private void checkMemory(RoutingContext routingContext) {
OperatingSystemMXBean bean =
(OperatingSystemMXBean) ManagementFactoryHelper.getOperatingSystemMXBean();
long max = bean.getTotalPhysicalMemorySize();
long free = bean.getFreePhysicalMemorySize();
routingContext
.response()
.putHeader("Content-Type", "text/plain")
.setStatusCode(HttpResponseStatus.OK.code())
.end(String.valueOf(max - free));
}
/**
* Returns the managed bean for the operating system on which the Java virtual machine is running.
*
* @return an {@link OperatingSystemMXBean} object for the Java virtual machine.
*/
public static OperatingSystemMXBean getOperatingSystemMXBean() {
return ManagementFactoryHelper.getOperatingSystemMXBean();
}