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<pre><span class="sourceLineNo">001</span><a id="line.1">/*</a>
<span class="sourceLineNo">002</span><a id="line.2"> * Licensed to the Apache Software Foundation (ASF) under one</a>
<span class="sourceLineNo">003</span><a id="line.3"> * or more contributor license agreements. See the NOTICE file</a>
<span class="sourceLineNo">004</span><a id="line.4"> * distributed with this work for additional information</a>
<span class="sourceLineNo">005</span><a id="line.5"> * regarding copyright ownership. The ASF licenses this file</a>
<span class="sourceLineNo">006</span><a id="line.6"> * to you under the Apache License, Version 2.0 (the</a>
<span class="sourceLineNo">007</span><a id="line.7"> * "License"); you may not use this file except in compliance</a>
<span class="sourceLineNo">008</span><a id="line.8"> * with the License. You may obtain a copy of the License at</a>
<span class="sourceLineNo">009</span><a id="line.9"> *</a>
<span class="sourceLineNo">010</span><a id="line.10"> * http://www.apache.org/licenses/LICENSE-2.0</a>
<span class="sourceLineNo">011</span><a id="line.11"> *</a>
<span class="sourceLineNo">012</span><a id="line.12"> * Unless required by applicable law or agreed to in writing,</a>
<span class="sourceLineNo">013</span><a id="line.13"> * software distributed under the License is distributed on an</a>
<span class="sourceLineNo">014</span><a id="line.14"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</a>
<span class="sourceLineNo">015</span><a id="line.15"> * KIND, either express or implied. See the License for the</a>
<span class="sourceLineNo">016</span><a id="line.16"> * specific language governing permissions and limitations</a>
<span class="sourceLineNo">017</span><a id="line.17"> * under the License.</a>
<span class="sourceLineNo">018</span><a id="line.18"> */</a>
<span class="sourceLineNo">019</span><a id="line.19">package org.apache.shiro.authc;</a>
<span class="sourceLineNo">020</span><a id="line.20"></a>
<span class="sourceLineNo">021</span><a id="line.21">import org.apache.shiro.subject.PrincipalCollection;</a>
<span class="sourceLineNo">022</span><a id="line.22"></a>
<span class="sourceLineNo">023</span><a id="line.23">/**</a>
<span class="sourceLineNo">024</span><a id="line.24"> * An {@code AuthenticationListener} listens for notifications while {@code Subject}s authenticate with the system.</a>
<span class="sourceLineNo">025</span><a id="line.25"> *</a>
<span class="sourceLineNo">026</span><a id="line.26"> * @since 0.9</a>
<span class="sourceLineNo">027</span><a id="line.27"> */</a>
<span class="sourceLineNo">028</span><a id="line.28">public interface AuthenticationListener {</a>
<span class="sourceLineNo">029</span><a id="line.29"></a>
<span class="sourceLineNo">030</span><a id="line.30"> /**</a>
<span class="sourceLineNo">031</span><a id="line.31"> * Callback triggered when an authentication attempt for a {@code Subject} has succeeded.</a>
<span class="sourceLineNo">032</span><a id="line.32"> *</a>
<span class="sourceLineNo">033</span><a id="line.33"> * @param token the authentication token submitted during the {@code Subject} (user)'s authentication attempt.</a>
<span class="sourceLineNo">034</span><a id="line.34"> * @param info the authentication-related account data acquired after authentication for the corresponding {@code Subject}.</a>
<span class="sourceLineNo">035</span><a id="line.35"> */</a>
<span class="sourceLineNo">036</span><a id="line.36"> void onSuccess(AuthenticationToken token, AuthenticationInfo info);</a>
<span class="sourceLineNo">037</span><a id="line.37"></a>
<span class="sourceLineNo">038</span><a id="line.38"> /**</a>
<span class="sourceLineNo">039</span><a id="line.39"> * Callback triggered when an authentication attempt for a {@code Subject} has failed.</a>
<span class="sourceLineNo">040</span><a id="line.40"> *</a>
<span class="sourceLineNo">041</span><a id="line.41"> * @param token the authentication token submitted during the {@code Subject} (user)'s authentication attempt.</a>
<span class="sourceLineNo">042</span><a id="line.42"> * @param ae the {@code AuthenticationException} that occurred as a result of the attempt.</a>
<span class="sourceLineNo">043</span><a id="line.43"> */</a>
<span class="sourceLineNo">044</span><a id="line.44"> void onFailure(AuthenticationToken token, AuthenticationException ae);</a>
<span class="sourceLineNo">045</span><a id="line.45"></a>
<span class="sourceLineNo">046</span><a id="line.46"> /**</a>
<span class="sourceLineNo">047</span><a id="line.47"> * Callback triggered when a {@code Subject} logs-out of the system.</a>
<span class="sourceLineNo">048</span><a id="line.48"> * &lt;p/&gt;</a>
<span class="sourceLineNo">049</span><a id="line.49"> * This method will only be triggered when a Subject explicitly logs-out of the session. It will not</a>
<span class="sourceLineNo">050</span><a id="line.50"> * be triggered if their Session times out.</a>
<span class="sourceLineNo">051</span><a id="line.51"> *</a>
<span class="sourceLineNo">052</span><a id="line.52"> * @param principals the identifying principals of the Subject logging out.</a>
<span class="sourceLineNo">053</span><a id="line.53"> */</a>
<span class="sourceLineNo">054</span><a id="line.54"> void onLogout(PrincipalCollection principals);</a>
<span class="sourceLineNo">055</span><a id="line.55">}</a>
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