org.apache.ignite.internal.mem

Interface DirectMemoryProvider

All Known Implementing Classes:

MappedFileMemoryProvider, UnsafeMemoryProvider

public interface DirectMemoryProvider

Direct memory provider interface. Not thread-safe.

Method Summary

Modifier and Type	Method and Description
void	initialize(long[] chunkSizes)
DirectMemoryRegion	nextRegion() Attempts to allocate next memory region.
void	shutdown(boolean deallocate) Shuts down the provider.

Method Detail

initialize

void initialize(long[] chunkSizes)

Parameters:

chunkSizes - Initializes provider with the chunk sizes.

shutdown

void shutdown(boolean deallocate)

Shuts down the provider.

Parameters:

deallocate - True to deallocate memory, false to allow memory reuse.

nextRegion

DirectMemoryRegion nextRegion()

Attempts to allocate next memory region. Will return null if no more regions are available.

Returns:

Next memory region.