Improved the API slightly.

ProtocolLib/src/com/comphenix/protocol/ProtocolManager.java

@@ -131,7 +131,7 @@ public interface ProtocolManager {
 	 * @param argumentTypes - type of each argument to pass to Minecraft.
 	 * @return The packet constructor.
 	 */
-	public PacketConstructor createPacketConstructor(int id, Class<?>[] argumentTypes);
+	public PacketConstructor createPacketConstructor(int id, Class<?>... argumentTypes);
 	
 	/**
 	 * Retrieves a immutable set containing the ID of the sent server packets that will be observed by listeners.

ProtocolLib/src/com/comphenix/protocol/injector/PacketFilterManager.java

@@ -326,7 +326,7 @@ public final class PacketFilterManager implements ProtocolManager {
 	}
 	
 	@Override
-	public PacketConstructor createPacketConstructor(int id, Class<?>[] argumentTypes) {
+	public PacketConstructor createPacketConstructor(int id, Class<?>... argumentTypes) {
 		return PacketConstructor.DEFAUALT.withPacket(id, argumentTypes);
 	}