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<div id="overview"><a href="../../../../../../../apidocs/org/apache/shiro/samples/sprhib/web/CurrentUserInterceptor.html">View Javadoc</a></div><pre>
<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.shiro.samples.sprhib.web;
<a name="20" href="#20">20</a>
<a name="21" href="#21">21</a> <strong class="jxr_keyword">import</strong> org.apache.shiro.samples.sprhib.model.User;
<a name="22" href="#22">22</a> <strong class="jxr_keyword">import</strong> org.apache.shiro.samples.sprhib.service.UserService;
<a name="23" href="#23">23</a> <strong class="jxr_keyword">import</strong> org.springframework.beans.factory.annotation.Autowired;
<a name="24" href="#24">24</a> <strong class="jxr_keyword">import</strong> org.springframework.stereotype.Component;
<a name="25" href="#25">25</a> <strong class="jxr_keyword">import</strong> org.springframework.web.servlet.ModelAndView;
<a name="26" href="#26">26</a> <strong class="jxr_keyword">import</strong> org.springframework.web.servlet.handler.HandlerInterceptorAdapter;
<a name="27" href="#27">27</a>
<a name="28" href="#28">28</a> <strong class="jxr_keyword">import</strong> javax.servlet.http.HttpServletRequest;
<a name="29" href="#29">29</a> <strong class="jxr_keyword">import</strong> javax.servlet.http.HttpServletResponse;
<a name="30" href="#30">30</a>
<a name="31" href="#31">31</a> <em class="jxr_javadoccomment">/**</em>
<a name="32" href="#32">32</a> <em class="jxr_javadoccomment"> * A Spring MVC interceptor that adds the currentUser into the request as a request attribute</em>
<a name="33" href="#33">33</a> <em class="jxr_javadoccomment"> * before the JSP is rendered. This operation is assumed to be fast because the User should be</em>
<a name="34" href="#34">34</a> <em class="jxr_javadoccomment"> * cached in the Hibernate second-level cache.</em>
<a name="35" href="#35">35</a> <em class="jxr_javadoccomment"> */</em>
<a name="36" href="#36">36</a> @Component
<a name="37" href="#37">37</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../../org/apache/shiro/samples/sprhib/web/CurrentUserInterceptor.html">CurrentUserInterceptor</a> <strong class="jxr_keyword">extends</strong> HandlerInterceptorAdapter {
<a name="38" href="#38">38</a>
<a name="39" href="#39">39</a> <strong class="jxr_keyword">private</strong> <a href="../../../../../../org/apache/shiro/samples/sprhib/service/UserService.html">UserService</a> userService;
<a name="40" href="#40">40</a>
<a name="41" href="#41">41</a> @Autowired
<a name="42" href="#42">42</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setUserService(<a href="../../../../../../org/apache/shiro/samples/sprhib/service/UserService.html">UserService</a> userService) {
<a name="43" href="#43">43</a> <strong class="jxr_keyword">this</strong>.userService = userService;
<a name="44" href="#44">44</a> }
<a name="45" href="#45">45</a>
<a name="46" href="#46">46</a> @Override
<a name="47" href="#47">47</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> postHandle(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o, ModelAndView modelAndView) <strong class="jxr_keyword">throws</strong> Exception {
<a name="48" href="#48">48</a> <em class="jxr_comment">// Add the current user into the request</em>
<a name="49" href="#49">49</a> <a href="../../../../../../org/apache/shiro/samples/sprhib/model/User.html">User</a> currentUser = userService.getCurrentUser();
<a name="50" href="#50">50</a> <strong class="jxr_keyword">if</strong>( currentUser != <strong class="jxr_keyword">null</strong> ) {
<a name="51" href="#51">51</a> httpServletRequest.setAttribute( <span class="jxr_string">"currentUser"</span>, currentUser );
<a name="52" href="#52">52</a> }
<a name="53" href="#53">53</a> }
<a name="54" href="#54">54</a> }
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