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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.aspectj;<a name="line.19"></a> |
| <FONT color="green">020</FONT> <a name="line.20"></a> |
| <FONT color="green">021</FONT> import org.apache.shiro.aop.MethodInvocation;<a name="line.21"></a> |
| <FONT color="green">022</FONT> import org.aspectj.lang.JoinPoint;<a name="line.22"></a> |
| <FONT color="green">023</FONT> import org.aspectj.lang.reflect.AdviceSignature;<a name="line.23"></a> |
| <FONT color="green">024</FONT> import org.aspectj.lang.reflect.MethodSignature;<a name="line.24"></a> |
| <FONT color="green">025</FONT> <a name="line.25"></a> |
| <FONT color="green">026</FONT> import java.lang.reflect.Method;<a name="line.26"></a> |
| <FONT color="green">027</FONT> <a name="line.27"></a> |
| <FONT color="green">028</FONT> /**<a name="line.28"></a> |
| <FONT color="green">029</FONT> * Helper class that adapts an AspectJ {@link JoinPoint JoinPoint}.<a name="line.29"></a> |
| <FONT color="green">030</FONT> *<a name="line.30"></a> |
| <FONT color="green">031</FONT> * @since 1.0<a name="line.31"></a> |
| <FONT color="green">032</FONT> */<a name="line.32"></a> |
| <FONT color="green">033</FONT> public class BeforeAdviceMethodInvocationAdapter implements MethodInvocation {<a name="line.33"></a> |
| <FONT color="green">034</FONT> <a name="line.34"></a> |
| <FONT color="green">035</FONT> private Object _object;<a name="line.35"></a> |
| <FONT color="green">036</FONT> private Method _method;<a name="line.36"></a> |
| <FONT color="green">037</FONT> private Object[] _arguments;<a name="line.37"></a> |
| <FONT color="green">038</FONT> <a name="line.38"></a> |
| <FONT color="green">039</FONT> /**<a name="line.39"></a> |
| <FONT color="green">040</FONT> * Factory method that creates a new {@link BeforeAdviceMethodInvocationAdapter} instance<a name="line.40"></a> |
| <FONT color="green">041</FONT> * using the AspectJ {@link JoinPoint} provided. If the joint point passed in is not<a name="line.41"></a> |
| <FONT color="green">042</FONT> * a method joint point, this method throws an {@link IllegalArgumentException}.<a name="line.42"></a> |
| <FONT color="green">043</FONT> *<a name="line.43"></a> |
| <FONT color="green">044</FONT> * @param aJoinPoint The AspectJ {@link JoinPoint} to use to adapt the advice.<a name="line.44"></a> |
| <FONT color="green">045</FONT> * @return The created instance.<a name="line.45"></a> |
| <FONT color="green">046</FONT> * @throws IllegalArgumentException If the join point passed in does not involve a method call.<a name="line.46"></a> |
| <FONT color="green">047</FONT> */<a name="line.47"></a> |
| <FONT color="green">048</FONT> public static BeforeAdviceMethodInvocationAdapter createFrom(JoinPoint aJoinPoint) {<a name="line.48"></a> |
| <FONT color="green">049</FONT> if (aJoinPoint.getSignature() instanceof MethodSignature) {<a name="line.49"></a> |
| <FONT color="green">050</FONT> return new BeforeAdviceMethodInvocationAdapter(aJoinPoint.getThis(),<a name="line.50"></a> |
| <FONT color="green">051</FONT> ((MethodSignature) aJoinPoint.getSignature()).getMethod(),<a name="line.51"></a> |
| <FONT color="green">052</FONT> aJoinPoint.getArgs());<a name="line.52"></a> |
| <FONT color="green">053</FONT> <a name="line.53"></a> |
| <FONT color="green">054</FONT> } else if (aJoinPoint.getSignature() instanceof AdviceSignature) {<a name="line.54"></a> |
| <FONT color="green">055</FONT> return new BeforeAdviceMethodInvocationAdapter(aJoinPoint.getThis(),<a name="line.55"></a> |
