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<pre><span class="sourceLineNo">001</span>package org.junit.runners.model;<a name="line.1"></a>
<span class="sourceLineNo">002</span><a name="line.2"></a>
<span class="sourceLineNo">003</span>import static java.lang.reflect.Modifier.isStatic;<a name="line.3"></a>
<span class="sourceLineNo">004</span>import static org.junit.internal.MethodSorter.NAME_ASCENDING;<a name="line.4"></a>
<span class="sourceLineNo">005</span><a name="line.5"></a>
<span class="sourceLineNo">006</span>import java.lang.annotation.Annotation;<a name="line.6"></a>
<span class="sourceLineNo">007</span>import java.lang.reflect.Constructor;<a name="line.7"></a>
<span class="sourceLineNo">008</span>import java.lang.reflect.Field;<a name="line.8"></a>
<span class="sourceLineNo">009</span>import java.lang.reflect.Method;<a name="line.9"></a>
<span class="sourceLineNo">010</span>import java.lang.reflect.Modifier;<a name="line.10"></a>
<span class="sourceLineNo">011</span>import java.util.ArrayList;<a name="line.11"></a>
<span class="sourceLineNo">012</span>import java.util.Arrays;<a name="line.12"></a>
<span class="sourceLineNo">013</span>import java.util.Collections;<a name="line.13"></a>
<span class="sourceLineNo">014</span>import java.util.Comparator;<a name="line.14"></a>
<span class="sourceLineNo">015</span>import java.util.LinkedHashMap;<a name="line.15"></a>
<span class="sourceLineNo">016</span>import java.util.LinkedHashSet;<a name="line.16"></a>
<span class="sourceLineNo">017</span>import java.util.List;<a name="line.17"></a>
<span class="sourceLineNo">018</span>import java.util.Map;<a name="line.18"></a>
<span class="sourceLineNo">019</span>import java.util.Set;<a name="line.19"></a>
<span class="sourceLineNo">020</span><a name="line.20"></a>
<span class="sourceLineNo">021</span>import org.junit.Assert;<a name="line.21"></a>
<span class="sourceLineNo">022</span>import org.junit.Before;<a name="line.22"></a>
<span class="sourceLineNo">023</span>import org.junit.BeforeClass;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import org.junit.internal.MethodSorter;<a name="line.24"></a>
<span class="sourceLineNo">025</span><a name="line.25"></a>
<span class="sourceLineNo">026</span>/**<a name="line.26"></a>
<span class="sourceLineNo">027</span> * Wraps a class to be run, providing method validation and annotation searching<a name="line.27"></a>
<span class="sourceLineNo">028</span> *<a name="line.28"></a>
<span class="sourceLineNo">029</span> * @since 4.5<a name="line.29"></a>
<span class="sourceLineNo">030</span> */<a name="line.30"></a>
<span class="sourceLineNo">031</span>public class TestClass implements Annotatable {<a name="line.31"></a>
<span class="sourceLineNo">032</span> private static final FieldComparator FIELD_COMPARATOR = new FieldComparator();<a name="line.32"></a>
<span class="sourceLineNo">033</span> private static final MethodComparator METHOD_COMPARATOR = new MethodComparator();<a name="line.33"></a>
<span class="sourceLineNo">034</span><a name="line.34"></a>
<span class="sourceLineNo">035</span> private final Class<?> clazz;<a name="line.35"></a>
<span class="sourceLineNo">036</span> private final Map<Class<? extends Annotation>, List<FrameworkMethod>> methodsForAnnotations;<a name="line.36"></a>
<span class="sourceLineNo">037</span> private final Map<Class<? extends Annotation>, List<FrameworkField>> fieldsForAnnotations;<a name="line.37"></a>
<span class="sourceLineNo">038</span><a name="line.38"></a>
<span class="sourceLineNo">039</span> /**<a name="line.39"></a>
