import com.badlogic.gdx.Net.Protocol; //导入依赖的package包/类
public NetJavaServerSocketImpl (Protocol protocol, int port, ServerSocketHints hints) {
	this.protocol = protocol;

	// create the server socket
	try {
		// initialize
		server = new java.net.ServerSocket();
		if (hints != null) {
			server.setPerformancePreferences(hints.performancePrefConnectionTime, hints.performancePrefLatency,
				hints.performancePrefBandwidth);
			server.setReuseAddress(hints.reuseAddress);
			server.setSoTimeout(hints.acceptTimeout);
			server.setReceiveBufferSize(hints.receiveBufferSize);
		}

		// and bind the server...
		InetSocketAddress address = new InetSocketAddress(port);
		if (hints != null) {
			server.bind(address, hints.backlog);
		} else {
			server.bind(address);
		}
	} catch (Exception e) {
		throw new GdxRuntimeException("Cannot create a server socket at port " + port + ".", e);
	}
}
 

import com.badlogic.gdx.Net.Protocol; //导入依赖的package包/类
public NetJavaSocketImpl (Protocol protocol, String host, int port, SocketHints hints) {
	try {
		// create the socket
		socket = new java.net.Socket();
		applyHints(hints); // better to call BEFORE socket is connected!

		// and connect...
		InetSocketAddress address = new InetSocketAddress(host, port);
		if (hints != null) {
			socket.connect(address, hints.connectTimeout);
		} else {
			socket.connect(address);
		}
	} catch (Exception e) {
		throw new GdxRuntimeException("Error making a socket connection to " + host + ":" + port, e);
	}
}
 

import com.badlogic.gdx.Net.Protocol; //导入依赖的package包/类
public static PingResult ping(ClientNetworkingParameter clientNP) {
	Log.debug("Pinging Host:" + clientNP.host + " Port:" + clientNP.port);
	Socket socket;
	try {
		socket = Gdx.net.newClientSocket(Protocol.TCP, clientNP.host, clientNP.port, socketHints);
		return ClientConnectionInitializer.ping(socket);
	} catch (Exception e) {
		PingResult pingResult = new PingResult();
		pingResult.failure = true;
		pingResult.exception = e;
		return pingResult;
	}
}
 

import com.badlogic.gdx.Net.Protocol; //导入依赖的package包/类
public static PingResult ping(ClientNetworkingParameter clientNetworkingParameter) {
  Log.debug("Pinging Host:" + clientNetworkingParameter.host + " Port:" + clientNetworkingParameter.port);
  Socket socket;
  try {
    socket = Gdx.net.newClientSocket(Protocol.TCP, clientNetworkingParameter.host, clientNetworkingParameter.port, socketHints);
    return ClientConnectionInitializer.ping(socket);
  } catch (Exception e) {
    PingResult pingResult = new PingResult();
    pingResult.failure = true;
    pingResult.exception = e;
    return pingResult;
  }
}
 

import com.badlogic.gdx.Net.Protocol; //导入依赖的package包/类
public ServerSocketMonitor(int port, ServerNetworking serverNetworking) {
	this.port = port;
	this.serverNetworking = serverNetworking;
	serverSocket = Gdx.net.newServerSocket(Protocol.TCP, port, Networking.serverSocketHints);
	running = new AtomicBoolean(true);
}
 

import com.badlogic.gdx.Net.Protocol; //导入依赖的package包/类
public ServerSocketMonitor(int port, ServerNetworking serverNetworking) {
  this.port = port;
  this.serverNetworking = serverNetworking;
  serverSocket = Gdx.net.newServerSocket(Protocol.TCP, port, Networking.serverSocketHints);
  running = new AtomicBoolean(true);
}
 

import com.badlogic.gdx.Net.Protocol; //导入依赖的package包/类
@Override
public ServerSocket newServerSocket (Protocol protocol, String hostname, int port, ServerSocketHints hints) {
	return new NetJavaServerSocketImpl(protocol, hostname, port, hints);
}
 

import com.badlogic.gdx.Net.Protocol; //导入依赖的package包/类
public Socket newClientSocket (Protocol protocol, String host, int port, SocketHints hints) {
	return new NetJavaSocketImpl(protocol, host, port, hints);
}
 

import com.badlogic.gdx.Net.Protocol; //导入依赖的package包/类
/** @return the Protocol used by this socket */
public Protocol getProtocol ();
 

import com.badlogic.gdx.Net.Protocol; //导入依赖的package包/类
@Override
public Protocol getProtocol () {
	return protocol;
}
 

import com.badlogic.gdx.Net.Protocol; //导入依赖的package包/类
@Override
public Socket newClientSocket (Protocol protocol, String host, int port, SocketHints hints) {
	return new NetJavaSocketImpl(protocol, host, port, hints);
}