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 accord.maelstrom;
  
  import java.util.TreeMap;
  
  import accord.api.Data;
  import accord.api.Key;
  import accord.primitives.Ranges;
  
  public class MaelstromData extends TreeMap<Key, Value> implements Data
  {
      @Override
      public Data merge(Data data)
      {
          if (data != null)
              this.putAll(((MaelstromData)data));
          return this;
      }
  
      @Override
      public Data without(Ranges ranges)
      {
          MaelstromData result = new MaelstromData();
          forEach((key, value) -> {
              if (!ranges.contains(key))
                  result.put(key, value);
          });
          return result;
      }
  }
  