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.sidecar.config.yaml;
  
  import java.util.concurrent.TimeUnit;
  
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import com.fasterxml.jackson.annotation.JsonProperty;
  import org.apache.cassandra.sidecar.common.server.utils.MillisecondBoundConfiguration;
  import org.apache.cassandra.sidecar.config.WorkerPoolConfiguration;
  
  /**
   * Encapsulates configurations for the worker pool
   */
  public class WorkerPoolConfigurationImpl implements WorkerPoolConfiguration
  {
      private static final Logger LOGGER = LoggerFactory.getLogger(WorkerPoolConfigurationImpl.class);
  
      @JsonProperty("name")
      protected final String workerPoolName;
  
      @JsonProperty("size")
      protected final int workerPoolSize;
  
      // WorkerExecutor logs a warning if the blocking execution exceeds the max time configured.
      // It does not abort the execution. The warning messages look like this.
      // "Thread xxx has been blocked for yyy ms, time limit is zzz ms"
      protected MillisecondBoundConfiguration workerMaxExecutionTime;
  
      public WorkerPoolConfigurationImpl()
      {
          this(null, 20, MillisecondBoundConfiguration.parse("60s"));
      }
  
      public WorkerPoolConfigurationImpl(String workerPoolName,
                                         int workerPoolSize,
                                         MillisecondBoundConfiguration workerMaxExecutionTime)
      {
          this.workerPoolName = workerPoolName;
          this.workerPoolSize = workerPoolSize;
          this.workerMaxExecutionTime = workerMaxExecutionTime;
      }
  
      /**
       * @return the name of the worker pool
       */
      @Override
      @JsonProperty("name")
      public String workerPoolName()
      {
          return workerPoolName;
      }
  
      /**
       * @return the size of the worker pool
       */
      @Override
      @JsonProperty("size")
      public int workerPoolSize()
      {
          return workerPoolSize;
      }
  
      /**
       * @return the maximum execution time for the worker pool
       */
      @Override
      @JsonProperty("max_execution_time")
      public MillisecondBoundConfiguration workerMaxExecutionTime()
      {
          return workerMaxExecutionTime;
      }
  
      @JsonProperty("max_execution_time")
      public void setWorkerMaxExecutionTime(MillisecondBoundConfiguration workerMaxExecutionTime)
      {
          this.workerMaxExecutionTime = workerMaxExecutionTime;
      }
  
      /**
       * Legacy property {@code max_execution_time_millis}
       *
       * @param workerMaxExecutionTimeMillis max execution time in milliseconds
       * @deprecated in favor of {@code max_execution_time}
       */
      @JsonProperty("max_execution_time_millis")
      @Deprecated
      public void setWorkerMaxExecutionTimeMillis(long workerMaxExecutionTimeMillis)
      {
          LOGGER.warn("'max_execution_time_millis' is deprecated, use 'max_execution_time' instead");
          setWorkerMaxExecutionTime(new MillisecondBoundConfiguration(workerMaxExecutionTimeMillis, TimeUnit.MILLISECONDS));
      }
  }
  