Dissecting a Custom Claims Provider

If you want a concise version of which properties and methods are required for the parts of functionality in a Claims Provider, here it is:

To augment claims:
SupportsEntityInformation
FillClaimsForEntity
FillClaimTypes
FillClaimValueTypes

To show a hierarchy of names in the left pane of people picker:
SupportsHierarchy
FillHierarchy


To search for claims:
SupportsSearch
SupportsResolve
FillSearch
FillSchema
FillEntityTypes
FillResolve (the overload with SPClaim as an input parameter)

To resolve names in type-in control:
SupportsResolve
FillResolve (both overloads)

This content was taken directly from the SQLClaimProvider code sample downloaded from MSDN Code Gallery.  The name of the file in the source code is WhatWasImplementedForWhatFunctionality.txt