A Vlan Bitmap class to handle allocation/de-allocation of vlan ids.
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class quantum.plugins.brocade.vlanbm.VlanBitmap(ctxt)
Bases: object
Setup a vlan bitmap for allocation/de-allocation.
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get_next_vlan(vlan_id=None)
try to get a specific vlan if requested
or get the next vlan.
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release_vlan(vlan_id)
return the vlan to the pool.