content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you 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 org.apache.cassandra.utils;
  
  import java.util.List;
  import java.util.Map;
  import java.util.function.Consumer;
  import java.util.stream.Stream;
  import java.util.stream.StreamSupport;
  
  public interface RangeTree<Token, Range, Value> extends Iterable<Map.Entry<Range, Value>>
  {
      void searchToken(Token token, Consumer<Map.Entry<Range, Value>> onMatch);
  
      boolean add(Range key, Value value);
  
      List<Value> get(Range range);
  
      void get(Range range, Consumer<Map.Entry<Range, Value>> onMatch);
  
      List<Map.Entry<Range, Value>> search(Range range);
  
      void search(Range range, Consumer<Map.Entry<Range, Value>> onMatch);
  
      List<Map.Entry<Range, Value>> searchToken(Token token);
  
      int remove(Range key);
  
      void clear();
  
      int size();
  
      boolean isEmpty();
  
      default Stream<Map.Entry<Range, Value>> stream()
      {
          return StreamSupport.stream(spliterator(), false);
      }
  
      interface Accessor<Token, Range>
      {
          Token start(Range range);
          Token end(Range range);
          boolean contains(Token start, Token end, Token token);
          default boolean contains(Range range, Token token)
          {
              return contains(start(range), end(range), token);
          }
          boolean intersects(Range range, Token start, Token end);
          default boolean intersects(Range left, Range right)
          {
              return intersects(left, start(right), end(right));
          }
      }
  }
  