<span class="sourceLineNo">040</span> * Creates a {@code TestClass} wrapping {@code clazz}. Each time this<a name="line.40"></a>
<span class="sourceLineNo">041</span> * constructor executes, the class is scanned for annotations, which can be<a name="line.41"></a>
<span class="sourceLineNo">042</span> * an expensive process (we hope in future JDK's it will not be.) Therefore,<a name="line.42"></a>
<span class="sourceLineNo">043</span> * try to share instances of {@code TestClass} where possible.<a name="line.43"></a>
<span class="sourceLineNo">044</span> */<a name="line.44"></a>
<span class="sourceLineNo">045</span> public TestClass(Class<?> clazz) {<a name="line.45"></a>
<span class="sourceLineNo">046</span> this.clazz = clazz;<a name="line.46"></a>
<span class="sourceLineNo">047</span> if (clazz != null && clazz.getConstructors().length > 1) {<a name="line.47"></a>
<span class="sourceLineNo">048</span> throw new IllegalArgumentException(<a name="line.48"></a>
<span class="sourceLineNo">049</span> "Test class can only have one constructor");<a name="line.49"></a>
<span class="sourceLineNo">050</span> }<a name="line.50"></a>
<span class="sourceLineNo">051</span><a name="line.51"></a>
<span class="sourceLineNo">052</span> Map<Class<? extends Annotation>, List<FrameworkMethod>> methodsForAnnotations =<a name="line.52"></a>
<span class="sourceLineNo">053</span> new LinkedHashMap<Class<? extends Annotation>, List<FrameworkMethod>>();<a name="line.53"></a>
<span class="sourceLineNo">054</span> Map<Class<? extends Annotation>, List<FrameworkField>> fieldsForAnnotations =<a name="line.54"></a>
<span class="sourceLineNo">055</span> new LinkedHashMap<Class<? extends Annotation>, List<FrameworkField>>();<a name="line.55"></a>
<span class="sourceLineNo">056</span><a name="line.56"></a>
<span class="sourceLineNo">057</span> scanAnnotatedMembers(methodsForAnnotations, fieldsForAnnotations);<a name="line.57"></a>
<span class="sourceLineNo">058</span><a name="line.58"></a>
<span class="sourceLineNo">059</span> this.methodsForAnnotations = makeDeeplyUnmodifiable(methodsForAnnotations);<a name="line.59"></a>
<span class="sourceLineNo">060</span> this.fieldsForAnnotations = makeDeeplyUnmodifiable(fieldsForAnnotations);<a name="line.60"></a>
<span class="sourceLineNo">061</span> }<a name="line.61"></a>
<span class="sourceLineNo">062</span><a name="line.62"></a>
<span class="sourceLineNo">063</span> protected void scanAnnotatedMembers(Map<Class<? extends Annotation>, List<FrameworkMethod>> methodsForAnnotations, Map<Class<? extends Annotation>, List<FrameworkField>> fieldsForAnnotations) {<a name="line.63"></a>
<span class="sourceLineNo">064</span> for (Class<?> eachClass : getSuperClasses(clazz)) {<a name="line.64"></a>
<span class="sourceLineNo">065</span> for (Method eachMethod : MethodSorter.getDeclaredMethods(eachClass)) {<a name="line.65"></a>
<span class="sourceLineNo">066</span> addToAnnotationLists(new FrameworkMethod(eachMethod), methodsForAnnotations);<a name="line.66"></a>
<span class="sourceLineNo">067</span> }<a name="line.67"></a>
<span class="sourceLineNo">068</span> // ensuring fields are sorted to make sure that entries are inserted<a name="line.68"></a>
<span class="sourceLineNo">069</span> // and read from fieldForAnnotations in a deterministic order<a name="line.69"></a>
<span class="sourceLineNo">070</span> for (Field eachField : getSortedDeclaredFields(eachClass)) {<a name="line.70"></a>
<span class="sourceLineNo">071</span> addToAnnotationLists(new FrameworkField(eachField), fieldsForAnnotations);<a name="line.71"></a>
