Prevent NPE.

diff --git a/src/main/java/net/pterodactylus/sone/web/page/StaticPage.java b/src/main/java/net/pterodactylus/sone/web/page/StaticPage.java
index 223d66b..a840958 100644 (file)
--- a/src/main/java/net/pterodactylus/sone/web/page/StaticPage.java
+++ b/src/main/java/net/pterodactylus/sone/web/page/StaticPage.java
@@ -69,7 +69,7 @@ public class StaticPage implements Page {
                String filename = path.substring(lastSlash + 1);
                InputStream fileInputStream = getClass().getResourceAsStream(resourcePathPrefix + filename);
                if (fileInputStream == null) {
-                       return new Response(404, "Not found.", null, (String) null);
+                       return new Response(404, "Not found.", null, "");
                }
                return new Response(200, "OK", mimeType, null, fileInputStream);
        }