Package org.apache.hadoop.record

Interface RecordOutput

All Known Implementing Classes:
BinaryRecordOutput, CsvRecordOutput
@Deprecated @Public @Stable public interface RecordOutput
Deprecated.
Replaced by Avro.
Interface that all the serializers have to implement.

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    endMap(TreeMap m, String tag)
    Deprecated.
    Mark the end of a serialized map.
    void
    endRecord(Record r, String tag)
    Deprecated.
    Mark the end of a serialized record.
    void
    endVector(ArrayList v, String tag)
    Deprecated.
    Mark the end of a serialized vector.
    void
    startMap(TreeMap m, String tag)
    Deprecated.
    Mark the start of a map to be serialized.
    void
    startRecord(Record r, String tag)
    Deprecated.
    Mark the start of a record to be serialized.
    void
    startVector(ArrayList v, String tag)
    Deprecated.
    Mark the start of a vector to be serialized.
    void
    writeBool(boolean b, String tag)
    Deprecated.
    Write a boolean to serialized record.
    void
    writeBuffer(Buffer buf, String tag)
    Deprecated.
    Write a buffer to serialized record.
    void
    writeByte(byte b, String tag)
    Deprecated.
    Write a byte to serialized record.
    void
    writeDouble(double d, String tag)
    Deprecated.
    Write a double precision floating point number to serialized record.
    void
    writeFloat(float f, String tag)
    Deprecated.
    Write a single-precision float to serialized record.
    void
    writeInt(int i, String tag)
    Deprecated.
    Write an integer to serialized record.
    void
    writeLong(long l, String tag)
    Deprecated.
    Write a long integer to serialized record.
    void
    writeString(String s, String tag)
    Deprecated.
    Write a unicode string to serialized record.

  • Method Details

    • writeByte

      void writeByte(byte b, String tag) throws IOException
      Deprecated.
      Write a byte to serialized record.
      Parameters:
      b - Byte to be serialized
      tag - Used by tagged serialization formats (such as XML)
      Throws:
      IOException - Indicates error in serialization

    • writeBool

      void writeBool(boolean b, String tag) throws IOException
      Deprecated.
      Write a boolean to serialized record.
      Parameters:
      b - Boolean to be serialized
      tag - Used by tagged serialization formats (such as XML)
      Throws:
      IOException - Indicates error in serialization

    • writeInt

      void writeInt(int i, String tag) throws IOException
      Deprecated.
      Write an integer to serialized record.
      Parameters:
      i - Integer to be serialized
      tag - Used by tagged serialization formats (such as XML)
      Throws:
      IOException - Indicates error in serialization

    • writeLong

      void writeLong(long l, String tag) throws IOException
      Deprecated.
      Write a long integer to serialized record.
      Parameters:
      l - Long to be serialized
      tag - Used by tagged serialization formats (such as XML)
      Throws:
      IOException - Indicates error in serialization

    • writeFloat

      void writeFloat(float f, String tag) throws IOException
      Deprecated.
      Write a single-precision float to serialized record.
      Parameters:
      f - Float to be serialized
      tag - Used by tagged serialization formats (such as XML)
      Throws:
      IOException - Indicates error in serialization

    • writeDouble

      void writeDouble(double d, String tag) throws IOException
      Deprecated.
      Write a double precision floating point number to serialized record.
      Parameters:
      d - Double to be serialized
      tag - Used by tagged serialization formats (such as XML)
      Throws:
      IOException - Indicates error in serialization

    • writeString

      void writeString(String s, String tag) throws IOException
      Deprecated.
      Write a unicode string to serialized record.
      Parameters:
      s - String to be serialized
      tag - Used by tagged serialization formats (such as XML)
      Throws:
      IOException - Indicates error in serialization

    • writeBuffer

      void writeBuffer(Buffer buf, String tag) throws IOException
      Deprecated.
      Write a buffer to serialized record.
      Parameters:
      buf - Buffer to be serialized
      tag - Used by tagged serialization formats (such as XML)
      Throws:
      IOException - Indicates error in serialization

    • startRecord

      void startRecord(Record r, String tag) throws IOException
      Deprecated.
      Mark the start of a record to be serialized.
      Parameters:
      r - Record to be serialized
      tag - Used by tagged serialization formats (such as XML)
      Throws:
      IOException - Indicates error in serialization

    • endRecord

      void endRecord(Record r, String tag) throws IOException
      Deprecated.
      Mark the end of a serialized record.
      Parameters:
      r - Record to be serialized
      tag - Used by tagged serialization formats (such as XML)
      Throws:
      IOException - Indicates error in serialization

    • startVector

      void startVector(ArrayList v, String tag) throws IOException
      Deprecated.
      Mark the start of a vector to be serialized.
      Parameters:
      v - Vector to be serialized
      tag - Used by tagged serialization formats (such as XML)
      Throws:
      IOException - Indicates error in serialization

    • endVector

      void endVector(ArrayList v, String tag) throws IOException
      Deprecated.
      Mark the end of a serialized vector.
      Parameters:
      v - Vector to be serialized
      tag - Used by tagged serialization formats (such as XML)
      Throws:
      IOException - Indicates error in serialization

    • startMap

      void startMap(TreeMap m, String tag) throws IOException
      Deprecated.
      Mark the start of a map to be serialized.
      Parameters:
      m - Map to be serialized
      tag - Used by tagged serialization formats (such as XML)
      Throws:
      IOException - Indicates error in serialization

    • endMap

      void endMap(TreeMap m, String tag) throws IOException
      Deprecated.
      Mark the end of a serialized map.
      Parameters:
      m - Map to be serialized
      tag - Used by tagged serialization formats (such as XML)
      Throws:
      IOException - Indicates error in serialization