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.coordinate;
  
  import java.util.Collection;
  import javax.annotation.Nullable;
  
  import accord.api.Agent;
  import accord.api.RoutingKey;
  import accord.local.Node;
  import accord.primitives.Ranges;
  import accord.primitives.TxnId;
  import accord.utils.Invariants;
  
  /**
   * Thrown when a transaction exceeds its specified timeout for obtaining a result for a client
   */
  public class Exhausted extends CoordinationFailed
  {
      final @Nullable Ranges failedRanges;
      final @Nullable Collection<Node.Id> failedNodes;
  
      public static Exhausted exhausted(Agent agent, @Nullable TxnId txnId, @Nullable RoutingKey homeKey, @Nullable Ranges failedRanges)
      {
          return exhausted(agent, txnId, homeKey, failedRanges, null);
      }
  
      public static Exhausted exhausted(Agent agent, @Nullable TxnId txnId, @Nullable RoutingKey homeKey, @Nullable Ranges failedRanges, @Nullable Collection<Node.Id> failedNodes)
      {
          agent.coordinatorEvents().onExhausted(txnId);
          return new Exhausted(txnId, homeKey, failedRanges, failedNodes);
      }
  
      private Exhausted(TxnId txnId, @Nullable RoutingKey homeKey, Ranges failedRanges, @Nullable Collection<Node.Id> failedNodes)
      {
          super(txnId, homeKey, getMessage(txnId, failedRanges, failedNodes));
          this.failedRanges = failedRanges;
          this.failedNodes = failedNodes;
      }
  
      Exhausted(TxnId txnId, @Nullable RoutingKey homeKey, Ranges failedRanges, @Nullable Collection<Node.Id> failedNodes, Exhausted cause)
      {
          super(txnId, homeKey, cause);
          this.failedRanges = failedRanges;
          this.failedNodes = failedNodes;
      }
  
      public @Nullable Collection<Node.Id> failedNodes()
      {
          return failedNodes;
      }
  
      public @Nullable Ranges failedRanges()
      {
          return failedRanges;
      }
  
      private static String getMessage(TxnId txnId, @Nullable Ranges unavailable, @Nullable Collection<Node.Id> failed)
      {
          String msg = "No more nodes to try for " + txnId;
          if (unavailable != null)
              msg += " for ranges " + unavailable;
          if (failed != null)
              msg += ". Failed to contact: " + failed;
          return msg;
      }
  
      @Override
      public Exhausted wrap()
      {
          Invariants.require(this.getClass() == Exhausted.class);
          return new Exhausted(txnId(), homeKey(), failedRanges, failedNodes, this);
      }
  }
  