コード例 #1
1
  /**
   * Returns true if the code was executed correctly. False if there was an error trying to share
   * the file. If the file was not supposed to be shared, and was not shared, true would still be
   * returned.
   */
  private boolean shareTorrentFile(File torrentFile) {
    if (torrentManager.isDownloadingTorrent(torrentFile)) {
      return true;
    }

    if (!SharingSettings.SHARE_DOWNLOADED_FILES_IN_NON_SHARED_DIRECTORIES.getValue()) {
      return true;
    }

    BTData btData = null;
    FileInputStream torrentInputStream = null;
    try {
      torrentInputStream = new FileInputStream(torrentFile);
      Map<?, ?> torrentFileMap = (Map<?, ?>) Token.parse(torrentInputStream.getChannel());
      btData = new BTDataImpl(torrentFileMap);
    } catch (IOException e) {
      LOG.error("Error reading torrent file: " + torrentFile, e);
      return false;
    } finally {
      FileUtils.close(torrentInputStream);
    }

    if (btData.isPrivate()) {
      gnutellaFileList.remove(torrentFile);
      return true;
    }

    File saveDir = SharingSettings.getSaveDirectory();
    File torrentParent = torrentFile.getParentFile();
    if (torrentParent.equals(saveDir)) {
      // already in saveDir
      gnutellaFileList.add(torrentFile);
      return true;
    }

    final File tFile = getSharedTorrentMetaDataFile(btData);
    if (tFile.equals(torrentFile)) {
      gnutellaFileList.add(tFile);
      return true;
    }

    gnutellaFileList.remove(tFile);
    File backup = null;
    if (tFile.exists()) {
      backup = new File(tFile.getParent(), tFile.getName().concat(".bak"));
      FileUtils.forceRename(tFile, backup);
    }

    if (FileUtils.copy(torrentFile, tFile)) {
      gnutellaFileList.add(tFile);
    } else {
      if (backup != null) {
        // restore backup
        if (FileUtils.forceRename(backup, tFile)) {
          gnutellaFileList.add(tFile);
        }
      }
    }
    return true;
  }
コード例 #2
0
ファイル: PolyLineLoader.java プロジェクト: seraf8/irr310
  public void loadDump(File dumpFile, File lineFile, File dumpInfoFile)
      throws FileNotFoundException, IOException {

    FileInputStream vertexStream = new FileInputStream(dumpFile);
    MappedByteBuffer inVertex =
        vertexStream.getChannel().map(FileChannel.MapMode.READ_ONLY, 0, dumpFile.length());
    vertices = inVertex.asFloatBuffer();

    FileInputStream vertexLineStream = new FileInputStream(lineFile);
    MappedByteBuffer inLine;
    inLine = vertexLineStream.getChannel().map(FileChannel.MapMode.READ_ONLY, 0, lineFile.length());
    stripVertexCounts = inLine.asIntBuffer();

    Scanner scanner = new Scanner(dumpInfoFile);

    String line;

    line = scanner.nextLine();
    minX = Float.parseFloat(line);
    line = scanner.nextLine();
    maxX = Float.parseFloat(line);
    line = scanner.nextLine();
    minY = Float.parseFloat(line);
    line = scanner.nextLine();
    maxY = Float.parseFloat(line);
  }
コード例 #3
0
  /**
   * @param f
   * @param numPruebas
   * @throws FileNotFoundException
   * @throws IOException
   */
  private static void prueba1(File f, int numPruebas) throws FileNotFoundException, IOException {
    FileInputStream fin;
    fin = new FileInputStream(f);
    // Open the file and then get a channel from the stream
    FileChannel channel = fin.getChannel();
    int size = (int) channel.size();
    // Get the file's size and then map it into memory
    ByteBuffer bbCorrect = channel.map(FileChannel.MapMode.READ_ONLY, 0, size);
    // Chunkeo a 1KB
    Random rnd = new Random();
    long t1 = System.currentTimeMillis();
    FileInputStream fin2 = new FileInputStream(f);
    FileChannel channel2 = fin2.getChannel();
    BigByteBuffer bb = new BigByteBuffer(channel2, FileChannel.MapMode.READ_ONLY, 1024 * 1024);
    for (int i = 0; i < numPruebas; i++) {
      int pos = rnd.nextInt(size - 10);
      // pos = 2;

