@Override
 public boolean getAllPossibleValues(
     List<Completion> completions,
     Class<?> targetType,
     String existingData,
     String optionContext,
     MethodTarget target) {
   try {
     return getAllPossibleValues(
         completions, context.getRegionsByPlatform(context.getActiveCloudPlatform()));
   } catch (Exception e) {
     return false;
   }
 }