public VpnConnection withGatewayAssociationState(GatewayAssociationState gatewayAssociationState) {
        this.gatewayAssociationState = gatewayAssociationState.toString();
        return this;
    }
<p>
The current state of the gateway association.
</p>

@param gatewayAssociationState
       The current state of the gateway association.
@return Returns a reference to this object so that method calls can be chained together.
@see GatewayAssociationState
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/VpnConnection.java