      byte bCorrect = bbCorrect.get(pos);
      byte bPrueba = bb.get(pos);
      if (bCorrect != bPrueba) {
        System.err.println("Error de lectura. " + bCorrect + " " + bPrueba);
      } else {
        // System.out.println("Correcto: pos=" + pos + " byte= " + bPrueba);
      }
    }
    close(channel2, fin2, bb);
    System.gc();
    long t2 = System.currentTimeMillis();
    System.out.println("T=" + (t2 - t1) + "mseconds");
  }
コード例 #4
0
ファイル: PrintStructure.java プロジェクト: mklemm/mp4parser
  public static void main(String[] args) throws IOException {
    System.out.println("PWD: " + System.getProperty("user.dir"));
    System.out.println("Input: " + args[0]);
    FileInputStream fis = new FileInputStream(new File(args[0]));
    System.out.println("input size: " + fis.getChannel().size());

    PrintStructure ps = new PrintStructure();
    ps.print(fis.getChannel(), 0, 0, 0);
  }
コード例 #5
0
  public static void initialize() throws IOException, ConfigurationException {
    try (FileInputStream fis = new FileInputStream("CHANGES.txt")) {
      dataSource = ByteBuffer.allocateDirect((int) fis.getChannel().size());
      while (dataSource.hasRemaining()) {
        fis.getChannel().read(dataSource);
      }
      dataSource.flip();
    }

    SchemaLoader.loadSchema();
    SchemaLoader.schemaDefinition("");
  }
コード例 #6
0
ファイル: FileUtils.java プロジェクト: gbattist/apb
  public static void copyFile(@NotNull File from, @NotNull File to, boolean append)
      throws IOException {
    FileInputStream in = null;
    FileOutputStream out = null;

    try {
      out = createOutputStream(to, append);

      in = new FileInputStream(from);

      FileChannel readChannel = in.getChannel();
      FileChannel writeChannel = out.getChannel();

      long size = readChannel.size();

      for (long position = 0; position < size; ) {
        position += readChannel.transferTo(position, MB, writeChannel);
      }

      if (from.length() != to.length()) {
        throw new IOException("Failed to copy full contents from " + from + " to " + to);
      }
    } finally {
      close(in);
      close(out);
    }
  }
コード例 #7
0
  /**
   * @param startByte
   * @param endByte
   * @return
   * @throws Exception
   * @return true if all the bytes between in the file between startByte and endByte are null, false
   *     otherwise
   */
  private boolean isFilePortionNull(int startByte, int endByte) throws IOException {
    logger.config("Checking file portion:" + Hex.asHex(startByte) + ":" + Hex.asHex(endByte));
    FileInputStream fis = null;
    FileChannel fc = null;
    try {
      fis = new FileInputStream(file);
      fc = fis.getChannel();
      fc.position(startByte);
      ByteBuffer bb = ByteBuffer.allocateDirect(endByte - startByte);
      fc.read(bb);
      while (bb.hasRemaining()) {
        if (bb.get() != 0) {
          return false;
        }
      }
    } finally {
      if (fc != null) {
        fc.close();
      }

      if (fis != null) {
        fis.close();
      }
    }
    return true;
  }
コード例 #8
0
ファイル: Crypter.java プロジェクト: star003/Crypter
  /*Function to read file */
  public byte[] getFile(String fname) throws Exception {

    /*FileInputStream and FileChannel for performance. */
    FileInputStream in = new FileInputStream(fname);
    FileChannel ch = in.getChannel();
    MappedByteBuffer mb = ch.map(FileChannel.MapMode.READ_ONLY, 0L, ch.size());
    long l = (new File(fname)).length();

    /*Currently, supported max size is 20MB*/
    if (l > MAX_SIZE) {
      // errorMessage("File size too large. Max file size allowed
      // is"+(Integer.MAX_VALUE/1000)+"KB");
      return null;
    }

    byte[] barray = new byte[(int) l];
    int nGet;
    /*Read the file in to barray*/
    while (mb.hasRemaining()) {
      nGet = Math.min(mb.remaining(), Integer.MAX_VALUE);
      mb.get(barray, 0, nGet);
    }
    if (in != null) in.close();

