| <!DOCTYPE HTML> |
| <html lang="en"> |
| <head> |
| <title>Source code</title> |
| <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style"> |
| </head> |
| <body> |
| <main role="main"> |
| <div class="sourceContainer"> |
| <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.util;</a> |
| <span class="sourceLineNo">020</span><a id="line.20"></a> |
| <span class="sourceLineNo">021</span><a id="line.21">import org.slf4j.Logger;</a> |
| <span class="sourceLineNo">022</span><a id="line.22">import org.slf4j.LoggerFactory;</a> |
| <span class="sourceLineNo">023</span><a id="line.23"></a> |
| <span class="sourceLineNo">024</span><a id="line.24">import java.io.InputStream;</a> |
| <span class="sourceLineNo">025</span><a id="line.25">import java.lang.annotation.Annotation;</a> |
| <span class="sourceLineNo">026</span><a id="line.26">import java.lang.reflect.Constructor;</a> |
| <span class="sourceLineNo">027</span><a id="line.27">import java.lang.reflect.Method;</a> |
| <span class="sourceLineNo">028</span><a id="line.28">import java.util.ArrayList;</a> |
| <span class="sourceLineNo">029</span><a id="line.29">import java.util.HashMap;</a> |
| <span class="sourceLineNo">030</span><a id="line.30">import java.util.List;</a> |
| <span class="sourceLineNo">031</span><a id="line.31"></a> |
| <span class="sourceLineNo">032</span><a id="line.32"></a> |
| <span class="sourceLineNo">033</span><a id="line.33">/**</a> |
| <span class="sourceLineNo">034</span><a id="line.34"> * Utility method library used to conveniently interact with <code>Class</code>es, such as acquiring them from the</a> |
| <span class="sourceLineNo">035</span><a id="line.35"> * application <code>ClassLoader</code>s and instantiating Objects from them.</a> |
| <span class="sourceLineNo">036</span><a id="line.36"> *</a> |
| <span class="sourceLineNo">037</span><a id="line.37"> * @since 0.1</a> |
| <span class="sourceLineNo">038</span><a id="line.38"> */</a> |
| <span class="sourceLineNo">039</span><a id="line.39">public class ClassUtils {</a> |
| <span class="sourceLineNo">040</span><a id="line.40"></a> |
| <span class="sourceLineNo">041</span><a id="line.41"> //TODO - complete JavaDoc</a> |
| <span class="sourceLineNo">042</span><a id="line.42"></a> |
| <span class="sourceLineNo">043</span><a id="line.43"> /**</a> |
| <span class="sourceLineNo">044</span><a id="line.44"> * Private internal log instance.</a> |
| <span class="sourceLineNo">045</span><a id="line.45"> */</a> |
| <span class="sourceLineNo">046</span><a id="line.46"> private static final Logger log = LoggerFactory.getLogger(ClassUtils.class);</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"> * SHIRO-767: add a map to mapping primitive data type</a> |
| <span class="sourceLineNo">051</span><a id="line.51"> */</a> |
| <span class="sourceLineNo">052</span><a id="line.52"> private static final HashMap<String, Class<?>> primClasses</a> |
| <span class="sourceLineNo">053</span><a id="line.53"> = new HashMap<>(8, 1.0F);</a> |
| <span class="sourceLineNo">054</span><a id="line.54"> static {</a> |
| <span class="sourceLineNo">055</span><a id="line.55"> primClasses.put("boolean", boolean.class);</a> |
| <span class="sourceLineNo">056</span><a id="line.56"> primClasses.put("byte", byte.class);</a> |
| <span class="sourceLineNo">057</span><a id="line.57"> primClasses.put("char", char.class);</a> |
| <span class="sourceLineNo">058</span><a id="line.58"> primClasses.put("short", short.class);</a> |
| <span class="sourceLineNo">059</span><a id="line.59"> primClasses.put("int", int.class);</a> |
| <span class="sourceLineNo">060</span><a id="line.60"> primClasses.put("long", long.class);</a> |
| <span class="sourceLineNo">061</span><a id="line.61"> primClasses.put("float", float.class);</a> |
