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<td class="page-title-pattern-first-line " style="padding: 0px; border-collapse: collapse; font-family: Arial, sans-serif; font-size: 14px; padding-top: 10px"> <a href="https://issues.jboss.org/browse/WELD" style="color: #3b73af; text-decoration: none">Weld</a> / <a href="https://issues.jboss.org/browse/WELD-2588" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-e6573e52-885b-4b09-a7ab-e207182ddf4b" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://issues.jboss.org/browse/WELD-2588" style="color: #3b73af; text-decoration: none">WELD-2588</a> </td>
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<td style="vertical-align: top;; padding: 0px; border-collapse: collapse; padding-right: 5px; font-size: 20px; line-height: 30px; mso-line-height-rule: exactly" class="page-title-pattern-header-container"> <span class="page-title-pattern-header" style="font-family: Arial, sans-serif; padding: 0; font-size: 20px; line-height: 30px; mso-text-raise: 2px; mso-line-height-rule: exactly; vertical-align: middle"> <a href="https://issues.jboss.org/browse/WELD-2588" style="color: #3b73af; text-decoration: none">Injection of parametrized type to actual type</a> </span> </td>
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<td style="padding: 0px; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <a class="user-hover" rel="cossack5" id="email_cossack5" href="https://issues.jboss.org/secure/ViewProfile.jspa?name=cossack5" style="color:#0052cc;; color: #3b73af; text-decoration: none">Cergey Chaulin</a> </td>
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<td class="text-paragraph-pattern-container mobile-resize-text " style="padding: 0px; border-collapse: collapse; padding: 0 0 10px 0"> <span class="diffaddedchars" style="background-color:#ddfade;">When starting container with the below classes, DeploymentException exception is thrown.<br><br></span> <span class="diffcontext">1.</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> <br></span> <span class="diffaddedchars" style="background-color:#ddfade;"> Trying to inject implementation of GenericFoo (FooImpl) to field foo in Bar<br></span> <span class="diffcontext">{code:java}<br> interface GenericFoo<T extends Comparable<T>> {<br> T someMethod();<br> }<br><br> class FooImpl<T extends Comparable<T>> implements GenericFoo<T> {<br> @Override<br> public T someMethod() {<br> return null;<br> }<br> }<br><br> class Bar {<br> @Inject<br> private GenericFoo<Long> foo;<br> }<br><br>{code}<br><br>CDI Spec 5.2.4. states that a parameterized bean type is considered assignable to a parameterized required type if +the required type parameter is an actual type, the bean type parameter is a type variable and the actual type is assignable to the upper bound, if any, of the type variable.+<br><br>From my understanding, the injection should work.<br><br>Stacktrace:<br><br>{code:java}<br> at org.jboss.weld.bootstrap.Validator.validateInjectionPointForDeploymentProblems(Validator.java:378)<br> at org.jboss.weld.bootstrap.Validator.validateInjectionPoint(Validator.java:290)<br> at org.jboss.weld.bootstrap.Validator.validateGeneralBean(Validator.java:143)<br> at org.jboss.weld.bootstrap.Validator.validateRIBean(Validator.java:164)<br> at org.jboss.weld.bootstrap.Validator.validateBean(Validator.java:526)<br> at org.jboss.weld.bootstrap.ConcurrentValidator$1.doWork(ConcurrentValidator.java:64)<br> at org.jboss.weld.bootstrap.ConcurrentValidator$1.doWork(ConcurrentValidator.java:62)<br> at org.jboss.weld.executor.IterativeWorkerTaskFactory$1.call(IterativeWorkerTaskFactory.java:62)<br> at org.jboss.weld.executor.IterativeWorkerTaskFactory$1.call(IterativeWorkerTaskFactory.java:55)<br> at java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:266)<br> at java.util.concurrent.FutureTask.run(FutureTask.java)<br> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)<br> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)<br>{code}<br><br>2. More</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> comlex</span> <span class="diffaddedchars" style="background-color:#ddfade;"> complex</span> <span class="diffcontext"> case<br><br>CDI Spec 5.2.4. states that a parameterized bean type is considered assignable to a parameterized required type if +the required type parameter and the bean type parameter are both type variables and the upper bound of the required type parameter is assignable to the upper bound, if any, of the bean type parameter+<br><br> So, TwoKeyHashMap should be injected into Bar.<br>{code:java}<br> class TwoKeyHashMap<K1, K2, V extends TwoKeyHashMap.TwoKeyValue<K1, K2>> extends HashMap<K1, V> {<br> public interface TwoKeyValue<K1, K2> {<br> K1 getKey1();<br><br> K2 getKey2();<br> }<br> }<br><br> class Value implements TwoKeyHashMap.TwoKeyValue<String, Integer> {<br> @Override<br> public String getKey1() {<br> return "1";<br> }<br><br> @Override<br> public Integer getKey2() {<br> return 2;<br> }<br> }<br><br><br> class Bar {<br> @Inject<br> private TwoKeyHashMap<String, Integer, Value> injected;<br> }<br>{code}<br></span> </td>
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