public DescribeGatewayInformationResult withGatewayCapacity(GatewayCapacity gatewayCapacity) {
        this.gatewayCapacity = gatewayCapacity.toString();
        return this;
    }
<p>
Specifies the size of the gateway's metadata cache.
</p>

@param gatewayCapacity
       Specifies the size of the gateway's metadata cache.
@return Returns a reference to this object so that method calls can be chained together.
@see GatewayCapacity
aws-java-sdk-storagegateway/src/main/java/com/amazonaws/services/storagegateway/model/DescribeGatewayInformationResult.java