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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-1797" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-static-bug-06634331-2f8e-4ea5-a870-5411dd916a72" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom" /></a> <a href="https://issues.jboss.org/browse/WELD-1797" style="color: #3b73af; text-decoration: none">WELD-1797</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-1797" style="color: #3b73af; text-decoration: none">Backport WELD-1141 to 1.1.x - Bean proxy class has non-varargs method for original varargs method</a> </span>
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Issue Type:
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Affects Versions:
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1.1.8.Final
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Assignee:
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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="alesj" id="email_alesj" href="https://issues.jboss.org/secure/ViewProfile.jspa?name=alesj" style="color:#3b73af;; color: #3b73af; text-decoration: none">Ales Justin</a>
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Components:
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Proxies, Reflection layer
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Created:
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20/Nov/14 6:32 AM
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Fix Versions:
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1.1.9.Final
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Priority:
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Reporter:
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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="mmusaji" id="email_mmusaji" href="https://issues.jboss.org/secure/ViewProfile.jspa?name=mmusaji" style="color:#3b73af;; color: #3b73af; text-decoration: none">Mustafa Musaji</a>
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<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">Test case:</p>
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">@RequestScoped<br /> public class TestVarargs {<br /> public void varargsMethod(String... strings) {}<br /> }</p>
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">public class TestClass {<br /> @Inject<br /> TestVarargs testVarargs;</p>
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0"> public void runTest() </p> { testClass(testVarargs.getClass()); testClass(TestVarargs.class); }
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0"> private void testClass(Class<?> clazz) {<br /> for (Method m : clazz.getMethods()) {<br /> if (m.getName().equals("varargsMethod")) </p> { System.out.println(clazz + " : " + m + " : " + m.isVarArgs()); }
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0"> }<br /> }<br /> }</p>
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">Prints:<br /> class TestVarargs$Proxy$<em>$$_WeldClientProxy : public void TestVarargs$Proxy$</em>$$_WeldClientProxy.varargsMethod(java.lang.String[]) : false<br /> class TestVarargs : public void TestVarargs.varargsMethod(java.lang.String[]) : true</p>
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">The method generated in Weld proxy class is not a varargs method while the original one was. This breaks proper method lookup in tools that use reflection - in my case it was ZK EL resolver: for $</p> {bean.method('String arg')}
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0"> where signature is method(String...) there was proper code to handle a varargs call but only if the method was indeed declared as Method.isVarargs(), which was not the case when $</p> {bean}
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0"> was a Weld proxy.</p>
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