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| <a name="1" href="#1">1</a> <em class="jxr_comment">/*</em> |
| <a name="2" href="#2">2</a> <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one</em> |
| <a name="3" href="#3">3</a> <em class="jxr_comment"> * or more contributor license agreements. See the NOTICE file</em> |
| <a name="4" href="#4">4</a> <em class="jxr_comment"> * distributed with this work for additional information</em> |
| <a name="5" href="#5">5</a> <em class="jxr_comment"> * regarding copyright ownership. The ASF licenses this file</em> |
| <a name="6" href="#6">6</a> <em class="jxr_comment"> * to you under the Apache License, Version 2.0 (the</em> |
| <a name="7" href="#7">7</a> <em class="jxr_comment"> * "License"); you may not use this file except in compliance</em> |
| <a name="8" href="#8">8</a> <em class="jxr_comment"> * with the License. You may obtain a copy of the License at</em> |
| <a name="9" href="#9">9</a> <em class="jxr_comment"> *</em> |
| <a 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 name="11" href="#11">11</a> <em class="jxr_comment"> *</em> |
| <a name="12" href="#12">12</a> <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing,</em> |
| <a name="13" href="#13">13</a> <em class="jxr_comment"> * software distributed under the License is distributed on an</em> |
| <a name="14" href="#14">14</a> <em class="jxr_comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</em> |
| <a name="15" href="#15">15</a> <em class="jxr_comment"> * KIND, either express or implied. See the License for the</em> |
| <a name="16" href="#16">16</a> <em class="jxr_comment"> * specific language governing permissions and limitations</em> |
| <a name="17" href="#17">17</a> <em class="jxr_comment"> * under the License.</em> |
| <a name="18" href="#18">18</a> <em class="jxr_comment"> */</em> |
| <a name="19" href="#19">19</a> <strong class="jxr_keyword">package</strong> org.apache.chemistry.opencmis.server.impl.atompub; |
| <a name="20" href="#20">20</a> |
| <a name="21" href="#21">21</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.chemistry.opencmis.commons.impl.Converter.convert; |
| <a name="22" href="#22">22</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.chemistry.opencmis.server.impl.atompub.AtomPubUtils.RESOURCE_CHANGES; |
| <a name="23" href="#23">23</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.chemistry.opencmis.server.impl.atompub.AtomPubUtils.RESOURCE_QUERY; |
| <a name="24" href="#24">24</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.chemistry.opencmis.server.impl.atompub.AtomPubUtils.compileBaseUrl; |
| <a name="25" href="#25">25</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.chemistry.opencmis.server.impl.atompub.AtomPubUtils.compileUrlBuilder; |
| <a name="26" href="#26">26</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.chemistry.opencmis.server.impl.atompub.AtomPubUtils.writeContentChangesObjectEntry; |
| <a name="27" href="#27">27</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.chemistry.opencmis.server.shared.HttpUtils.getBigIntegerParameter; |
| <a name="28" href="#28">28</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.chemistry.opencmis.server.shared.HttpUtils.getBooleanParameter; |
| <a name="29" href="#29">29</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.chemistry.opencmis.server.shared.HttpUtils.getEnumParameter; |
| <a name="30" href="#30">30</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.chemistry.opencmis.server.shared.HttpUtils.getStringParameter; |
| <a name="31" href="#31">31</a> |
| <a name="32" href="#32">32</a> <strong class="jxr_keyword">import</strong> java.math.BigInteger; |
| <a name="33" href="#33">33</a> <strong class="jxr_keyword">import</strong> java.util.GregorianCalendar; |
| <a name="34" href="#34">34</a> |
| <a name="35" href="#35">35</a> <strong class="jxr_keyword">import</strong> javax.servlet.http.HttpServletRequest; |
