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<FONT color="green">001</FONT> /*<a name="line.1"></a>
<FONT color="green">002</FONT> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a>
<FONT color="green">003</FONT> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a>
<FONT color="green">004</FONT> * distributed with this work for additional information<a name="line.4"></a>
<FONT color="green">005</FONT> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a>
<FONT color="green">006</FONT> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a>
<FONT color="green">007</FONT> * "License"); you may not use this file except in compliance<a name="line.7"></a>
<FONT color="green">008</FONT> * with the License. You may obtain a copy of the License at<a name="line.8"></a>
<FONT color="green">009</FONT> *<a name="line.9"></a>
<FONT color="green">010</FONT> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a>
<FONT color="green">011</FONT> *<a name="line.11"></a>
<FONT color="green">012</FONT> * Unless required by applicable law or agreed to in writing,<a name="line.12"></a>
<FONT color="green">013</FONT> * software distributed under the License is distributed on an<a name="line.13"></a>
<FONT color="green">014</FONT> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY<a name="line.14"></a>
<FONT color="green">015</FONT> * KIND, either express or implied. See the License for the<a name="line.15"></a>
<FONT color="green">016</FONT> * specific language governing permissions and limitations<a name="line.16"></a>
<FONT color="green">017</FONT> * under the License.<a name="line.17"></a>
<FONT color="green">018</FONT> */<a name="line.18"></a>
<FONT color="green">019</FONT> package org.apache.shiro.spring.security.interceptor;<a name="line.19"></a>
<FONT color="green">020</FONT> <a name="line.20"></a>
<FONT color="green">021</FONT> import org.apache.shiro.authz.annotation.*;<a name="line.21"></a>
<FONT color="green">022</FONT> import org.apache.shiro.mgt.SecurityManager;<a name="line.22"></a>
<FONT color="green">023</FONT> import org.slf4j.Logger;<a name="line.23"></a>
<FONT color="green">024</FONT> import org.slf4j.LoggerFactory;<a name="line.24"></a>
<FONT color="green">025</FONT> import org.springframework.aop.support.StaticMethodMatcherPointcutAdvisor;<a name="line.25"></a>
<FONT color="green">026</FONT> import org.springframework.core.annotation.AnnotationUtils;<a name="line.26"></a>
<FONT color="green">027</FONT> <a name="line.27"></a>
<FONT color="green">028</FONT> import java.lang.annotation.Annotation;<a name="line.28"></a>
<FONT color="green">029</FONT> import java.lang.reflect.Method;<a name="line.29"></a>
<FONT color="green">030</FONT> <a name="line.30"></a>
<FONT color="green">031</FONT> <a name="line.31"></a>
<FONT color="green">032</FONT> /**<a name="line.32"></a>
<FONT color="green">033</FONT> * TODO - complete JavaDoc<a name="line.33"></a>
<FONT color="green">034</FONT> *<a name="line.34"></a>
<FONT color="green">035</FONT> * @since 0.1<a name="line.35"></a>
<FONT color="green">036</FONT> */<a name="line.36"></a>
<FONT color="green">037</FONT> @SuppressWarnings({"unchecked"})<a name="line.37"></a>
<FONT color="green">038</FONT> public class AuthorizationAttributeSourceAdvisor extends StaticMethodMatcherPointcutAdvisor {<a name="line.38"></a>
<FONT color="green">039</FONT> <a name="line.39"></a>
<FONT color="green">040</FONT> private static final Logger log = LoggerFactory.getLogger(AuthorizationAttributeSourceAdvisor.class);<a name="line.40"></a>
<FONT color="green">041</FONT> <a name="line.41"></a>
<FONT color="green">042</FONT> private static final Class&lt;? extends Annotation&gt;[] AUTHZ_ANNOTATION_CLASSES =<a name="line.42"></a>
<FONT color="green">043</FONT> new Class[] {<a name="line.43"></a>
<FONT color="green">044</FONT> RequiresPermissions.class, RequiresRoles.class,<a name="line.44"></a>
<FONT color="green">045</FONT> RequiresUser.class, RequiresGuest.class, RequiresAuthentication.class<a name="line.45"></a>
<FONT color="green">046</FONT> };<a name="line.46"></a>
<FONT color="green">047</FONT> <a name="line.47"></a>
<FONT color="green">048</FONT> protected SecurityManager securityManager = null;<a name="line.48"></a>
<FONT color="green">049</FONT> <a name="line.49"></a>
<FONT color="green">050</FONT> /**<a name="line.50"></a>
<FONT color="green">051</FONT> * Create a new AuthorizationAttributeSourceAdvisor.<a name="line.51"></a>
<FONT color="green">052</FONT> */<a name="line.52"></a>
<FONT color="green">053</FONT> public AuthorizationAttributeSourceAdvisor() {<a name="line.53"></a>
<FONT color="green">054</FONT> setAdvice(new AopAllianceAnnotationsAuthorizingMethodInterceptor());<a name="line.54"></a>
<FONT color="green">055</FONT> }<a name="line.55"></a>
<FONT color="green">056</FONT> <a name="line.56"></a>
<FONT color="green">057</FONT> public SecurityManager getSecurityManager() {<a name="line.57"></a>
<FONT color="green">058</FONT> return securityManager;<a name="line.58"></a>
<FONT color="green">059</FONT> }<a name="line.59"></a>
