code: 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;
      }
docs: <p>
  The objects that define the pipeline changes to validate against the pipeline.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setPipelineObjects(java.util.Collection)} or {@link #withPipelineObjects(java.util.Collection)} if you
  want to override the existing values.
  </p>
  
  @param pipelineObjects
  The objects that define the pipeline changes to validate against the pipeline.
  @return Returns a reference to this object so that method calls can be chained together.