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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-1723" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-static-bug-4c96cd3b-4de3-4343-9b9e-7b5c650caa6c" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom" /></a> <a href="https://issues.jboss.org/browse/WELD-1723" style="color: #3b73af; text-decoration: none">WELD-1723</a>
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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-1723" style="color: #3b73af; text-decoration: none">Injection of parameterized types does not longer work in 2.x (starting with 2.0.0.Alpha3)</a> </span>
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2.2.4.Final, 2.0.0.Alpha3
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Unassigned
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26/Aug/14 6:20 AM
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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="Doegi" id="email_Doegi" href="https://issues.jboss.org/secure/ViewProfile.jspa?name=Doegi" style="color:#3b73af;; color: #3b73af; text-decoration: none">Alexander Langer</a>
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<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">Injection of parameterized types does not work correctly in 2.0.0.Alpha3 and up, if the parameterized type "extends" another type. It used to work in 1.x and up to 2.0.0.Alpha2.</p>
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">Example code:</p>
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<pre class="code-java" style="margin: 10px 0 0 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
<span class="code-keyword" style="color: #000091">public</span> <span class="code-keyword" style="color: #000091">interface</span> Foo<T <span class="code-keyword" style="color: #000091">extends</span> Serializable> { } <span class="code-comment" style="color: #808080">// will fail
</span><span class="code-keyword" style="color: #000091">public</span> class FooBean <span class="code-keyword" style="color: #000091">implements</span> Foo { }
<span class="code-keyword" style="color: #000091">public</span> <span class="code-keyword" style="color: #000091">interface</span> Bar<T> { } <span class="code-comment" style="color: #808080">// will work
</span><span class="code-keyword" style="color: #000091">public</span> class BarBean <span class="code-keyword" style="color: #000091">implements</span> Bar { }
@Singleton
@Startup
<span class="code-keyword" style="color: #000091">public</span> class TestSingleton {
@Inject
<span class="code-keyword" style="color: #000091">private</span> Instance<Foo> foo;
@Inject
<span class="code-keyword" style="color: #000091">private</span> Instance<Bar> bar;
@PostConstruct
<span class="code-keyword" style="color: #000091">public</span> void init() {
<span class="code-object" style="color: #910091">System</span>.out.println(<span class="code-quote" style="color: #009100">"##### foo is unsatisfied = "</span> + foo.isUnsatisfied());
<span class="code-keyword" style="color: #000091">for</span> (Foo f : foo)
<span class="code-object" style="color: #910091">System</span>.out.println(<span class="code-quote" style="color: #009100">"foo is: "</span> + f.getClass().getCanonicalName());
<span class="code-object" style="color: #910091">System</span>.out.println(<span class="code-quote" style="color: #009100">"##### bar is unsatisfied = "</span> + bar.isUnsatisfied());
<span class="code-keyword" style="color: #000091">for</span> (Bar b : bar)
<span class="code-object" style="color: #910091">System</span>.out.println(<span class="code-quote" style="color: #009100">"bar is: "</span> + b.getClass().getCanonicalName());
}
}
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<pre class="code-java" style="margin: 10px 0 0 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
==================================
WORKS in Weld 1.x and 2.0.0.Alpha2: (<span class="code-keyword" style="color: #000091">this</span> is the expected output)
==================================
16 [org.example.weldtest.App.main()] INFO org.jboss.weld.Version - WELD-000900 2.0.0 (Alpha2)
50 [org.example.weldtest.App.main()] INFO org.jboss.weld.Bootstrap - WELD-000101 Transactional services not available. Injection of @Inject UserTransaction not available. Transactional observers will be invoked synchronously.
236 [org.example.weldtest.App.main()] WARN org.jboss.weld.interceptor.util.InterceptionTypeRegistry - <span class="code-object" style="color: #910091">Class</span> 'javax.ejb.PostActivate' not found, interception based on it is not enabled
236 [org.example.weldtest.App.main()] WARN org.jboss.weld.interceptor.util.InterceptionTypeRegistry - <span class="code-object" style="color: #910091">Class</span> 'javax.ejb.PrePassivate' not found, interception based on it is not enabled
##### foo is unsatisfied = <span class="code-keyword" style="color: #000091">false</span>
foo is: org.example.weldtest.FooBean
##### bar is unsatisfied = <span class="code-keyword" style="color: #000091">false</span>
bar is: org.example.weldtest.BarBean
==============================
BROKEN ON: 2.0.0.Alpha3 and up:
===============================
14 [org.example.weldtest.App.main()] INFO org.jboss.weld.Version - WELD-000900 2.0.0 (Alpha3)
46 [org.example.weldtest.App.main()] INFO org.jboss.weld.Bootstrap - WELD-000101 Transactional services not available. Injection of @Inject UserTransaction not available. Transactional observers will be invoked synchronously.
276 [org.example.weldtest.App.main()] WARN org.jboss.weld.interceptor.util.InterceptionTypeRegistry - <span class="code-object" style="color: #910091">Class</span> 'javax.ejb.PostActivate' not found, interception based on it is not enabled
276 [org.example.weldtest.App.main()] WARN org.jboss.weld.interceptor.util.InterceptionTypeRegistry - <span class="code-object" style="color: #910091">Class</span> 'javax.ejb.PrePassivate' not found, interception based on it is not enabled
##### foo is unsatisfied = <span class="code-keyword" style="color: #000091">true</span>
##### bar is unsatisfied = <span class="code-keyword" style="color: #000091">false</span>
bar is: org.example.weldtest.BarBean
----
Aug 26, 2014 12:06:15 PM org.jboss.weld.bootstrap.WeldStartup <clinit>
INFO: WELD-000900: 2.2.4 (Final)
Aug 26, 2014 12:06:15 PM org.jboss.weld.bootstrap.WeldStartup startContainer
INFO: WELD-000101: Transactional services not available. Injection of @Inject UserTransaction not available. Transactional observers will be invoked synchronously.
Aug 26, 2014 12:06:15 PM org.jboss.weld.interceptor.util.InterceptionTypeRegistry <clinit>
WARN: WELD-001700: Interceptor annotation class javax.ejb.PostActivate not found, interception based on it is not enabled
Aug 26, 2014 12:06:15 PM org.jboss.weld.interceptor.util.InterceptionTypeRegistry <clinit>
WARN: WELD-001700: Interceptor annotation class javax.ejb.PrePassivate not found, interception based on it is not enabled
##### foo is unsatisfied = <span class="code-keyword" style="color: #000091">true</span>
##### bar is unsatisfied = <span class="code-keyword" style="color: #000091">false</span>
bar is: org.example.weldtest.BarBean
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<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">I have created a minimal working example, which is available at <a href="https://github.com/lngr/weldtest" class="external-link" rel="nofollow" style="color: #3b73af; text-decoration: none">https://github.com/lngr/weldtest</a> and also attached to this issue.</p>
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">This was previously reported in <a href="https://issues.jboss.org/browse/WFLY-3632" title="@Inject broken for parameterized interfaces" class="issue-link" data-issue-key="WFLY-3632" style="color: #3b73af; text-decoration: none">WFLY-3632</a></p>
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