Class UnlimitedPageSource

java.lang.Object
org.terracotta.offheapstore.paging.UnlimitedPageSource
All Implemented Interfaces:
PageSource
public class UnlimitedPageSource extends Object implements PageSource

  • Field Details

  • Constructor Details

    • UnlimitedPageSource

      public UnlimitedPageSource(BufferSource source)

  • Method Details

    • allocate

      public Page allocate(int size, boolean thief, boolean victim, OffHeapStorageArea owner)
      Description copied from interface: PageSource
      Attempt to allocate a page of the given size.

      Allocations identified as thieves will if necessary 'steal' space from previous allocations identified as 'victims' in order to fulfill the allocation request. owner is the area from which the returned page can subsequently be stolen or recovered. This is most likely to be the calling instance.

      Specified by:
      allocate in interface PageSource
      Parameters:
      size - size of page to allocate
      thief - true if the allocation can steal space from victims
      victim - true if the allocated page should be eligible for stealing
      owner - owner from which subsequent steal should occur
      Returns:
      an allocated page, or null in the case of failure

    • free

      public void free(Page page)
      Specified by:
      free in interface PageSource