Implement dialer blocked number phone lookup

This CL implements looking up the dialer internal database for blocked numbers when the system database is not available yet.

Data is only invalidated when dialer is alive since that is the only time blocked numbers can be set and removed.

Bug: 70989538,70989547
Test: DialerBlockedNumberPhoneLookupTest
PiperOrigin-RevId: 180956355
Change-Id: Ie7acf091bf58a074d0a1ee39613fad035d2e6e60

1 files changed, 15 insertions, 8 deletions

diff --git a/java/com/android/dialer/telecom/TelecomCallUtil.java b/java/com/android/dialer/telecom/TelecomCallUtil.java
index b877a7392..7d71b4b90 100644
--- a/java/com/android/dialer/telecom/TelecomCallUtil.java
+++ b/java/com/android/dialer/telecom/TelecomCallUtil.java
@@ -103,20 +103,27 @@ public class TelecomCallUtil {
   @WorkerThread
   public static Optional<String> getE164Number(Context appContext, Call call) {
     Assert.isWorkerThread();
-    PhoneAccountHandle phoneAccountHandle = call.getDetails().getAccountHandle();
-    Optional<SubscriptionInfo> subscriptionInfo =
-        TelecomUtil.getSubscriptionInfo(appContext, phoneAccountHandle);
     String rawNumber = getNumber(call);
     if (TextUtils.isEmpty(rawNumber)) {
       return Optional.absent();
     }
-    String countryCode =
-        subscriptionInfo.isPresent() ? subscriptionInfo.get().getCountryIso() : null;
-    if (countryCode == null) {
+    Optional<String> countryCode = getCountryCode(appContext, call);
+    if (!countryCode.isPresent()) {
       LogUtil.w("TelecomCallUtil.getE164Number", "couldn't find a country code for call");
       return Optional.absent();
     }
-    return Optional.fromNullable(
-        PhoneNumberUtils.formatNumberToE164(rawNumber, countryCode.toUpperCase(Locale.US)));
+    return Optional.fromNullable(PhoneNumberUtils.formatNumberToE164(rawNumber, countryCode.get()));
+  }
+
+  @WorkerThread
+  public static Optional<String> getCountryCode(Context appContext, Call call) {
+    Assert.isWorkerThread();
+    PhoneAccountHandle phoneAccountHandle = call.getDetails().getAccountHandle();
+    Optional<SubscriptionInfo> subscriptionInfo =
+        TelecomUtil.getSubscriptionInfo(appContext, phoneAccountHandle);
+    if (subscriptionInfo.isPresent() && subscriptionInfo.get().getCountryIso() != null) {
+      return Optional.of(subscriptionInfo.get().getCountryIso().toUpperCase(Locale.US));
+    }
+    return Optional.absent();
   }
 }