| <a name="36" href="#36">36</a> <strong class="jxr_keyword">import</strong> javax.servlet.http.HttpServletResponse; |
| <a name="37" href="#37">37</a> <strong class="jxr_keyword">import</strong> javax.xml.bind.JAXBElement; |
| <a name="38" href="#38">38</a> <strong class="jxr_keyword">import</strong> javax.xml.bind.Unmarshaller; |
| <a name="39" href="#39">39</a> |
| <a name="40" href="#40">40</a> <strong class="jxr_keyword">import</strong> org.apache.chemistry.opencmis.commons.data.ObjectData; |
| <a name="41" href="#41">41</a> <strong class="jxr_keyword">import</strong> org.apache.chemistry.opencmis.commons.data.ObjectList; |
| <a name="42" href="#42">42</a> <strong class="jxr_keyword">import</strong> org.apache.chemistry.opencmis.commons.enums.IncludeRelationships; |
| <a name="43" href="#43">43</a> <strong class="jxr_keyword">import</strong> org.apache.chemistry.opencmis.commons.exceptions.CmisInvalidArgumentException; |
| <a name="44" href="#44">44</a> <strong class="jxr_keyword">import</strong> org.apache.chemistry.opencmis.commons.exceptions.CmisRuntimeException; |
| <a name="45" href="#45">45</a> <strong class="jxr_keyword">import</strong> org.apache.chemistry.opencmis.commons.impl.Constants; |
| <a name="46" href="#46">46</a> <strong class="jxr_keyword">import</strong> org.apache.chemistry.opencmis.commons.impl.JaxBHelper; |
| <a name="47" href="#47">47</a> <strong class="jxr_keyword">import</strong> org.apache.chemistry.opencmis.commons.impl.UrlBuilder; |
| <a name="48" href="#48">48</a> <strong class="jxr_keyword">import</strong> org.apache.chemistry.opencmis.commons.impl.jaxb.CmisObjectType; |
| <a name="49" href="#49">49</a> <strong class="jxr_keyword">import</strong> org.apache.chemistry.opencmis.commons.impl.jaxb.CmisQueryType; |
| <a name="50" href="#50">50</a> <strong class="jxr_keyword">import</strong> org.apache.chemistry.opencmis.commons.server.CallContext; |
| <a name="51" href="#51">51</a> <strong class="jxr_keyword">import</strong> org.apache.chemistry.opencmis.commons.server.CmisService; |
| <a name="52" href="#52">52</a> <strong class="jxr_keyword">import</strong> org.apache.chemistry.opencmis.commons.spi.Holder; |
| <a name="53" href="#53">53</a> |
| <a name="54" href="#54">54</a> <em class="jxr_javadoccomment">/**</em> |
| <a name="55" href="#55">55</a> <em class="jxr_javadoccomment"> * Discovery Service operations.</em> |
| <a name="56" href="#56">56</a> <em class="jxr_javadoccomment"> */</em> |
| <a name="57" href="#57">57</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/impl/atompub/DiscoveryService.html">DiscoveryService</a> { |
| <a name="58" href="#58">58</a> |
| <a name="59" href="#59">59</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String METHOD_GET = <span class="jxr_string">"GET"</span>; |
| <a name="60" href="#60">60</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String METHOD_POST = <span class="jxr_string">"POST"</span>; |
| <a name="61" href="#61">61</a> |
| <a name="62" href="#62">62</a> <strong class="jxr_keyword">private</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/impl/atompub/DiscoveryService.html">DiscoveryService</a>() { |
| <a name="63" href="#63">63</a> } |
| <a name="64" href="#64">64</a> |
| <a name="65" href="#65">65</a> <em class="jxr_javadoccomment">/**</em> |
| <a name="66" href="#66">66</a> <em class="jxr_javadoccomment"> * Query.</em> |
| <a name="67" href="#67">67</a> <em class="jxr_javadoccomment"> */</em> |
| <a name="68" href="#68">68</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> query(CallContext context, CmisService service, String repositoryId, HttpServletRequest request, |
| <a name="69" href="#69">69</a> HttpServletResponse response) <strong class="jxr_keyword">throws</strong> Exception { |
| <a name="70" href="#70">70</a> <em class="jxr_comment">// get parameters</em> |
| <a name="71" href="#71">71</a> String statement = <strong class="jxr_keyword">null</strong>; |
