code: @Override
      public void visitEnd() {
          // compute SVUID and add it to the class
          if (computeSVUID && !hasSVUID) {
              try {
                  addSVUID(computeSVUID());
              } catch (Throwable e) {
                  throw new RuntimeException("Error while computing SVUID for "
                          + name, e);
              }
          }
  
          super.visitEnd();
      }
docs: /*
  Add the SVUID if class doesn't have one