<FONT color="green">060</FONT> <a name="line.60"></a>
<FONT color="green">061</FONT> public void setSecurityManager(org.apache.shiro.mgt.SecurityManager securityManager) {<a name="line.61"></a>
<FONT color="green">062</FONT> this.securityManager = securityManager;<a name="line.62"></a>
<FONT color="green">063</FONT> }<a name="line.63"></a>
<FONT color="green">064</FONT> <a name="line.64"></a>
<FONT color="green">065</FONT> /**<a name="line.65"></a>
<FONT color="green">066</FONT> * Returns &lt;tt&gt;true&lt;/tt&gt; if the method has any Shiro annotations, false otherwise.<a name="line.66"></a>
<FONT color="green">067</FONT> * The annotations inspected are:<a name="line.67"></a>
<FONT color="green">068</FONT> * &lt;ul&gt;<a name="line.68"></a>
<FONT color="green">069</FONT> * &lt;li&gt;{@link org.apache.shiro.authz.annotation.RequiresAuthentication RequiresAuthentication}&lt;/li&gt;<a name="line.69"></a>
<FONT color="green">070</FONT> * &lt;li&gt;{@link org.apache.shiro.authz.annotation.RequiresUser RequiresUser}&lt;/li&gt;<a name="line.70"></a>
<FONT color="green">071</FONT> * &lt;li&gt;{@link org.apache.shiro.authz.annotation.RequiresGuest RequiresGuest}&lt;/li&gt;<a name="line.71"></a>
<FONT color="green">072</FONT> * &lt;li&gt;{@link org.apache.shiro.authz.annotation.RequiresRoles RequiresRoles}&lt;/li&gt;<a name="line.72"></a>
<FONT color="green">073</FONT> * &lt;li&gt;{@link org.apache.shiro.authz.annotation.RequiresPermissions RequiresPermissions}&lt;/li&gt;<a name="line.73"></a>
<FONT color="green">074</FONT> * &lt;/ul&gt;<a name="line.74"></a>
<FONT color="green">075</FONT> *<a name="line.75"></a>
<FONT color="green">076</FONT> * @param method the method to check for a Shiro annotation<a name="line.76"></a>
<FONT color="green">077</FONT> * @param targetClass the class potentially declaring Shiro annotations<a name="line.77"></a>
<FONT color="green">078</FONT> * @return &lt;tt&gt;true&lt;/tt&gt; if the method has a Shiro annotation, false otherwise.<a name="line.78"></a>
<FONT color="green">079</FONT> * @see org.springframework.aop.MethodMatcher#matches(java.lang.reflect.Method, Class)<a name="line.79"></a>
<FONT color="green">080</FONT> */<a name="line.80"></a>
<FONT color="green">081</FONT> public boolean matches(Method method, Class targetClass) {<a name="line.81"></a>
<FONT color="green">082</FONT> Method m = method;<a name="line.82"></a>
<FONT color="green">083</FONT> <a name="line.83"></a>
<FONT color="green">084</FONT> if ( isAuthzAnnotationPresent(m) ) {<a name="line.84"></a>
<FONT color="green">085</FONT> return true;<a name="line.85"></a>
<FONT color="green">086</FONT> }<a name="line.86"></a>
<FONT color="green">087</FONT> <a name="line.87"></a>
<FONT color="green">088</FONT> //The 'method' parameter could be from an interface that doesn't have the annotation.<a name="line.88"></a>
<FONT color="green">089</FONT> //Check to see if the implementation has it.<a name="line.89"></a>
<FONT color="green">090</FONT> if ( targetClass != null) {<a name="line.90"></a>
<FONT color="green">091</FONT> try {<a name="line.91"></a>
<FONT color="green">092</FONT> m = targetClass.getMethod(m.getName(), m.getParameterTypes());<a name="line.92"></a>
<FONT color="green">093</FONT> if ( isAuthzAnnotationPresent(m) ) {<a name="line.93"></a>
<FONT color="green">094</FONT> return true;<a name="line.94"></a>
<FONT color="green">095</FONT> }<a name="line.95"></a>
<FONT color="green">096</FONT> } catch (NoSuchMethodException ignored) {<a name="line.96"></a>
<FONT color="green">097</FONT> //default return value is false. If we can't find the method, then obviously<a name="line.97"></a>
<FONT color="green">098</FONT> //there is no annotation, so just use the default return value.<a name="line.98"></a>
<FONT color="green">099</FONT> }<a name="line.99"></a>
<FONT color="green">100</FONT> }<a name="line.100"></a>
<FONT color="green">101</FONT> <a name="line.101"></a>
<FONT color="green">102</FONT> return false;<a name="line.102"></a>
<FONT color="green">103</FONT> }<a name="line.103"></a>
<FONT color="green">104</FONT> <a name="line.104"></a>
<FONT color="green">105</FONT> private boolean isAuthzAnnotationPresent(Method method) {<a name="line.105"></a>
<FONT color="green">106</FONT> for( Class&lt;? extends Annotation&gt; annClass : AUTHZ_ANNOTATION_CLASSES ) {<a name="line.106"></a>
<FONT color="green">107</FONT> Annotation a = AnnotationUtils.findAnnotation(method, annClass);<a name="line.107"></a>
<FONT color="green">108</FONT> if ( a != null ) {<a name="line.108"></a>
<FONT color="green">109</FONT> return true;<a name="line.109"></a>
<FONT color="green">110</FONT> }<a name="line.110"></a>
<FONT color="green">111</FONT> }<a name="line.111"></a>
<FONT color="green">112</FONT> return false;<a name="line.112"></a>
<FONT color="green">113</FONT> }<a name="line.113"></a>
<FONT color="green">114</FONT> <a name="line.114"></a>
<FONT color="green">115</FONT> }<a name="line.115"></a>
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