Would you mind implementing a getVLANName() method? Technically, VLANs use names, as per the section below. Thanks.
3560-2#show vlan ?
access-map Vlan access-map
brief VTP all VLAN status in brief
dot1q Display dot1q parameters
filter VLAN filter information
id VTP VLAN status by VLAN id
ifindex SNMP ifIndex
internal VLAN internal usage
mtu VLAN MTU information
name VTP VLAN status by VLAN name
private-vlan Private VLAN information
remote-span Remote SPAN VLANs
summary VLAN summary information
| Output modifiers
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