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Posted to notifications@groovy.apache.org by "Paul King (JIRA)" <ji...@apache.org> on 2016/05/02 04:24:12 UTC
[jira] [Assigned] (GROOVY-7820) CachedMethod.compareToCachedMethod
throws "Should never happen"
[ https://issues.apache.org/jira/browse/GROOVY-7820?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Paul King reassigned GROOVY-7820:
---------------------------------
Assignee: Paul King
> CachedMethod.compareToCachedMethod throws "Should never happen"
> ---------------------------------------------------------------
>
> Key: GROOVY-7820
> URL: https://issues.apache.org/jira/browse/GROOVY-7820
> Project: Groovy
> Issue Type: Bug
> Components: groovy-jdk, groovy-runtime
> Affects Versions: 2.4.6
> Environment: Groovy Version: 2.4.6 JVM: 1.8.0_72 Vendor: Oracle Corporation OS: Linux
> Reporter: Felipe Mamud
> Assignee: Paul King
> Fix For: 2.4.7
>
>
> When running the code below:
> {code:java}
> String.metaClass.methods.unique()
> {code}
> The exception occurs:
> {noformat}
> Exception in thread "main" java.lang.RuntimeException: Should never happen
> at org.codehaus.groovy.reflection.CachedMethod.compareToCachedMethod(CachedMethod.java:171)
> at org.codehaus.groovy.reflection.CachedMethod.compareTo(CachedMethod.java:140)
> at org.codehaus.groovy.runtime.typehandling.DefaultTypeTransformation.compareToWithEqualityCheck(DefaultTypeTransformation.java:588)
> at org.codehaus.groovy.runtime.typehandling.DefaultTypeTransformation.compareTo(DefaultTypeTransformation.java:543)
> at org.codehaus.groovy.runtime.NumberAwareComparator.compare(NumberAwareComparator.java:34)
> at org.codehaus.groovy.runtime.DefaultGroovyMethods.numberAwareCompareTo(DefaultGroovyMethods.java:1119)
> at org.codehaus.groovy.runtime.DefaultGroovyMethods.coercedEquals(DefaultGroovyMethods.java:11493)
> at org.codehaus.groovy.runtime.DefaultGroovyMethods.unique(DefaultGroovyMethods.java:1071)
> at org.codehaus.groovy.runtime.DefaultGroovyMethods.unique(DefaultGroovyMethods.java:1044)
> at org.codehaus.groovy.runtime.dgm$739.invoke(Unknown Source)
> at org.codehaus.groovy.runtime.callsite.PojoMetaMethodSite$PojoMetaMethodSiteNoUnwrapNoCoerce.invoke(PojoMetaMethodSite.java:274)
> at org.codehaus.groovy.runtime.callsite.PojoMetaMethodSite.call(PojoMetaMethodSite.java:56)
> at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:48)
> at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:113)
> at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:117)
> at com.study.Main.run(Main.groovy:3)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:93)
> at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:325)
> at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1212)
> at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1021)
> at org.codehaus.groovy.runtime.InvokerHelper.invokePogoMethod(InvokerHelper.java:923)
> at org.codehaus.groovy.runtime.InvokerHelper.invokeMethod(InvokerHelper.java:906)
> at org.codehaus.groovy.runtime.InvokerHelper.runScript(InvokerHelper.java:410)
> at org.codehaus.groovy.runtime.InvokerHelper$runScript.call(Unknown Source)
> at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:48)
> at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:113)
> at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:133)
> at com.study.Main.main(Main.groovy)
> {noformat}
> It is seen that is being compared to the same cached method with distinct instances. It should be treated as a cached method?
> {code:java}
> self.toString()
> (Java.lang.String) public boolean java.lang.String.equals (java.lang.Object)
> other.toString()
> (Java.lang.String) public boolean java.lang.Object.equals (java.lang.Object)
> {code}
> Thanks!
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