public TransitGatewayOptions withDefaultRouteTableAssociation(String defaultRouteTableAssociation) {
        setDefaultRouteTableAssociation(defaultRouteTableAssociation);
        return this;
    }
<p>
Indicates whether resource attachments are automatically associated with the default association route table.
</p>

@param defaultRouteTableAssociation
       Indicates whether resource attachments are automatically associated with the default association route
       table.
@return Returns a reference to this object so that method calls can be chained together.
@see DefaultRouteTableAssociationValue
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/TransitGatewayOptions.java