| <span class="sourceLineNo">062</span><a id="line.62"> primClasses.put("double", double.class);</a> |
| <span class="sourceLineNo">063</span><a id="line.63"> primClasses.put("void", void.class);</a> |
| <span class="sourceLineNo">064</span><a id="line.64"> }</a> |
| <span class="sourceLineNo">065</span><a id="line.65"></a> |
| <span class="sourceLineNo">066</span><a id="line.66"></a> |
| <span class="sourceLineNo">067</span><a id="line.67"> /**</a> |
| <span class="sourceLineNo">068</span><a id="line.68"> * @since 1.0</a> |
| <span class="sourceLineNo">069</span><a id="line.69"> */</a> |
| <span class="sourceLineNo">070</span><a id="line.70"> private static final ClassLoaderAccessor THREAD_CL_ACCESSOR = new ExceptionIgnoringAccessor() {</a> |
| <span class="sourceLineNo">071</span><a id="line.71"> @Override</a> |
| <span class="sourceLineNo">072</span><a id="line.72"> protected ClassLoader doGetClassLoader() throws Throwable {</a> |
| <span class="sourceLineNo">073</span><a id="line.73"> return Thread.currentThread().getContextClassLoader();</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"></a> |
| <span class="sourceLineNo">077</span><a id="line.77"> /**</a> |
| <span class="sourceLineNo">078</span><a id="line.78"> * @since 1.0</a> |
| <span class="sourceLineNo">079</span><a id="line.79"> */</a> |
| <span class="sourceLineNo">080</span><a id="line.80"> private static final ClassLoaderAccessor CLASS_CL_ACCESSOR = new ExceptionIgnoringAccessor() {</a> |
| <span class="sourceLineNo">081</span><a id="line.81"> @Override</a> |
| <span class="sourceLineNo">082</span><a id="line.82"> protected ClassLoader doGetClassLoader() throws Throwable {</a> |
| <span class="sourceLineNo">083</span><a id="line.83"> return ClassUtils.class.getClassLoader();</a> |
| <span class="sourceLineNo">084</span><a id="line.84"> }</a> |
| <span class="sourceLineNo">085</span><a id="line.85"> };</a> |
| <span class="sourceLineNo">086</span><a id="line.86"></a> |
| <span class="sourceLineNo">087</span><a id="line.87"> /**</a> |
| <span class="sourceLineNo">088</span><a id="line.88"> * @since 1.0</a> |
| <span class="sourceLineNo">089</span><a id="line.89"> */</a> |
| <span class="sourceLineNo">090</span><a id="line.90"> private static final ClassLoaderAccessor SYSTEM_CL_ACCESSOR = new ExceptionIgnoringAccessor() {</a> |
| <span class="sourceLineNo">091</span><a id="line.91"> @Override</a> |
| <span class="sourceLineNo">092</span><a id="line.92"> protected ClassLoader doGetClassLoader() throws Throwable {</a> |
| <span class="sourceLineNo">093</span><a id="line.93"> return ClassLoader.getSystemClassLoader();</a> |
| <span class="sourceLineNo">094</span><a id="line.94"> }</a> |
| <span class="sourceLineNo">095</span><a id="line.95"> };</a> |
| <span class="sourceLineNo">096</span><a id="line.96"></a> |
| <span class="sourceLineNo">097</span><a id="line.97"> /**</a> |
| <span class="sourceLineNo">098</span><a id="line.98"> * Returns the specified resource by checking the current thread's</a> |
| <span class="sourceLineNo">099</span><a id="line.99"> * {@link Thread#getContextClassLoader() context class loader}, then the</a> |
| <span class="sourceLineNo">100</span><a id="line.100"> * current ClassLoader (<code>ClassUtils.class.getClassLoader()</code>), then the system/application</a> |
| <span class="sourceLineNo">101</span><a id="line.101"> * ClassLoader (<code>ClassLoader.getSystemClassLoader()</code>, in that order, using</a> |
| <span class="sourceLineNo">102</span><a id="line.102"> * {@link ClassLoader#getResourceAsStream(String) getResourceAsStream(name)}.</a> |
| <span class="sourceLineNo">103</span><a id="line.103"> *</a> |
| <span class="sourceLineNo">104</span><a id="line.104"> * @param name the name of the resource to acquire from the classloader(s).</a> |