    /*Return barray*/
    return barray;
  }
コード例 #9
0
ファイル: MainActivity.java プロジェクト: Rubusch/android
  public void bt_resetAction(View v) {
    //		Log.d( SystemInfo.TIG,  TAG + "::bt_resetAction() - RESET DATABASE" );
    // TODO implement option to dump db data on SD card
    try { // TODO this code is not enough tested - it shall rather show the idea!!!
      File sd = Environment.getExternalStorageDirectory();
      File data = Environment.getDataDirectory();
      if (sd.canWrite()) {
        String currentDBPath =
            "//data//" + SystemInfo.TIG + ".db" + "//databases//" + SystemInfo.DB_NAME;
        String backupDBPath = SystemInfo.DB_NAME;
        File currentDB = new File(data, currentDBPath);
        File backupDB = new File(sd, backupDBPath);
        if (currentDB.exists()) {
          fileInputStream = new FileInputStream(currentDB);
          FileChannel src = fileInputStream.getChannel();
          fileOutputStream = new FileOutputStream(backupDB);
          FileChannel dst = fileOutputStream.getChannel();
          dst.transferFrom(src, 0, src.size());
          src.close();
          dst.close();
        }
      }
    } catch (Exception e) {
      Log.w(SystemInfo.TIG, TAG + " saving database failed");
    }

    // reset DB (dialog)
    AlertDialog.Builder yesnobox = new AlertDialog.Builder(this);
    yesnobox.setMessage("Really remove all data?");
    yesnobox.setTitle("Confirm Database Reset");
    yesnobox.setPositiveButton(
        "Yes",
        new DialogInterface.OnClickListener() {
          @Override
          public void onClick(DialogInterface dialog, int which) {
            for (int idx = 0; idx < DB_list.size(); ++idx) {
              DB_list.get(idx).data_reset();
            }
            // TODO rm
            /*
            				DB.data_reset();
            				DB.data_reset(); // XXX
            				DB.data_reset();
            				DB.data_reset();
            //*/
            // refresh to battery view
            displayData(SystemInfo.PLOT_BATTERY_COMMENT, SystemInfo.DB_TABLENAME_BATTERY);
          }
        });
    yesnobox.setNegativeButton(
        "No",
        new DialogInterface.OnClickListener() {
          @Override
          public void onClick(DialogInterface dialog, int which) {
            // do nothing
            ;
          }
        });
    yesnobox.show();
  }
コード例 #10
0
  public String getJsonFile() {

    String jString = null;

    try {

      File dir = Environment.getExternalStorageDirectory();
      File yourFile = new File(dir, "form.json");
      FileInputStream stream = new FileInputStream(yourFile);

      try {
        FileChannel fc = stream.getChannel();
        MappedByteBuffer bb = fc.map(FileChannel.MapMode.READ_ONLY, 0, fc.size());
        /* Instead of using default, pass in a decoder. */
        jString = Charset.defaultCharset().decode(bb).toString();
      } finally {
        stream.close();
      }

      jObject = new JSONObject(jString);

    } catch (Exception e) {
      e.printStackTrace();
    }

    return jObject.toString();
  }
コード例 #11
0
ファイル: FileUtil.java プロジェクト: lotomer/tomstools
  /**
   * 根据文件名获取文件内容
   *
   * @param file 文件
   * @param charsetName 字符集
   * @return 文件内容,UTF-8编码。不会为null,可为空字符串
   */
  public static String getFileContent(File file, String charsetName) {
    if (file.isFile()) {
      FileInputStream inf = null;
      FileChannel inc = null;
      StringBuilder content = new StringBuilder();
      try {
        inf = new FileInputStream(file);
        inc = inf.getChannel();
        Charset charset = Charset.forName(charsetName);
        CharsetDecoder decoder = charset.newDecoder();
        InputStreamReader reader = new InputStreamReader(inf, decoder);
        char cbuf[] = new char[1024];
        int count = 0;
        while ((count = reader.read(cbuf)) > -1) {
          content.append(cbuf, 0, count);
        }

