Package com.itextpdf.layout.hyphenation

Class ByteVector

  • public class ByteVector
extends java.lang.Object
    This class implements a simple byte vector with access to the underlying array.

    This work was authored by Carlos Villegas (cav@uniscope.co.jp).

    • Field Summary

      Fields 
      Modifier and Type Field Description
      private byte[] array
      The encapsulated array
      private int blockSize  
      private static int DEFAULT_BLOCK_SIZE
      Capacity increment size
      private int n
      Points to next free item

    • Constructor Summary

      Constructors 
      Constructor Description
      ByteVector()
      Construct byte vector instance with default block size.
      ByteVector​(byte[] a)
      Construct byte vector instance.
      ByteVector​(byte[] a, int capacity)
      Construct byte vector instance.
      ByteVector​(int capacity)
      Construct byte vector instance.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      int alloc​(int size)
      This is to implement memory allocation in the array.
      int capacity()
      Obtain capacity of array.
      byte get​(int index)
      Get byte at index.
      byte[] getArray()
      Obtain byte vector array.
      int length()
      Obtain number of items in array.
      void put​(int index, byte val)
      Pet byte at index.
      void trimToSize()
      Trim byte vector to current length.

      • Methods inherited from class java.lang.Object

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

    • Field Detail

      • DEFAULT_BLOCK_SIZE

        private static final int DEFAULT_BLOCK_SIZE
        Capacity increment size
        See Also:
        Constant Field Values

      • blockSize

        private int blockSize

      • array

        private byte[] array
        The encapsulated array

      • n

        private int n
        Points to next free item

    • Constructor Detail

      • ByteVector

        public ByteVector()
        Construct byte vector instance with default block size.

      • ByteVector

        public ByteVector​(int capacity)
        Construct byte vector instance.
        Parameters:
        capacity - initial block size

      • ByteVector

        public ByteVector​(byte[] a)
        Construct byte vector instance.
        Parameters:
        a - byte array to use TODO should n should be initialized to a.length to be consistent with CharVector behavior? [GA]

      • ByteVector

        public ByteVector​(byte[] a,
                  int capacity)
        Construct byte vector instance.
        Parameters:
        a - byte array to use
        capacity - initial block size TODO should n should be initialized to a.length to be consistent with CharVector behavior? [GA]

    • Method Detail

      • getArray

        public byte[] getArray()
        Obtain byte vector array.
        Returns:
        byte array

      • length

        public int length()
        Obtain number of items in array.
        Returns:
        number of items

      • capacity

        public int capacity()
        Obtain capacity of array.
        Returns:
        current capacity of array

      • put

        public void put​(int index,
                byte val)
        Pet byte at index.
        Parameters:
        index - the index
        val - a byte

      • get

        public byte get​(int index)
        Get byte at index.
        Parameters:
        index - the index
        Returns:
        a byte

      • alloc

        public int alloc​(int size)
        This is to implement memory allocation in the array. Like malloc().
        Parameters:
        size - to allocate
        Returns:
        previous length

      • trimToSize

        public void trimToSize()
        Trim byte vector to current length.