@Override
public boolean store(DataOutput output) throws IOException {
output.writeVLong(count);
TSTNode root = trie.getRoot();
if (root == null) { // empty tree
return false;
}
writeRecursively(output, root);
return true;
}
@Override
public synchronized boolean store(DataOutput output) throws IOException {
output.writeVLong(count);
writeRecursively(output, root);
return true;
}
@Override
public void write(Long output, DataOutput out) throws IOException {
assert valid(output);
out.writeVLong(output);
}