Fix OPP comparison

isBluetoothShareUri_correctlyCheckUri (under
com.android.bluetooth.opp.BluetoothOppUtilityTest) is failing
on null input due to an incorrect comparison in
isBluetoothShareUri.  Change the comparison to one which can
cope with null input.

Bug: 257190999
Test: atest: BluetoothOppUtilityTest
Tag: #security
Ignore-AOSP-First: Security
Change-Id: I61118f22577de7b975fb0df8dac8583e91f7b8c7
(cherry picked from commit c9b53b95)
Merged-In: I61118f22577de7b975fb0df8dac8583e91f7b8c7

android/app/src/com/android/bluetooth/opp/BluetoothOppUtility.java

@@ -63,6 +63,7 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Locale;
 import java.util.Map;
+import java.util.Objects;
 import java.util.concurrent.ConcurrentHashMap;
 
 /**
@@ -80,10 +81,10 @@ public class BluetoothOppUtility {
 
     public static boolean isBluetoothShareUri(Uri uri) {
         if (uri.toString().startsWith(BluetoothShare.CONTENT_URI.toString())
-                && !uri.getAuthority().equals(BluetoothShare.CONTENT_URI.getAuthority())) {
+                && !Objects.equals(uri.getAuthority(), BluetoothShare.CONTENT_URI.getAuthority())) {
             EventLog.writeEvent(0x534e4554, "225880741", -1, "");
         }
-        return uri.getAuthority().equals(BluetoothShare.CONTENT_URI.getAuthority());
+        return Objects.equals(uri.getAuthority(), BluetoothShare.CONTENT_URI.getAuthority());
     }
 
     public static BluetoothOppTransferInfo queryRecord(Context context, Uri uri) {