content: /*
   * Copyright 2014-2025 Real Logic Limited.
   *
   * Licensed 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
   *
   * https://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 io.aeron.driver.status;
  
  import io.aeron.AeronCounters;
  import org.agrona.MutableDirectBuffer;
  import org.agrona.concurrent.status.CountersManager;
  import org.agrona.concurrent.status.UnsafeBufferPosition;
  
  /**
   * The position in bytes a publication has reached appending to the log.
   * <p>
   * <b>Note:</b> This is a not a real-time value like the other and is updated each conductor duty cycle
   *  for monitoring purposes.
   */
  public class PublisherPos
  {
      /**
       * Type id of a publisher limit counter.
       */
      public static final int PUBLISHER_POS_TYPE_ID = AeronCounters.DRIVER_PUBLISHER_POS_TYPE_ID;
  
      /**
       * Human-readable name for the counter.
       */
      public static final String NAME = "pub-pos (sampled)";
  
      /**
       * Allocate a new publication position counter for a stream.
       *
       * @param tempBuffer      to build the label.
       * @param countersManager to allocate the counter from.
       * @param registrationId  associated with the counter.
       * @param sessionId       associated with the counter.
       * @param streamId        associated with the counter.
       * @param channel         associated with the counter.
       * @return the allocated counter.
       */
      public static UnsafeBufferPosition allocate(
          final MutableDirectBuffer tempBuffer,
          final CountersManager countersManager,
          final long registrationId,
          final int sessionId,
          final int streamId,
          final String channel)
      {
          return StreamCounter.allocate(
              tempBuffer, NAME, PUBLISHER_POS_TYPE_ID, countersManager, registrationId, sessionId, streamId, channel);
      }
  }
  