        return content.toString();
      } catch (UnmappableCharacterException e) {
        System.err.println(
            "The file's charset is not " + charsetName + ". file:" + file.getAbsolutePath());
        // e.printStackTrace();
      } catch (IOException e) {
        e.printStackTrace();
      } finally {
        close(inc);
        close(inf);
      }
    } else {
      // logger.warn("The file is not exists or is not a file!" + file.getAbsolutePath());
    }

    return "";
  }
コード例 #12
0
  public String getFileBinaryBase64(String fileName) throws APIException {
    if ((new File(fileName)).exists()) {
      FileInputStream stream = null;
      try {
        stream = new FileInputStream(new File(fileName));
        FileChannel fc = stream.getChannel();
        MappedByteBuffer bb = fc.map(FileChannel.MapMode.READ_ONLY, 0, fc.size());
        /* Instead of using default, pass in a decoder. */
        byte[] b = new byte[bb.remaining()];
        bb.get(b);

        return Base64.encodeBytes(b);
      } catch (Exception e) {
        throw new APIException(fileName + " could not have its files extracte!");
      } finally {
        try {
          stream.close();
        } catch (Exception e) {
          throw new APIException(fileName + " could not be closed!");
        }
      }
    } else {
      throw new APIException(fileName + " doesn't exist!");
    }
  }
コード例 #13
0
ファイル: IOUtils.java プロジェクト: hwdlei/common-utils
 /**
  * 监测复制进度(留意buffer的大小,对速度有很大影响)
  *
  * @param source
  * @param target
  */
 public static void nioBufferCopy(File source, File target) {
   FileChannel in = null;
   FileChannel out = null;
   FileInputStream inStream = null;
   FileOutputStream outStream = null;
   try {
     inStream = new FileInputStream(source);
     outStream = new FileOutputStream(target);
     in = inStream.getChannel();
     out = outStream.getChannel();
     ByteBuffer buffer = ByteBuffer.allocate(4096);
     while (in.read(buffer) != -1) {
       buffer.flip();
       out.write(buffer);
       buffer.clear();
     }
   } catch (IOException e) {
     e.printStackTrace();
   } finally {
     close(inStream);
     close(in);
     close(outStream);
     close(out);
   }
 }
コード例 #14
0
ファイル: Utils.java プロジェクト: qq24090467/Date_Android
 /**
  * 文件复制
  *
  * @param s
  * @param t
  */
 public static void fileCopy(File s, File t) {
   t.delete();
   FileInputStream fi = null;
   FileOutputStream fo = null;
   FileChannel in = null;
   FileChannel out = null;
   try {
     fi = new FileInputStream(s);
     fo = new FileOutputStream(t);
     in = fi.getChannel(); // 得到对应的文件通道
     out = fo.getChannel(); // 得到对应的文件通道
     in.transferTo(0, in.size(), out); // 连接两个通道,并且从in通道读取,然后写入out通道
   } catch (IOException e) {
     e.printStackTrace();
   } finally {
     try {
       fi.close();
       in.close();
       fo.close();
       out.close();
     } catch (IOException e) {
       e.printStackTrace();
     }
   }
 }
コード例 #15
0
  /** @param args */
  public static void main(String[] args) throws Exception {

    // 读取的 地址
    File fInput = new File(Config.inputAdd);

    // 读取流
    FileInputStream fis = new FileInputStream(fInput);

    // 读取 管道
    FileChannel inputChannel = fis.getChannel();
    // lock方式 加 共享锁

    System.out.println("主线程 在 控制文件fInput - 30秒 , 当前时间子线程 - >" + new Date());
    FileLock lock = inputChannel.lock(0, fInput.length(), true);
    System.out.println("子线程 对 fInput 加上锁了。加上的时间为: " + new Date());

    if (null != lock) {
      System.out.println("子线程开始执行 锁里面的操作了");
    } else {
      System.out.println("按道理说 这句话 永远 不应该被打印 的.....");
    }

    lock.release();

