@Override
  protected int getStateId(CreatePipePluginState createPipePluginState) {
    return createPipePluginState.ordinal();
  }
This class extends {@link AbstractNodeProcedure} to make sure that when a {@link
CreatePipePluginProcedure} is executed, the {@link AddConfigNodeProcedure}, {@link
RemoveConfigNodeProcedure} or {@link RemoveDataNodesProcedure} will not be executed at the same
time.
iotdb-core/confignode/src/main/java/org/apache/iotdb/confignode/procedure/impl/pipe/plugin/CreatePipePluginProcedure.java