Java Code Examples for org.apache.hadoop.io.file.tfile.TFile#Writer

The following examples show how to use org.apache.hadoop.io.file.tfile.TFile#Writer . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: AggregatedLogFormat.java    From hadoop with Apache License 2.0 5 votes vote down vote up 
public LogWriter(final Configuration conf, final Path remoteAppLogFile,
    UserGroupInformation userUgi) throws IOException {
  try {
    this.fsDataOStream =
        userUgi.doAs(new PrivilegedExceptionAction<FSDataOutputStream>() {
          @Override
          public FSDataOutputStream run() throws Exception {
            fc = FileContext.getFileContext(remoteAppLogFile.toUri(), conf);
            fc.setUMask(APP_LOG_FILE_UMASK);
            return fc.create(
                remoteAppLogFile,
                EnumSet.of(CreateFlag.CREATE, CreateFlag.OVERWRITE),
                new Options.CreateOpts[] {});
          }
        });
  } catch (InterruptedException e) {
    throw new IOException(e);
  }

  // Keys are not sorted: null arg
  // 256KB minBlockSize : Expected log size for each container too
  this.writer =
      new TFile.Writer(this.fsDataOStream, 256 * 1024, conf.get(
          YarnConfiguration.NM_LOG_AGG_COMPRESSION_TYPE,
          YarnConfiguration.DEFAULT_NM_LOG_AGG_COMPRESSION_TYPE), null, conf);
  //Write the version string
  writeVersion();
}
Example 2
Source File: FileSystemApplicationHistoryStore.java    From hadoop with Apache License 2.0 5 votes vote down vote up 
public HistoryFileWriter(Path historyFile) throws IOException {
  if (fs.exists(historyFile)) {
    fsdos = fs.append(historyFile);
  } else {
    fsdos = fs.create(historyFile);
  }
  fs.setPermission(historyFile, HISTORY_FILE_UMASK);
  writer =
      new TFile.Writer(fsdos, MIN_BLOCK_SIZE, getConfig().get(
        YarnConfiguration.FS_APPLICATION_HISTORY_STORE_COMPRESSION_TYPE,
        YarnConfiguration.DEFAULT_FS_APPLICATION_HISTORY_STORE_COMPRESSION_TYPE), null,
        getConfig());
}
Example 3
Source File: AggregatedLogFormat.java    From big-c with Apache License 2.0 5 votes vote down vote up 
public LogWriter(final Configuration conf, final Path remoteAppLogFile,
    UserGroupInformation userUgi) throws IOException {
  try {
    this.fsDataOStream =
        userUgi.doAs(new PrivilegedExceptionAction<FSDataOutputStream>() {
          @Override
          public FSDataOutputStream run() throws Exception {
            fc = FileContext.getFileContext(conf);
            fc.setUMask(APP_LOG_FILE_UMASK);
            return fc.create(
                remoteAppLogFile,
                EnumSet.of(CreateFlag.CREATE, CreateFlag.OVERWRITE),
                new Options.CreateOpts[] {});
          }
        });
  } catch (InterruptedException e) {
    throw new IOException(e);
  }

  // Keys are not sorted: null arg
  // 256KB minBlockSize : Expected log size for each container too
  this.writer =
      new TFile.Writer(this.fsDataOStream, 256 * 1024, conf.get(
          YarnConfiguration.NM_LOG_AGG_COMPRESSION_TYPE,
          YarnConfiguration.DEFAULT_NM_LOG_AGG_COMPRESSION_TYPE), null, conf);
  //Write the version string
  writeVersion();
}
Example 4
Source File: FileSystemApplicationHistoryStore.java    From big-c with Apache License 2.0 5 votes vote down vote up 
public HistoryFileWriter(Path historyFile) throws IOException {
  if (fs.exists(historyFile)) {
    fsdos = fs.append(historyFile);
  } else {
    fsdos = fs.create(historyFile);
  }
  fs.setPermission(historyFile, HISTORY_FILE_UMASK);
  writer =
      new TFile.Writer(fsdos, MIN_BLOCK_SIZE, getConfig().get(
        YarnConfiguration.FS_APPLICATION_HISTORY_STORE_COMPRESSION_TYPE,
        YarnConfiguration.DEFAULT_FS_APPLICATION_HISTORY_STORE_COMPRESSION_TYPE), null,
        getConfig());
}
Example 5
Source File: AggregatedLogFormat.java    From hadoop with Apache License 2.0 4 votes vote down vote up 
@VisibleForTesting
public TFile.Writer getWriter() {
  return this.writer;
}
Example 6
Source File: AggregatedLogFormat.java    From big-c with Apache License 2.0 4 votes vote down vote up 
@VisibleForTesting
public TFile.Writer getWriter() {
  return this.writer;
}