    // 释放资源
    fis.close();
    inputChannel.close();
  }
コード例 #16
0
 public static ChannelByteIO stdIO() {
   FileInputStream input = new FileInputStream(FileDescriptor.in);
   FileOutputStream output = new FileOutputStream(FileDescriptor.out);
   FileChannel in = input.getChannel();
   FileChannel out = output.getChannel();
   return new ChannelByteIO(in, out);
 }
コード例 #17
0
ファイル: TSFile.java プロジェクト: atopazio/TopSysFW
  /**
   * Esse metodo serve para copiar um ou mais arquivos para outro diretorio. Exemplo: copy(new
   * String[]{"/home/andre/teste.txt","/home/andre/teste2.txt" },"/home/ariella/");
   *
   * @param filenames
   * @param dest
   * @throws TSApplicationException
   */
  public void copy(String[] filenames, String dest) throws TSApplicationException {
    String[] fileNamesNovo = new String[filenames.length];
    FileOutputStream fout = null;
    FileInputStream fin = null;
    // Compress the files
    try {
      for (int i = 0; i < filenames.length; i++) {

        String novoArquivo = filenames[i].substring(filenames[i].lastIndexOf("/") + 1);
        fileNamesNovo[i] = dest + novoArquivo;

        // Cria a stream para ler o arquivo original
        fin = new FileInputStream(filenames[i]);
        fout = new FileOutputStream(fileNamesNovo[i]);

        // Cria a stream para gravar o arquivo de c�pia

        // Usa as streams para criar os canais correspondentes
        FileChannel in = fin.getChannel();
        FileChannel outChannel = fout.getChannel();

        // N�mero de bytes do arquivo original
        long numbytes = in.size();

        // Transfere todo o volume para o arquivo de c�pia.
        in.transferTo(0, numbytes, outChannel);
      }
    } catch (FileNotFoundException e) {
      throw new TSApplicationException(TSConstant.MENSAGEM_FILE_NOT_FOUND);
    } catch (IOException e) {
      throw new TSApplicationException(TSConstant.MENSAGEM_ERRO_ENTRADA_SAIDA);
    }
  }
コード例 #18
0
ファイル: JavaNewIO.java プロジェクト: juniuszhou/java
  public static void main(String args[]) {
    try {
      aServer asr = new aServer();

      // file channel.
      FileInputStream is = new FileInputStream("");
      is.read();
      FileChannel cha = is.getChannel();
      ByteBuffer bf = ByteBuffer.allocate(1024);
      bf.flip();

      cha.read(bf);

      // Path Paths
      Path pth = Paths.get("", "");

      // Files some static operation.
      Files.newByteChannel(pth);
      Files.copy(pth, pth);
      // file attribute, other different class for dos and posix system.
      BasicFileAttributes bas = Files.readAttributes(pth, BasicFileAttributes.class);
      bas.size();

    } catch (Exception e) {
      System.err.println(e);
    }

    System.out.println("hello ");
  }
コード例 #19
0
ファイル: FileUtil.java プロジェクト: wangjun/DownloadLib
  public static String getMd5(File file) {
    if (file == null || !file.exists()) {
      return null;
    }

    String value = null;
    FileInputStream in = null;
    try {
      in = new FileInputStream(file);
      MappedByteBuffer byteBuffer =
          in.getChannel().map(FileChannel.MapMode.READ_ONLY, 0, file.length());
      MessageDigest md5 = MessageDigest.getInstance("MD5");
      md5.update(byteBuffer);
      BigInteger bi = new BigInteger(1, md5.digest());
      value = bi.toString(16);
    } catch (Exception e) {
      e.printStackTrace();
    } finally {
      if (null != in) {
        try {
          in.close();
        } catch (IOException e) {
          e.printStackTrace();
        }
      }
    }
    return value;
  }
コード例 #20
0
ファイル: MD5FileUtil.java プロジェクト: Trible-ccb/SContact
  public static String getFileMD5String(File file) {
    FileInputStream in = null;
    FileChannel ch = null;
    MappedByteBuffer byteBuffer = null;
    try {
      in = new FileInputStream(file);
      ch = in.getChannel();

      byteBuffer = ch.map(FileChannel.MapMode.READ_ONLY, 0, file.length());
      messagedigest.update(byteBuffer);

