code: public GetImportResult withFailureReason(String... failureReason) {
          if (this.failureReason == null) {
              setFailureReason(new java.util.ArrayList<String>(failureReason.length));
          }
          for (String ele : failureReason) {
              this.failureReason.add(ele);
          }
          return this;
      }
docs: <p>
  A string that describes why an import job failed to complete.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setFailureReason(java.util.Collection)} or {@link #withFailureReason(java.util.Collection)} if you want
  to override the existing values.
  </p>
  
  @param failureReason
  A string that describes why an import job failed to complete.
  @return Returns a reference to this object so that method calls can be chained together.