Input set has been divided into inner and outer part to distinguish
different fields. However, the parse method of switch filter doesn't
match this update. Refactor switch filter to distinguish inner and outer
input set in the same way as other filters.
Signed-off-by: Yuying Zhang <yuying.zhang@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>
34792a3b5b