    } catch (IOException e) {
      e.printStackTrace();
    } finally {
      if (ch != null) {
        try {
          ch.close();
        } catch (IOException e) {
          // TODO Auto-generated catch block
          e.printStackTrace();
        }
      }

      IOUtils.closeQuietly(in);
    }
    return bufferToHex(messagedigest.digest());
  }
コード例 #21
0
ファイル: PersistNFS.java プロジェクト: pragnesh/h2o
 // Read up to 'len' bytes of Value. Value should already be persisted to
 // disk.  A racing delete can trigger a failure where we get a null return,
 // but no crash (although one could argue that a racing load&delete is a bug
 // no matter what).
 @Override
 public byte[] load(Value v) {
   long skip = 0;
   Key k = v._key;
   // Convert an arraylet chunk into a long-offset from the base file.
   if (k._kb[0] == Key.ARRAYLET_CHUNK) {
     skip = ValueArray.getChunkOffset(k); // The offset
     k = ValueArray.getArrayKey(k); // From the base file key
   }
   if (k._kb[0] == Key.DVEC) {
     skip = water.fvec.NFSFileVec.chunkOffset(k); // The offset
   }
   try {
     FileInputStream s = null;
     try {
       s = new FileInputStream(getFileForKey(k));
       FileChannel fc = s.getChannel();
       fc.position(skip);
       AutoBuffer ab = new AutoBuffer(fc, true, Value.NFS);
       byte[] b = ab.getA1(v._max);
       ab.close();
       assert v.isPersisted();
       return b;
     } finally {
       if (s != null) s.close();
     }
   } catch (IOException e) { // Broken disk / short-file???
     H2O.ignore(e);
     return null;
   }
 }
コード例 #22
0
ファイル: FileUtil.java プロジェクト: cwchenxiqun/GitHub
  /**
   * 读取到字节数组2
   *
   * @param filePath
   * @return
   * @throws IOException
   */
  public static byte[] toByteArray2(String filePath) throws IOException {

    File f = new File(filePath);
    if (!f.exists()) {
      throw new FileNotFoundException(filePath);
    }

    FileChannel channel = null;
    FileInputStream fs = null;
    try {
      fs = new FileInputStream(f);
      channel = fs.getChannel();
      ByteBuffer byteBuffer = ByteBuffer.allocate((int) channel.size());
      while ((channel.read(byteBuffer)) > 0) {
        // do nothing
        // System.out.println("reading");
      }
      return byteBuffer.array();
    } catch (IOException e) {
      e.printStackTrace();
      throw e;
    } finally {
      try {
        channel.close();
      } catch (IOException e) {
        e.printStackTrace();
      }
      try {
        fs.close();
      } catch (IOException e) {
        e.printStackTrace();
      }
    }
  }
コード例 #23
0
  @Override
  protected void loadFromByteBuffer(String fileName)
      throws IOException, MaryConfigurationException {
    /* Open the file */
    FileInputStream fis = new FileInputStream(fileName);
    FileChannel fc = fis.getChannel();
    ByteBuffer bb = fc.map(FileChannel.MapMode.READ_ONLY, 0, fc.size());
    fis.close();

    /* Load the Mary header */
    hdr = new MaryHeader(bb);
    if (hdr.getType() != MaryHeader.HALFPHONE_UNITFEATS) {
      throw new MaryConfigurationException(
          "File [" + fileName + "] is not a valid Mary Halfphone Features file.");
    }
    leftWeights = new FeatureDefinition(bb);
    rightWeights = new FeatureDefinition(bb);
    assert leftWeights.featureEquals(rightWeights)
        : "Halfphone unit feature file contains incompatible feature definitions for left and right units -- this should not happen!";
    featureDefinition = leftWeights; // one of them, for super class
    int numberOfUnits = bb.getInt();
    featureVectors = new FeatureVector[numberOfUnits];
    for (int i = 0; i < numberOfUnits; i++) {
      featureVectors[i] = featureDefinition.readFeatureVector(i, bb);
    }
  }
コード例 #24
0
ファイル: Files.java プロジェクト: siwiwit/furnace
  /**
   * Internal copy file method.
   *
   * @param srcFile the validated source file, must not be <code>null</code>
   * @param destFile the validated destination file, must not be <code>null</code>
   * @throws IOException if an error occurs
   */
  private static void doCopyFile(File srcFile, File destFile) throws IOException {
    if (destFile.exists() && destFile.isDirectory()) {
      throw new IOException("Destination '" + destFile + "' exists but is a directory");
    }

