Properly interface ServerInfo class.
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@ -1,13 +1,7 @@
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package net.md_5.bungee.api.config;
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import java.net.InetSocketAddress;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.Objects;
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import lombok.AllArgsConstructor;
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import lombok.Data;
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import lombok.Synchronized;
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import net.md_5.bungee.api.Callback;
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import net.md_5.bungee.api.CommandSender;
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import net.md_5.bungee.api.ServerPing;
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@ -16,60 +10,40 @@ import net.md_5.bungee.api.connection.ProxiedPlayer;
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/**
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* Class used to represent a server to connect to.
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*/
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@Data
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@AllArgsConstructor
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public abstract class ServerInfo
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public interface ServerInfo
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{
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/**
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* Name this server displays as.
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* Get the name of this server.
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*
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* @return the configured name for this server address
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*/
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private final String name;
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/**
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* Connectable address of this server.
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*/
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private final InetSocketAddress address;
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/**
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* Players connected to a server defined by these properties.
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*/
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private final Collection<ProxiedPlayer> players = new ArrayList<>();
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/**
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* If set to true, users will need special permissions to view this server.
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*/
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private final boolean restricted;
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String getName();
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/**
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* Add a player to the internal set of this server.
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* Gets the connectable host + port pair for this server. Implementations
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* expect this to be used as the unique identifier per each instance of this
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* class.
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*
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* @param player the player to add
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* @return the IP and port pair for this server
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*/
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@Synchronized("players")
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public void addPlayer(ProxiedPlayer player)
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{
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players.add( player );
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}
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/**
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* Remove a player form the internal set of this server.
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*
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* @param player the player to remove
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*/
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@Synchronized("players")
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public void removePlayer(ProxiedPlayer player)
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{
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players.remove( player );
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}
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InetSocketAddress getAddress();
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/**
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* Get the set of all players on this server.
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*
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* @return an unmodifiable collection of all players on this server
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*/
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@Synchronized("players")
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public Collection<ProxiedPlayer> getPlayers()
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{
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return Collections.unmodifiableCollection( players );
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}
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Collection<ProxiedPlayer> getPlayers();
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/**
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* Whether the player can access this server. It will only return false when
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* the player has no permission and this server is restricted.
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*
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* @param sender the player to check access for
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* @return whether access is granted to this server
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*/
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boolean canAccess(CommandSender sender);
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/**
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* Send data by any available means to this server.
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@ -77,39 +51,12 @@ public abstract class ServerInfo
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* @param channel the channel to send this data via
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* @param data the data to send
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*/
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public abstract void sendData(String channel, byte[] data);
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void sendData(String channel, byte[] data);
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/**
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* Asynchronously gets the current player count on this server.
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*
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* @param callback the callback to call when the count has been retrieved.
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*/
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public abstract void ping(Callback<ServerPing> callback);
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/**
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* Whether the player can access this server. It will only return false when
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* the player has no permission and this server is restricted.
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*
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* @param player the player to check access for
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* @return whether access is granted to this server
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*/
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public boolean canAccess(CommandSender player)
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{
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return !restricted || player.hasPermission( "bungeecord.server." + name );
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}
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@Override
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public boolean equals(Object obj)
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{
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return ( obj instanceof ServerInfo ) && Objects.equals( getAddress(), ( (ServerInfo) obj ).getAddress() );
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}
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@Override
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public int hashCode()
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{
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int hash = 7;
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hash = 73 * hash + Objects.hashCode( getClass() );
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hash = 73 * hash + Objects.hashCode( getAddress() );
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return hash;
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}
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void ping(Callback<ServerPing> callback);
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}
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@ -6,13 +6,21 @@ import io.netty.channel.ChannelFutureListener;
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import io.netty.channel.ChannelOption;
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import io.netty.channel.socket.nio.NioSocketChannel;
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import java.net.InetSocketAddress;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.Objects;
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import java.util.Queue;
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import java.util.concurrent.ConcurrentLinkedQueue;
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import lombok.Getter;
