To prepare for enabling MissingNullability Metalava check this CL
works on adding missing nullability issues that metalava flags if
we tell it to flag new things since API 29.
This is not a complete CL, mostly addresses public api and
toString/equals for @SystemApi
Exempt-From-Owner-Approval: Large scale nullability clean up
Bug: 124515653
Test: make -j checkapi
Merged-In: I109260842cfc25f06e40694997fcbb4afa02c867
Change-Id: I109260842cfc25f06e40694997fcbb4afa02c867
If they were null, then the Parcelable would fail to work.
Bug: 126726802
Test: manual
Change-Id: I7929ffa2f20e5de1c8e68e8263cca99496e9d014
Exempt-From-Owner-Approval: Trivial API annotations
Add API to check if one SIM card or a combination of SIM cards for
multisim devices is allowed on the terminal, based on the existing
carrier restriction rules.
Bug: 123939943
Test: added test cases for the new API
Change-Id: Ieaa3c25da75e04e2acb3b169e10638d967732f99
Add support for dual SIM to carrier restrictions.
Add support to exclude specific carriers in the list of carrier
restrictions.
Bug: 120313541
Test: Created test application to verify correct functionality.
Test: Added test cases for CarrierRestrictionRules.
Change-Id: I2723fb07db13efdafbc74471a87182e2d2a32718
Merged-In: I2723fb07db13efdafbc74471a87182e2d2a32718