<span class="sourceLineNo">072</span> }<a name="line.72"></a>
<span class="sourceLineNo">073</span> }<a name="line.73"></a>
<span class="sourceLineNo">074</span> }<a name="line.74"></a>
<span class="sourceLineNo">075</span><a name="line.75"></a>
<span class="sourceLineNo">076</span> private static Field[] getSortedDeclaredFields(Class<?> clazz) {<a name="line.76"></a>
<span class="sourceLineNo">077</span> Field[] declaredFields = clazz.getDeclaredFields();<a name="line.77"></a>
<span class="sourceLineNo">078</span> Arrays.sort(declaredFields, FIELD_COMPARATOR);<a name="line.78"></a>
<span class="sourceLineNo">079</span> return declaredFields;<a name="line.79"></a>
<span class="sourceLineNo">080</span> }<a name="line.80"></a>
<span class="sourceLineNo">081</span><a name="line.81"></a>
<span class="sourceLineNo">082</span> protected static <T extends FrameworkMember<T>> void addToAnnotationLists(T member,<a name="line.82"></a>
<span class="sourceLineNo">083</span> Map<Class<? extends Annotation>, List<T>> map) {<a name="line.83"></a>
<span class="sourceLineNo">084</span> for (Annotation each : member.getAnnotations()) {<a name="line.84"></a>
<span class="sourceLineNo">085</span> Class<? extends Annotation> type = each.annotationType();<a name="line.85"></a>
<span class="sourceLineNo">086</span> List<T> members = getAnnotatedMembers(map, type, true);<a name="line.86"></a>
<span class="sourceLineNo">087</span> if (member.isShadowedBy(members)) {<a name="line.87"></a>
<span class="sourceLineNo">088</span> return;<a name="line.88"></a>
<span class="sourceLineNo">089</span> }<a name="line.89"></a>
<span class="sourceLineNo">090</span> if (runsTopToBottom(type)) {<a name="line.90"></a>
<span class="sourceLineNo">091</span> members.add(0, member);<a name="line.91"></a>
<span class="sourceLineNo">092</span> } else {<a name="line.92"></a>
<span class="sourceLineNo">093</span> members.add(member);<a name="line.93"></a>
<span class="sourceLineNo">094</span> }<a name="line.94"></a>
<span class="sourceLineNo">095</span> }<a name="line.95"></a>
<span class="sourceLineNo">096</span> }<a name="line.96"></a>
<span class="sourceLineNo">097</span><a name="line.97"></a>
<span class="sourceLineNo">098</span> private static <T extends FrameworkMember<T>> Map<Class<? extends Annotation>, List<T>><a name="line.98"></a>
<span class="sourceLineNo">099</span> makeDeeplyUnmodifiable(Map<Class<? extends Annotation>, List<T>> source) {<a name="line.99"></a>
<span class="sourceLineNo">100</span> LinkedHashMap<Class<? extends Annotation>, List<T>> copy =<a name="line.100"></a>
<span class="sourceLineNo">101</span> new LinkedHashMap<Class<? extends Annotation>, List<T>>();<a name="line.101"></a>
<span class="sourceLineNo">102</span> for (Map.Entry<Class<? extends Annotation>, List<T>> entry : source.entrySet()) {<a name="line.102"></a>
<span class="sourceLineNo">103</span> copy.put(entry.getKey(), Collections.unmodifiableList(entry.getValue()));<a name="line.103"></a>
<span class="sourceLineNo">104</span> }<a name="line.104"></a>
<span class="sourceLineNo">105</span> return Collections.unmodifiableMap(copy);<a name="line.105"></a>
<span class="sourceLineNo">106</span> }<a name="line.106"></a>
<span class="sourceLineNo">107</span><a name="line.107"></a>
<span class="sourceLineNo">108</span> /**<a name="line.108"></a>
<span class="sourceLineNo">109</span> * Returns, efficiently, all the non-overridden methods in this class and<a name="line.109"></a>
<span class="sourceLineNo">110</span> * its superclasses that are annotated}.<a name="line.110"></a>
