Examples of jfun.yan.Component.optional()

jfun.yan.Component.optional()
Creates an optional Component. If this component fails, it returns the special default value indicator. @return the new Component object.

        public Creator bind(Class component_type, Object key, Class type){
          final Component p = Components.useProperty(component_type, key, type);
          if(params.containsKey(key)){
            return p;
          }
          else return p.optional();
        }
      });
  }

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