code: public DescribeNetworkAclsRequest withNetworkAclIds(String... networkAclIds) {
          if (this.networkAclIds == null) {
              setNetworkAclIds(new com.amazonaws.internal.SdkInternalList<String>(networkAclIds.length));
          }
          for (String ele : networkAclIds) {
              this.networkAclIds.add(ele);
          }
          return this;
      }
docs: <p>
  One or more network ACL IDs.
  </p>
  <p>
  Default: Describes all your network ACLs.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setNetworkAclIds(java.util.Collection)} or {@link #withNetworkAclIds(java.util.Collection)} if you want
  to override the existing values.
  </p>
  
  @param networkAclIds
  One or more network ACL IDs.</p>
  <p>
  Default: Describes all your network ACLs.
  @return Returns a reference to this object so that method calls can be chained together.