docs: public void associateExecutionById(String executionId) {
      Execution execution = processEngine.getRuntimeService()
        .createExecutionQuery()
        .executionId(executionId)
        .singleResult();
      if(execution == null) {
        throw new ProcessEngineCdiException("Cannot associate execution by id: no execution with id '"+executionId+"' found.");
      }
      associationManager.setExecution(execution);
    }