[hotfix][webmonitor] add @nullable to SSL engine factory

laubersder · Oct 22, 2018 · 4b3496c · 4b3496c
1 parent 3ffa16d
commit 4b3496c
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/...-runtime-web/src/main/java/org/apache/flink/runtime/webmonitor/history/HistoryServer.java b/...-runtime-web/src/main/java/org/apache/flink/runtime/webmonitor/history/HistoryServer.java
@@ -46,6 +46,8 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import javax.annotation.Nullable;
+
 import java.io.File;
 import java.io.FileWriter;
 import java.io.IOException;
@@ -92,6 +94,7 @@ public class HistoryServer {
 
  private final HistoryServerArchiveFetcher archiveFetcher;
 
+ @Nullable
  private final SSLEngineFactory serverSSLFactory;
  private WebFrontendBootstrap netty;