    FileInputStream fis = null;
    FileOutputStream fos = null;
    FileChannel input = null;
    FileChannel output = null;
    try {
      fis = new FileInputStream(srcFile);
      fos = new FileOutputStream(destFile);
      input = fis.getChannel();
      output = fos.getChannel();
      long size = input.size();
      long pos = 0;
      long count = 0;
      while (pos < size) {
        count = (size - pos) > FIFTY_MB ? FIFTY_MB : (size - pos);
        pos += output.transferFrom(input, pos, count);
      }
    } finally {
      Streams.closeQuietly(output);
      Streams.closeQuietly(fos);
      Streams.closeQuietly(input);
      Streams.closeQuietly(fis);
    }

    if (srcFile.length() != destFile.length()) {
      throw new IOException(
          "Failed to copy full contents from '" + srcFile + "' to '" + destFile + "'");
    }
  }
コード例 #25
0
 @Override
 public void writeTo(
     FileRange fileRange,
     Class<?> type,
     Type genericType,
     Annotation[] annotations,
     MediaType mediaType,
     MultivaluedMap<String, Object> httpHeaders,
     OutputStream entityStream)
     throws IOException, WebApplicationException {
   long fileSize = fileRange.getFile().length();
   String contentRange =
       "bytes " + fileRange.getBegin() + "-" + fileRange.getEnd() + "/" + fileSize;
   long length = (fileRange.getEnd() - fileRange.getBegin()) + 1;
   httpHeaders.putSingle("Content-Range", contentRange);
   httpHeaders.putSingle("Content-Length", length);
   FileInputStream fis = new FileInputStream(fileRange.getFile());
   try {
     if (fileRange.getBegin() > 0) {
       fis.getChannel().position(fileRange.getBegin());
     }
     final byte[] buf = new byte[2048];
     while (length > 0) {
       int len = 2048 > length ? (int) length : 2048;
       int read = fis.read(buf, 0, len);
       if (read == -1) {
         break;
       }
       entityStream.write(buf, 0, read);
       length -= len;
     }
   } finally {
     fis.close();
   }
 }
  public ObjectStream<ChunkSample> create(String[] args) {

    Parameters params = ArgumentParser.parse(args, Parameters.class);

    language = params.getLang();

    FileInputStream sampleDataIn = CmdLineUtil.openInFile(params.getData());

    ObjectStream<String> lineStream =
        new PlainTextByLineStream(sampleDataIn.getChannel(), params.getEncoding());

    ADChunkBasedShallowParserSampleStream sampleStream =
        new ADChunkBasedShallowParserSampleStream(
            lineStream,
            params.getFunctTags(),
            params.getIsIncludePOSTags(),
            params.getUseCGTags(),
            params.getExpandME());

    if (params.getStart() != null && params.getStart() > -1) {
      sampleStream.setStart(params.getStart());
    }

    if (params.getEnd() != null && params.getEnd() > -1) {
      sampleStream.setEnd(params.getEnd());
    }