| <span class="sourceLineNo">105</span><a id="line.105"> * @return the InputStream of the resource found, or <code>null</code> if the resource cannot be found from any</a> |
| <span class="sourceLineNo">106</span><a id="line.106"> * of the three mentioned ClassLoaders.</a> |
| <span class="sourceLineNo">107</span><a id="line.107"> * @since 0.9</a> |
| <span class="sourceLineNo">108</span><a id="line.108"> */</a> |
| <span class="sourceLineNo">109</span><a id="line.109"> public static InputStream getResourceAsStream(String name) {</a> |
| <span class="sourceLineNo">110</span><a id="line.110"></a> |
| <span class="sourceLineNo">111</span><a id="line.111"> InputStream is = THREAD_CL_ACCESSOR.getResourceStream(name);</a> |
| <span class="sourceLineNo">112</span><a id="line.112"></a> |
| <span class="sourceLineNo">113</span><a id="line.113"> if (is == null) {</a> |
| <span class="sourceLineNo">114</span><a id="line.114"> if (log.isTraceEnabled()) {</a> |
| <span class="sourceLineNo">115</span><a id="line.115"> log.trace("Resource [" + name + "] was not found via the thread context ClassLoader. Trying the " +</a> |
| <span class="sourceLineNo">116</span><a id="line.116"> "current ClassLoader...");</a> |
| <span class="sourceLineNo">117</span><a id="line.117"> }</a> |
| <span class="sourceLineNo">118</span><a id="line.118"> is = CLASS_CL_ACCESSOR.getResourceStream(name);</a> |
| <span class="sourceLineNo">119</span><a id="line.119"> }</a> |
| <span class="sourceLineNo">120</span><a id="line.120"></a> |
| <span class="sourceLineNo">121</span><a id="line.121"> if (is == null) {</a> |
| <span class="sourceLineNo">122</span><a id="line.122"> if (log.isTraceEnabled()) {</a> |
| <span class="sourceLineNo">123</span><a id="line.123"> log.trace("Resource [" + name + "] was not found via the current class loader. Trying the " +</a> |
| <span class="sourceLineNo">124</span><a id="line.124"> "system/application ClassLoader...");</a> |
| <span class="sourceLineNo">125</span><a id="line.125"> }</a> |
| <span class="sourceLineNo">126</span><a id="line.126"> is = SYSTEM_CL_ACCESSOR.getResourceStream(name);</a> |
| <span class="sourceLineNo">127</span><a id="line.127"> }</a> |
| <span class="sourceLineNo">128</span><a id="line.128"></a> |
| <span class="sourceLineNo">129</span><a id="line.129"> if (is == null && log.isTraceEnabled()) {</a> |
| <span class="sourceLineNo">130</span><a id="line.130"> log.trace("Resource [" + name + "] was not found via the thread context, current, or " +</a> |
| <span class="sourceLineNo">131</span><a id="line.131"> "system/application ClassLoaders. All heuristics have been exhausted. Returning null.");</a> |
| <span class="sourceLineNo">132</span><a id="line.132"> }</a> |
| <span class="sourceLineNo">133</span><a id="line.133"></a> |
| <span class="sourceLineNo">134</span><a id="line.134"> return is;</a> |
| <span class="sourceLineNo">135</span><a id="line.135"> }</a> |
| <span class="sourceLineNo">136</span><a id="line.136"></a> |
| <span class="sourceLineNo">137</span><a id="line.137"> /**</a> |
| <span class="sourceLineNo">138</span><a id="line.138"> * Attempts to load the specified class name from the current thread's</a> |
| <span class="sourceLineNo">139</span><a id="line.139"> * {@link Thread#getContextClassLoader() context class loader}, then the</a> |
| <span class="sourceLineNo">140</span><a id="line.140"> * current ClassLoader (<code>ClassUtils.class.getClassLoader()</code>), then the system/application</a> |
| <span class="sourceLineNo">141</span><a id="line.141"> * ClassLoader (<code>ClassLoader.getSystemClassLoader()</code>, in that order. If any of them cannot locate</a> |
| <span class="sourceLineNo">142</span><a id="line.142"> * the specified class, an <code>UnknownClassException</code> is thrown (our RuntimeException equivalent of</a> |
