public synchronized <K> NavigableSet<K> createTreeSet(
String name, Comparator<K> keyComparator, Serializer<K> keySerializer) {
try {
assertNameNotExist(name);
BTree<K, Object> tree = BTree.createInstance(this, keyComparator, keySerializer, null, false);
setNamedObject(name, tree.getRecid());
BTreeSet<K> ret = new BTreeSet<K>(new BTreeMap(tree, false));
collections.put(name, new WeakReference<Object>(ret));
return ret;
} catch (IOException e) {
throw new IOError(e);
}
}
public synchronized <K, V> ConcurrentNavigableMap<K, V> createTreeMap(
String name,
Comparator<K> keyComparator,
Serializer<K> keySerializer,
Serializer<V> valueSerializer) {
try {
assertNameNotExist(name);
BTree<K, V> tree =
BTree.createInstance(this, keyComparator, keySerializer, valueSerializer, true);
setNamedObject(name, tree.getRecid());
ConcurrentNavigableMap<K, V> ret =
new BTreeMap<K, V>(tree, false); // TODO put readonly flag here
collections.put(name, new WeakReference<Object>(ret));
return ret;
} catch (IOException e) {
throw new IOError(e);
}
}