import (
	"context"
	"net"
	"syscall"
	"time"
)

// CheckPortAvailability - check if given host and port is already in use.
// Note: The check method tries to listen on given port and closes it.
// It is possible to have a disconnected client in this tiny window of time.
func CheckPortAvailability(host, port string, opts TCPOptions) (err error) {
	lc := &net.ListenConfig{

    /**
     * Constructs a new FessBoot instance with the specified port and context path.
     *
     * @param port the port number for the Tomcat server
     * @param contextPath the context path for the web application
     */
    public FessBoot(final int port, final String contextPath) {
        super(port, contextPath);
    }

    /**
     * Prepares and returns the web application path.

            ?: throw IllegalArgumentException("unexpected host: $host")
        this.host = encoded
      }

    fun port(port: Int) =
      apply {
        require(port in 1..65535) { "unexpected port: $port" }
        this.port = port
      }

    fun addPathSegment(pathSegment: String) =
      apply {

        this.server = server;
    }

    /**
     * Returns the port number.
     * @return The port number.
     */
    public int getPort() {
        return port;
    }

    /**
     * Sets the port number.
     * @param port The port number.
     */
    public void setPort(final int port) {
        this.port = port;
    }

    /**
     * Returns the username.
     * @return The username.

  override fun createSocket(
    host: String,
    port: Int,
  ): Socket {
    val socket = delegate.createSocket(host, port)
    return configureSocket(socket)
  }

  @Throws(IOException::class)
  override fun createSocket(
    host: String,
    port: Int,
    localAddress: InetAddress,
    localPort: Int,
  ): Socket {
    val socket = delegate.createSocket(host, port, localAddress, localPort)

  }

  @Throws(IOException::class)
  @JvmOverloads
  fun start(port: Int = 0) {
    started = true
    delegate.start(port)
  }

  @Throws(IOException::class)
  fun start(
    inetAddress: InetAddress,
    port: Int,
  ) {
    started = true
    delegate.start(inetAddress, port)
  }

  @Synchronized
  @Throws(IOException::class)
  fun shutdown() {

        }
        return (this.tconHostName == null || hostName.equalsIgnoreCase(this.tconHostName)) && address.equals(this.address)
                && (port == 0 || port == this.port ||
                /* port 139 is ok if 445 was requested */
                        port == 445 && this.port == 139)
                && (localAddr == this.localAddr || localAddr != null && localAddr.equals(this.localAddr)) && localPort == this.localPort;
    }

  @Throws(IOException::class)
  override fun createServerSocket(port: Int): ServerSocket {
    val serverSocket = delegate.createServerSocket(port)
    return configureServerSocket(serverSocket)
  }

  @Throws(IOException::class)
  override fun createServerSocket(
    port: Int,
    backlog: Int,
  ): ServerSocket {
    val serverSocket = delegate.createServerSocket(port, backlog)
    return configureServerSocket(serverSocket)
  }

    public void setPort_Equal(Integer port) {
        setPort_Term(port, null);
    }

    public void setPort_Equal(Integer port, ConditionOptionCall<TermQueryBuilder> opLambda) {
        setPort_Term(port, opLambda);
    }

    public void setPort_Term(Integer port) {
        setPort_Term(port, null);
    }

    public void setPort_Term(Integer port, ConditionOptionCall<TermQueryBuilder> opLambda) {

package main

import (
	"bytes"
	"encoding/json"
	"flag"
	"fmt"
	"io"
	"log"
	"net/http"
)

var port int

func init() {
	flag.IntVar(&port, "port", 8080, "Port to listen on")
}

func mainHandler(w http.ResponseWriter, r *http.Request) {
	body, err := io.ReadAll(r.Body)
	defer r.Body.Close()
	if err != nil {