code: public static Map getComponentMap(DefaultTopologyAssignContext context, Integer task) {
          String componentName = context.getTaskToComponent().get(task);
          ComponentCommon componentCommon = ThriftTopologyUtils.getComponentCommon(context.getSysTopology(), componentName);
  
          Map componentMap = (Map) JStormUtils.from_json(componentCommon.get_json_conf());
          if (componentMap == null) {
              componentMap = Maps.newHashMap();
          }
          return componentMap;
      }
docs: get the component's configuration