code: public ListWebACLsResult withWebACLs(WebACLSummary... webACLs) {
          if (this.webACLs == null) {
              setWebACLs(new java.util.ArrayList<WebACLSummary>(webACLs.length));
          }
          for (WebACLSummary ele : webACLs) {
              this.webACLs.add(ele);
          }
          return this;
      }
docs: <p>
  An array of <a>WebACLSummary</a> objects.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setWebACLs(java.util.Collection)} or {@link #withWebACLs(java.util.Collection)} if you want to override
  the existing values.
  </p>
  
  @param webACLs
  An array of <a>WebACLSummary</a> objects.
  @return Returns a reference to this object so that method calls can be chained together.