public static String euroUTCSystemDateString( long timestamp ) {
        Calendar calendar = Calendar.getInstance();
        calendar.setTimeInMillis( timestamp );
        calendar.setTimeZone( UTC_TIME_ZONE );
        int day = calendar.get( Calendar.DAY_OF_MONTH );
        int month = calendar.get( Calendar.MONTH );
        int year = calendar.get( Calendar.YEAR );
        int hour = calendar.get( Calendar.HOUR_OF_DAY );
        int minute = calendar.get( Calendar.MINUTE );
        int second = calendar.get( Calendar.SECOND );

        CharBuf buf = CharBuf.create( 16 );
        buf.add( Str.zfill ( day, 2 ) ).add( '_' );
        buf.add( Str.zfill( month, 2 ) ).add( '_' );
        buf.add( year ).add( '_' );
        buf.add( Str.zfill( hour, 2 ) ).add( '_' );
        buf.add( Str.zfill( minute, 2 ) ).add( '_' );
        buf.add( Str.zfill( second, 2 ) ).add( "_utc_euro" );

        return buf.toString();
    }
public static String euroUTCSystemDateString( long timestamp ) {
        Calendar calendar = Calendar.getInstance();
        calendar.setTimeInMillis( timestamp );
        calendar.setTimeZone( UTC_TIME_ZONE );
        int day = calendar.get( Calendar.DAY_OF_MONTH );
        int month = calendar.get( Calendar.MONTH );
        int year = calendar.get( Calendar.YEAR );
        int hour = calendar.get( Calendar.HOUR_OF_DAY );
        int minute = calendar.get( Calendar.MINUTE );
        int second = calendar.get( Calendar.SECOND );

        CharBuf buf = CharBuf.create( 16 );
        buf.add( Str.zfill ( day, 2 ) ).add( '_' );
        buf.add( Str.zfill( month, 2 ) ).add( '_' );
        buf.add( year ).add( '_' );
        buf.add( Str.zfill( hour, 2 ) ).add( '_' );
        buf.add( Str.zfill( minute, 2 ) ).add( '_' );
        buf.add( Str.zfill( second, 2 ) ).add( "_utc_euro" );

        return buf.toString();
    }
public static String euroUTCSystemDateString ( long timestamp ) { Calendar calendar = Calendar . getInstance ( ) ; calendar . setTimeInMillis ( timestamp ) ; calendar . setTimeZone ( UTC_TIME_ZONE ) ; int day = calendar . get ( Calendar . DAY_OF_MONTH ) ; int month = calendar . get ( Calendar . MONTH ) ; int year = calendar . get ( Calendar . YEAR ) ; int hour = calendar . get ( Calendar . HOUR_OF_DAY ) ; int minute = calendar . get ( Calendar . MINUTE ) ; int second = calendar . get ( Calendar . SECOND ) ; CharBuf buf = CharBuf . create ( 16 ) ; buf . add ( Str . zfill ( day , 2 ) ) . add ( ' ' ) ; buf . add ( Str . zfill ( month , 2 ) ) . add ( ' ' ) ; buf . add ( year ) . add ( ' ' ) ; buf . add ( Str . zfill ( hour , 2 ) ) . add ( ' ' ) ; buf . add ( Str . zfill ( minute , 2 ) ) . add ( ' ' ) ; buf . add ( Str . zfill ( second , 2 ) ) . add ( "_utc_euro" ) ; return buf . toString ( ) ; }
Useful for generated file names and generated work directories.

@param timestamp the timestamp
@return euro style format.
Useful for generated file names and generated work directories .