import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.Socket;

import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.player.AsyncPlayerChatEvent;
import org.bukkit.plugin.PluginManager;
import org.bukkit.plugin.java.JavaPlugin;

public class StartPlugin extends JavaPlugin implements Listener {

    public static String name;
    public static Socket socket;
    public static BufferedReader in;
    public static PrintWriter out;
    public static Thread ClientThread;
    public static boolean Clientconnect = false;
    public static int port;
    public static String address;

    public static boolean Connected = false;
    public static String ServerName;

    public void onEnable(){
         PluginManager pm = getServer().getPluginManager();
         pm.registerEvents(this, this);
        saveDefaultConfig();
        getCommand("sc").setExecutor(new ScCommands());
        address = getConfig().getString("Server-Ip");
        try{
            port = Integer.parseInt("Server-Port");
        }catch(Exception e){
            port = 9001;
        }
        ServerName = getConfig().getString("Server-Name");
        getLogger().info(" is enabled");
    }
    public void onDisable(){
        try{
            in.close();
            out.close();
            socket.close();
        }catch(Exception e){

        }
    }
    public static void StartChat(){
        try{
            socket = new Socket(address, port);
            in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
            out = new PrintWriter(socket.getOutputStream(), true);
        }catch(Exception e){
            Connected = false;
        }
            System.out.println("Starting Connection");
            while (Clientconnect)
            {
                try
                    {
                        String message = (String) in.readLine();
                        if(message.startsWith("MESSAGE")){
                            Bukkit.getServer().broadcastMessage(ChatColor.DARK_GRAY+"[Shadow Chat] "+ChatColor.GRAY+message.substring(8));
                        }else if(message.startsWith("SUBMITNAME")){
                            out.println(ServerName);
                            Connected = true;
                        }else if(message.startsWith("NAMEACCEPTED")){

                        }else if(message.startsWith("COMMAND")){
                            String[] cmd = message.split(" ");
                            if(cmd[1].equalsIgnoreCase("welcome")){
                                Bukkit.broadcastMessage(ChatColor.DARK_GRAY+"[Shadow Chat] Welcome "+cmd[2]+" To "+ServerName+"'s Chat!");
                            }else if(message.startsWith("welcomeall")){
                                Bukkit.broadcastMessage(ChatColor.DARK_GRAY+"[Shadow Chat] Welcome Everyone To "+ServerName+"'s Chat!");
                            }
                        }

                    }
                    catch (Exception e)
                    {
                        error = true;
                    }
            }
        }
    public static boolean error;
    public static void stopChat(){
        try{
            out.println("Command Quit");
            in.close();
            out.close();
            socket.close();
            error= false;
        }catch(Exception e){
            error= true;
        }
    }
    public static boolean error() {
        return error;
    }
    @EventHandler
    public void onPlayerChat(AsyncPlayerChatEvent event)
    {
        if (Connected)
        {
            try{
                out.println(ServerName+": "+event.getMessage());
            }catch(Exception e){
                getLogger().severe("[Shadow Chat] Couldnt Print Message To Chat Server");
            }
        }
    }
    public static void setConnect(boolean b) {
        Clientconnect = b;
    }

}


Threaded version
public void onEnable(){
PluginManager pm = getServer().getPluginManager();
pm.registerEvents(this, this);
saveDefaultConfig();
getCommand("sc").setExecutor(new ScCommands());
address = getConfig().getString("Server-Ip");
try{
port = Integer.parseInt("Server-Port");
}catch(Exception e){
port = 9001;
}
ServerName = getConfig().getString("Server-Name");
ClientThread = new Thread(new Runnable()
{
@Override
public void run()
{
while (true)
{
if (Clientconnect)
{
try
{
String message = in.readLine();
if(message.startsWith("MESSAGE")){
Bukkit.getServer().broadcastMessage(ChatColor.DARK_GRAY+"[Shadow Chat] "+ChatColor.GRAY+message.substring(8));
}else if(message.startsWith("SUBMITNAME")){
out.println(ServerName);
Connected = true;
}else if(message.startsWith("NAMEACCEPTED")){

}else if(message.startsWith("COMMAND")){
String[] cmd = message.split(" ");
if(cmd[1].equalsIgnoreCase("welcome")){
Bukkit.broadcastMessage(ChatColor.DARK_GRAY+"[Shadow Chat] Welcome "+cmd[2]+" To "+ServerName+"'s Chat!");
}else if(message.startsWith("welcomeall")){
Bukkit.broadcastMessage(ChatColor.DARK_GRAY+"[Shadow Chat] Welcome Everyone To "+ServerName+"'s Chat!");
}
}
}
catch (Exception e)
{
e.printStackTrace();
}
}
}
}
});
getLogger().info(" is enabled");
}
public void onDisable(){
try{
in.close();
out.close();
socket.close();
}catch(Exception e){

}
}
public static void StartChat(){
try{
ClientThread.start();
socket = new Socket(address, port);
in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
out = new PrintWriter(socket.getOutputStream(), true);
}catch(Exception e){
Connected = false;
}

}
public static boolean error;
public static void stopChat(){
try{
out.println("Command Quit");
in.close();
out.close();
socket.close();
error= false;
}catch(Exception e){
error= true;
}
}
public static boolean error() {
return error;
}
@EventHandler
public void onPlayerChat(AsyncPlayerChatEvent event)
{
if (Connected)
{
try{
out.println(ServerName+": "+event.getMessage());
}catch(Exception e){
getLogger().severe("[Shadow Chat] Couldnt Print Message To Chat Server");
}
}
}
public static void setConnect(boolean b) {
Clientconnect = b;
}

}