Log the content of the protocol version optionals.

diff --git a/src/main/java/net/pterodactylus/sone/core/SoneParser.java b/src/main/java/net/pterodactylus/sone/core/SoneParser.java
index 17d741e..fe2e0a9 100644 (file)
--- a/src/main/java/net/pterodactylus/sone/core/SoneParser.java
+++ b/src/main/java/net/pterodactylus/sone/core/SoneParser.java
@@ -100,11 +100,11 @@ public class SoneParser {
                Optional<Integer> protocolVersion = parseProtocolVersion(soneXml.get());
                if (protocolVersion.isPresent()) {
                        if (protocolVersion.get() < 0) {
-                               logger.log(Level.WARNING, String.format("Invalid protocol version: %d! Not parsing Sone.", protocolVersion));
+                               logger.log(Level.WARNING, String.format("Invalid protocol version: %d! Not parsing Sone.", protocolVersion.get()));
                                return null;
                        }
                        if (protocolVersion.get() > MAX_PROTOCOL_VERSION) {
-                               logger.log(Level.WARNING, String.format("Unknown protocol version: %d! Not parsing Sone.", protocolVersion));
+                               logger.log(Level.WARNING, String.format("Unknown protocol version: %d! Not parsing Sone.", protocolVersion.get()));
                                return null;
                        }
                }