private static void stopGateways() throws IOException, InterruptedException { javaProcessLauncher.stopBySendingNewLineIntoProcess(cacheServerA); javaProcessLauncher.stopBySendingNewLineIntoProcess(cacheServerB); javaProcessLauncher.stopBySendingNewLineIntoProcess(cacheServerC); javaProcessLauncher.stopBySendingNewLineIntoProcess(gatewayA); javaProcessLauncher.stopBySendingNewLineIntoProcess(gatewayB); javaProcessLauncher.stopBySendingNewLineIntoProcess(gatewayC); }