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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.authz.aop;<a name="line.19"></a> |
| <FONT color="green">020</FONT> <a name="line.20"></a> |
| <FONT color="green">021</FONT> import java.util.ArrayList;<a name="line.21"></a> |
| <FONT color="green">022</FONT> import java.util.Collection;<a name="line.22"></a> |
| <FONT color="green">023</FONT> <a name="line.23"></a> |
| <FONT color="green">024</FONT> import org.apache.shiro.aop.MethodInvocation;<a name="line.24"></a> |
| <FONT color="green">025</FONT> import org.apache.shiro.authz.AuthorizationException;<a name="line.25"></a> |
| <FONT color="green">026</FONT> <a name="line.26"></a> |
| <FONT color="green">027</FONT> /**<a name="line.27"></a> |
| <FONT color="green">028</FONT> * An <tt>AnnotationsAuthorizingMethodInterceptor</tt> is a MethodInterceptor that asserts a given method is authorized<a name="line.28"></a> |
| <FONT color="green">029</FONT> * to execute based on one or more configured <tt>AuthorizingAnnotationMethodInterceptor</tt>s.<a name="line.29"></a> |
| <FONT color="green">030</FONT> *<a name="line.30"></a> |
| <FONT color="green">031</FONT> * <p>This allows multiple annotations on a method to be processed before the method<a name="line.31"></a> |
| <FONT color="green">032</FONT> * executes, and if any of the <tt>AuthorizingAnnotationMethodInterceptor</tt>s indicate that the method should not be<a name="line.32"></a> |
| <FONT color="green">033</FONT> * executed, an <tt>AuthorizationException</tt> will be thrown, otherwise the method will be invoked as expected.<a name="line.33"></a> |
| <FONT color="green">034</FONT> *<a name="line.34"></a> |
| <FONT color="green">035</FONT> * <p>It is essentially a convenience mechanism to allow multiple annotations to be processed in a single method<a name="line.35"></a> |
| <FONT color="green">036</FONT> * interceptor.<a name="line.36"></a> |
| <FONT color="green">037</FONT> *<a name="line.37"></a> |
| <FONT color="green">038</FONT> * @since 0.2<a name="line.38"></a> |
| <FONT color="green">039</FONT> */<a name="line.39"></a> |
| <FONT color="green">040</FONT> public abstract class AnnotationsAuthorizingMethodInterceptor extends AuthorizingMethodInterceptor {<a name="line.40"></a> |
| <FONT color="green">041</FONT> <a name="line.41"></a> |
| <FONT color="green">042</FONT> /**<a name="line.42"></a> |
| <FONT color="green">043</FONT> * The method interceptors to execute for the annotated method.<a name="line.43"></a> |
| <FONT color="green">044</FONT> */<a name="line.44"></a> |
| <FONT color="green">045</FONT> protected Collection<AuthorizingAnnotationMethodInterceptor> methodInterceptors;<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> * Default no-argument constructor that defaults the <a name="line.48"></a> |
| <FONT color="green">049</FONT> * {@link #methodInterceptors methodInterceptors} attribute to contain two interceptors by default - the<a name="line.49"></a> |
| <FONT color="green">050</FONT> * {@link RoleAnnotationMethodInterceptor RoleAnnotationMethodInterceptor} and the<a name="line.50"></a> |
| <FONT color="green">051</FONT> * {@link PermissionAnnotationMethodInterceptor PermissionAnnotationMethodInterceptor} to<a name="line.51"></a> |
| <FONT color="green">052</FONT> * support role and permission annotations.<a name="line.52"></a> |
| <FONT color="green">053</FONT> */<a name="line.53"></a> |
| <FONT color="green">054</FONT> public AnnotationsAuthorizingMethodInterceptor() {<a name="line.54"></a> |
| <FONT color="green">055</FONT> methodInterceptors = new ArrayList<AuthorizingAnnotationMethodInterceptor>(5);<a name="line.55"></a> |
| <FONT color="green">056</FONT> methodInterceptors.add(new RoleAnnotationMethodInterceptor());<a name="line.56"></a> |
| <FONT color="green">057</FONT> methodInterceptors.add(new PermissionAnnotationMethodInterceptor());<a name="line.57"></a> |
| <FONT color="green">058</FONT> methodInterceptors.add(new AuthenticatedAnnotationMethodInterceptor());<a name="line.58"></a> |
| <FONT color="green">059</FONT> methodInterceptors.add(new UserAnnotationMethodInterceptor());<a name="line.59"></a> |
| <FONT color="green">060</FONT> methodInterceptors.add(new GuestAnnotationMethodInterceptor());<a name="line.60"></a> |
| <FONT color="green">061</FONT> }<a name="line.61"></a> |
