le but de la prise.shutdownOutput()

Je suis en utilisant le code ci-dessous pour envoyer des données à un serveur tcp. Je suppose que j'ai besoin d'utiliser socket.shutdownOutput() pour bien indiquer que le client envoi de la demande. Est mon hypothèse est correcte? Si non, merci de me faire savoir le but de shutdownOutput(). Aussi apprécions tous les autres optimisations que je puisse faire.

Client

def address = new InetSocketAddress(tcpIpAddress, tcpPort as Integer)
clientSocket = new Socket()
clientSocket.connect(address, FIVE_SECONDS)
clientSocket.setSoTimeout(FIVE_SECONDS)

//default to 4K when writing to the server
BufferedOutputStream outputStream = new BufferedOutputStream(clientSocket.getOutputStream(), 4096)

//encode the data
final byte[] bytes = reqFFF.getBytes("8859_1")
outputStream.write(bytes,0,bytes.length)
outputStream.flush()
clientSocket.shutdownOutput()

Serveur

ServerSocket welcomeSocket = new ServerSocket(6789)

while(true)
{
    println "ready to accept connections"
    Socket connectionSocket = welcomeSocket.accept()
    println "accepted client req"
    BufferedInputStream inFromClient = new BufferedInputStream(connectionSocket.getInputStream())
    BufferedOutputStream outToClient = new BufferedOutputStream(connectionSocket.getOutputStream())
    ByteArrayOutputStream bos=new ByteArrayOutputStream()

    println "reading data byte by byte"  
    byte b=inFromClient.read()    
    while(b!=-1)
    {        
       bos.write(b)
       b=inFromClient.read()
    }
    String s=bos.toString()

    println("Received request: [" + s +"]")   

    def resp = "InvalidInput"
    if(s=="hit") { resp = "some data" }

    println "Sending resp: ["+resp+"]"

    outToClient.write(resp.getBytes());
    outToClient.flush()
}

OriginalL'auteur Aravind R. Yarram | 2013-03-04