<span class="sourceLineNo">111</span> * <a name="line.111"></a>
<span class="sourceLineNo">112</span> * @since 4.12<a name="line.112"></a>
<span class="sourceLineNo">113</span> */<a name="line.113"></a>
<span class="sourceLineNo">114</span> public List<FrameworkMethod> getAnnotatedMethods() {<a name="line.114"></a>
<span class="sourceLineNo">115</span> List<FrameworkMethod> methods = collectValues(methodsForAnnotations);<a name="line.115"></a>
<span class="sourceLineNo">116</span> Collections.sort(methods, METHOD_COMPARATOR);<a name="line.116"></a>
<span class="sourceLineNo">117</span> return methods;<a name="line.117"></a>
<span class="sourceLineNo">118</span> }<a name="line.118"></a>
<span class="sourceLineNo">119</span><a name="line.119"></a>
<span class="sourceLineNo">120</span> /**<a name="line.120"></a>
<span class="sourceLineNo">121</span> * Returns, efficiently, all the non-overridden methods in this class and<a name="line.121"></a>
<span class="sourceLineNo">122</span> * its superclasses that are annotated with {@code annotationClass}.<a name="line.122"></a>
<span class="sourceLineNo">123</span> */<a name="line.123"></a>
<span class="sourceLineNo">124</span> public List<FrameworkMethod> getAnnotatedMethods(<a name="line.124"></a>
<span class="sourceLineNo">125</span> Class<? extends Annotation> annotationClass) {<a name="line.125"></a>
<span class="sourceLineNo">126</span> return Collections.unmodifiableList(getAnnotatedMembers(methodsForAnnotations, annotationClass, false));<a name="line.126"></a>
<span class="sourceLineNo">127</span> }<a name="line.127"></a>
<span class="sourceLineNo">128</span><a name="line.128"></a>
<span class="sourceLineNo">129</span> /**<a name="line.129"></a>
<span class="sourceLineNo">130</span> * Returns, efficiently, all the non-overridden fields in this class and its<a name="line.130"></a>
<span class="sourceLineNo">131</span> * superclasses that are annotated.<a name="line.131"></a>
<span class="sourceLineNo">132</span> * <a name="line.132"></a>
<span class="sourceLineNo">133</span> * @since 4.12<a name="line.133"></a>
<span class="sourceLineNo">134</span> */<a name="line.134"></a>
<span class="sourceLineNo">135</span> public List<FrameworkField> getAnnotatedFields() {<a name="line.135"></a>
<span class="sourceLineNo">136</span> return collectValues(fieldsForAnnotations);<a name="line.136"></a>
<span class="sourceLineNo">137</span> }<a name="line.137"></a>
<span class="sourceLineNo">138</span><a name="line.138"></a>
<span class="sourceLineNo">139</span> /**<a name="line.139"></a>
<span class="sourceLineNo">140</span> * Returns, efficiently, all the non-overridden fields in this class and its<a name="line.140"></a>
<span class="sourceLineNo">141</span> * superclasses that are annotated with {@code annotationClass}.<a name="line.141"></a>
<span class="sourceLineNo">142</span> */<a name="line.142"></a>
<span class="sourceLineNo">143</span> public List<FrameworkField> getAnnotatedFields(<a name="line.143"></a>
<span class="sourceLineNo">144</span> Class<? extends Annotation> annotationClass) {<a name="line.144"></a>
<span class="sourceLineNo">145</span> return Collections.unmodifiableList(getAnnotatedMembers(fieldsForAnnotations, annotationClass, false));<a name="line.145"></a>
<span class="sourceLineNo">146</span> }<a name="line.146"></a>
<span class="sourceLineNo">147</span><a name="line.147"></a>
<span class="sourceLineNo">148</span> private <T> List<T> collectValues(Map<?, List<T>> map) {<a name="line.148"></a>
