/** Determine whether the current user has Windows administrator privileges. */
public static boolean isWinAdmin() {
if (!isWinPlatform()) return false;
// for (String group : new com.sun.security.auth.module.NTSystem().getGroupIDs()) {
// if (group.equals("S-1-5-32-544")) return true; // "S-1-5-32-544" is a well-known
// security identifier in Windows. If the current user has it then he/she/it is an
// administrator.
// }
// return false;
try {
Class<?> ntsys = Class.forName("com.sun.security.auth.module.NTSystem");
if (ntsys != null) {
Object groupObj =
SystemUtils.invoke(
ntsys.newInstance(), ntsys.getDeclaredMethod("getGroupIDs"), (Object[]) null);
if (groupObj instanceof String[]) {
for (String group : (String[]) groupObj) {
if (group.equals("S-1-5-32-544"))
return true; // "S-1-5-32-544" is a well-known security identifier in Windows. If the
// current user has it then he/she/it is an administrator.
}
}
}
} catch (ReflectiveOperationException e) {
System.err.println(e);
}
return false;
}
public static Frame getSharedOwnerFrame() {
try {
Method getSharedOwnerFrame =
SwingUtilities.class.getDeclaredMethod("getSharedOwnerFrame"); // package-protected
Object frame =
SystemUtils.invoke(
null,
getSharedOwnerFrame); // getSharedOwnerFrame() is static - invoke it on null object
return (frame instanceof Frame) ? (Frame) frame : null;
} catch (NoSuchMethodException | SecurityException e) {
e.printStackTrace();
}
return null;
}