class SSMStepDefinitions implements EC2StepFunctions {

    @When("^SSM block network port (\\d+) on (\\d+) instances$")
    public SSMStepDefinitions blockPort(int portNum, int numHosts) {
        this.executeCommand(numHosts, Command.BLOCKPORT, String.valueOf(portNum));
        executionStateCache.setBlockPort(true);
        executionStateCache.addPortNum(portNum);
        return this;
    }

    public  SSMStepDefinitions();

}