| <FONT color="green">056</FONT> ((AdviceSignature) aJoinPoint.getSignature()).getAdvice(),<a name="line.56"></a> |
| <FONT color="green">057</FONT> aJoinPoint.getArgs());<a name="line.57"></a> |
| <FONT color="green">058</FONT> <a name="line.58"></a> |
| <FONT color="green">059</FONT> } else {<a name="line.59"></a> |
| <FONT color="green">060</FONT> throw new IllegalArgumentException("The joint point signature is invalid: expected a MethodSignature or an AdviceSignature but was " + aJoinPoint.getSignature());<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> /**<a name="line.64"></a> |
| <FONT color="green">065</FONT> * Creates a new {@link BeforeAdviceMethodInvocationAdapter} instance.<a name="line.65"></a> |
| <FONT color="green">066</FONT> *<a name="line.66"></a> |
| <FONT color="green">067</FONT> * @param aMethod The method to invoke.<a name="line.67"></a> |
| <FONT color="green">068</FONT> * @param someArguments The arguments of the method invocation.<a name="line.68"></a> |
| <FONT color="green">069</FONT> */<a name="line.69"></a> |
| <FONT color="green">070</FONT> public BeforeAdviceMethodInvocationAdapter(Object anObject, Method aMethod, Object[] someArguments) {<a name="line.70"></a> |
| <FONT color="green">071</FONT> _object = anObject;<a name="line.71"></a> |
| <FONT color="green">072</FONT> _method = aMethod;<a name="line.72"></a> |
| <FONT color="green">073</FONT> _arguments = someArguments;<a name="line.73"></a> |
| <FONT color="green">074</FONT> }<a name="line.74"></a> |
| <FONT color="green">075</FONT> <a name="line.75"></a> |
| <FONT color="green">076</FONT> /* (non-Javadoc)<a name="line.76"></a> |
| <FONT color="green">077</FONT> * @see org.apache.shiro.aop.MethodInvocation#getArguments()<a name="line.77"></a> |
| <FONT color="green">078</FONT> */<a name="line.78"></a> |
| <FONT color="green">079</FONT> <a name="line.79"></a> |
| <FONT color="green">080</FONT> public Object[] getArguments() {<a name="line.80"></a> |
| <FONT color="green">081</FONT> return _arguments;<a name="line.81"></a> |
| <FONT color="green">082</FONT> }<a name="line.82"></a> |
| <FONT color="green">083</FONT> <a name="line.83"></a> |
| <FONT color="green">084</FONT> /* (non-Javadoc)<a name="line.84"></a> |
| <FONT color="green">085</FONT> * @see org.apache.shiro.aop.MethodInvocation#getMethod()<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> public Method getMethod() {<a name="line.88"></a> |
| <FONT color="green">089</FONT> return _method;<a name="line.89"></a> |
| <FONT color="green">090</FONT> }<a name="line.90"></a> |
| <FONT color="green">091</FONT> <a name="line.91"></a> |
| <FONT color="green">092</FONT> /* (non-Javadoc)<a name="line.92"></a> |
| <FONT color="green">093</FONT> * @see org.apache.shiro.aop.MethodInvocation#proceed()<a name="line.93"></a> |
| <FONT color="green">094</FONT> */<a name="line.94"></a> |
| <FONT color="green">095</FONT> <a name="line.95"></a> |
| <FONT color="green">096</FONT> public Object proceed() throws Throwable {<a name="line.96"></a> |
| <FONT color="green">097</FONT> // Do nothing since this adapts a before advice<a name="line.97"></a> |
| <FONT color="green">098</FONT> return null;<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> * @since 1.0<a name="line.102"></a> |
| <FONT color="green">103</FONT> */<a name="line.103"></a> |
| <FONT color="green">104</FONT> public Object getThis() {<a name="line.104"></a> |
| <FONT color="green">105</FONT> return _object;<a name="line.105"></a> |
| <FONT color="green">106</FONT> }<a name="line.106"></a> |
| <FONT color="green">107</FONT> }<a name="line.107"></a> |
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