Interface SoftBPlusTree.NodeStore

Enclosing class:

SoftBPlusTree<V>

public static interface SoftBPlusTree.NodeStore

Storage backend for serialized nodes. Provides raw I/O operations; space allocation and free block management are handled by the tree.

Method Summary

Modifier and Type	Method	Description
ByteBuffer	read(long offset, int length)	Reads length bytes from offset.
void	truncate(long size)	Truncates the backing storage to the given size.
void	write(ByteBuffer data, long offset)	Writes data (from position to limit) at the given offset.

Method Details

write

void write(ByteBuffer data,
 long offset)
    throws IOException

Writes data (from position to limit) at the given offset.

Throws:

IOException

read

ByteBuffer read(long offset,
 int length)
         throws IOException

Reads length bytes from offset.

Throws:

IOException

truncate

void truncate(long size)
       throws IOException

Truncates the backing storage to the given size.

Throws:

IOException