From 0613da2fcb640fa901a1a85c7146f41371cdee5d Mon Sep 17 00:00:00 2001
From: Andrew Gaul <andrew@gaul.org>
Date: Fri, 17 Jul 2020 19:06:16 +0900
Subject: [PATCH] Handle empty list blobs with opaque markers (Azure)

Fixes #326.
---
 src/main/java/org/gaul/s3proxy/S3ProxyHandler.java | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/main/java/org/gaul/s3proxy/S3ProxyHandler.java b/src/main/java/org/gaul/s3proxy/S3ProxyHandler.java
index 4bf9e97..799c4b8 100644
--- a/src/main/java/org/gaul/s3proxy/S3ProxyHandler.java
+++ b/src/main/java/org/gaul/s3proxy/S3ProxyHandler.java
@@ -1460,8 +1460,11 @@ public class S3ProxyHandler {
                         isListV2 ? "NextContinuationToken" : "NextMarker",
                         encodeBlob(encodingType, nextMarker));
                 if (Quirks.OPAQUE_MARKERS.contains(blobStoreType)) {
-                    lastKeyToMarker.put(Maps.immutableEntry(containerName,
-                            Iterables.getLast(set).getName()), nextMarker);
+                    StorageMetadata sm = Iterables.getLast(set, null);
+                    if (sm != null) {
+                        lastKeyToMarker.put(Maps.immutableEntry(containerName,
+                                sm.getName()), nextMarker);
+                    }
                 }
             } else {
                 writeSimpleElement(xml, "IsTruncated", "false");