content: /*
   * Copyright 2019-2023 Adaptive Financial Consulting Ltd.
   *
   * 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 com.aeroncookbook.agrona.agents;
  
  import org.agrona.concurrent.Agent;
  import org.agrona.concurrent.AtomicBuffer;
  import org.agrona.concurrent.ringbuffer.OneToOneRingBuffer;
  
  public class SendAgent implements Agent
  {
      private final int sendCount;
      private final OneToOneRingBuffer ringBuffer;
      private int currentCountItem = 1;
  
      public SendAgent(final OneToOneRingBuffer ringBuffer, final int sendCount)
      {
          this.ringBuffer = ringBuffer;
          this.sendCount = sendCount;
      }
  
      @Override
      public int doWork()
      {
          if (currentCountItem > sendCount)
          {
              return 0;
          }
  
          final int claimIndex = ringBuffer.tryClaim(1, Integer.BYTES);
          if (claimIndex > 0)
          {
              currentCountItem += 1;
              final AtomicBuffer buffer = ringBuffer.buffer();
              buffer.putInt(claimIndex, currentCountItem);
              ringBuffer.commit(claimIndex);
          }
          return 0;
      }
  
      @Override
      public String roleName()
      {
          return "sender";
      }
  }
  