docs: public ValidatePipelineDefinitionRequest withPipelineObjects(PipelineObject... pipelineObjects) {
          if (this.pipelineObjects == null) {
              setPipelineObjects(new com.amazonaws.internal.SdkInternalList<PipelineObject>(pipelineObjects.length));
          }
          for (PipelineObject ele : pipelineObjects) {
              this.pipelineObjects.add(ele);
          }
          return this;
      }