| <a name="72" href="#72">72</a> Boolean searchAllVersions = <strong class="jxr_keyword">null</strong>; |
| <a name="73" href="#73">73</a> Boolean includeAllowableActions = <strong class="jxr_keyword">null</strong>; |
| <a name="74" href="#74">74</a> IncludeRelationships includeRelationships = <strong class="jxr_keyword">null</strong>; |
| <a name="75" href="#75">75</a> String renditionFilter = <strong class="jxr_keyword">null</strong>; |
| <a name="76" href="#76">76</a> BigInteger maxItems = <strong class="jxr_keyword">null</strong>; |
| <a name="77" href="#77">77</a> BigInteger skipCount = <strong class="jxr_keyword">null</strong>; |
| <a name="78" href="#78">78</a> |
| <a name="79" href="#79">79</a> <strong class="jxr_keyword">int</strong> statusCode = 0; |
| <a name="80" href="#80">80</a> |
| <a name="81" href="#81">81</a> <strong class="jxr_keyword">if</strong> (METHOD_POST.equals(request.getMethod())) { |
| <a name="82" href="#82">82</a> <em class="jxr_comment">// POST -> read from stream</em> |
| <a name="83" href="#83">83</a> Object queryRequest = <strong class="jxr_keyword">null</strong>; |
| <a name="84" href="#84">84</a> <strong class="jxr_keyword">try</strong> { |
| <a name="85" href="#85">85</a> Unmarshaller u = JaxBHelper.createUnmarshaller(); |
| <a name="86" href="#86">86</a> queryRequest = u.unmarshal(request.getInputStream()); |
| <a name="87" href="#87">87</a> } <strong class="jxr_keyword">catch</strong> (Exception e) { |
| <a name="88" href="#88">88</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> CmisInvalidArgumentException(<span class="jxr_string">"Invalid query request: "</span> + e, e); |
| <a name="89" href="#89">89</a> } |
| <a name="90" href="#90">90</a> |
| <a name="91" href="#91">91</a> <strong class="jxr_keyword">if</strong> (!(queryRequest instanceof JAXBElement<?>)) { |
| <a name="92" href="#92">92</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> CmisInvalidArgumentException(<span class="jxr_string">"Not a query document!"</span>); |
| <a name="93" href="#93">93</a> } |
| <a name="94" href="#94">94</a> |
| <a name="95" href="#95">95</a> <strong class="jxr_keyword">if</strong> (!(((JAXBElement<?>) queryRequest).getValue() instanceof CmisQueryType)) { |
| <a name="96" href="#96">96</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> CmisInvalidArgumentException(<span class="jxr_string">"Not a query document!"</span>); |
| <a name="97" href="#97">97</a> } |
| <a name="98" href="#98">98</a> |
| <a name="99" href="#99">99</a> CmisQueryType queryType = (CmisQueryType) ((JAXBElement<?>) queryRequest).getValue(); |
| <a name="100" href="#100">100</a> |
| <a name="101" href="#101">101</a> statement = queryType.getStatement(); |
| <a name="102" href="#102">102</a> searchAllVersions = queryType.isSearchAllVersions(); |
| <a name="103" href="#103">103</a> includeAllowableActions = queryType.isIncludeAllowableActions(); |
| <a name="104" href="#104">104</a> includeRelationships = convert(IncludeRelationships.<strong class="jxr_keyword">class</strong>, queryType.getIncludeRelationships()); |
| <a name="105" href="#105">105</a> renditionFilter = queryType.getRenditionFilter(); |
| <a name="106" href="#106">106</a> maxItems = queryType.getMaxItems(); |
| <a name="107" href="#107">107</a> skipCount = queryType.getSkipCount(); |
| <a name="108" href="#108">108</a> |
| <a name="109" href="#109">109</a> statusCode = HttpServletResponse.SC_CREATED; |
| <a name="110" href="#110">110</a> } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (METHOD_GET.equals(request.getMethod())) { |
| <a name="111" href="#111">111</a> <em class="jxr_comment">// GET -> parameters</em> |
| <a name="112" href="#112">112</a> statement = getStringParameter(request, Constants.PARAM_Q); |
| <a name="113" href="#113">113</a> searchAllVersions = getBooleanParameter(request, Constants.PARAM_SEARCH_ALL_VERSIONS); |
| <a name="114" href="#114">114</a> includeAllowableActions = getBooleanParameter(request, Constants.PARAM_ALLOWABLE_ACTIONS); |
