public void setGatewayState(String gatewayState) {
        this.gatewayState = gatewayState;
    }
<p>
A value that indicates the operating state of the gateway.
</p>

@param gatewayState
       A value that indicates the operating state of the gateway.
aws-java-sdk-storagegateway/src/main/java/com/amazonaws/services/storagegateway/model/DescribeGatewayInformationResult.java