zzy created GROOVY-9660:
---------------------------

             Summary: generic type class extend tarit
                 Key: GROOVY-9660
                 URL: https://issues.apache.org/jira/browse/GROOVY-9660
             Project: Groovy
          Issue Type: Question
          Components: Groovy Console
    Affects Versions: 3.0.5
         Environment: groovy 3.0.5 + jdk1.8
            Reporter: zzy


*code example :*

package io.github.hdfg159

 

trait Data {}

class TestData implements Data {}

class AbstractData<D extends Data> {
 D data
}

def test = new AbstractData<TestData>()

 

*when i compile groovy,it compile failed:*

{color:#FF0000}org.codehaus.groovy.control.MultipleCompilationErrorsException: 
startup failed:{color}
{color:#FF0000}TestTrait.groovy: 11: The type TestData is not a valid 
substitute for the bounded parameter <D extends io.github.hdfg159.Data>{color}
{color:#FF0000} @ line 11, column 29.{color}
{color:#FF0000} def test = new AbstractData<TestData>(){color}

 

 

 

 



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