Package org.apache.hadoop.fs

Examples of org.apache.hadoop.fs.FSDataOutputStream.writeUTF()

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   * @throws IOException
   */
  public static void setVersion(FileSystem fs, Path rootdir) throws IOException {
    FSDataOutputStream s =
      fs.create(new Path(rootdir, HConstants.VERSION_FILE_NAME));
    s.writeUTF(HConstants.FILE_SYSTEM_VERSION);
    s.close();
  }
 
  /**
   * Verifies root directory path is a valid URI with a scheme
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    if (fileSrcPath == null) {
      FSDataOutputStream ostream = null;
      try {
        ostream = FileSystem
            .create(fs, dst, new FsPermission((short) 0710));
        ostream.writeUTF(resources);
      } finally {
        IOUtils.closeQuietly(ostream);
      }
    } else {
      fs.copyFromLocalFile(new Path(fileSrcPath), dst);
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   * @throws IOException
   */
  public static void setVersion(FileSystem fs, Path rootdir) throws IOException {
    FSDataOutputStream s =
      fs.create(new Path(rootdir, HConstants.VERSION_FILE_NAME));
    s.writeUTF(HConstants.FILE_SYSTEM_VERSION);
    s.close();
  }

}
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   * @throws IOException
   */
  public static void setVersion(FileSystem fs, Path rootdir) throws IOException {
    FSDataOutputStream s =
      fs.create(new Path(rootdir, HConstants.VERSION_FILE_NAME));
    s.writeUTF(HConstants.FILE_SYSTEM_VERSION);
    s.close();
  }

  /**
   * Verifies root directory path is a valid URI with a scheme
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   */
  public static void setVersion(FileSystem fs, Path rootdir, String version)
  throws IOException {
    FSDataOutputStream s =
      fs.create(new Path(rootdir, HConstants.VERSION_FILE_NAME));
    s.writeUTF(version);
    s.close();
    LOG.debug("Created version file at " + rootdir.toString() + " set its version at:" + version);
  }

  /**
 
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      int wait, int retries) throws IOException {
    Path versionFile = new Path(rootdir, HConstants.VERSION_FILE_NAME);
    while (true) {
      try {
        FSDataOutputStream s = fs.create(versionFile);
        s.writeUTF(version);
        LOG.debug("Created version file at " + rootdir.toString() +
            " set its version at:" + version);
        s.close();
        return;
      } catch (IOException e) {
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      int wait) throws IOException {
    while (true) {
      try {
        Path filePath = new Path(rootdir, HConstants.CLUSTER_ID_FILE_NAME);
        FSDataOutputStream s = fs.create(filePath);
        s.writeUTF(clusterId);
        s.close();
        if (LOG.isDebugEnabled()) {
          LOG.debug("Created cluster ID file at " + filePath.toString() +
              " with ID: " + clusterId);
        }
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      int wait, int retries) throws IOException {
    Path versionFile = new Path(rootdir, HConstants.VERSION_FILE_NAME);
    while (true) {
      try {
        FSDataOutputStream s = fs.create(versionFile);
        s.writeUTF(version);
        LOG.debug("Created version file at " + rootdir.toString() +
            " set its version at:" + version);
        s.close();
        return;
      } catch (IOException e) {
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      int wait) throws IOException {
    while (true) {
      try {
        Path filePath = new Path(rootdir, HConstants.CLUSTER_ID_FILE_NAME);
        FSDataOutputStream s = fs.create(filePath);
        s.writeUTF(clusterId);
        s.close();
        if (LOG.isDebugEnabled()) {
          LOG.debug("Created cluster ID file at " + filePath.toString() +
              " with ID: " + clusterId);
        }
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   */
  public static void setVersion(FileSystem fs, Path rootdir, String version)
  throws IOException {
    FSDataOutputStream s =
      fs.create(new Path(rootdir, HConstants.VERSION_FILE_NAME));
    s.writeUTF(version);
    s.close();
    LOG.debug("Created version file at " + rootdir.toString() + " set its version at:" + version);
  }

  /**
 
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