<span class="sourceLineNo">149</span> Set<T> values = new LinkedHashSet<T>();<a name="line.149"></a>
<span class="sourceLineNo">150</span> for (List<T> additionalValues : map.values()) {<a name="line.150"></a>
<span class="sourceLineNo">151</span> values.addAll(additionalValues);<a name="line.151"></a>
<span class="sourceLineNo">152</span> }<a name="line.152"></a>
<span class="sourceLineNo">153</span> return new ArrayList<T>(values);<a name="line.153"></a>
<span class="sourceLineNo">154</span> }<a name="line.154"></a>
<span class="sourceLineNo">155</span><a name="line.155"></a>
<span class="sourceLineNo">156</span> private static <T> List<T> getAnnotatedMembers(Map<Class<? extends Annotation>, List<T>> map,<a name="line.156"></a>
<span class="sourceLineNo">157</span> Class<? extends Annotation> type, boolean fillIfAbsent) {<a name="line.157"></a>
<span class="sourceLineNo">158</span> if (!map.containsKey(type) && fillIfAbsent) {<a name="line.158"></a>
<span class="sourceLineNo">159</span> map.put(type, new ArrayList<T>());<a name="line.159"></a>
<span class="sourceLineNo">160</span> }<a name="line.160"></a>
<span class="sourceLineNo">161</span> List<T> members = map.get(type);<a name="line.161"></a>
<span class="sourceLineNo">162</span> return members == null ? Collections.<T>emptyList() : members;<a name="line.162"></a>
<span class="sourceLineNo">163</span> }<a name="line.163"></a>
<span class="sourceLineNo">164</span><a name="line.164"></a>
<span class="sourceLineNo">165</span> private static boolean runsTopToBottom(Class<? extends Annotation> annotation) {<a name="line.165"></a>
<span class="sourceLineNo">166</span> return annotation.equals(Before.class)<a name="line.166"></a>
<span class="sourceLineNo">167</span> || annotation.equals(BeforeClass.class);<a name="line.167"></a>
<span class="sourceLineNo">168</span> }<a name="line.168"></a>
<span class="sourceLineNo">169</span><a name="line.169"></a>
<span class="sourceLineNo">170</span> private static List<Class<?>> getSuperClasses(Class<?> testClass) {<a name="line.170"></a>
<span class="sourceLineNo">171</span> ArrayList<Class<?>> results = new ArrayList<Class<?>>();<a name="line.171"></a>
<span class="sourceLineNo">172</span> Class<?> current = testClass;<a name="line.172"></a>
<span class="sourceLineNo">173</span> while (current != null) {<a name="line.173"></a>
<span class="sourceLineNo">174</span> results.add(current);<a name="line.174"></a>
<span class="sourceLineNo">175</span> current = current.getSuperclass();<a name="line.175"></a>
<span class="sourceLineNo">176</span> }<a name="line.176"></a>
<span class="sourceLineNo">177</span> return results;<a name="line.177"></a>
<span class="sourceLineNo">178</span> }<a name="line.178"></a>
<span class="sourceLineNo">179</span><a name="line.179"></a>
<span class="sourceLineNo">180</span> /**<a name="line.180"></a>
<span class="sourceLineNo">181</span> * Returns the underlying Java class.<a name="line.181"></a>
<span class="sourceLineNo">182</span> */<a name="line.182"></a>
<span class="sourceLineNo">183</span> public Class<?> getJavaClass() {<a name="line.183"></a>
<span class="sourceLineNo">184</span> return clazz;<a name="line.184"></a>
<span class="sourceLineNo">185</span> }<a name="line.185"></a>
<span class="sourceLineNo">186</span><a name="line.186"></a>
<span class="sourceLineNo">187</span> /**<a name="line.187"></a>
<span class="sourceLineNo">188</span> * Returns the class's name.<a name="line.188"></a>
<span class="sourceLineNo">189</span> */<a name="line.189"></a>
