Package org.apache.hadoop.io.file.tfile.Utils

Examples of org.apache.hadoop.io.file.tfile.Utils.Version

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      this.comparator = makeComparator(strComparator);
    }

    // ctor for reads
    public TFileMeta(DataInput in) throws IOException {
      version = new Version(in);
      if (!version.compatibleWith(TFile.API_VERSION)) {
        throw new RuntimeException("Incompatible TFile fileVersion.");
      }
      recordCount = Utils.readVLong(in);
      strComparator = Utils.readString(in);
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      if (!path.getFileSystem(conf).exists(pathSchema)) {
        throw new IOException("BT Schema file doesn't exist: " + pathSchema);
      }
      // read schema file
      FSDataInputStream in = path.getFileSystem(conf).open(pathSchema);
      version = new Version(in);
      // verify compatibility against SCHEMA_VERSION
      if (!version.compatibleWith(SCHEMA_VERSION)) {
        new IOException("Incompatible versions, expecting: " + SCHEMA_VERSION
            + "; found in file: " + version);
      }
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     outSchema.close();
   }

public  void read(FileSystem fs, Path parent) throws IOException, ParseException {
     FSDataInputStream in = fs.open(makeFilePath(parent));
    version = new Version(in);
     // verify compatibility against SCHEMA_VERSION
     if (!version.compatibleWith(SCHEMA_VERSION)) {
       new IOException("Incompatible versions, expecting: " + SCHEMA_VERSION
            + "; found in file: " + version);
     }
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      this.comparator = makeComparator(strComparator);
    }

    // ctor for reads
    public TFileMeta(DataInput in) throws IOException {
      version = new Version(in);
      if (!version.compatibleWith(TFile.API_VERSION)) {
        throw new RuntimeException("Incompatible TFile fileVersion.");
      }
      recordCount = Utils.readVLong(in);
      strComparator = Utils.readString(in);
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      this.comparator = makeComparator(strComparator);
    }

    // ctor for reads
    public TFileMeta(DataInput in) throws IOException {
      version = new Version(in);
      if (!version.compatibleWith(TFile.API_VERSION)) {
        throw new RuntimeException("Incompatible TFile fileVersion.");
      }
      recordCount = Utils.readVLong(in);
      strComparator = Utils.readString(in);
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      // move the cursor to the beginning of the tail, containing: offset to the
      // meta block index, version and magic
      fin.seek(fileLength - Magic.size() - Version.size() - Long.SIZE
          / Byte.SIZE);
      long offsetIndexMeta = fin.readLong();
      version = new Version(fin);
      Magic.readAndVerify(fin);

      if (!version.compatibleWith(BCFile.API_VERSION)) {
        throw new RuntimeException("Incompatible BCFile fileBCFileVersion.");
      }
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      this.comparator = makeComparator(strComparator);
    }

    // ctor for reads
    public TFileMeta(DataInput in) throws IOException {
      version = new Version(in);
      if (!version.compatibleWith(TFile.API_VERSION)) {
        throw new RuntimeException("Incompatible TFile fileVersion.");
      }
      recordCount = Utils.readVLong(in);
      strComparator = Utils.readString(in);
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      this.comparator = makeComparator(strComparator);
    }

    // ctor for reads
    public TFileMeta(DataInput in) throws IOException {
      version = new Version(in);
      if (!version.compatibleWith(TFile.API_VERSION)) {
        throw new RuntimeException("Incompatible TFile fileVersion.");
      }
      recordCount = Utils.readVLong(in);
      strComparator = Utils.readString(in);
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      // move the cursor to the beginning of the tail, containing: offset to the
      // meta block index, version and magic
      fin.seek(fileLength - Magic.size() - Version.size() - Long.SIZE
          / Byte.SIZE);
      long offsetIndexMeta = fin.readLong();
      version = new Version(fin);
      Magic.readAndVerify(fin);

      if (!version.compatibleWith(BCFile.API_VERSION)) {
        throw new RuntimeException("Incompatible BCFile fileBCFileVersion.");
      }
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      this.comparator = makeComparator(strComparator);
    }

    // ctor for reads
    public TFileMeta(DataInput in) throws IOException {
      version = new Version(in);
      if (!version.compatibleWith(TFile.API_VERSION)) {
        throw new RuntimeException("Incompatible TFile fileVersion.");
      }
      recordCount = Utils.readVLong(in);
      strComparator = Utils.readString(in);
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Related Classes of org.apache.hadoop.io.file.tfile.Utils.Version

  • org.apache.hadoop.io.file.tfile.BCFile$Reader
  • org.apache.hadoop.io.file.tfile.TFile$TFileMeta
  • org.apache.hadoop.zebra.io.BasicTable$SchemaFile
  • org.apache.hadoop.zebra.types.CGSchema
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