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import java.util.Date;
import java.util.TimeZone;
public class CifsTime {
// Observed dates reporting ServerTimeZone=240
// file last modified date = { low, high };
// Mon Mar 26 23:14:42 EST 2001 (no DST)
static final int[] D = { 0x10BE3D00, 0x01C0B66C };
// Mon Apr 30 03:17:14 EST 2001 (in DST)
//static final int[] D = { 0x9474B900, 0x01C0D145 };
static final long MILLISECONDS_BETWEEN_1970_AND_1601 = 11644473600000L;
static long calcDate() {
int lo, hi;
long t;
t = ((long)D[1] << 32 ) | ( (long)D[0] & 0xFFFFFFFFL );
t = ( t / 10000L - MILLISECONDS_BETWEEN_1970_AND_1601 );
if( TimeZone.getDefault().inDaylightTime( new Date() )) {
// in dst
if( TimeZone.getDefault().inDaylightTime( new Date( t ))) {
// t was also generated in dst too so no correction
return t;
}
// t was not generated during dst so add 1 hour
return t + 3600000L;
} else {
// not in dst
if( TimeZone.getDefault().inDaylightTime( new Date( t ))) {
// t was generated in dst so subtract 1 hour
return t - 3600000L;
}
// t was also not generated in dst so no correction
return t;
}
}
public static void main( String[] argv ) throws Exception {
System.out.println( new Date( calcDate() ));
}
}
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