@Override
public synchronized DynamicPartitionMapImpl getMap() {
ClosableIterator<RowResult<Value>> iterator =
storage.getRange(PARTITION_MAP_TABLE, RangeRequest.all(), 1L);
Map<Cell, byte[]> cells = Maps.newHashMap();
while (iterator.hasNext()) {
RowResult<Value> row = iterator.next();
for (Entry<Cell, Value> entry : row.getCells()) {
assert !cells.containsKey(entry.getKey());
cells.put(entry.getKey(), entry.getValue().getContents());
}
}
iterator.close();
return DynamicPartitionMapImpl.fromTable(cells);
}
private boolean isLatestValueEmpty(Cell cell, PeekingIterator<RowResult<Value>> values) {
while (values.hasNext()) {
RowResult<Value> result = values.peek();
int comparison =
UnsignedBytes.lexicographicalComparator().compare(cell.getRowName(), result.getRowName());
if (comparison == 0) {
Value matchingValue = result.getColumns().get(cell.getColumnName());
return matchingValue != null && matchingValue.getContents().length == 0;
} else if (comparison < 0) {
return false;
} else {
values.next();
}
}
return false;
}