Package java.io

Examples of java.io.DataOutputStream


    size += NcStream.writeVInt(wbc, datab.length); // dataProto len
    size += writeBytes(wbc, datab); // dataProto

    if (v.getDataType() == DataType.SEQUENCE) {
      int count = 0;
      DataOutputStream os = new DataOutputStream( Channels.newOutputStream( wbc));
      Structure seq = (Structure) v; // superclass for Sequence, SequenceDS
      StructureDataIterator iter = seq.getStructureIterator(-1);
      while (iter.hasNext()) {
        size += writeBytes(wbc, NcStream.MAGIC_VDATA); // magic
        ArrayStructureBB abb = IospHelper.copyToArrayBB(iter.next());
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  private void writeNamespacesToFile()
    throws IOException
  {
    synchronized (file) {
      DataOutputStream out = new DataOutputStream(new FileOutputStream(file));

      try {
        out.write(MAGIC_NUMBER);
        out.writeByte(FILE_FORMAT_VERSION);

        for (Namespace ns : namespacesMap.values()) {
          out.writeUTF(ns.getName());
          out.writeUTF(ns.getPrefix());
        }
      }
      finally {
        out.close();
      }
    }
  }
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      // Write header
      out.write(MAGIC_NUMBER);
      out.write(BMSF_VERSION);

      // The rest of the data is GZIP-compressed
      DataOutputStream dataOut = new DataOutputStream(new GZIPOutputStream(out));
      out = dataOut;

      writeNamespaces(dataOut);

      writeStatements(dataOut);

      dataOut.writeByte(EOF_MARKER);
    }
    finally {
      out.close();
    }
  }
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    this.dictLib = dictLib;
    this.client = client;
    if (this.client != null)
      try {
        client.setSoTimeout(10 * 60000);// 10����û����Ӧ����Ϊ��ʱ
        out = new DataOutputStream(new BufferedOutputStream(client.getOutputStream()));
        in = new DataInputStream(new BufferedInputStream(client.getInputStream()));
      } catch (IOException e) {
        logger.error(e);
        close();
      }
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    */
   public void run()
   {
      if (log.isLoggable(Level.FINER)) log.finer("Handling client request, accessing AuthServer IOR ...");
      BufferedReader iStream = null;
      DataOutputStream oStream = null;
      String clientRequest = "";
      boolean first = true;
      try {
         iStream = new BufferedReader(new InputStreamReader(sock.getInputStream()));
         oStream = new DataOutputStream(sock.getOutputStream());

         clientRequest = iStream.readLine();
         String headerLine; // "\r\n"   carriage return and line feed terminate the http header section
         while (true /*!sock.isClosed() JDK 1.4 only*/) {
            headerLine = iStream.readLine();
            if (log.isLoggable(Level.FINE)) log.fine("Receiving header '" + headerLine + "'");
            if (headerLine == null || headerLine.trim().length() < 1) {
               break;
            }
         }

         if (log.isLoggable(Level.FINER)) log.finer("Request from client " + getSocketInfo());

         if (clientRequest == null) {
            String info = "Empty request ignored " + getSocketInfo();
            errorResponse(oStream, "HTTP/1.1 400 Bad Request", null, true, info);
            log.warning(info);
            return;
         }

         first = false;
         if (log.isLoggable(Level.FINE)) log.fine("Handling client request '" + clientRequest + "' ...");

         StringTokenizer toks = new StringTokenizer(clientRequest);
         if (toks.countTokens() != 3) {
            String info = "Wrong syntax in client request: '" + clientRequest + "', closing " + getSocketInfo() + " connection.";
            errorResponse(oStream, "HTTP/1.1 400 Bad Request", null, true, info);
            log.warning(info);
            return;
         }

         String method = toks.nextToken();   // "GET"
         String resource = toks.nextToken(); // "/AuthenticationService.ior"
//         String version =
       toks.nextToken()// "HTTP/1.0"

/*
         if (false) { // TEST ONLY:
            Uri uri = null;
            try {
               // TODO: use UriAuthority to parse the request and forward it to CommandManager
               //UriAuthority uriAuthority = new UriAuthority(resource);

               // To test a telnet with
               // GET http://joe:mypasswd@develop:3412/admin/?key=XX HTTP/1.0

               // !! From browser we only get "/admin/?key=XX" -> 'joe:mypasswd' is not delivered!!

               uri = new Uri(glob, resource);
               if (log.isLoggable(Level.FINER)) log.call(ME, "Request is" + uri.toXml());
            }
            catch (XmlBlasterException e) {
               String info = getSocketInfo() + ": " + e.toString();
               log.call(ME, info);
               errorResponse(oStream, "HTTP/1.1 400 Bad Request", null, true, info);
               return;
            }
            finally {
               if (log.isLoggable(Level.FINER)) {
                  while (true) {
                     String req = iStream.readLine();
                     if (req == null)
                        break;
                     if (log.isLoggable(Level.FINER)) log.call(ME, req);
                  }
               }
            }
         }
*/

