From eedc4e23febbd2af96a34c4c299c018c331c7eea Mon Sep 17 00:00:00 2001
From: Jon Chambers <jon@signal.org>
Date: Tue, 24 Feb 2026 13:12:01 -0500
Subject: [PATCH] Use `simple-grpc` for `PaymentsGrpcService`

---
 .../textsecuregcm/grpc/PaymentsGrpcService.java      | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/grpc/PaymentsGrpcService.java b/service/src/main/java/org/whispersystems/textsecuregcm/grpc/PaymentsGrpcService.java
index 08545cc79..7b80ff3a6 100644
--- a/service/src/main/java/org/whispersystems/textsecuregcm/grpc/PaymentsGrpcService.java
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/grpc/PaymentsGrpcService.java
@@ -7,7 +7,6 @@ package org.whispersystems.textsecuregcm.grpc;
 
 import static java.util.Objects.requireNonNull;
 
-import io.grpc.Status;
 import java.math.BigDecimal;
 import java.util.List;
 import java.util.Map;
@@ -16,13 +15,12 @@ import javax.annotation.Nonnull;
 import org.apache.commons.lang3.tuple.Pair;
 import org.signal.chat.payments.GetCurrencyConversionsRequest;
 import org.signal.chat.payments.GetCurrencyConversionsResponse;
-import org.signal.chat.payments.ReactorPaymentsGrpc;
+import org.signal.chat.payments.SimplePaymentsGrpc;
 import org.whispersystems.textsecuregcm.auth.grpc.AuthenticationUtil;
 import org.whispersystems.textsecuregcm.currency.CurrencyConversionManager;
 import org.whispersystems.textsecuregcm.entities.CurrencyConversionEntityList;
-import reactor.core.publisher.Mono;
 
-public class PaymentsGrpcService extends ReactorPaymentsGrpc.PaymentsImplBase {
+public class PaymentsGrpcService extends SimplePaymentsGrpc.PaymentsImplBase {
 
   private final CurrencyConversionManager currencyManager;
 
@@ -32,7 +30,7 @@ public class PaymentsGrpcService extends ReactorPaymentsGrpc.PaymentsImplBase {
   }
 
   @Override
-  public Mono<GetCurrencyConversionsResponse> getCurrencyConversions(final GetCurrencyConversionsRequest request) {
+  public GetCurrencyConversionsResponse getCurrencyConversions(final GetCurrencyConversionsRequest request) {
     AuthenticationUtil.requireAuthenticatedDevice();
 
     final CurrencyConversionEntityList currencyConversionEntityList = currencyManager
@@ -48,9 +46,9 @@ public class PaymentsGrpcService extends ReactorPaymentsGrpc.PaymentsImplBase {
             .build())
         .toList();
 
-    return Mono.just(GetCurrencyConversionsResponse.newBuilder()
+    return GetCurrencyConversionsResponse.newBuilder()
         .addAllCurrencies(currencyConversionEntities).setTimestamp(currencyConversionEntityList.getTimestamp())
-        .build());
+        .build();
   }
 
   @Nonnull