Fix a few issues with the registry

Author: dmulloy2

modules/API/src/main/java/com/comphenix/protocol/ProtocolLogger.java

@@ -33,7 +33,11 @@ protected static void init(Plugin plugin) {
 	}
 
 	private static boolean isDebugEnabled() {
-		return ProtocolLibrary.getConfig().isDebug();
+		try {
+			return ProtocolLibrary.getConfig().isDebug();
+		} catch (Throwable ex) {
+			return true; // For testing
+		}
 	}
 
 	/**
@@ -67,7 +71,11 @@ public static void log(Level level, String message, Throwable ex) {
 
 	public static void debug(String message, Object... args) {
 		if (isDebugEnabled()) {
-			log("[Debug] " + message, args);
+			if (logger != null) {
+				log("[Debug] " + message, args);
+			} else {
+				System.out.println("[Debug] " + MessageFormat.format(message, args));
+			}
 		}
 	}
 }

modules/API/src/main/java/com/comphenix/protocol/injector/packet/PacketRegistry.java

@@ -43,16 +43,16 @@ public class PacketRegistry {
 	public static final ReportType REPORT_INSUFFICIENT_SERVER_PACKETS = new ReportType("Too few server packets detected: %s");
 	public static final ReportType REPORT_INSUFFICIENT_CLIENT_PACKETS = new ReportType("Too few client packets detected: %s");
 
-	// Two different packet registry
+	// The Netty packet registry
 	private static volatile ProtocolRegistry NETTY;
 
 	// Cached for Netty
 	private static volatile Set<Integer> LEGACY_SERVER_PACKETS;
 	private static volatile Set<Integer> LEGACY_CLIENT_PACKETS;
 	private static volatile Map<Integer, Class> LEGACY_PREVIOUS_PACKETS;
-	
-	// Whether or not the registry has
-	private static boolean INITIALIZED;
+
+	// Whether or not the registry has been initialized
+	private static volatile boolean INITIALIZED = false;
 
 	/**
 	 * Initializes the packet registry.
@@ -65,8 +65,8 @@ private static void initialize() {
 			return;
 		}
 
-		INITIALIZED = true;
 		NETTY = new NettyProtocolRegistry();
+		INITIALIZED = true;
 	}
 
 	/**