         // RFC 2068 enforces minimum implementation GET and HEAD
         if (!method.equalsIgnoreCase("GET") && !method.equalsIgnoreCase("HEAD")) {
            String info = "Invalid method in client " + getSocketInfo() + " request: '" + clientRequest + "'";
            errorResponse(oStream, "HTTP/1.1 501 Method Not Implemented", "Allow: GET", true, info);
            log.warning(info);
            return;
         }

         // lookup if request is registered
         resource = resource.trim();

        
         Object obj = knownRequests.get(resource);
         if(log.isLoggable(Level.FINE)) log.fine("1. Resource: " + resource + " => " + obj);
         if (obj == null) {
            Iterator it = knownRequests.keySet().iterator();
            while (it.hasNext()) {
               String key = (String)it.next();
               if (resource.startsWith(key)) {
                  obj = knownRequests.get(key);
                  break;
               }
            }
            if (obj == null) {
               String info = "Ignoring unknown data '" + resource + "' from client " + getSocketInfo() + " request: '" + clientRequest + "'";
               errorResponse(oStream, "HTTP/1.1 404 Not Found", null, true, info);
               log.warning(info);
               return;
            }
         }
         if(log.isLoggable(Level.FINE)) log.fine("2. Resource: " + resource + " => " + obj);

         HttpResponse httpResponse;
         if (obj instanceof String) {
            httpResponse = new HttpResponse((String)obj, "text/plain"); // CORBA IOR
         }
         else {
            I_HttpRequest httpRequest = (I_HttpRequest)obj;             // Registered plugins
            httpResponse = httpRequest.service(resource, new TreeMap());
         }

         // java.net.HttpURLConnection.HTTP_OK:
         errorResponse(oStream, "HTTP/1.1 200 OK", null, false, null);
         String length = "Content-Length: " + httpResponse.getContent().length;
         oStream.write((length+CRLF).getBytes());
         //oStream.write(("Transfer-Encoding: chunked"+CRLF).getBytes()); // java.io.IOException: Bogus chunk size
         oStream.write(("Content-Type: "+httpResponse.getMimeType()+"; charset=utf-8"+CRLF).getBytes());
         if (!method.equalsIgnoreCase("HEAD")) {
            oStream.write(CRLF.getBytes());
            oStream.write(httpResponse.getContent());
         }
         oStream.flush();
      }
      catch (Throwable e) {
         if (clientRequest == null && first) {
            if (log.isLoggable(Level.FINE)) log.fine("Ignoring connect/disconnect attempt, probably a xmlBlaster client detecting its IP to use");
         } else {
            log.warning("Problems with sending response for '" + clientRequest + "' to client " + getSocketInfo() + ": " + e.toString());
         }
         // throw new XmlBlasterException(ME, "Problems with sending IOR to client: " + e.toString());
      }
      finally {
         try { if (iStream != null) iStream.close(); } catch (IOException e) { }
         try { if (oStream != null) oStream.close(); } catch (IOException e) { }
         try { sock.close()} catch (IOException e) { }
      }
   }
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      this.writeOnly = true;
      this.streamEnded = false;
      this.baos = new ByteArrayOutputStream(this.content == null ? 10000
            : this.content.length + 10000);
      try {
         this.dataOs = new DataOutputStream(baos);
         // this.objOs = new ObjectOutputStream(baos);
         if (this.content != null && content.length > 0)
            baos.write(content);
         this.dataIs = null;
         this.bais = null;
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  private byte[] content;

  public OutputMessage(byte cmdtype) {
    super(cmdtype, null);
    bos = new ByteArrayOutputStream(512);
    dos = new DataOutputStream(bos);
  }
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    @Override
    public void run() {
      try {
        DataInputStream dis = new DataInputStream(socket.getInputStream());
        DataOutputStream dos = new DataOutputStream(socket.getOutputStream());
       
        while(true) {
          int num = dis.readInt();
         
          dos.writeInt(num + 1);
        }
       
       
      } catch (IOException e) {
        // TODO Auto-generated catch block
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  public void longConnection() {
    Random rand = new Random();
    try {
      socket = new Socket("127.0.0.1", 8899);
      dis = new DataInputStream(socket.getInputStream());
      dos = new DataOutputStream(socket.getOutputStream());
    } catch (UnknownHostException e1) {
      // TODO Auto-generated catch block
      e1.printStackTrace();
    } catch (IOException e1) {
      // TODO Auto-generated catch block
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    Random rand = new Random();
    while(isRuning) {
      try {
        socket = new Socket("127.0.0.1", 8899);
        dis = new DataInputStream(socket.getInputStream());
        dos = new DataOutputStream(socket.getOutputStream());
      } catch (UnknownHostException e1) {
        // TODO Auto-generated catch block
        e1.printStackTrace();
      } catch (IOException e1) {
        // TODO Auto-generated catch block
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Related Classes of java.io.DataOutputStream

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