Segment(NativeBytes bytes) {
this.bytes = bytes;
long start = bytes.startAddr() + SharedHashMapBuilder.SEGMENT_HEADER;
final NativeBytes iimmapBytes = new NativeBytes(null, start, start + sizeOfMultiMap(), null);
iimmapBytes.load();
hashLookup = new IntIntMultiMap(iimmapBytes);
start += sizeOfMultiMap();
final NativeBytes bsBytes =
new NativeBytes(tmpBytes.bytesMarshallerFactory(), start, start + sizeOfBitSets(), null);
freeList = new SingleThreadedDirectBitSet(bsBytes);
start += numberOfBitSets() * sizeOfBitSets();
entriesOffset = start - bytes.startAddr();
assert bytes.capacity() >= entriesOffset + entriesPerSegment * entrySize;
}
public Segment(NativeBytes bytes) {
this.bytes = bytes;
long start = bytes.startAddr() + SharedHashMapBuilder.SEGMENT_HEADER;
long size = Maths.nextPower2(builder.entriesPerSegment() * 12, 16 * 8);
NativeBytes iimmapBytes =
new NativeBytes(tmpBytes.bytesMarshallerFactory(), start, start + size, null);
iimmapBytes.load();
hashLookup = new IntIntMultiMap(iimmapBytes);
start += size;
long bsSize = (builder.entriesPerSegment() + 63) / 64 * 8;
NativeBytes bsBytes =
new NativeBytes(tmpBytes.bytesMarshallerFactory(), start, start + bsSize, null);
// bsBytes.load();
freeList = new SingleThreadedDirectBitSet(bsBytes);
start += bsSize * (1 + builder.replicas());
entriesOffset = start - bytes.startAddr();
assert bytes.capacity() >= entriesOffset + builder.entriesPerSegment() * builder.entrySize();
}