<span class="sourceLineNo">190</span> public String getName() {<a name="line.190"></a>
<span class="sourceLineNo">191</span> if (clazz == null) {<a name="line.191"></a>
<span class="sourceLineNo">192</span> return "null";<a name="line.192"></a>
<span class="sourceLineNo">193</span> }<a name="line.193"></a>
<span class="sourceLineNo">194</span> return clazz.getName();<a name="line.194"></a>
<span class="sourceLineNo">195</span> }<a name="line.195"></a>
<span class="sourceLineNo">196</span><a name="line.196"></a>
<span class="sourceLineNo">197</span> /**<a name="line.197"></a>
<span class="sourceLineNo">198</span> * Returns the only public constructor in the class, or throws an {@code<a name="line.198"></a>
<span class="sourceLineNo">199</span> * AssertionError} if there are more or less than one.<a name="line.199"></a>
<span class="sourceLineNo">200</span> */<a name="line.200"></a>
<span class="sourceLineNo">201</span><a name="line.201"></a>
<span class="sourceLineNo">202</span> public Constructor<?> getOnlyConstructor() {<a name="line.202"></a>
<span class="sourceLineNo">203</span> Constructor<?>[] constructors = clazz.getConstructors();<a name="line.203"></a>
<span class="sourceLineNo">204</span> Assert.assertEquals(1, constructors.length);<a name="line.204"></a>
<span class="sourceLineNo">205</span> return constructors[0];<a name="line.205"></a>
<span class="sourceLineNo">206</span> }<a name="line.206"></a>
<span class="sourceLineNo">207</span><a name="line.207"></a>
<span class="sourceLineNo">208</span> /**<a name="line.208"></a>
<span class="sourceLineNo">209</span> * Returns the annotations on this class<a name="line.209"></a>
<span class="sourceLineNo">210</span> */<a name="line.210"></a>
<span class="sourceLineNo">211</span> public Annotation[] getAnnotations() {<a name="line.211"></a>
<span class="sourceLineNo">212</span> if (clazz == null) {<a name="line.212"></a>
<span class="sourceLineNo">213</span> return new Annotation[0];<a name="line.213"></a>
<span class="sourceLineNo">214</span> }<a name="line.214"></a>
<span class="sourceLineNo">215</span> return clazz.getAnnotations();<a name="line.215"></a>
<span class="sourceLineNo">216</span> }<a name="line.216"></a>
<span class="sourceLineNo">217</span><a name="line.217"></a>
<span class="sourceLineNo">218</span> public <T extends Annotation> T getAnnotation(Class<T> annotationType) {<a name="line.218"></a>
<span class="sourceLineNo">219</span> if (clazz == null) {<a name="line.219"></a>
<span class="sourceLineNo">220</span> return null;<a name="line.220"></a>
<span class="sourceLineNo">221</span> }<a name="line.221"></a>
<span class="sourceLineNo">222</span> return clazz.getAnnotation(annotationType);<a name="line.222"></a>
<span class="sourceLineNo">223</span> }<a name="line.223"></a>
<span class="sourceLineNo">224</span><a name="line.224"></a>
<span class="sourceLineNo">225</span> public <T> List<T> getAnnotatedFieldValues(Object test,<a name="line.225"></a>
<span class="sourceLineNo">226</span> Class<? extends Annotation> annotationClass, Class<T> valueClass) {<a name="line.226"></a>
<span class="sourceLineNo">227</span> List<T> results = new ArrayList<T>();<a name="line.227"></a>
<span class="sourceLineNo">228</span> for (FrameworkField each : getAnnotatedFields(annotationClass)) {<a name="line.228"></a>
<span class="sourceLineNo">229</span> try {<a name="line.229"></a>
<span class="sourceLineNo">230</span> Object fieldValue = each.get(test);<a name="line.230"></a>
<span class="sourceLineNo">231</span> if (valueClass.isInstance(fieldValue)) {<a name="line.231"></a>
