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.db.monitoring;
  
  public interface Monitorable
  {
      Monitorable NO_OP = new NoOp();
  
      String name();
      long creationTimeNanos();
      long timeoutNanos();
      long slowTimeoutNanos();
  
      boolean isInProgress();
      boolean isAborted();
      boolean isCompleted();
      boolean isSlow();
      boolean isCrossNode();
  
      boolean abort();
      boolean complete();
  
      default String monitoredOnKeyspace() { return null; };
      default String monitoredOnTable() { return null; };
  
      class NoOp implements Monitorable
      {
          @Override
          public String name()
          {
              return null;
          }
  
          @Override
          public long creationTimeNanos()
          {
              return 0;
          }
  
          @Override
          public long timeoutNanos()
          {
              return 0;
          }
  
          @Override
          public long slowTimeoutNanos()
          {
              return 0;
          }
  
          @Override
          public boolean isInProgress()
          {
              return false;
          }
  
          @Override
          public boolean isAborted()
          {
              return false;
          }
  
          @Override
          public boolean isCompleted()
          {
              return false;
          }
  
          @Override
          public boolean isSlow()
          {
              return false;
          }
  
          @Override
          public boolean isCrossNode()
          {
              return false;
          }
  
          @Override
          public boolean abort()
          {
              return false;
          }
  
          @Override
          public boolean complete()
          {
              return false;
          }
      }
  }
  