<arg>-XDignore.symbol.file</arg>
              </compilerArgs>
            </configuration>
          </execution>
          <execution>
            <id>compile-java9</id>
            <phase>compile</phase>
            <goals>
              <goal>compile</goal>
            </goals>
            <configuration>
              <release>9</release>

       */
      @IgnoreJRERequirement
      @SuppressWarnings("NewApi")
      @Override
      String typeName(Type type) {
        return type.getTypeName();
      }
    },
    JAVA9 {
      @Override
      Type newArrayType(Type componentType) {
        return JAVA8.newArrayType(componentType);
      }

      @Override
      Type usedInGenericType(Type type) {