" href="#134">134</a> |
| <a class="jxr_linenumber" name="135" href="#135">135</a> @Override |
| <a class="jxr_linenumber" name="136" href="#136">136</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> equals(Object obj) { |
| <a class="jxr_linenumber" name="137" href="#137">137</a> <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">this</strong> == obj) { |
| <a class="jxr_linenumber" name="138" href="#138">138</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>; |
| <a class="jxr_linenumber" name="139" href="#139">139</a> } |
| <a class="jxr_linenumber" name="140" href="#140">140</a> <strong class="jxr_keyword">if</strong> (obj == <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="141" href="#141">141</a> <strong class="jxr_keyword">return</strong> false; |
| <a class="jxr_linenumber" name="142" href="#142">142</a> } |
| <a class="jxr_linenumber" name="143" href="#143">143</a> <strong class="jxr_keyword">if</strong> (getClass() != obj.getClass()) { |
| <a class="jxr_linenumber" name="144" href="#144">144</a> <strong class="jxr_keyword">return</strong> false; |
| <a class="jxr_linenumber" name="145" href="#145">145</a> } |
| <a class="jxr_linenumber" name="146" href="#146">146</a> |
| <a class="jxr_linenumber" name="147" href="#147">147</a> <a href="../../../../../../../org/apache/chemistry/opencmis/commons/impl/dataobjects/ContentStreamHashImpl.html">ContentStreamHashImpl</a> other = (ContentStreamHashImpl) obj; |
| <a class="jxr_linenumber" name="148" href="#148">148</a> <strong class="jxr_keyword">if</strong> (propertyValue == <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="149" href="#149">149</a> <strong class="jxr_keyword">if</strong> (other.propertyValue != <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="150" href="#150">150</a> <strong class="jxr_keyword">return</strong> false; |
| <a class="jxr_linenumber" name="151" href="#151">151</a> } |
| <a class="jxr_linenumber" name="152" href="#152">152</a> } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (!propertyValue.equals(other.propertyValue)) { |
| <a class="jxr_linenumber" name="153" href="#153">153</a> <strong class="jxr_keyword">return</strong> false; |
| <a class="jxr_linenumber" name="154" href="#154">154</a> } |
| <a class="jxr_linenumber" name="155" href="#155">155</a> |
| <a class="jxr_linenumber" name="156" href="#156">156</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">true</strong>; |
| <a class="jxr_linenumber" name="157" href="#157">157</a> } |
| <a class="jxr_linenumber" name="158" href="#158">158</a> |
| <a class="jxr_linenumber" name="159" href="#159">159</a> @Override |
| <a class="jxr_linenumber" name="160" href="#160">160</a> <strong class="jxr_keyword">public</strong> String toString() { |
| <a class="jxr_linenumber" name="161" href="#161">161</a> <strong class="jxr_keyword">return</strong> propertyValue; |
| <a class="jxr_linenumber" name="162" href="#162">162</a> } |
| <a class="jxr_linenumber" name="163" href="#163">163</a> |
| <a class="jxr_linenumber" name="164" href="#164">164</a> <em class="jxr_javadoccomment">/**</em> |
| <a class="jxr_linenumber" name="165" href="#165">165</a> <em class="jxr_javadoccomment"> * Creates a list of content hashes from a stream</em> |
| <a class="jxr_linenumber" name="166" href="#166">166</a> <em class="jxr_javadoccomment"> * <p></em> |
| <a class="jxr_linenumber" name="167" href="#167">167</a> <em class="jxr_javadoccomment"> * This method consumes the stream but doesn't close it.</em> |
| <a class="jxr_linenumber" name="168" href="#168">168</a> <em class="jxr_javadoccomment"> * </em> |
| <a class="jxr_linenumber" name="169" href="#169">169</a> <em class="jxr_javadoccomment"> * @param stream</em> |
| <a class="jxr_linenumber" name="170" href="#170">170</a> <em class="jxr_javadoccomment"> * the stream</em> |
| <a class="jxr_linenumber" name="171" href="#171">171</a> <em class="jxr_javadoccomment"> * @param algorithm</em> |
| <a class="jxr_linenumber" name="172" href="#172">172</a> <em class="jxr_javadoccomment"> * the algorithms</em> |
| <a class="jxr_linenumber" name="173" href="#173">173</a> <em class="jxr_javadoccomment"> * @return the list of content hashes</em> |
| <a class="jxr_linenumber" name="174" href="#174">174</a> <em class="jxr_javadoccomment"> */</em> |
| <a class="jxr_linenumber" name="175" href="#175">175</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> List<ContentStreamHash> createContentStreamHashes(InputStream stream, String... algorithm) |
| <a class="jxr_linenumber" name="176" href="#176">176</a> <strong class="jxr_keyword">throws</strong> IOException, NoSuchAlgorithmException { |
