Package org.apache.derby.iapi.types

Class SQLClob.HeaderInfo

  • Enclosing class:
    SQLClob
    private static class SQLClob.HeaderInfo
extends java.lang.Object
    Holder class for header information gathered from the raw byte header in the stream.

    • Field Summary

      Fields 
      Modifier and Type Field Description
      private int headerLength
      The header length in bytes.
      private int valueLength
      The value length, either in bytes or characters.

    • Constructor Summary

      Constructors 
      Constructor Description
      HeaderInfo​(int headerLength, int valueLength)
      Creates a new header info object.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      (package private) int byteLength()
      Returns the byte length encoded in the header, if any.
      (package private) int charLength()
      Returns the character length encoded in the header, if any.
      (package private) int headerLength()
      Returns the header length in bytes.
      (package private) boolean isCharLength()
      Tells whether the encoded length was in characters or bytes.
      java.lang.String toString()
      Returns a textual representation.

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

    • Field Detail

      • valueLength

        private final int valueLength
        The value length, either in bytes or characters.

      • headerLength

        private final int headerLength
        The header length in bytes.

    • Constructor Detail

      • HeaderInfo

        HeaderInfo​(int headerLength,
           int valueLength)
        Creates a new header info object.
        Parameters:
        headerLength - the header length in bytes
        valueLength - the value length (chars or bytes)

    • Method Detail

      • headerLength

        int headerLength()
        Returns the header length in bytes.
        Returns:
        Number of bytes occupied by the header.

      • charLength

        int charLength()
        Returns the character length encoded in the header, if any.
        Returns:
        A positive integer if a character count was encoded in the header, or 0 (zero) if the header contained byte length information.

      • byteLength

        int byteLength()
        Returns the byte length encoded in the header, if any.
        Returns:
        A positive integer if a byte count was encoded in the header, or 0 (zero) if the header contained character length information.

      • isCharLength

        boolean isCharLength()
        Tells whether the encoded length was in characters or bytes.
        Returns:
        true if the header contained a character count, false if it contained a byte count.

      • toString

        public java.lang.String toString()
        Returns a textual representation.
        Overrides:
        toString in class java.lang.Object