code: public static boolean isSqlInjectionSafe(String dataString){
          if(isEmpty(dataString)){
              return true;
          }
  
          for(Pattern pattern : validationPatterns){
              if(matches(pattern, dataString)){
                  return false;
              }
          }
          return true;
      }
docs: Determines if the provided string value is SQL-Injection-safe.
  <p>
  Empty value is considered safe.
  This is used in by the SqlInjectionSafe annotation.
  
  @param  dataString  string value that is to verified
  @return   'true' for safe and 'false' for unsafe