    return sampleStream;
  }
コード例 #27
0
ファイル: TestRunner.java プロジェクト: Triaged/tapstream-sdk
 public void run(String[] args) {
   String script = null;
   try {
     FileInputStream stream = new FileInputStream(new File(args[0]));
     try {
       FileChannel fc = stream.getChannel();
       MappedByteBuffer bb = fc.map(FileChannel.MapMode.READ_ONLY, 0, fc.size());
       script = Charset.availableCharsets().get("UTF-8").decode(bb).toString();
     } finally {
       stream.close();
     }
   } catch (Exception ex) {
     ex.printStackTrace();
     System.exit(1);
   }
   Context cx = Context.enter();
   try {
     ScriptableObject scope = cx.initStandardObjects();
     scope.putConst("language", scope, "java");
     scope.putConst("platform", scope, "android");
     scope.put("util", scope, new Util(cx, scope));
     cx.evaluateString(scope, script, args[0], 1, null);
   } catch (Error ex) {
     ex.printStackTrace();
     System.exit(1);
   } catch (Exception ex) {
     ex.printStackTrace();
     System.exit(1);
   } finally {
     Context.exit();
   }
   System.exit(0);
 }
コード例 #28
0
 /**
  * Based on <a href="http://www.screaming-penguin.com/node/7749">Backing up your Android SQLite
  * database to the SD card</a>
  *
  * @param src
  * @param dst
  * @return true if success
  * @throws IOException
  */
 boolean copyFile(File src, File dst) throws IOException {
   long sizeIn = -1;
   long sizeCopied = 0;
   boolean ok = false;
   if (src != null && src.exists()) {
     sizeIn = src.length();
     if (!dst.createNewFile()) {
       MyLog.e(this, "New file was not created: '" + dst.getCanonicalPath() + "'");
     } else if (src.getCanonicalPath().compareTo(dst.getCanonicalPath()) == 0) {
       MyLog.d(this, "Cannot copy to itself: '" + src.getCanonicalPath() + "'");
     } else {
       FileInputStream fileInputStream = null;
       java.nio.channels.FileChannel inChannel = null;
       FileOutputStream fileOutputStream = null;
       java.nio.channels.FileChannel outChannel = null;
       try {
         fileInputStream = new FileInputStream(src);
         inChannel = fileInputStream.getChannel();
         fileOutputStream = new FileOutputStream(dst);
         outChannel = fileOutputStream.getChannel();
         sizeCopied = inChannel.transferTo(0, inChannel.size(), outChannel);
         ok = (sizeIn == sizeCopied);
       } finally {
         DbUtils.closeSilently(outChannel);
         DbUtils.closeSilently(fileOutputStream);
         DbUtils.closeSilently(inChannel);
         DbUtils.closeSilently(fileInputStream);
       }
     }
   }
   MyLog.d(this, "Copied " + sizeCopied + " bytes of " + sizeIn);
   return ok;
 }
コード例 #29
0
  private void copyWaveFile(String inFilename, String outFilename) {
    FileInputStream in = null;
    FileOutputStream out = null;
    long totalAudioLen = 0;
    long totalDataLen = totalAudioLen + 36;
    long longSampleRate = RECORDER_SAMPLERATE;
    int channels = 2;
    long byteRate = RECORDER_BPP * RECORDER_SAMPLERATE * channels / 8;

    byte[] data = new byte[bufferSize];

    try {
      in = new FileInputStream(inFilename);
      out = new FileOutputStream(outFilename);
      totalAudioLen = in.getChannel().size();
      totalDataLen = totalAudioLen + 36;

      // AppLog.logString("File size: " + totalDataLen);

      WriteWaveFileHeader(out, totalAudioLen, totalDataLen, longSampleRate, channels, byteRate);

      while (in.read(data) != -1) {
        out.write(data);
      }

      in.close();
      out.close();
    } catch (FileNotFoundException e) {
      Log.d("SAN", e.getMessage());
    } catch (IOException e) {
      Log.d("SAN", e.getMessage());
    }
  }
コード例 #30
0
ファイル: FileUtils.java プロジェクト: helloyzy/UtilLib
  public static void copyFile(File srcFile, File destFile) throws Exception {
    int bufferSize = 2048;

    FileInputStream in = new FileInputStream(srcFile);
    FileOutputStream out = new FileOutputStream(destFile);
    FileChannel inChannel = in.getChannel();
    FileChannel outChannel = out.getChannel();

    ByteBuffer buffer = null;
    int length = -1;
    try {
      while (true) {
        if (inChannel.position() == inChannel.size()) {
          // finish copying
          break;
        } else if (inChannel.size() - inChannel.position() < length) {
          // copy last chunk of data
          length = (int) (inChannel.size() - inChannel.position());
        } else {
          length = bufferSize;
        }

        buffer = ByteBuffer.allocateDirect(length);
        inChannel.read(buffer);
        buffer.flip();
        outChannel.write(buffer);
        outChannel.force(false);
      }
    } finally {
      _close(inChannel);
      _close(in);
      _close(outChannel);
      _close(out);
    }
  }