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/* readonlysortedmap.vala
*
* Copyright (C) 2009-2011 Maciej Piechotka
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Author:
* Maciej Piechotka <uzytkownik2@gmail.com>
*/
public abstract class Gee.AbstractSortedMap<K, V> : AbstractMap<K,V>, SortedMap<K,V> {
/**
* {@inheritDoc}
*/
public abstract SortedMap<K,V> head_map (K before);
/**
* {@inheritDoc}
*/
public abstract SortedMap<K,V> tail_map (K after);
/**
* {@inheritDoc}
*/
public abstract SortedMap<K,V> sub_map (K before, K after);
/**
* {@inheritDoc}
*/
public abstract SortedSet<K> ascending_keys { owned get; }
/**
* {@inheritDoc}
*/
public abstract SortedSet<Map.Entry<K,V>> ascending_entries { owned get; }
private WeakRef _read_only_view;
construct {
_read_only_view = WeakRef(null);
}
/**
* The read-only view this map.
*/
public new SortedMap<K,V> read_only_view {
owned get {
SortedMap<K,V>? instance = (SortedMap<K,V>?)_read_only_view.get ();
if (instance == null) {
instance = new ReadOnlySortedMap<K,V> (this);
_read_only_view.set (instance);
}
return instance;
}
}
// Future-proofing
internal new virtual void reserved0() {}
internal new virtual void reserved1() {}
internal new virtual void reserved2() {}
internal new virtual void reserved3() {}
internal new virtual void reserved4() {}
internal new virtual void reserved5() {}
internal new virtual void reserved6() {}
internal new virtual void reserved7() {}
internal new virtual void reserved8() {}
internal new virtual void reserved9() {}
}
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