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import lombok.RequiredArgsConstructor;
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import lombok.Synchronized;
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import net.md_5.bungee.api.Callback;
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import net.md_5.bungee.api.CommandSender;
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import net.md_5.bungee.api.ProxyServer;
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import net.md_5.bungee.api.ServerPing;
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import net.md_5.bungee.api.config.ServerInfo;
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import net.md_5.bungee.api.connection.ProxiedPlayer;
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import net.md_5.bungee.api.connection.Server;
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import net.md_5.bungee.connection.PingHandler;
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import net.md_5.bungee.netty.HandlerBoss;
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@ -20,15 +28,55 @@ import net.md_5.bungee.netty.PipelineUtils;
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import net.md_5.bungee.packet.DefinedPacket;
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import net.md_5.bungee.packet.PacketFAPluginMessage;
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public class BungeeServerInfo extends ServerInfo
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@RequiredArgsConstructor
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public class BungeeServerInfo implements ServerInfo
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{
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@Getter
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private final String name;
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@Getter
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private final InetSocketAddress address;
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private final Collection<ProxiedPlayer> players = new ArrayList<>();
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@Getter
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private final boolean restricted;
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@Getter
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private final Queue<DefinedPacket> packetQueue = new ConcurrentLinkedQueue<>();
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public BungeeServerInfo(String name, InetSocketAddress address, boolean restricted)
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@Synchronized("players")
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public void addPlayer(ProxiedPlayer player)
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{
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super( name, address, restricted );
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players.add( player );
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}
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@Synchronized("players")
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public void removePlayer(ProxiedPlayer player)
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{
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players.remove( player );
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}
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@Synchronized("players")
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@Override
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public Collection<ProxiedPlayer> getPlayers()
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{
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return Collections.unmodifiableCollection( players );
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}
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@Override
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public boolean canAccess(CommandSender player)
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{
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return !restricted || player.hasPermission( "bungeecord.server." + name );
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}
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@Override
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public boolean equals(Object obj)
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{
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return ( obj instanceof ServerInfo ) && Objects.equals( getAddress(), ( (ServerInfo) obj ).getAddress() );
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}
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@Override
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public int hashCode()
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{
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return address.hashCode();
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}
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@Override
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@ -6,7 +6,6 @@ import java.util.concurrent.TimeUnit;
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import lombok.Getter;
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import lombok.RequiredArgsConstructor;
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import lombok.Setter;
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import net.md_5.bungee.api.config.ServerInfo;
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import net.md_5.bungee.api.connection.Server;
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import net.md_5.bungee.packet.Packet1Login;
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import net.md_5.bungee.packet.PacketFAPluginMessage;
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@ -19,7 +18,7 @@ public class ServerConnection implements Server
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@Getter
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private final Channel ch;
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@Getter
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private final ServerInfo info;
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private final BungeeServerInfo info;
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@Getter
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private final Packet1Login loginPacket;
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@Getter
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@ -36,7 +36,7 @@ public class ServerConnector extends PacketHandler
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private final ProxyServer bungee;
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private Channel ch;
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private final UserConnection user;
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private final ServerInfo target;
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private final BungeeServerInfo target;
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private State thisState = State.ENCRYPT_REQUEST;
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private enum State
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@ -118,7 +118,10 @@ public final class UserConnection implements ProxiedPlayer
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{
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ServerConnectEvent event = new ServerConnectEvent( this, info );
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ProxyServer.getInstance().getPluginManager().callEvent( event );
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final ServerInfo target = event.getTarget(); // Update in case the event changed target
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Preconditions.checkArgument( event.getTarget() instanceof BungeeServerInfo, "BungeeCord can only connect to BungeeServerInfo instances" );
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final BungeeServerInfo target = (BungeeServerInfo) event.getTarget(); // Update in case the event changed target
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if ( getServer() != null && Objects.equals( getServer().getInfo(), target ) )
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{
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sendMessage( ChatColor.RED + "Cannot connect to server you are already on!" );
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@ -9,12 +9,12 @@ import io.netty.handler.timeout.ReadTimeoutHandler;
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import io.netty.util.AttributeKey;
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import java.util.concurrent.TimeUnit;
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import net.md_5.bungee.BungeeCord;
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import net.md_5.bungee.BungeeServerInfo;
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import net.md_5.bungee.ServerConnector;
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import net.md_5.bungee.UserConnection;
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import net.md_5.bungee.connection.InitialHandler;
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import net.md_5.bungee.api.ProxyServer;
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import net.md_5.bungee.api.config.ListenerInfo;
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import net.md_5.bungee.api.config.ServerInfo;
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import net.md_5.bungee.protocol.PacketDefinitions;
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public class PipelineUtils
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@ -22,7 +22,7 @@ public class PipelineUtils
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public static final AttributeKey<ListenerInfo> LISTENER = new AttributeKey<>( "ListerInfo" );
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public static final AttributeKey<UserConnection> USER = new AttributeKey<>( "User" );
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public static final AttributeKey<ServerInfo> TARGET = new AttributeKey<>( "Target" );
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public static final AttributeKey<BungeeServerInfo> TARGET = new AttributeKey<>( "Target" );
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public static final ChannelInitializer<Channel> SERVER_CHILD = new ChannelInitializer<Channel>()
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{
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@Override
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