code: public ListDocumentVersionsResult withDocumentVersions(DocumentVersionInfo... documentVersions) {
          if (this.documentVersions == null) {
              setDocumentVersions(new com.amazonaws.internal.SdkInternalList<DocumentVersionInfo>(documentVersions.length));
          }
          for (DocumentVersionInfo ele : documentVersions) {
              this.documentVersions.add(ele);
          }
          return this;
      }
docs: <p>
  The document versions.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setDocumentVersions(java.util.Collection)} or {@link #withDocumentVersions(java.util.Collection)} if you
  want to override the existing values.
  </p>
  
  @param documentVersions
  The document versions.
  @return Returns a reference to this object so that method calls can be chained together.