Exemplo n.º 1
0
 private boolean readack() throws IOException {
   byte[] laBuffer = new byte[1];
   if (_read(laBuffer, 0, 1) > 0) {
     switch (laBuffer[0]) {
       case 1:
         return true;
       case -4:
         Logfile.Write("Disk is Busy (Record/Replay in Progress)");
         /*
          * Busy Loop
          */
         try {
           Thread.sleep(1000);
           rewrite();
         } catch (InterruptedException e) {
           e.printStackTrace();
         }
         return readack();
       case -7:
         Logfile.Write("Disk is staring up...");
         return readack();
     }
   }
   return false;
 }
Exemplo n.º 2
0
 public int GetActiveThreadCount() {
   Lock();
   Logfile.Write("Active Threads " + m_nActivePostCopyThreads);
   int lnReturn = m_nActivePostCopyThreads;
   Unlock();
   return lnReturn;
 }
Exemplo n.º 3
0
  /*
   * Remove a File from the Receiver FS
   */
  public boolean Rm(DvrFile poFile) throws Exception {
    if (!poFile.isRecNo()) {
      System.out.println("File has no unique Record Number (Not implemented)");
      return false;
    }

    Lock();
    Logfile.Write("Removing File " + poFile);
    boolean lbOk = false;
    ByteArrayOutputStream loLowLevelCommand = new ByteArrayOutputStream();
    DataOutputStream loCommand = new DataOutputStream(loLowLevelCommand);
    byte lbResponse = 0;
    try {
      loCommand.writeByte(0x17);
      loCommand.writeShort(poFile.getRecNo());
      write(loLowLevelCommand.toByteArray());
      lbResponse = readbyte();
      if (lbResponse == 1) {
        lbOk = true;
        poFile.m_oParent.m_oFiles.remove(poFile);
      } else System.out.println("Error in Receiver Response (RM Command) " + lbResponse);
    } catch (IOException e) {
      e.printStackTrace();
    }
    Unlock();
    return lbOk;
  }
Exemplo n.º 4
0
 private BufferedOutputStream createdstfile(String pcDstFile) throws IOException {
   File loTsFile = new File(pcDstFile);
   if (loTsFile.exists()) {
     if (Props.Get("SAFEITY").equals("1")) {
       Logfile.Write("Error File " + pcDstFile + " already exists!");
       throw new IOException("Error File " + pcDstFile + " already exists!");
     }
   }
   FileOutputStream loFileWriter = new FileOutputStream(pcDstFile);
   BufferedOutputStream loFastFileWriter = new BufferedOutputStream(loFileWriter);
   return loFastFileWriter;
 }
Exemplo n.º 5
0
 private boolean resumeread(byte pbFlag) throws InterruptedException, IOException {
   if (pbFlag >= 0) return true;
   switch (pbFlag) {
     case -4:
     case -7:
       Logfile.Write("Device is Busy!");
       break;
     case (byte) 0xff:
       return false;
     default:
       throw new IOException("Unknown Protocol Flag " + pbFlag);
   }
   return true;
 }
Exemplo n.º 6
0
    public void run() {
      try {
        Runtime loRt = Runtime.getRuntime();
        String[] lcCommand =
            new String[] {m_cCommand, m_cDstFile, String.valueOf(m_oFile.getIndex())};

        // Logfile.Write("Execute: "+lcCommand);
        Process loProc = loRt.exec(lcCommand);

        try {
          int lnExitCode = loProc.waitFor();
          m_oProcessor.Lock();
          Logfile.Write("PostCopyScript exited with Exit Code " + lnExitCode);
          m_oProcessor.m_nActivePostCopyThreads--;
          m_oProcessor.Unlock();
        } catch (InterruptedException e) {
          e.printStackTrace();
        }
      } catch (IOException e) {
        e.printStackTrace();
      }
    }
Exemplo n.º 7
0
  /*
   * Download a File from the Reciever to the
   * Destination File specified in pcDstFile
   */
  public boolean Download(DvrFile poFile, String pcDstFile) {
    /*
     * Parameter Checks
     */
    if (pcDstFile.endsWith("/")) {
      pcDstFile = pcDstFile + poFile.getUniqueFileName();
    }
    String lcPostCopyAction = Props.Get("POSTCOPYSCRIPT");
    int lnPostCopyThreads = Integer.parseInt(Props.Get("POSTCOPYTHREADCOUNT"));
    boolean lbStartDownload = false;
    boolean lbPostCopyAction = false;
    boolean lbReturn = false;

    if (lcPostCopyAction.equals("")) {
      Lock();
    } else {
      lbPostCopyAction = true;
      do {
        Lock();
        if (m_nActivePostCopyThreads < lnPostCopyThreads) {
          m_nActivePostCopyThreads++;
          lbStartDownload = true;
        } else {
          Unlock();
          try {
            Thread.sleep(1000);
          } catch (InterruptedException e) {
            e.printStackTrace();
          }
        }
      } while (!lbStartDownload);
    }
    /*
     * Socket Streams
     */
    ByteArrayOutputStream loSocketWriteLow = new ByteArrayOutputStream();
    DataOutputStream loSocketWrite = new DataOutputStream(loSocketWriteLow);
    String laDstFiles[];
    try {
      Logfile.Write("Copy File " + poFile.getFileName() + " to " + pcDstFile);

      if (poFile.m_nType == 1) {
        write(new byte[] {Header.PT_GETFILE_BYNAME, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0});
        readbyte();
        write(poFile.m_oParent.m_cRemoteName.getBytes("CP1252"));
        readbyte();
        ping();
        write(poFile.getFileName().getBytes("CP1252"));
        readbyte();
        laDstFiles = new String[] {pcDstFile};
        readstream_singlepart(createdstfile(pcDstFile));
      } else {
        loSocketWrite.writeByte(Header.PT_GETFILE_BYRECNO); // Download Command;
        loSocketWrite.writeShort(poFile.getIndex()); // File Index	
        loSocketWrite.writeLong(0); // Start Position (maybe!!)
        write(loSocketWriteLow.toByteArray()); // Send Message to DVR

        byte lbResponse = readbyte();
        long lnFileSize = readlong();
        byte lbFileCount = readbyte();
        BufferedOutputStream[] laWrite = new BufferedOutputStream[lbFileCount];
        laDstFiles = new String[lbFileCount];
        for (int i = 0; i < laWrite.length; i++) {
          byte lbFileNo = readbyte();
          laDstFiles[i] = pcDstFile + "." + readstring().toLowerCase();
          laWrite[lbFileNo] = createdstfile(laDstFiles[i]);
        }
        write(Header.PT_ACK);
        readstream_multipart(laWrite);
      }
      Logfile.Write("Transfer Complete");
      if (lbPostCopyAction) {
        PostCopy loPostCopy = new PostCopy(lcPostCopyAction, poFile, laDstFiles[0], this);
        loPostCopy.start();
      }
      lbReturn = true;
    } catch (IOException e) {
      e.printStackTrace();
    } catch (Exception e) {
      e.printStackTrace();
    } finally {
      Unlock();
    }
    return lbReturn;
  }