| <FONT color="green">062</FONT> <a name="line.62"></a> |
| <FONT color="green">063</FONT> /**<a name="line.63"></a> |
| <FONT color="green">064</FONT> * Returns the method interceptors to execute for the annotated method.<a name="line.64"></a> |
| <FONT color="green">065</FONT> * <p/><a name="line.65"></a> |
| <FONT color="green">066</FONT> * Unless overridden by the {@link #setMethodInterceptors(java.util.Collection)} method, the default collection<a name="line.66"></a> |
| <FONT color="green">067</FONT> * contains a<a name="line.67"></a> |
| <FONT color="green">068</FONT> * {@link RoleAnnotationMethodInterceptor RoleAnnotationMethodInterceptor} and a<a name="line.68"></a> |
| <FONT color="green">069</FONT> * {@link PermissionAnnotationMethodInterceptor PermissionAnnotationMethodInterceptor} to<a name="line.69"></a> |
| <FONT color="green">070</FONT> * support role and permission annotations automatically.<a name="line.70"></a> |
| <FONT color="green">071</FONT> * @return the method interceptors to execute for the annotated method.<a name="line.71"></a> |
| <FONT color="green">072</FONT> */<a name="line.72"></a> |
| <FONT color="green">073</FONT> public Collection<AuthorizingAnnotationMethodInterceptor> getMethodInterceptors() {<a name="line.73"></a> |
| <FONT color="green">074</FONT> return methodInterceptors;<a name="line.74"></a> |
| <FONT color="green">075</FONT> }<a name="line.75"></a> |
| <FONT color="green">076</FONT> <a name="line.76"></a> |
| <FONT color="green">077</FONT> /**<a name="line.77"></a> |
| <FONT color="green">078</FONT> * Sets the method interceptors to execute for the annotated method.<a name="line.78"></a> |
| <FONT color="green">079</FONT> * @param methodInterceptors the method interceptors to execute for the annotated method.<a name="line.79"></a> |
| <FONT color="green">080</FONT> * @see #getMethodInterceptors()<a name="line.80"></a> |
| <FONT color="green">081</FONT> */<a name="line.81"></a> |
| <FONT color="green">082</FONT> public void setMethodInterceptors(Collection<AuthorizingAnnotationMethodInterceptor> methodInterceptors) {<a name="line.82"></a> |
| <FONT color="green">083</FONT> this.methodInterceptors = methodInterceptors;<a name="line.83"></a> |
| <FONT color="green">084</FONT> }<a name="line.84"></a> |
| <FONT color="green">085</FONT> <a name="line.85"></a> |
| <FONT color="green">086</FONT> /**<a name="line.86"></a> |
| <FONT color="green">087</FONT> * Iterates over the internal {@link #getMethodInterceptors() methodInterceptors} collection, and for each one,<a name="line.87"></a> |
| <FONT color="green">088</FONT> * ensures that if the interceptor<a name="line.88"></a> |
| <FONT color="green">089</FONT> * {@link AuthorizingAnnotationMethodInterceptor#supports(org.apache.shiro.aop.MethodInvocation) supports}<a name="line.89"></a> |
| <FONT color="green">090</FONT> * the invocation, that the interceptor<a name="line.90"></a> |
| <FONT color="green">091</FONT> * {@link AuthorizingAnnotationMethodInterceptor#assertAuthorized(org.apache.shiro.aop.MethodInvocation) asserts}<a name="line.91"></a> |
| <FONT color="green">092</FONT> * that the invocation is authorized to proceed.<a name="line.92"></a> |
| <FONT color="green">093</FONT> */<a name="line.93"></a> |
| <FONT color="green">094</FONT> protected void assertAuthorized(MethodInvocation methodInvocation) throws AuthorizationException {<a name="line.94"></a> |
| <FONT color="green">095</FONT> //default implementation just ensures no deny votes are cast:<a name="line.95"></a> |
| <FONT color="green">096</FONT> Collection<AuthorizingAnnotationMethodInterceptor> aamis = getMethodInterceptors();<a name="line.96"></a> |
| <FONT color="green">097</FONT> if (aamis != null && !aamis.isEmpty()) {<a name="line.97"></a> |
| <FONT color="green">098</FONT> for (AuthorizingAnnotationMethodInterceptor aami : aamis) {<a name="line.98"></a> |
| <FONT color="green">099</FONT> if (aami.supports(methodInvocation)) {<a name="line.99"></a> |
| <FONT color="green">100</FONT> aami.assertAuthorized(methodInvocation);<a name="line.100"></a> |
| <FONT color="green">101</FONT> }<a name="line.101"></a> |
| <FONT color="green">102</FONT> }<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> }<a name="line.105"></a> |
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| </PRE> |
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