Module org.apache.jena.tdb
Package org.apache.jena.tdb1.base.file

Interface BufferAllocator

All Superinterfaces:
org.apache.jena.atlas.lib.Closeable
All Known Implementing Classes:
BufferAllocatorDirect, BufferAllocatorMapped, BufferAllocatorMem
public interface BufferAllocator extends org.apache.jena.atlas.lib.Closeable
An allocator for retrieving ByteBuffers of a given size.

  • Method Summary

    Modifier and Type
    Method
    Description
    ByteBuffer
    allocate(int capacity)
    Allocate and return a ByteBuffer of the given size
    void
    clear()
    Call this method when you are finished with all of the ByteBuffers retrieved from allocate.

    Methods inherited from interface org.apache.jena.atlas.lib.Closeable

    close

  • Method Details

    • allocate

      ByteBuffer allocate(int capacity)
      Allocate and return a ByteBuffer of the given size
      Parameters:
      capacity - the desired size of the ByteBuffer
      Returns:
      a ByteBuffer with the capacity set to the desired size

    • clear

      void clear()
      Call this method when you are finished with all of the ByteBuffers retrieved from allocate. The BufferAllocator is then free to reuse memory that was previously handed out.