From e4d1b55a1af3406478c2fb072c7453f823300767 Mon Sep 17 00:00:00 2001
From: Edwin Kempin <ekempin@google.com>
Date: Thu, 22 Aug 2019 10:10:15 +0200
Subject: [PATCH] Rebase: Don't swallow caught exception

Signed-off-by: Edwin Kempin <ekempin@google.com>
Change-Id: Ie485ec39ae7acc2863823fefa39494475c302079
---
 .../extensions/restapi/UnprocessableEntityException.java      | 4 ++++
 .../src/main/java/com/google/gerrit/server/change/Rebase.java | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/gerrit-extension-api/src/main/java/com/google/gerrit/extensions/restapi/UnprocessableEntityException.java b/gerrit-extension-api/src/main/java/com/google/gerrit/extensions/restapi/UnprocessableEntityException.java
index 9ed83b2d17..c1a9ad2be0 100644
--- a/gerrit-extension-api/src/main/java/com/google/gerrit/extensions/restapi/UnprocessableEntityException.java
+++ b/gerrit-extension-api/src/main/java/com/google/gerrit/extensions/restapi/UnprocessableEntityException.java
@@ -21,4 +21,8 @@ public class UnprocessableEntityException extends RestApiException {
   public UnprocessableEntityException(String msg) {
     super(msg);
   }
+
+  public UnprocessableEntityException(String msg, Throwable cause) {
+    super(msg, cause);
+  }
 }
diff --git a/gerrit-server/src/main/java/com/google/gerrit/server/change/Rebase.java b/gerrit-server/src/main/java/com/google/gerrit/server/change/Rebase.java
index 3f9b33081a..0b233761f3 100644
--- a/gerrit-server/src/main/java/com/google/gerrit/server/change/Rebase.java
+++ b/gerrit-server/src/main/java/com/google/gerrit/server/change/Rebase.java
@@ -156,7 +156,7 @@ public class Rebase extends RetryingRestModifyView<RevisionResource, RebaseInput
       }
     } catch (NoSuchChangeException e) {
       throw new UnprocessableEntityException(
-          String.format("Base change not found: %s", input.base));
+          String.format("Base change not found: %s", input.base), e);
     }
 
     PatchSet.Id baseId = base.patchSet().getId();