| <a name="115" href="#115">115</a> includeRelationships = getEnumParameter(request, Constants.PARAM_RELATIONSHIPS, IncludeRelationships.<strong class="jxr_keyword">class</strong>); |
| <a name="116" href="#116">116</a> renditionFilter = <strong class="jxr_keyword">null</strong>; |
| <a name="117" href="#117">117</a> maxItems = getBigIntegerParameter(request, Constants.PARAM_MAX_ITEMS); |
| <a name="118" href="#118">118</a> skipCount = getBigIntegerParameter(request, Constants.PARAM_SKIP_COUNT); |
| <a name="119" href="#119">119</a> |
| <a name="120" href="#120">120</a> statusCode = HttpServletResponse.SC_OK; |
| <a name="121" href="#121">121</a> } <strong class="jxr_keyword">else</strong> { |
| <a name="122" href="#122">122</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> CmisRuntimeException(<span class="jxr_string">"Invalid HTTP method!"</span>); |
| <a name="123" href="#123">123</a> } |
| <a name="124" href="#124">124</a> |
| <a name="125" href="#125">125</a> <em class="jxr_comment">// execute</em> |
| <a name="126" href="#126">126</a> ObjectList results = service.query(repositoryId, statement, searchAllVersions, includeAllowableActions, |
| <a name="127" href="#127">127</a> includeRelationships, renditionFilter, maxItems, skipCount, <strong class="jxr_keyword">null</strong>); |
| <a name="128" href="#128">128</a> |
| <a name="129" href="#129">129</a> <strong class="jxr_keyword">if</strong> (results == <strong class="jxr_keyword">null</strong>) { |
| <a name="130" href="#130">130</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> CmisRuntimeException(<span class="jxr_string">"Results are null!"</span>); |
| <a name="131" href="#131">131</a> } |
| <a name="132" href="#132">132</a> |
| <a name="133" href="#133">133</a> <em class="jxr_comment">// set headers</em> |
| <a name="134" href="#134">134</a> UrlBuilder baseUrl = compileBaseUrl(request, repositoryId); |
| <a name="135" href="#135">135</a> |
| <a name="136" href="#136">136</a> UrlBuilder pagingUrl = compileUrlBuilder(baseUrl, RESOURCE_QUERY, <strong class="jxr_keyword">null</strong>); |
| <a name="137" href="#137">137</a> pagingUrl.addParameter(Constants.PARAM_Q, statement); |
| <a name="138" href="#138">138</a> pagingUrl.addParameter(Constants.PARAM_SEARCH_ALL_VERSIONS, searchAllVersions); |
| <a name="139" href="#139">139</a> pagingUrl.addParameter(Constants.PARAM_ALLOWABLE_ACTIONS, includeAllowableActions); |
| <a name="140" href="#140">140</a> pagingUrl.addParameter(Constants.PARAM_RELATIONSHIPS, includeRelationships); |
| <a name="141" href="#141">141</a> |
| <a name="142" href="#142">142</a> UrlBuilder location = <strong class="jxr_keyword">new</strong> UrlBuilder(pagingUrl); |
| <a name="143" href="#143">143</a> location.addParameter(Constants.PARAM_MAX_ITEMS, maxItems); |
| <a name="144" href="#144">144</a> location.addParameter(Constants.PARAM_SKIP_COUNT, skipCount); |
| <a name="145" href="#145">145</a> |
| <a name="146" href="#146">146</a> response.setStatus(statusCode); |
| <a name="147" href="#147">147</a> response.setContentType(Constants.MEDIATYPE_FEED); |
| <a name="148" href="#148">148</a> |
| <a name="149" href="#149">149</a> <em class="jxr_comment">// The Content-Location header is optional (CMIS specification 3.7.2.1).</em> |
| <a name="150" href="#150">150</a> <em class="jxr_comment">// Since it can cause problems with long query statements it is</em> |
| <a name="151" href="#151">151</a> <em class="jxr_comment">// deactivated.</em> |
| <a name="152" href="#152">152</a> <em class="jxr_comment">// response.setHeader("Content-Location", location.toString());</em> |
| <a name="153" href="#153">153</a> |
| <a name="154" href="#154">154</a> <em class="jxr_comment">// The Location header is not optional (CMIS specification 3.7.2.1).</em> |
| <a name="155" href="#155">155</a> response.setHeader(<span class="jxr_string">"Location"</span>, location.toString()); |
| <a name="156" href="#156">156</a> |