| <span class="sourceLineNo">143</span><a id="line.143"> * the JRE's <code>ClassNotFoundException</code>.</a> |
| <span class="sourceLineNo">144</span><a id="line.144"> *</a> |
| <span class="sourceLineNo">145</span><a id="line.145"> * @param fqcn the fully qualified class name to load</a> |
| <span class="sourceLineNo">146</span><a id="line.146"> * @return the located class</a> |
| <span class="sourceLineNo">147</span><a id="line.147"> * @throws UnknownClassException if the class cannot be found.</a> |
| <span class="sourceLineNo">148</span><a id="line.148"> */</a> |
| <span class="sourceLineNo">149</span><a id="line.149"> public static Class forName(String fqcn) throws UnknownClassException {</a> |
| <span class="sourceLineNo">150</span><a id="line.150"></a> |
| <span class="sourceLineNo">151</span><a id="line.151"> Class clazz = THREAD_CL_ACCESSOR.loadClass(fqcn);</a> |
| <span class="sourceLineNo">152</span><a id="line.152"></a> |
| <span class="sourceLineNo">153</span><a id="line.153"> if (clazz == null) {</a> |
| <span class="sourceLineNo">154</span><a id="line.154"> if (log.isTraceEnabled()) {</a> |
| <span class="sourceLineNo">155</span><a id="line.155"> log.trace("Unable to load class named [" + fqcn +</a> |
| <span class="sourceLineNo">156</span><a id="line.156"> "] from the thread context ClassLoader. Trying the current ClassLoader...");</a> |
| <span class="sourceLineNo">157</span><a id="line.157"> }</a> |
| <span class="sourceLineNo">158</span><a id="line.158"> clazz = CLASS_CL_ACCESSOR.loadClass(fqcn);</a> |
| <span class="sourceLineNo">159</span><a id="line.159"> }</a> |
| <span class="sourceLineNo">160</span><a id="line.160"></a> |
| <span class="sourceLineNo">161</span><a id="line.161"> if (clazz == null) {</a> |
| <span class="sourceLineNo">162</span><a id="line.162"> if (log.isTraceEnabled()) {</a> |
| <span class="sourceLineNo">163</span><a id="line.163"> log.trace("Unable to load class named [" + fqcn + "] from the current ClassLoader. " +</a> |
| <span class="sourceLineNo">164</span><a id="line.164"> "Trying the system/application ClassLoader...");</a> |
| <span class="sourceLineNo">165</span><a id="line.165"> }</a> |
| <span class="sourceLineNo">166</span><a id="line.166"> clazz = SYSTEM_CL_ACCESSOR.loadClass(fqcn);</a> |
| <span class="sourceLineNo">167</span><a id="line.167"> }</a> |
| <span class="sourceLineNo">168</span><a id="line.168"></a> |
| <span class="sourceLineNo">169</span><a id="line.169"> if (clazz == null) {</a> |
| <span class="sourceLineNo">170</span><a id="line.170"> //SHIRO-767: support for getting primitive data type,such as int,double...</a> |
| <span class="sourceLineNo">171</span><a id="line.171"> clazz = primClasses.get(fqcn);</a> |
| <span class="sourceLineNo">172</span><a id="line.172"> }</a> |
| <span class="sourceLineNo">173</span><a id="line.173"></a> |
| <span class="sourceLineNo">174</span><a id="line.174"> if (clazz == null) {</a> |
| <span class="sourceLineNo">175</span><a id="line.175"> String msg = "Unable to load class named [" + fqcn + "] from the thread context, current, or " +</a> |
| <span class="sourceLineNo">176</span><a id="line.176"> "system/application ClassLoaders. All heuristics have been exhausted. Class could not be found.";</a> |
| <span class="sourceLineNo">177</span><a id="line.177"> throw new UnknownClassException(msg);</a> |
| <span class="sourceLineNo">178</span><a id="line.178"> }</a> |
| <span class="sourceLineNo">179</span><a id="line.179"></a> |
| <span class="sourceLineNo">180</span><a id="line.180"> return clazz;</a> |
| <span class="sourceLineNo">181</span><a id="line.181"> }</a> |
| <span class="sourceLineNo">182</span><a id="line.182"></a> |
| <span class="sourceLineNo">183</span><a id="line.183"> public static boolean isAvailable(String fullyQualifiedClassName) {</a> |
