diff options
Diffstat (limited to 'app/src/main/java/com/wireguard/config/Interface.java')
-rw-r--r-- | app/src/main/java/com/wireguard/config/Interface.java | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/app/src/main/java/com/wireguard/config/Interface.java b/app/src/main/java/com/wireguard/config/Interface.java index 7b114a09..f97c4731 100644 --- a/app/src/main/java/com/wireguard/config/Interface.java +++ b/app/src/main/java/com/wireguard/config/Interface.java @@ -44,11 +44,14 @@ public final class Interface { private final Optional<Integer> mtu; private Interface(final Builder builder) { + if (builder.keyPair == null) + throw new IllegalArgumentException("Interfaces must have a private key"); + // Defensively copy to ensure immutability even if the Builder is reused. addresses = Collections.unmodifiableSet(new LinkedHashSet<>(builder.addresses)); dnsServers = Collections.unmodifiableSet(new LinkedHashSet<>(builder.dnsServers)); excludedApplications = Collections.unmodifiableSet(new LinkedHashSet<>(builder.excludedApplications)); - keyPair = Objects.requireNonNull(builder.keyPair, "Interfaces must have a private key"); + keyPair = builder.keyPair; listenPort = builder.listenPort; mtu = builder.mtu; } |