code: public DescribePipelinesRequest withPipelineIds(String... pipelineIds) {
          if (this.pipelineIds == null) {
              setPipelineIds(new com.amazonaws.internal.SdkInternalList<String>(pipelineIds.length));
          }
          for (String ele : pipelineIds) {
              this.pipelineIds.add(ele);
          }
          return this;
      }
docs: <p>
  The IDs of the pipelines to describe. You can pass as many as 25 identifiers in a single call. To obtain pipeline
  IDs, call <a>ListPipelines</a>.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setPipelineIds(java.util.Collection)} or {@link #withPipelineIds(java.util.Collection)} if you want to
  override the existing values.
  </p>
  
  @param pipelineIds
  The IDs of the pipelines to describe. You can pass as many as 25 identifiers in a single call. To obtain
  pipeline IDs, call <a>ListPipelines</a>.
  @return Returns a reference to this object so that method calls can be chained together.