| <span class="sourceLineNo">184</span><a id="line.184"> try {</a> |
| <span class="sourceLineNo">185</span><a id="line.185"> forName(fullyQualifiedClassName);</a> |
| <span class="sourceLineNo">186</span><a id="line.186"> return true;</a> |
| <span class="sourceLineNo">187</span><a id="line.187"> } catch (UnknownClassException e) {</a> |
| <span class="sourceLineNo">188</span><a id="line.188"> return false;</a> |
| <span class="sourceLineNo">189</span><a id="line.189"> }</a> |
| <span class="sourceLineNo">190</span><a id="line.190"> }</a> |
| <span class="sourceLineNo">191</span><a id="line.191"></a> |
| <span class="sourceLineNo">192</span><a id="line.192"> public static Object newInstance(String fqcn) {</a> |
| <span class="sourceLineNo">193</span><a id="line.193"> return newInstance(forName(fqcn));</a> |
| <span class="sourceLineNo">194</span><a id="line.194"> }</a> |
| <span class="sourceLineNo">195</span><a id="line.195"></a> |
| <span class="sourceLineNo">196</span><a id="line.196"> public static Object newInstance(String fqcn, Object... args) {</a> |
| <span class="sourceLineNo">197</span><a id="line.197"> return newInstance(forName(fqcn), args);</a> |
| <span class="sourceLineNo">198</span><a id="line.198"> }</a> |
| <span class="sourceLineNo">199</span><a id="line.199"></a> |
| <span class="sourceLineNo">200</span><a id="line.200"> public static Object newInstance(Class clazz) {</a> |
| <span class="sourceLineNo">201</span><a id="line.201"> if (clazz == null) {</a> |
| <span class="sourceLineNo">202</span><a id="line.202"> String msg = "Class method parameter cannot be null.";</a> |
| <span class="sourceLineNo">203</span><a id="line.203"> throw new IllegalArgumentException(msg);</a> |
| <span class="sourceLineNo">204</span><a id="line.204"> }</a> |
| <span class="sourceLineNo">205</span><a id="line.205"> try {</a> |
| <span class="sourceLineNo">206</span><a id="line.206"> return clazz.newInstance();</a> |
| <span class="sourceLineNo">207</span><a id="line.207"> } catch (Exception e) {</a> |
| <span class="sourceLineNo">208</span><a id="line.208"> throw new InstantiationException("Unable to instantiate class [" + clazz.getName() + "]", e);</a> |
| <span class="sourceLineNo">209</span><a id="line.209"> }</a> |
| <span class="sourceLineNo">210</span><a id="line.210"> }</a> |
| <span class="sourceLineNo">211</span><a id="line.211"></a> |
| <span class="sourceLineNo">212</span><a id="line.212"> public static Object newInstance(Class clazz, Object... args) {</a> |
| <span class="sourceLineNo">213</span><a id="line.213"> Class[] argTypes = new Class[args.length];</a> |
| <span class="sourceLineNo">214</span><a id="line.214"> for (int i = 0; i < args.length; i++) {</a> |
| <span class="sourceLineNo">215</span><a id="line.215"> argTypes[i] = args[i].getClass();</a> |
| <span class="sourceLineNo">216</span><a id="line.216"> }</a> |
| <span class="sourceLineNo">217</span><a id="line.217"> Constructor ctor = getConstructor(clazz, argTypes);</a> |
| <span class="sourceLineNo">218</span><a id="line.218"> return instantiate(ctor, args);</a> |
| <span class="sourceLineNo">219</span><a id="line.219"> }</a> |
| <span class="sourceLineNo">220</span><a id="line.220"></a> |
| <span class="sourceLineNo">221</span><a id="line.221"> public static Constructor getConstructor(Class clazz, Class... argTypes) {</a> |
| <span class="sourceLineNo">222</span><a id="line.222"> try {</a> |
| <span class="sourceLineNo">223</span><a id="line.223"> return clazz.getConstructor(argTypes);</a> |
| <span class="sourceLineNo">224</span><a id="line.224"> } catch (NoSuchMethodException e) {</a> |
| <span class="sourceLineNo">225</span><a id="line.225"> throw new IllegalStateException(e);</a> |
| <span class="sourceLineNo">226</span><a id="line.226"> }</a> |
