Class ObjectPool

  • All Implemented Interfaces:
    java.io.Serializable

    public class ObjectPool
    extends java.lang.Object
    implements java.io.Serializable
    Pool of object of a given type to pick from to help memory usage
    See Also:
    Serialized Form
    • Constructor Summary

      Constructors 
      Constructor Description
      ObjectPool()
      Constructor ObjectPool
      ObjectPool​(java.lang.Class type)
      Constructor ObjectPool
      ObjectPool​(java.lang.Class type, int size)
      Constructor ObjectPool
      ObjectPool​(java.lang.String className)
      Constructor ObjectPool
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void freeInstance​(java.lang.Object obj)
      Add an instance of the given object to the pool
      java.lang.Object getInstance()
      Get an instance of the given object in this pool
      java.lang.Object getInstanceIfFree()
      Get an instance of the given object in this pool if available
      • Methods inherited from class java.lang.Object

        equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    • Constructor Detail

      • ObjectPool

        public ObjectPool​(java.lang.Class type)
        Constructor ObjectPool
        Parameters:
        type - Type of objects for this pool
      • ObjectPool

        public ObjectPool​(java.lang.String className)
        Constructor ObjectPool
        Parameters:
        className - Fully qualified name of the type of objects for this pool.
      • ObjectPool

        public ObjectPool​(java.lang.Class type,
                          int size)
        Constructor ObjectPool
        Parameters:
        type - Type of objects for this pool
        size - Size of vector to allocate
      • ObjectPool

        public ObjectPool()
        Constructor ObjectPool
    • Method Detail

      • getInstanceIfFree

        public java.lang.Object getInstanceIfFree()
        Get an instance of the given object in this pool if available
        Returns:
        an instance of the given object if available or null
      • getInstance

        public java.lang.Object getInstance()
        Get an instance of the given object in this pool
        Returns:
        An instance of the given object
      • freeInstance

        public void freeInstance​(java.lang.Object obj)
        Add an instance of the given object to the pool
        Parameters:
        obj - Object to add.