From f9543cddaed02c10c30dde4ef5db2db40bf8cbc2 Mon Sep 17 00:00:00 2001
From: Paul Schaub <vanitasvitae@fsfe.org>
Date: Tue, 13 Sep 2022 12:31:26 +0200
Subject: [PATCH] Fix NPE when fetching unfetchable cert

---
 .../src/main/java/pgp/wkd/discovery/DiscoveryResponse.java   | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/wkd-java/src/main/java/pgp/wkd/discovery/DiscoveryResponse.java b/wkd-java/src/main/java/pgp/wkd/discovery/DiscoveryResponse.java
index e1b6ac1..dc2ab99 100644
--- a/wkd-java/src/main/java/pgp/wkd/discovery/DiscoveryResponse.java
+++ b/wkd-java/src/main/java/pgp/wkd/discovery/DiscoveryResponse.java
@@ -12,6 +12,7 @@ import pgp.wkd.exception.MissingPolicyFileException;
 import javax.annotation.Nonnull;
 import javax.annotation.Nullable;
 import java.net.URI;
+import java.util.ArrayList;
 import java.util.List;
 
 /**
@@ -170,8 +171,8 @@ public final class DiscoveryResponse {
 
         private DiscoveryMethod discoveryMethod;
         private WKDAddress address;
-        private List<Certificate> acceptableCertificates;
-        private List<RejectedCertificate> rejectedCertificates;
+        private List<Certificate> acceptableCertificates = new ArrayList<>();
+        private List<RejectedCertificate> rejectedCertificates = new ArrayList<>();
         private Throwable fetchingFailure;
         private WKDPolicy policy;
         private MissingPolicyFileException missingPolicyFileException;