layer CExt1;

import java.io.Serializable;
import anotherPackage;

SoUrCe  CExt1 "C:!Java!FeatureOrientedProgramming!Regression!Mixin!class!CExt1.jak";

 abstract class MyClass$$CExt1 implements yyy, java.io.Serializable {
    int Terse = 2;
    void foo() throws SomeException { }
    int increment( int i ) { }
}

SoUrCe  CExt1 "C:!Java!FeatureOrientedProgramming!Regression!Mixin!class!CExt1.jak";

 class MyClass extends MyClass$$CExt1 implements yyy, java.io.Serializable {
    int Terse = 2;
    void foo() throws SomeException { }
    int increment( int i ) { }
}
