From 41577e971f9d6bfe7a6eea1eac27cf1bae878541 Mon Sep 17 00:00:00 2001
From: Enrico Del Fante <enrico.delfante@consensys.net>
Date: Wed, 19 Feb 2025 15:48:42 +0100
Subject: [PATCH] Builder client - handle exception in request (#9148)

* Builder client - handle exception in request

* spotlessly
---
 .../ethereum/executionclient/rest/OkHttpRestClient.java  | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/ethereum/executionclient/src/main/java/tech/pegasys/teku/ethereum/executionclient/rest/OkHttpRestClient.java b/ethereum/executionclient/src/main/java/tech/pegasys/teku/ethereum/executionclient/rest/OkHttpRestClient.java
index b64c17651aa..1c6277b7a05 100644
--- a/ethereum/executionclient/src/main/java/tech/pegasys/teku/ethereum/executionclient/rest/OkHttpRestClient.java
+++ b/ethereum/executionclient/src/main/java/tech/pegasys/teku/ethereum/executionclient/rest/OkHttpRestClient.java
@@ -16,6 +16,7 @@
 import static java.util.Objects.requireNonNull;
 
 import java.io.IOException;
+import java.io.UncheckedIOException;
 import java.net.URL;
 import java.util.Map;
 import java.util.Optional;
@@ -120,8 +121,12 @@ private <S extends SszData> RequestBody createOctetStreamRequestBody(final S req
     return new RequestBody() {
 
       @Override
-      public void writeTo(final BufferedSink bufferedSink) {
-        requestBodyObject.sszSerialize(bufferedSink.outputStream());
+      public void writeTo(final BufferedSink bufferedSink) throws IOException {
+        try {
+          requestBodyObject.sszSerialize(bufferedSink.outputStream());
+        } catch (final UncheckedIOException e) {
+          throw e.getCause();
+        }
       }
 
       @Override