how to get GMT time and IMEI , IMSI or ICCID from JavaCard

I'm a new on programming JavaCard, and have a question about how to get GMT time and IMEI , IMSI or ICCID from JavaCard.is there any suggestions?
[160 byte] By [sucsora] at [2007-10-3 4:47:48]
# 1
IMSI You can get from EF-IMSI file, andICCID - from EF-ICCID file. See GSM 11.11 for structure.IMEI and GMT time You can get via STK command "PROVIDE LOCAL INFORMATION". See GSM 11.14 for details.
C300G_a at 2007-7-14 22:52:11 > top of Java-index,Java Mobility Forums,Consumer and Commerce...
# 2
Thanks ! I got it!But a question is how to convert a digital to charactor .And how to do bit operation , example like shift bit .
sucsor_a at 2007-7-14 22:52:12 > top of Java-index,Java Mobility Forums,Consumer and Commerce...