Package games.stendhal.server.util

Class IntRingBuffer

java.lang.Object
games.stendhal.server.util.IntRingBuffer
public class IntRingBuffer extends Object
a ring buffer for ints. Note: This class is optimized for performance and memory usage. That's why it is used in stead of a linked list with throw-away Integer objects.
Author:
hendrik

  • Constructor Details

    • IntRingBuffer

      public IntRingBuffer​(int size)
      creates a new IntRingBuffer
      Parameters:
      size - size of the buffer.

  • Method Details

    • isEmpty

      public boolean isEmpty()
      Is the buffer empty?
      Returns:
      true, if the buffer is empty, false otherwise

    • isFull

      public boolean isFull()
      Is the buffer full?
      Returns:
      true, if the buffer cannot accept more items, false otherwise

    • add

      public boolean add​(int item)
      adds an item to the buffer
      Parameters:
      item - item
      Returns:
      true, if the item was added succesfully; false, if the buffer is full

    • removeOldest

      public boolean removeOldest()
      removes the oldest items from the buffer
      Returns:
      true, if the item was removed succesfully; false, if the buffer was empty

    • removeSmaller

      public void removeSmaller​(int value)
      removes all values smaller than the specified one from the trail.
      Parameters:
      value - value