| <span class="sourceLineNo">227</span><a id="line.227"></a> |
| <span class="sourceLineNo">228</span><a id="line.228"> }</a> |
| <span class="sourceLineNo">229</span><a id="line.229"></a> |
| <span class="sourceLineNo">230</span><a id="line.230"> public static Object instantiate(Constructor ctor, Object... args) {</a> |
| <span class="sourceLineNo">231</span><a id="line.231"> try {</a> |
| <span class="sourceLineNo">232</span><a id="line.232"> return ctor.newInstance(args);</a> |
| <span class="sourceLineNo">233</span><a id="line.233"> } catch (Exception e) {</a> |
| <span class="sourceLineNo">234</span><a id="line.234"> String msg = "Unable to instantiate Permission instance with constructor [" + ctor + "]";</a> |
| <span class="sourceLineNo">235</span><a id="line.235"> throw new InstantiationException(msg, e);</a> |
| <span class="sourceLineNo">236</span><a id="line.236"> }</a> |
| <span class="sourceLineNo">237</span><a id="line.237"> }</a> |
| <span class="sourceLineNo">238</span><a id="line.238"></a> |
| <span class="sourceLineNo">239</span><a id="line.239"> /**</a> |
| <span class="sourceLineNo">240</span><a id="line.240"> *</a> |
| <span class="sourceLineNo">241</span><a id="line.241"> * @param type</a> |
| <span class="sourceLineNo">242</span><a id="line.242"> * @param annotation</a> |
| <span class="sourceLineNo">243</span><a id="line.243"> * @return</a> |
| <span class="sourceLineNo">244</span><a id="line.244"> * @since 1.3</a> |
| <span class="sourceLineNo">245</span><a id="line.245"> */</a> |
| <span class="sourceLineNo">246</span><a id="line.246"> public static List<Method> getAnnotatedMethods(final Class<?> type, final Class<? extends Annotation> annotation) {</a> |
| <span class="sourceLineNo">247</span><a id="line.247"> final List<Method> methods = new ArrayList<Method>();</a> |
| <span class="sourceLineNo">248</span><a id="line.248"> Class<?> clazz = type;</a> |
| <span class="sourceLineNo">249</span><a id="line.249"> while (!Object.class.equals(clazz)) {</a> |
| <span class="sourceLineNo">250</span><a id="line.250"> Method[] currentClassMethods = clazz.getDeclaredMethods();</a> |
| <span class="sourceLineNo">251</span><a id="line.251"> for (final Method method : currentClassMethods) {</a> |
| <span class="sourceLineNo">252</span><a id="line.252"> if (annotation == null || method.isAnnotationPresent(annotation)) {</a> |
| <span class="sourceLineNo">253</span><a id="line.253"> methods.add(method);</a> |
| <span class="sourceLineNo">254</span><a id="line.254"> }</a> |
| <span class="sourceLineNo">255</span><a id="line.255"> }</a> |
| <span class="sourceLineNo">256</span><a id="line.256"> // move to the upper class in the hierarchy in search for more methods</a> |
| <span class="sourceLineNo">257</span><a id="line.257"> clazz = clazz.getSuperclass();</a> |
| <span class="sourceLineNo">258</span><a id="line.258"> }</a> |
| <span class="sourceLineNo">259</span><a id="line.259"> return methods;</a> |
| <span class="sourceLineNo">260</span><a id="line.260"> }</a> |
| <span class="sourceLineNo">261</span><a id="line.261"></a> |
| <span class="sourceLineNo">262</span><a id="line.262"> /**</a> |
| <span class="sourceLineNo">263</span><a id="line.263"> * @since 1.0</a> |
| <span class="sourceLineNo">264</span><a id="line.264"> */</a> |
| <span class="sourceLineNo">265</span><a id="line.265"> private static interface ClassLoaderAccessor {</a> |
| <span class="sourceLineNo">266</span><a id="line.266"> Class loadClass(String fqcn);</a> |
| <span class="sourceLineNo">267</span><a id="line.267"> InputStream getResourceStream(String name);</a> |
| <span class="sourceLineNo">268</span><a id="line.268"> }</a> |
| <span class="sourceLineNo">269</span><a id="line.269"></a> |
| <span class="sourceLineNo">270</span><a id="line.270"> /**</a> |
