How to get Ram size and size of Hard disk using Java?

Question

How to get the Ram size and Hard disk size of the PC using Java? And Is it possible to get the currently logged user name on PC through java?

Answer 1

For Ram Size , if you are using java 1.5

java.lang.management package

com.sun.management.OperatingSystemMXBean mxbean = (com.sun.management.OperatingSystemMXBean) ManagementFactory.getOperatingSystemMXBean();
System.out.println(mxbean.getTotalPhysicalMemorySize() + " Bytes ");