| <a name="157" href="#157">157</a> <em class="jxr_comment">// write XML</em> |
| <a name="158" href="#158">158</a> <a href="../../../../../../../org/apache/chemistry/opencmis/server/impl/atompub/AtomFeed.html">AtomFeed</a> feed = <strong class="jxr_keyword">new</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/impl/atompub/AtomFeed.html">AtomFeed</a>(); |
| <a name="159" href="#159">159</a> feed.startDocument(response.getOutputStream()); |
| <a name="160" href="#160">160</a> feed.startFeed(<strong class="jxr_keyword">true</strong>); |
| <a name="161" href="#161">161</a> |
| <a name="162" href="#162">162</a> <em class="jxr_comment">// write basic Atom feed elements</em> |
| <a name="163" href="#163">163</a> GregorianCalendar now = <strong class="jxr_keyword">new</strong> GregorianCalendar(); |
| <a name="164" href="#164">164</a> feed.writeFeedElements(<span class="jxr_string">"query"</span>, <span class="jxr_string">""</span>, <span class="jxr_string">"Query"</span>, now, <strong class="jxr_keyword">null</strong>, results.getNumItems()); |
| <a name="165" href="#165">165</a> |
| <a name="166" href="#166">166</a> <em class="jxr_comment">// write links</em> |
| <a name="167" href="#167">167</a> feed.writeServiceLink(baseUrl.toString(), repositoryId); |
| <a name="168" href="#168">168</a> |
| <a name="169" href="#169">169</a> feed.writePagingLinks(pagingUrl, maxItems, skipCount, results.getNumItems(), results.hasMoreItems(), |
| <a name="170" href="#170">170</a> AtomPubUtils.PAGE_SIZE); |
| <a name="171" href="#171">171</a> |
| <a name="172" href="#172">172</a> <strong class="jxr_keyword">if</strong> (results.getObjects() != <strong class="jxr_keyword">null</strong>) { |
| <a name="173" href="#173">173</a> <a href="../../../../../../../org/apache/chemistry/opencmis/server/impl/atompub/AtomEntry.html">AtomEntry</a> entry = <strong class="jxr_keyword">new</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/impl/atompub/AtomEntry.html">AtomEntry</a>(feed.getWriter()); |
| <a name="174" href="#174">174</a> <strong class="jxr_keyword">int</strong> idCounter = 0; |
| <a name="175" href="#175">175</a> <strong class="jxr_keyword">for</strong> (ObjectData result : results.getObjects()) { |
| <a name="176" href="#176">176</a> <strong class="jxr_keyword">if</strong> (result == <strong class="jxr_keyword">null</strong>) { |
| <a name="177" href="#177">177</a> <strong class="jxr_keyword">continue</strong>; |
| <a name="178" href="#178">178</a> } |
| <a name="179" href="#179">179</a> idCounter++; |
| <a name="180" href="#180">180</a> writeQueryResultEntry(entry, result, <span class="jxr_string">"id-"</span> + idCounter, now); |
| <a name="181" href="#181">181</a> } |
| <a name="182" href="#182">182</a> } |
| <a name="183" href="#183">183</a> |
| <a name="184" href="#184">184</a> <em class="jxr_comment">// we are done</em> |
| <a name="185" href="#185">185</a> feed.endFeed(); |
| <a name="186" href="#186">186</a> feed.endDocument(); |
| <a name="187" href="#187">187</a> } |
| <a name="188" href="#188">188</a> |
| <a name="189" href="#189">189</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> writeQueryResultEntry(<a href="../../../../../../../org/apache/chemistry/opencmis/server/impl/atompub/AtomEntry.html">AtomEntry</a> entry, ObjectData result, String id, GregorianCalendar now) |
| <a name="190" href="#190">190</a> <strong class="jxr_keyword">throws</strong> Exception { |
| <a name="191" href="#191">191</a> CmisObjectType resultJaxb = convert(result); |
| <a name="192" href="#192">192</a> <strong class="jxr_keyword">if</strong> (resultJaxb == <strong class="jxr_keyword">null</strong>) { |
| <a name="193" href="#193">193</a> <strong class="jxr_keyword">return</strong>; |
| <a name="194" href="#194">194</a> } |
| <a name="195" href="#195">195</a> |
| <a name="196" href="#196">196</a> <em class="jxr_comment">// start</em> |
| <a name="197" href="#197">197</a> entry.startEntry(false); |
