Package org.jacop.jasat.utils

Class MemoryPool

java.lang.Object
org.jacop.jasat.utils.MemoryPool
All Implemented Interfaces:
SolverComponent
public final class MemoryPool extends Object implements SolverComponent
Class containing int[] of different lengths, to avoid allocating/deallocating too much.
Version:
4.10

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    int[]
    indexes
     
    int[][][]
    pool
     
    private int
    stockSize
     

  • Constructor Summary

    Constructors
    Constructor
    Description
    MemoryPool()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    int[]
    getNew(int size)
    returns an array, from the pool if one is available, allocating it otherwise
    void
    initialize(Core core)
    initializes the component with the given solver.
    private void
    setupPool(int maxSize, int stockSize)
     
    void
    storeOld(int[] array)
    save this array for a future usage, when not needed anymore
    String
    toString()
     

    Methods inherited from class java.lang.Object

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

  • Field Details

    • pool

      public int[][][] pool

    • indexes

      public int[] indexes

    • stockSize

      private int stockSize

  • Constructor Details

    • MemoryPool

      public MemoryPool()

  • Method Details

    • getNew

      public int[] getNew(int size)
      returns an array, from the pool if one is available, allocating it otherwise
      Parameters:
      size - the size of the array we need
      Returns:
      an int[size] array

    • storeOld

      public void storeOld(int[] array)
      save this array for a future usage, when not needed anymore
      Parameters:
      array - the array to store

    • setupPool

      private void setupPool(int maxSize, int stockSize)

    • toString

      public String toString()
      Overrides:
      toString in class Object

    • initialize

      public void initialize(Core core)
      Description copied from interface: SolverComponent
      initializes the component with the given solver. May be called only once. This method must register the component to the solver for the run.
      Specified by:
      initialize in interface SolverComponent
      Parameters:
      core - core component to initialize