Packages

c

org.apache.spark.unsafe.memory

HeapMemoryAllocator

class HeapMemoryAllocator extends MemoryAllocator

A simple MemoryAllocator that can allocate up to 16GB using a JVM long primitive array.

Linear Supertypes
MemoryAllocator, AnyRef, Any
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  1. HeapMemoryAllocator
  2. MemoryAllocator
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Visibility
  1. Public
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Instance Constructors

  1. new HeapMemoryAllocator()

Value Members

  1. final def !=(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  2. final def ##(): Int
    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  4. def allocate(size: Long): MemoryBlock

    Allocates a contiguous block of memory.

    Allocates a contiguous block of memory. Note that the allocated memory is not guaranteed to be zeroed out (call fill(0) on the result if this is necessary).

    Definition Classes
    HeapMemoryAllocator → MemoryAllocator
  5. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  6. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... ) @native()
  7. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  8. def equals(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  9. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  10. def free(memory: MemoryBlock): Unit
    Definition Classes
    HeapMemoryAllocator → MemoryAllocator
  11. final def getClass(): Class[_]
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  12. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  13. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  14. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  15. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  16. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  17. final def synchronized[T0](arg0: ⇒ T0): T0
    Definition Classes
    AnyRef
  18. def toString(): String
    Definition Classes
    AnyRef → Any
  19. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  20. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  21. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... ) @native()

Inherited from MemoryAllocator

Inherited from AnyRef

Inherited from Any

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