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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.aop;</a> |
| <span class="sourceLineNo">020</span><a id="line.20"></a> |
| <span class="sourceLineNo">021</span><a id="line.21">import java.lang.annotation.Annotation;</a> |
| <span class="sourceLineNo">022</span><a id="line.22"></a> |
| <span class="sourceLineNo">023</span><a id="line.23">import org.apache.shiro.SecurityUtils;</a> |
| <span class="sourceLineNo">024</span><a id="line.24">import org.apache.shiro.subject.Subject;</a> |
| <span class="sourceLineNo">025</span><a id="line.25"></a> |
| <span class="sourceLineNo">026</span><a id="line.26"></a> |
| <span class="sourceLineNo">027</span><a id="line.27">/**</a> |
| <span class="sourceLineNo">028</span><a id="line.28"> * Base support class for implementations that reads and processes JSR-175 annotations.</a> |
| <span class="sourceLineNo">029</span><a id="line.29"> *</a> |
| <span class="sourceLineNo">030</span><a id="line.30"> * @since 0.9.0</a> |
| <span class="sourceLineNo">031</span><a id="line.31"> */</a> |
| <span class="sourceLineNo">032</span><a id="line.32">public abstract class AnnotationHandler {</a> |
| <span class="sourceLineNo">033</span><a id="line.33"></a> |
| <span class="sourceLineNo">034</span><a id="line.34"> /**</a> |
| <span class="sourceLineNo">035</span><a id="line.35"> * The type of annotation this handler will process.</a> |
| <span class="sourceLineNo">036</span><a id="line.36"> */</a> |
| <span class="sourceLineNo">037</span><a id="line.37"> protected Class<? extends Annotation> annotationClass;</a> |
| <span class="sourceLineNo">038</span><a id="line.38"></a> |
| <span class="sourceLineNo">039</span><a id="line.39"> /**</a> |
| <span class="sourceLineNo">040</span><a id="line.40"> * Constructs an <code>AnnotationHandler</code> who processes annotations of the</a> |
| <span class="sourceLineNo">041</span><a id="line.41"> * specified type. Immediately calls {@link #setAnnotationClass(Class)}.</a> |
| <span class="sourceLineNo">042</span><a id="line.42"> *</a> |
| <span class="sourceLineNo">043</span><a id="line.43"> * @param annotationClass the type of annotation this handler will process.</a> |
| <span class="sourceLineNo">044</span><a id="line.44"> */</a> |
| <span class="sourceLineNo">045</span><a id="line.45"> public AnnotationHandler(Class<? extends Annotation> annotationClass) {</a> |
| <span class="sourceLineNo">046</span><a id="line.46"> setAnnotationClass(annotationClass);</a> |
| <span class="sourceLineNo">047</span><a id="line.47"> }</a> |
| <span class="sourceLineNo">048</span><a id="line.48"></a> |
| <span class="sourceLineNo">049</span><a id="line.49"> /**</a> |
| <span class="sourceLineNo">050</span><a id="line.50"> * Returns the {@link org.apache.shiro.subject.Subject Subject} associated with the currently-executing code.</a> |
| <span class="sourceLineNo">051</span><a id="line.51"> * <p/></a> |
| <span class="sourceLineNo">052</span><a id="line.52"> * This default implementation merely calls <code>{@link org.apache.shiro.SecurityUtils#getSubject SecurityUtils.getSubject()}</code>.</a> |
| <span class="sourceLineNo">053</span><a id="line.53"> *</a> |
| <span class="sourceLineNo">054</span><a id="line.54"> * @return the {@link org.apache.shiro.subject.Subject Subject} associated with the currently-executing code.</a> |
| <span class="sourceLineNo">055</span><a id="line.55"> */</a> |
| <span class="sourceLineNo">056</span><a id="line.56"> protected Subject getSubject() {</a> |
| <span class="sourceLineNo">057</span><a id="line.57"> return SecurityUtils.getSubject();</a> |
| <span class="sourceLineNo">058</span><a id="line.58"> }</a> |
| <span class="sourceLineNo">059</span><a id="line.59"></a> |
| <span class="sourceLineNo">060</span><a id="line.60"> /**</a> |
| <span class="sourceLineNo">061</span><a id="line.61"> * Sets the type of annotation this handler will inspect and process.</a> |
| <span class="sourceLineNo">062</span><a id="line.62"> *</a> |
| <span class="sourceLineNo">063</span><a id="line.63"> * @param annotationClass the type of annotation this handler will process.</a> |
| <span class="sourceLineNo">064</span><a id="line.64"> * @throws IllegalArgumentException if the argument is <code>null</code>.</a> |
| <span class="sourceLineNo">065</span><a id="line.65"> */</a> |
| <span class="sourceLineNo">066</span><a id="line.66"> protected void setAnnotationClass(Class<? extends Annotation> annotationClass)</a> |
| <span class="sourceLineNo">067</span><a id="line.67"> throws IllegalArgumentException {</a> |
| <span class="sourceLineNo">068</span><a id="line.68"> if (annotationClass == null) {</a> |
| <span class="sourceLineNo">069</span><a id="line.69"> String msg = "annotationClass argument cannot be null";</a> |
| <span class="sourceLineNo">070</span><a id="line.70"> throw new IllegalArgumentException(msg);</a> |
| <span class="sourceLineNo">071</span><a id="line.71"> }</a> |
| <span class="sourceLineNo">072</span><a id="line.72"> this.annotationClass = annotationClass;</a> |
| <span class="sourceLineNo">073</span><a id="line.73"> }</a> |
| <span class="sourceLineNo">074</span><a id="line.74"></a> |
| <span class="sourceLineNo">075</span><a id="line.75"> /**</a> |
| <span class="sourceLineNo">076</span><a id="line.76"> * Returns the type of annotation this handler inspects and processes.</a> |
| <span class="sourceLineNo">077</span><a id="line.77"> *</a> |
| <span class="sourceLineNo">078</span><a id="line.78"> * @return the type of annotation this handler inspects and processes.</a> |
| <span class="sourceLineNo">079</span><a id="line.79"> */</a> |
| <span class="sourceLineNo">080</span><a id="line.80"> public Class<? extends Annotation> getAnnotationClass() {</a> |
| <span class="sourceLineNo">081</span><a id="line.81"> return this.annotationClass;</a> |
| <span class="sourceLineNo">082</span><a id="line.82"> }</a> |
| <span class="sourceLineNo">083</span><a id="line.83"></a> |
| <span class="sourceLineNo">084</span><a id="line.84">}</a> |
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