Package org.apache.hadoop.io.SequenceFile

Examples of org.apache.hadoop.io.SequenceFile.CompressionType

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      if (rwonly && (!create || merge || fast)) {
        System.err.println(usage);
        System.exit(-1);
      }

      CompressionType compressionType =
        CompressionType.valueOf(compressType);
      CompressionCodec codec = (CompressionCodec)ReflectionUtils.newInstance(
                                                                             conf.getClassByName(compressionCodec),
                                                                             conf);
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              .forName(codecStr);
          FileOutputFormat.setOutputCompressorClass(jc_output, codec);
        }
        String type = conf.getCompressType();
        if (type != null && !type.trim().equals("")) {
          CompressionType style = CompressionType.valueOf(type);
          SequenceFileOutputFormat.setOutputCompressionType(jc, style);
        }
      }
      return getRecordWriter(jc_output, hiveOutputFormat, outputClass,
          isCompressed, tableInfo.getProperties(), outPath);
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   * @return output stream over the created sequencefile
   */
  public static SequenceFile.Writer createSequenceWriter(JobConf jc, FileSystem fs, Path file,
      Class<?> keyClass, Class<?> valClass, boolean isCompressed) throws IOException {
    CompressionCodec codec = null;
    CompressionType compressionType = CompressionType.NONE;
    Class codecClass = null;
    if (isCompressed) {
      compressionType = SequenceFileOutputFormat.getOutputCompressionType(jc);
      codecClass = FileOutputFormat.getOutputCompressorClass(jc, DefaultCodec.class);
      codec = (CompressionCodec) ReflectionUtils.newInstance(codecClass, jc);
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                                                         Path file, Class<?> keyClass,
                                                         Class<?> valClass,
                                                         boolean isCompressed)
    throws IOException {
    CompressionCodec codec = null;
    CompressionType compressionType = CompressionType.NONE;
    Class codecClass = null;
    if (isCompressed) {
      compressionType = SequenceFileOutputFormat.getOutputCompressionType(jc);
      codecClass = SequenceFileOutputFormat.getOutputCompressorClass(jc, DefaultCodec.class);
      codec = (CompressionCodec)
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   * @return output stream over the created sequencefile
   */
  public static SequenceFile.Writer createSequenceWriter(JobConf jc, FileSystem fs, Path file,
      Class<?> keyClass, Class<?> valClass, boolean isCompressed) throws IOException {
    CompressionCodec codec = null;
    CompressionType compressionType = CompressionType.NONE;
    Class codecClass = null;
    if (isCompressed) {
      compressionType = SequenceFileOutputFormat.getOutputCompressionType(jc);
      codecClass = FileOutputFormat.getOutputCompressorClass(jc, DefaultCodec.class);
      codec = (CompressionCodec) ReflectionUtils.newInstance(codecClass, jc);
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    throws IOException {

    Path file = new Path(job.getOutputPath(), name);
    FileSystem fs = file.getFileSystem(job);
    CompressionCodec codec = null;
    CompressionType compressionType = CompressionType.NONE;
    if (getCompressOutput(job)) {
      // find the kind of compression to do
      compressionType = getOutputCompressionType(job);

      // find the right codec
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    throws IOException {

    Path file = new Path(job.getOutputPath(), name);
   
    CompressionCodec codec = null;
    CompressionType compressionType = CompressionType.NONE;
    if (getCompressOutput(job)) {
      // find the kind of compression to do
      compressionType = SequenceFileOutputFormat.getOutputCompressionType(job);

      // find the right codec
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      throw new IOException("Output directory doesnt exist");
    }
    Path file = new Path(outputPath, name);
   
    CompressionCodec codec = null;
    CompressionType compressionType = CompressionType.NONE;
    if (getCompressOutput(job)) {
      // find the kind of compression to do
      compressionType = SequenceFileOutputFormat.getOutputCompressionType(job);

      // find the right codec
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    if (!fs.exists(outputPath)) {
      throw new IOException("Output directory doesnt exist");
    }
    Path file = new Path(outputPath, name);
    CompressionCodec codec = null;
    CompressionType compressionType = CompressionType.NONE;
    if (getCompressOutput(job)) {
      // find the kind of compression to do
      compressionType = getOutputCompressionType(job);

      // find the right codec
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      if (rwonly && (!create || merge || fast)) {
        System.err.println(usage);
        System.exit(-1);
      }

      CompressionType compressionType =
        CompressionType.valueOf(compressType);
      CompressionCodec codec = (CompressionCodec)ReflectionUtils.newInstance(
                                                                             conf.getClassByName(compressionCodec),
                                                                             conf);
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