public TransitGatewayRoute withTransitGatewayAttachments(TransitGatewayRouteAttachment... transitGatewayAttachments) {
        if (this.transitGatewayAttachments == null) {
            setTransitGatewayAttachments(new com.amazonaws.internal.SdkInternalList<TransitGatewayRouteAttachment>(transitGatewayAttachments.length));
        }
        for (TransitGatewayRouteAttachment ele : transitGatewayAttachments) {
            this.transitGatewayAttachments.add(ele);
        }
        return this;
    }
<p>
The attachments.
</p>
<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setTransitGatewayAttachments(java.util.Collection)} or
{@link #withTransitGatewayAttachments(java.util.Collection)} if you want to override the existing values.
</p>

@param transitGatewayAttachments
       The attachments.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/TransitGatewayRoute.java