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/*
 * Copyright 2016 Carlos Ballesteros Velasco
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package java.util;

public interface SortedMap extends Map {
    Comparator comparator();

    SortedMap subMap(K fromKey, K toKey);

    SortedMap headMap(K toKey);

    SortedMap tailMap(K fromKey);

    K firstKey();

    K lastKey();

    Set keySet();

    Collection values();

    Set> entrySet();
}