import java.util.*; 
public class WinRegTest{  
	public static void main(String[] args) {  
		WinReg key = new WinReg (
			WinReg.HKEY_LOCAL_MACHINE, // 根
			"SOFTWARE\\JavaSoft\\Java Development Kit\\1.4");   // 路徑
		key.setValue("Default user", "Harry Hacker");
		key.setValue("Lucky number", new Integer(13)); 
		key.setValue("Small primes", new byte[] { 2, 3, 5, 7, 11 });
		Enumeration enum = key.names();
		while (enum.hasMoreElements()) { 
			String name = (String)enum.nextElement();
			System.out.print(name + "=");
			Object value = key.getValue(name); 
			if (value instanceof byte[]) {  
				byte[] bvalue = (byte[])value; 
				for (int i = 0; i < bvalue.length; i++)
					System.out.print((bvalue[i] & 0xFF) + " ");
			}
			else System.out.print(value); 
			System.out.println();
		}
	}
}