# Functions
Get returns the HTTPFilter registered with typeURL.
Register registers the HTTP filter Builder to the filter map.
UnregisterForTesting unregisters the HTTP Filter for testing purposes.
# Interfaces
ClientInterceptorBuilder constructs a Client Interceptor.
Filter defines the parsing functionality of an HTTP filter.
FilterConfig represents an opaque data structure holding configuration for a filter.
ServerInterceptorBuilder constructs a Server Interceptor.