<span class="sourceLineNo">232</span> results.add(valueClass.cast(fieldValue));<a name="line.232"></a>
<span class="sourceLineNo">233</span> }<a name="line.233"></a>
<span class="sourceLineNo">234</span> } catch (IllegalAccessException e) {<a name="line.234"></a>
<span class="sourceLineNo">235</span> throw new RuntimeException(<a name="line.235"></a>
<span class="sourceLineNo">236</span> "How did getFields return a field we couldn't access?", e);<a name="line.236"></a>
<span class="sourceLineNo">237</span> }<a name="line.237"></a>
<span class="sourceLineNo">238</span> }<a name="line.238"></a>
<span class="sourceLineNo">239</span> return results;<a name="line.239"></a>
<span class="sourceLineNo">240</span> }<a name="line.240"></a>
<span class="sourceLineNo">241</span><a name="line.241"></a>
<span class="sourceLineNo">242</span> public <T> List<T> getAnnotatedMethodValues(Object test,<a name="line.242"></a>
<span class="sourceLineNo">243</span> Class<? extends Annotation> annotationClass, Class<T> valueClass) {<a name="line.243"></a>
<span class="sourceLineNo">244</span> List<T> results = new ArrayList<T>();<a name="line.244"></a>
<span class="sourceLineNo">245</span> for (FrameworkMethod each : getAnnotatedMethods(annotationClass)) {<a name="line.245"></a>
<span class="sourceLineNo">246</span> try {<a name="line.246"></a>
<span class="sourceLineNo">247</span> /*<a name="line.247"></a>
<span class="sourceLineNo">248</span> * A method annotated with @Rule may return a @TestRule or a @MethodRule,<a name="line.248"></a>
<span class="sourceLineNo">249</span> * we cannot call the method to check whether the return type matches our<a name="line.249"></a>
<span class="sourceLineNo">250</span> * expectation i.e. subclass of valueClass. If we do that then the method <a name="line.250"></a>
<span class="sourceLineNo">251</span> * will be invoked twice and we do not want to do that. So we first check<a name="line.251"></a>
<span class="sourceLineNo">252</span> * whether return type matches our expectation and only then call the method<a name="line.252"></a>
<span class="sourceLineNo">253</span> * to fetch the MethodRule<a name="line.253"></a>
<span class="sourceLineNo">254</span> */<a name="line.254"></a>
<span class="sourceLineNo">255</span> if (valueClass.isAssignableFrom(each.getReturnType())) {<a name="line.255"></a>
<span class="sourceLineNo">256</span> Object fieldValue = each.invokeExplosively(test);<a name="line.256"></a>
<span class="sourceLineNo">257</span> results.add(valueClass.cast(fieldValue));<a name="line.257"></a>
<span class="sourceLineNo">258</span> }<a name="line.258"></a>
<span class="sourceLineNo">259</span> } catch (Throwable e) {<a name="line.259"></a>
<span class="sourceLineNo">260</span> throw new RuntimeException(<a name="line.260"></a>
<span class="sourceLineNo">261</span> "Exception in " + each.getName(), e);<a name="line.261"></a>
<span class="sourceLineNo">262</span> }<a name="line.262"></a>
<span class="sourceLineNo">263</span> }<a name="line.263"></a>
<span class="sourceLineNo">264</span> return results;<a name="line.264"></a>
<span class="sourceLineNo">265</span> }<a name="line.265"></a>
<span class="sourceLineNo">266</span><a name="line.266"></a>
<span class="sourceLineNo">267</span> public boolean isPublic() {<a name="line.267"></a>
<span class="sourceLineNo">268</span> return Modifier.isPublic(clazz.getModifiers());<a name="line.268"></a>
<span class="sourceLineNo">269</span> }<a name="line.269"></a>
<span class="sourceLineNo">270</span><a name="line.270"></a>