| <span class="sourceLineNo">271</span><a id="line.271"> * @since 1.0</a> |
| <span class="sourceLineNo">272</span><a id="line.272"> */</a> |
| <span class="sourceLineNo">273</span><a id="line.273"> private static abstract class ExceptionIgnoringAccessor implements ClassLoaderAccessor {</a> |
| <span class="sourceLineNo">274</span><a id="line.274"></a> |
| <span class="sourceLineNo">275</span><a id="line.275"> public Class loadClass(String fqcn) {</a> |
| <span class="sourceLineNo">276</span><a id="line.276"> Class clazz = null;</a> |
| <span class="sourceLineNo">277</span><a id="line.277"> ClassLoader cl = getClassLoader();</a> |
| <span class="sourceLineNo">278</span><a id="line.278"> if (cl != null) {</a> |
| <span class="sourceLineNo">279</span><a id="line.279"> try {</a> |
| <span class="sourceLineNo">280</span><a id="line.280"> //SHIRO-767: Use Class.forName instead of cl.loadClass(), as byte arrays would fail otherwise.</a> |
| <span class="sourceLineNo">281</span><a id="line.281"> clazz = Class.forName(fqcn, false, cl);</a> |
| <span class="sourceLineNo">282</span><a id="line.282"> } catch (ClassNotFoundException e) {</a> |
| <span class="sourceLineNo">283</span><a id="line.283"> if (log.isTraceEnabled()) {</a> |
| <span class="sourceLineNo">284</span><a id="line.284"> log.trace("Unable to load clazz named [" + fqcn + "] from class loader [" + cl + "]");</a> |
| <span class="sourceLineNo">285</span><a id="line.285"> }</a> |
| <span class="sourceLineNo">286</span><a id="line.286"> }</a> |
| <span class="sourceLineNo">287</span><a id="line.287"> }</a> |
| <span class="sourceLineNo">288</span><a id="line.288"> return clazz;</a> |
| <span class="sourceLineNo">289</span><a id="line.289"> }</a> |
| <span class="sourceLineNo">290</span><a id="line.290"></a> |
| <span class="sourceLineNo">291</span><a id="line.291"> public InputStream getResourceStream(String name) {</a> |
| <span class="sourceLineNo">292</span><a id="line.292"> InputStream is = null;</a> |
| <span class="sourceLineNo">293</span><a id="line.293"> ClassLoader cl = getClassLoader();</a> |
| <span class="sourceLineNo">294</span><a id="line.294"> if (cl != null) {</a> |
| <span class="sourceLineNo">295</span><a id="line.295"> is = cl.getResourceAsStream(name);</a> |
| <span class="sourceLineNo">296</span><a id="line.296"> }</a> |
| <span class="sourceLineNo">297</span><a id="line.297"> return is;</a> |
| <span class="sourceLineNo">298</span><a id="line.298"> }</a> |
| <span class="sourceLineNo">299</span><a id="line.299"></a> |
| <span class="sourceLineNo">300</span><a id="line.300"> protected final ClassLoader getClassLoader() {</a> |
| <span class="sourceLineNo">301</span><a id="line.301"> try {</a> |
| <span class="sourceLineNo">302</span><a id="line.302"> return doGetClassLoader();</a> |
| <span class="sourceLineNo">303</span><a id="line.303"> } catch (Throwable t) {</a> |
| <span class="sourceLineNo">304</span><a id="line.304"> if (log.isDebugEnabled()) {</a> |
| <span class="sourceLineNo">305</span><a id="line.305"> log.debug("Unable to acquire ClassLoader.", t);</a> |
| <span class="sourceLineNo">306</span><a id="line.306"> }</a> |
| <span class="sourceLineNo">307</span><a id="line.307"> }</a> |
| <span class="sourceLineNo">308</span><a id="line.308"> return null;</a> |
| <span class="sourceLineNo">309</span><a id="line.309"> }</a> |
| <span class="sourceLineNo">310</span><a id="line.310"></a> |
| <span class="sourceLineNo">311</span><a id="line.311"> protected abstract ClassLoader doGetClassLoader() throws Throwable;</a> |
| <span class="sourceLineNo">312</span><a id="line.312"> }</a> |
| <span class="sourceLineNo">313</span><a id="line.313">}</a> |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| </pre> |
| </div> |
| </main> |
| </body> |
| </html> |