| <a name="198" href="#198">198</a> |
| <a name="199" href="#199">199</a> <em class="jxr_comment">// write Atom base tags</em> |
| <a name="200" href="#200">200</a> entry.writeAuthor(<span class="jxr_string">""</span>); |
| <a name="201" href="#201">201</a> entry.writeId(entry.generateAtomId(id)); |
| <a name="202" href="#202">202</a> entry.writePublished(now); |
| <a name="203" href="#203">203</a> entry.writeTitle(<span class="jxr_string">"Query Result "</span> + id); |
| <a name="204" href="#204">204</a> entry.writeUpdated(now); |
| <a name="205" href="#205">205</a> |
| <a name="206" href="#206">206</a> <em class="jxr_comment">// write query result object</em> |
| <a name="207" href="#207">207</a> JaxBHelper.marshal(JaxBHelper.CMIS_EXTRA_OBJECT_FACTORY.createObject(resultJaxb), entry.getWriter(), <strong class="jxr_keyword">true</strong>); |
| <a name="208" href="#208">208</a> |
| <a name="209" href="#209">209</a> <em class="jxr_comment">// we are done</em> |
| <a name="210" href="#210">210</a> entry.endEntry(); |
| <a name="211" href="#211">211</a> } |
| <a name="212" href="#212">212</a> |
| <a name="213" href="#213">213</a> <em class="jxr_javadoccomment">/**</em> |
| <a name="214" href="#214">214</a> <em class="jxr_javadoccomment"> * Get content changes.</em> |
| <a name="215" href="#215">215</a> <em class="jxr_javadoccomment"> */</em> |
| <a name="216" href="#216">216</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> getContentChanges(CallContext context, CmisService service, String repositoryId, |
| <a name="217" href="#217">217</a> HttpServletRequest request, HttpServletResponse response) <strong class="jxr_keyword">throws</strong> Exception { |
| <a name="218" href="#218">218</a> <em class="jxr_comment">// get parameters</em> |
| <a name="219" href="#219">219</a> String changeLogToken = getStringParameter(request, Constants.PARAM_CHANGE_LOG_TOKEN); |
| <a name="220" href="#220">220</a> Boolean includeProperties = getBooleanParameter(request, Constants.PARAM_PROPERTIES); |
| <a name="221" href="#221">221</a> String filter = getStringParameter(request, Constants.PARAM_FILTER); |
| <a name="222" href="#222">222</a> Boolean includePolicyIds = getBooleanParameter(request, Constants.PARAM_POLICY_IDS); |
| <a name="223" href="#223">223</a> Boolean includeAcl = getBooleanParameter(request, Constants.PARAM_ACL); |
| <a name="224" href="#224">224</a> BigInteger maxItems = getBigIntegerParameter(request, Constants.PARAM_MAX_ITEMS); |
| <a name="225" href="#225">225</a> |
| <a name="226" href="#226">226</a> <em class="jxr_comment">// execute</em> |
| <a name="227" href="#227">227</a> Holder<String> changeLogTokenHolder = <strong class="jxr_keyword">new</strong> Holder<String>(changeLogToken); |
| <a name="228" href="#228">228</a> ObjectList changes = service.getContentChanges(repositoryId, changeLogTokenHolder, includeProperties, filter, |
| <a name="229" href="#229">229</a> includePolicyIds, includeAcl, maxItems, <strong class="jxr_keyword">null</strong>); |
| <a name="230" href="#230">230</a> |
| <a name="231" href="#231">231</a> <strong class="jxr_keyword">if</strong> (changes == <strong class="jxr_keyword">null</strong>) { |
| <a name="232" href="#232">232</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> CmisRuntimeException(<span class="jxr_string">"Changes are null!"</span>); |
| <a name="233" href="#233">233</a> } |
| <a name="234" href="#234">234</a> |
| <a name="235" href="#235">235</a> <em class="jxr_comment">// set headers</em> |
| <a name="236" href="#236">236</a> response.setStatus(HttpServletResponse.SC_OK); |
| <a name="237" href="#237">237</a> response.setContentType(Constants.MEDIATYPE_FEED); |
| <a name="238" href="#238">238</a> |
| <a name="239" href="#239">239</a> <em class="jxr_comment">// write XML</em> |
| <a name="240" href="#240">240</a> <a href="../../../../../../../org/apache/chemistry/opencmis/server/impl/atompub/AtomFeed.html">AtomFeed</a> feed = <strong class="jxr_keyword">new</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/impl/atompub/AtomFeed.html">AtomFeed</a>(); |