<span class="sourceLineNo">271</span> public boolean isANonStaticInnerClass() {<a name="line.271"></a>
<span class="sourceLineNo">272</span> return clazz.isMemberClass() && !isStatic(clazz.getModifiers());<a name="line.272"></a>
<span class="sourceLineNo">273</span> }<a name="line.273"></a>
<span class="sourceLineNo">274</span><a name="line.274"></a>
<span class="sourceLineNo">275</span> @Override<a name="line.275"></a>
<span class="sourceLineNo">276</span> public int hashCode() {<a name="line.276"></a>
<span class="sourceLineNo">277</span> return (clazz == null) ? 0 : clazz.hashCode();<a name="line.277"></a>
<span class="sourceLineNo">278</span> }<a name="line.278"></a>
<span class="sourceLineNo">279</span><a name="line.279"></a>
<span class="sourceLineNo">280</span> @Override<a name="line.280"></a>
<span class="sourceLineNo">281</span> public boolean equals(Object obj) {<a name="line.281"></a>
<span class="sourceLineNo">282</span> if (this == obj) {<a name="line.282"></a>
<span class="sourceLineNo">283</span> return true;<a name="line.283"></a>
<span class="sourceLineNo">284</span> }<a name="line.284"></a>
<span class="sourceLineNo">285</span> if (obj == null) {<a name="line.285"></a>
<span class="sourceLineNo">286</span> return false;<a name="line.286"></a>
<span class="sourceLineNo">287</span> }<a name="line.287"></a>
<span class="sourceLineNo">288</span> if (getClass() != obj.getClass()) {<a name="line.288"></a>
<span class="sourceLineNo">289</span> return false;<a name="line.289"></a>
<span class="sourceLineNo">290</span> }<a name="line.290"></a>
<span class="sourceLineNo">291</span> TestClass other = (TestClass) obj;<a name="line.291"></a>
<span class="sourceLineNo">292</span> return clazz == other.clazz;<a name="line.292"></a>
<span class="sourceLineNo">293</span> }<a name="line.293"></a>
<span class="sourceLineNo">294</span><a name="line.294"></a>
<span class="sourceLineNo">295</span> /**<a name="line.295"></a>
<span class="sourceLineNo">296</span> * Compares two fields by its name.<a name="line.296"></a>
<span class="sourceLineNo">297</span> */<a name="line.297"></a>
<span class="sourceLineNo">298</span> private static class FieldComparator implements Comparator<Field> {<a name="line.298"></a>
<span class="sourceLineNo">299</span> public int compare(Field left, Field right) {<a name="line.299"></a>
<span class="sourceLineNo">300</span> return left.getName().compareTo(right.getName());<a name="line.300"></a>
<span class="sourceLineNo">301</span> }<a name="line.301"></a>
<span class="sourceLineNo">302</span> }<a name="line.302"></a>
<span class="sourceLineNo">303</span><a name="line.303"></a>
<span class="sourceLineNo">304</span> /**<a name="line.304"></a>
<span class="sourceLineNo">305</span> * Compares two methods by its name.<a name="line.305"></a>
<span class="sourceLineNo">306</span> */<a name="line.306"></a>
<span class="sourceLineNo">307</span> private static class MethodComparator implements<a name="line.307"></a>
<span class="sourceLineNo">308</span> Comparator<FrameworkMethod> {<a name="line.308"></a>
<span class="sourceLineNo">309</span> public int compare(FrameworkMethod left, FrameworkMethod right) {<a name="line.309"></a>
<span class="sourceLineNo">310</span> return NAME_ASCENDING.compare(left.getMethod(), right.getMethod());<a name="line.310"></a>
<span class="sourceLineNo">311</span> }<a name="line.311"></a>
<span class="sourceLineNo">312</span> }<a name="line.312"></a>
<span class="sourceLineNo">313</span>}<a name="line.313"></a>
</pre>
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