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https://issues.apache.org/jira/browse/CAMEL-14626?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17071863#comment-17071863
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Kirill Yankov commented on CAMEL-14626:
---------------------------------------

[~amfirnas22] did you already start? I have done some progress here, I can 
leave it for you, and maybe help, in case you have already started. 

> api maven plugin - Cannot load <T> class
> ----------------------------------------
>
>                 Key: CAMEL-14626
>                 URL: https://issues.apache.org/jira/browse/CAMEL-14626
>             Project: Camel
>          Issue Type: Improvement
>          Components: build system
>            Reporter: Claus Ibsen
>            Priority: Major
>              Labels: help-wanted
>             Fix For: 3.x
>
>
> Lets improve this maven plugin to skip classes that are just type ids, eg T 
> etc. We can check that the length of the class must be 2+ at least
> [WARNING] Ignoring type parameters <T> for argument type, unable to load 
> parametric type argument T
> java.lang.ClassNotFoundException: java.lang.T
>     at java.net.URLClassLoader.findClass (URLClassLoader.java:471)
>     at java.lang.ClassLoader.loadClass (ClassLoader.java:588)
>     at java.lang.ClassLoader.loadClass (ClassLoader.java:521)
>     at org.apache.camel.maven.AbstractApiMethodGeneratorMojo.getCanonicalName 
> (AbstractApiMethodGeneratorMojo.java:345)
>     at jdk.internal.reflect.GeneratedMethodAccessor226.invoke (Unknown Source)
>     at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke 
> (DelegatingMethodAccessorImpl.java:43)
>     at java.lang.reflect.Method.invoke (Method.java:566)
>     at 
> org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke 
> (UberspectImpl.java:556)
>     at 
> org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke 
> (UberspectImpl.java:539)
>     at org.apache.velocity.runtime.parser.node.ASTMethod.execute 
> (ASTMethod.java:214)
>     at org.apache.velocity.runtime.parser.node.ASTReference.execute 
> (ASTReference.java:324)
>     at org.apache.velocity.runtime.parser.node.ASTReference.value 
> (ASTReference.java:637)
>     at org.apache.velocity.runtime.parser.node.ASTExpression.value 
> (ASTExpression.java:72)
>     at org.apache.velocity.runtime.parser.node.ASTSetDirective.render 
> (ASTSetDirective.java:235)
>     at org.apache.velocity.runtime.parser.node.ASTBlock.render 
> (ASTBlock.java:144)
>     at org.apache.velocity.runtime.directive.Foreach.renderBlock 
> (Foreach.java:306)
>     at org.apache.velocity.runtime.directive.Foreach.render (Foreach.java:276)
>     at org.apache.velocity.runtime.parser.node.ASTDirective.render 
> (ASTDirective.java:295)
>     at org.apache.velocity.runtime.parser.node.SimpleNode.render 
> (SimpleNode.java:423)
>     at org.apache.velocity.Template.merge (Template.java:357)
>     at org.apache.velocity.Template.merge (Template.java:262)
>     at org.apache.camel.maven.AbstractGeneratorMojo.mergeTemplate 
> (AbstractGeneratorMojo.java:161)
>     at org.apache.camel.maven.AbstractApiMethodGeneratorMojo.executeInternal 
> (AbstractApiMethodGeneratorMojo.java:83)
>     at org.apache.camel.maven.ApiComponentGeneratorMojo.executeInternal 
> (ApiComponentGeneratorMojo.java:87)
>     at org.apache.camel.maven.AbstractGeneratorMojo.execute 
> (AbstractGeneratorMojo.java:103)



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