Throw new IllegalStateException in CallRedirectionService when the call redirection is not initialized yet

Test: Build
Bug: 193482535
Change-Id: I3609362043684249b6d6981fc7d2ab42c676db76

1 files changed, 9 insertions, 0 deletions

diff --git a/telecomm/java/android/telecom/CallRedirectionService.java b/telecomm/java/android/telecom/CallRedirectionService.java
index c832f53ae073..402b70b63204 100644
--- a/telecomm/java/android/telecom/CallRedirectionService.java
+++ b/telecomm/java/android/telecom/CallRedirectionService.java
@@ -100,6 +100,9 @@ public abstract class CallRedirectionService extends Service {
      */
     public final void placeCallUnmodified() {
         try {
+            if (mCallRedirectionAdapter == null) {
+                throw new IllegalStateException("Can only be called from onPlaceCall.");
+            }
             mCallRedirectionAdapter.placeCallUnmodified();
         } catch (RemoteException e) {
             e.rethrowAsRuntimeException();
@@ -128,6 +131,9 @@ public abstract class CallRedirectionService extends Service {
                                    @NonNull PhoneAccountHandle targetPhoneAccount,
                                    boolean confirmFirst) {
         try {
+            if (mCallRedirectionAdapter == null) {
+                throw new IllegalStateException("Can only be called from onPlaceCall.");
+            }
             mCallRedirectionAdapter.redirectCall(gatewayUri, targetPhoneAccount, confirmFirst);
         } catch (RemoteException e) {
             e.rethrowAsRuntimeException();
@@ -146,6 +152,9 @@ public abstract class CallRedirectionService extends Service {
      */
     public final void cancelCall() {
         try {
+            if (mCallRedirectionAdapter == null) {
+                throw new IllegalStateException("Can only be called from onPlaceCall.");
+            }
             mCallRedirectionAdapter.cancelCall();
         } catch (RemoteException e) {
             e.rethrowAsRuntimeException();