| <a name="241" href="#241">241</a> feed.startDocument(response.getOutputStream()); |
| <a name="242" href="#242">242</a> feed.startFeed(<strong class="jxr_keyword">true</strong>); |
| <a name="243" href="#243">243</a> |
| <a name="244" href="#244">244</a> <em class="jxr_comment">// write basic Atom feed elements</em> |
| <a name="245" href="#245">245</a> GregorianCalendar now = <strong class="jxr_keyword">new</strong> GregorianCalendar(); |
| <a name="246" href="#246">246</a> feed.writeFeedElements(<span class="jxr_string">"contentChanges"</span>, <span class="jxr_string">""</span>, <span class="jxr_string">"Content Change"</span>, now, <strong class="jxr_keyword">null</strong>, changes.getNumItems()); |
| <a name="247" href="#247">247</a> |
| <a name="248" href="#248">248</a> <em class="jxr_comment">// write links</em> |
| <a name="249" href="#249">249</a> UrlBuilder baseUrl = compileBaseUrl(request, repositoryId); |
| <a name="250" href="#250">250</a> |
| <a name="251" href="#251">251</a> feed.writeServiceLink(baseUrl.toString(), repositoryId); |
| <a name="252" href="#252">252</a> |
| <a name="253" href="#253">253</a> <strong class="jxr_keyword">if</strong> (changeLogTokenHolder.getValue() != <strong class="jxr_keyword">null</strong>) { |
| <a name="254" href="#254">254</a> UrlBuilder nextLink = compileUrlBuilder(baseUrl, RESOURCE_CHANGES, <strong class="jxr_keyword">null</strong>); |
| <a name="255" href="#255">255</a> nextLink.addParameter(Constants.PARAM_CHANGE_LOG_TOKEN, changeLogTokenHolder.getValue()); |
| <a name="256" href="#256">256</a> nextLink.addParameter(Constants.PARAM_PROPERTIES, includeProperties); |
| <a name="257" href="#257">257</a> nextLink.addParameter(Constants.PARAM_FILTER, filter); |
| <a name="258" href="#258">258</a> nextLink.addParameter(Constants.PARAM_POLICY_IDS, includePolicyIds); |
| <a name="259" href="#259">259</a> nextLink.addParameter(Constants.PARAM_ACL, includeAcl); |
| <a name="260" href="#260">260</a> nextLink.addParameter(Constants.PARAM_MAX_ITEMS, maxItems); |
| <a name="261" href="#261">261</a> feed.writeNextLink(nextLink.toString()); |
| <a name="262" href="#262">262</a> } |
| <a name="263" href="#263">263</a> |
| <a name="264" href="#264">264</a> <em class="jxr_comment">// write entries</em> |
| <a name="265" href="#265">265</a> <strong class="jxr_keyword">if</strong> (changes.getObjects() != <strong class="jxr_keyword">null</strong>) { |
| <a name="266" href="#266">266</a> <a href="../../../../../../../org/apache/chemistry/opencmis/server/impl/atompub/AtomEntry.html">AtomEntry</a> entry = <strong class="jxr_keyword">new</strong> <a href="../../../../../../../org/apache/chemistry/opencmis/server/impl/atompub/AtomEntry.html">AtomEntry</a>(feed.getWriter()); |
| <a name="267" href="#267">267</a> <strong class="jxr_keyword">for</strong> (ObjectData object : changes.getObjects()) { |
| <a name="268" href="#268">268</a> <strong class="jxr_keyword">if</strong> (object == <strong class="jxr_keyword">null</strong>) { |
| <a name="269" href="#269">269</a> <strong class="jxr_keyword">continue</strong>; |
| <a name="270" href="#270">270</a> } |
| <a name="271" href="#271">271</a> writeContentChangesObjectEntry(service, entry, object, <strong class="jxr_keyword">null</strong>, repositoryId, <strong class="jxr_keyword">null</strong>, <strong class="jxr_keyword">null</strong>, baseUrl, false); |
| <a name="272" href="#272">272</a> } |
| <a name="273" href="#273">273</a> } |
| <a name="274" href="#274">274</a> |
| <a name="275" href="#275">275</a> <em class="jxr_comment">// we are done</em> |
| <a name="276" href="#276">276</a> feed.endFeed(); |
| <a name="277" href="#277">277</a> feed.endDocument(); |
| <a name="278" href="#278">278</a> } |
| <a name="279" href="#279">279</a> } |
| </pre> |
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