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.utils;
  
  import java.util.List;
  
  import com.google.common.collect.Lists;
  
  import accord.coordinate.Timeout;
  import accord.local.Node;
  
  public class DebugMap extends SortedListMap<Node.Id, Object>
  {
      private static final Timeout timeoutInstance = Timeout.unsafeTimeout(null, null);
  
      public DebugMap(SortedList<Node.Id> list)
      {
          super(list, Object[]::new);
      }
  
      public void debug(Node.Id from, Object reply)
      {
          if (reply == null)
              reply = timeoutInstance;
          merge(from, reply, (a, b) -> a instanceof List<?> ? ((List<Object>) a).add(b) : Lists.newArrayList(a, b));
      }
  }
  