bt.data

Interface DataRange

All Superinterfaces:

Range<DataRange>

All Known Implementing Classes:

DelegatingDataRange, SynchronizedDataRange

public interface DataRange
extends Range<DataRange>

Represents a range of binary data, abstracting the mapping of data onto the storage layer. Real data may span over several storage units or reside completely inside a single storage unit.

Since:

1.2

Method Summary

Modifier and Type	Method and Description
DataRange	getSubrange(long offset) Build a subrange of this data range.
DataRange	getSubrange(long offset, long length) Build a subrange of this data range.
void	visitUnits(DataRangeVisitor visitor) Traverse the storage units in this data range.

Methods inherited from interface bt.data.range.Range

getBytes, getBytes, length, putBytes, putBytes

Method Detail

visitUnits

void visitUnits(DataRangeVisitor visitor)

Traverse the storage units in this data range.

Since:

1.2

getSubrange

DataRange getSubrange(long offset,
                      long length)

Build a subrange of this data range.

Specified by:

getSubrange in interface Range<DataRange>

Parameters:

offset - Offset from the beginning of the original data range in bytes, inclusive

length - Length of the new data range

Returns:

Subrange of the original data range

Since:

1.3

getSubrange

DataRange getSubrange(long offset)

Build a subrange of this data range.

Specified by:

getSubrange in interface Range<DataRange>

Parameters:

offset - Offset from the beginning of the original data range in bytes, inclusive

Returns:

Subrange of the original data range

Since:

1.3