| <a class="jxr_linenumber" name="177" href="#177">177</a> <strong class="jxr_keyword">if</strong> (stream == <strong class="jxr_keyword">null</strong>) { |
| <a class="jxr_linenumber" name="178" href="#178">178</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(<span class="jxr_string">"Stream must be set!"</span>); |
| <a class="jxr_linenumber" name="179" href="#179">179</a> } |
| <a class="jxr_linenumber" name="180" href="#180">180</a> |
| <a class="jxr_linenumber" name="181" href="#181">181</a> <strong class="jxr_keyword">if</strong> (algorithm == <strong class="jxr_keyword">null</strong> || algorithm.length == 0) { |
| <a class="jxr_linenumber" name="182" href="#182">182</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(<span class="jxr_string">"Algorithm must be set!"</span>); |
| <a class="jxr_linenumber" name="183" href="#183">183</a> } |
| <a class="jxr_linenumber" name="184" href="#184">184</a> |
| <a class="jxr_linenumber" name="185" href="#185">185</a> MessageDigest[] md = <strong class="jxr_keyword">new</strong> MessageDigest[algorithm.length]; |
| <a class="jxr_linenumber" name="186" href="#186">186</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i < algorithm.length; i++) { |
| <a class="jxr_linenumber" name="187" href="#187">187</a> md[i] = MessageDigest.getInstance(algorithm[i]); |
| <a class="jxr_linenumber" name="188" href="#188">188</a> } |
| <a class="jxr_linenumber" name="189" href="#189">189</a> |
| <a class="jxr_linenumber" name="190" href="#190">190</a> <strong class="jxr_keyword">int</strong> b; |
| <a class="jxr_linenumber" name="191" href="#191">191</a> byte[] buffer = <strong class="jxr_keyword">new</strong> byte[64 * 1024]; |
| <a class="jxr_linenumber" name="192" href="#192">192</a> <strong class="jxr_keyword">while</strong> ((b = stream.read(buffer)) > -1) { |
| <a class="jxr_linenumber" name="193" href="#193">193</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> j = 0; j < md.length; j++) { |
| <a class="jxr_linenumber" name="194" href="#194">194</a> md[j].update(buffer, 0, b); |
| <a class="jxr_linenumber" name="195" href="#195">195</a> } |
| <a class="jxr_linenumber" name="196" href="#196">196</a> } |
| <a class="jxr_linenumber" name="197" href="#197">197</a> |
| <a class="jxr_linenumber" name="198" href="#198">198</a> List<ContentStreamHash> result = <strong class="jxr_keyword">new</strong> ArrayList<ContentStreamHash>(md.length); |
| <a class="jxr_linenumber" name="199" href="#199">199</a> |
| <a class="jxr_linenumber" name="200" href="#200">200</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i < md.length; i++) { |
| <a class="jxr_linenumber" name="201" href="#201">201</a> result.add(<strong class="jxr_keyword">new</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/commons/impl/dataobjects/ContentStreamHashImpl.html">ContentStreamHashImpl</a>(algorithm[i], md[i].digest())); |
| <a class="jxr_linenumber" name="202" href="#202">202</a> } |
| <a class="jxr_linenumber" name="203" href="#203">203</a> |
| <a class="jxr_linenumber" name="204" href="#204">204</a> <strong class="jxr_keyword">return</strong> result; |
| <a class="jxr_linenumber" name="205" href="#205">205</a> } |
| <a class="jxr_linenumber" name="206" href="#206">206</a> |
| <a class="jxr_linenumber" name="207" href="#207">207</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">static</strong> String byteArrayToHexString(byte[] bytes) { |
| <a class="jxr_linenumber" name="208" href="#208">208</a> <strong class="jxr_keyword">int</strong> n = bytes.length; |
| <a class="jxr_linenumber" name="209" href="#209">209</a> <strong class="jxr_keyword">char</strong>[] hashHex = <strong class="jxr_keyword">new</strong> <strong class="jxr_keyword">char</strong>[n * 2]; |
| <a class="jxr_linenumber" name="210" href="#210">210</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i < n; i++) { |
| <a class="jxr_linenumber" name="211" href="#211">211</a> hashHex[i * 2] = HEX_DIGITS[(0xF0 & bytes[i]) >>> 4]; |
| <a class="jxr_linenumber" name="212" href="#212">212</a> hashHex[i * 2 + 1] = HEX_DIGITS[0x0F & bytes[i]]; |
| <a class="jxr_linenumber" name="213" href="#213">213</a> } |
| <a class="jxr_linenumber" name="214" href="#214">214</a> |
| <a class="jxr_linenumber" name="215" href="#215">215</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> String(hashHex); |
| <a class="jxr_linenumber" name="216" href="#216">216</a> } |
| <a class="jxr_linenumber" name="217" href="#217">217</a> } |
| </pre> |
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