/**
 * MemoryStatus class
 * Copyright Yoon Kyung Koo, All rights reserved.
 * @author <A HREF="mailto:yoonforh@yahoo.com">Yoon Kyung Koo</A>
 */
class MemoryStatus {
	static {
		try {
			System.loadLibrary("winmem");
		} catch (Exception e) {
			System.err.println("error while loading library");
			System.err.println("\t:"+e.toString());
			System.exit(1);
		}
	}
	public static void main(String args[]) {
		MemoryStatus stat = new MemoryStatus();
		System.out.println("Total Physical Memory="+stat.getTotalPhysical());
		System.out.println("Available Physical Memory="+stat.getAvailPhysical());
		System.out.println("Total Page File ="+stat.getTotalPageFile());
		System.out.println("Available Page File="+stat.getAvailPageFile());
		System.out.println("Total Virtual Memory="+stat.getTotalVirtual());
		System.out.println("Available Virtual Memory="+stat.getAvailVirtual());
		System.out.println("Total Disk Space="+stat.getDiskTotalSpace("C:\\"));
		System.out.println("Available Disk Space="+stat.getDiskFreeSpace("C:\\"));
		try {
		System.out.println("Available Disk Space="+new String(stat.getDiskFreeSpaceInKSC("C:\\"), "EUC_KR"));
		} catch (Exception e) { }
	}

	public native long getTotalPhysical();
	public native long getAvailPhysical();
	public native long getTotalPageFile();
	public native long getAvailPageFile();
	public native long getTotalVirtual();
	public native long getAvailVirtual();
	public native long getDiskFreeSpace(String disk);
	public native long getDiskTotalSpace(String disk);
	public native byte[] getDiskFreeSpaceInKSC(String disk);
}