anchor.diff:  
   @TargetClass(XmlData.class)
   @Substitute
  -final public class Target_XmlData {
  +public final class Target_XmlData {
  +
       @Substitute
       private String name;
       @Substitute
  
positive.code:                 ", date='" + date + '\'' +
                  '}';
      }
  
  }
  ----
  
negative.code: The Graal SDK supports substitutions of classes in the native image. An example of how one could replace the `XmlConfig/XmlData` classes with versions that have no JAXB annotation dependencies is shown in these example classes:
  
  .Substitution of XmlConfig/XmlData Classes Example
  [source,java]
  ----
  package io.quarkus.extest.runtime.graal;
  import java.util.Date;
  import com.oracle.svm.core.annotate.Substitute;
  import com.oracle.svm.core.annotate.TargetClass;
  import io.quarkus.extest.runtime.config.XmlData;
  
  @TargetClass(XmlConfig.class)
  @Substitute
  public final class Target_XmlConfig {
  
      @Substitute
      private String address;
      @Substitute
  