Add configuration stuff (this is not done yet)

src/main/java/com/velocitypowered/proxy/VelocityServer.java

@@ -3,6 +3,7 @@ package com.velocitypowered.proxy;
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
 import com.velocitypowered.network.ConnectionManager;
+import com.velocitypowered.proxy.config.VelocityConfiguration;
 import com.velocitypowered.proxy.connection.http.NettyHttpClient;
 import com.velocitypowered.proxy.util.EncryptionUtils;
 import io.netty.bootstrap.Bootstrap;
@@ -11,7 +12,9 @@ import net.kyori.text.serializer.GsonComponentSerializer;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 
+import java.io.IOException;
 import java.net.InetSocketAddress;
+import java.nio.file.Paths;
 import java.security.KeyPair;
 
 public class VelocityServer {
@@ -22,6 +25,7 @@ public class VelocityServer {
             .create();
 
     private final ConnectionManager cm = new ConnectionManager();
+    private VelocityConfiguration configuration;
     private NettyHttpClient httpClient;
     private KeyPair serverKeyPair;
 
@@ -36,9 +40,23 @@ public class VelocityServer {
         return serverKeyPair;
     }
 
+    public VelocityConfiguration getConfiguration() {
+        return configuration;
+    }
+
     public void start() {
         // Create a key pair
         logger.info("Booting up Velocity...");
+        try {
+            configuration = VelocityConfiguration.read(Paths.get("velocity.toml"));
+            if (!configuration.validate()) {
+                logger.error("Your configuration is invalid. Velocity will refuse to start up until the errors are resolved.");
+                System.exit(1);
+            }
+        } catch (IOException e) {
+            logger.error("Unable to load your velocity.toml. The server will shut down.", e);
+            System.exit(1);
+        }
         serverKeyPair = EncryptionUtils.createRsaKeyPair(1024);
 
         httpClient = new NettyHttpClient(this);