hasCarrierPrivileges: detailed messages about unexpected state

Bug: 398737967
Change-Id: I8ef949d328ee4248eed839c9ff1e69c06d31fa2a
Test: TH
Flag: EXEMPT logging only

1 files changed, 13 insertions, 3 deletions

diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java
index 6e0304b58489..fbba999bfb36 100644
--- a/telephony/java/android/telephony/TelephonyManager.java
+++ b/telephony/java/android/telephony/TelephonyManager.java
@@ -10579,9 +10579,19 @@ public class TelephonyManager {
     public boolean hasCarrierPrivileges(int subId) {
         try {
             ITelephony telephony = getITelephony();
-            if (telephony != null) {
-                return telephony.getCarrierPrivilegeStatus(subId)
-                        == CARRIER_PRIVILEGE_STATUS_HAS_ACCESS;
+            if (telephony == null) {
+                Rlog.e(TAG, "hasCarrierPrivileges: no Telephony service");
+                return false;
+            }
+            int status = telephony.getCarrierPrivilegeStatus(subId);
+            switch (status) {
+                case CARRIER_PRIVILEGE_STATUS_HAS_ACCESS:
+                    return true;
+                case CARRIER_PRIVILEGE_STATUS_NO_ACCESS:
+                    return false;
+                default:
+                    Rlog.e(TAG, "hasCarrierPrivileges: " + status);
+                    return false;
             }
         } catch (RemoteException ex) {
             Rlog.e(TAG, "hasCarrierPrivileges RemoteException", ex);