content: /*
   * Copyright 2025 Adaptive Financial Consulting 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.test.driver;
  
  import io.aeron.driver.ext.LossGenerator;
  import org.agrona.concurrent.UnsafeBuffer;
  
  import java.net.InetSocketAddress;
  
  public class StreamIdLossGenerator implements LossGenerator
  {
      private int streamId;
      private long dropUntil;
      private volatile boolean drop;
  
      public void startDropping(final int streamId, final long durationNs)
      {
          this.streamId = streamId;
          dropUntil = System.nanoTime() + durationNs;
          drop = true;
      }
  
      public boolean shouldDropFrame(
          final InetSocketAddress address,
          final UnsafeBuffer buffer,
          final int streamId,
          final int sessionId,
          final int termId,
          final int termOffset,
          final int length)
      {
          if (drop && streamId == this.streamId)
          {
              if (System.nanoTime() - dropUntil < 0)
              {
                  return true;
              }
              else
              {
                  drop = false;
              }
          }
  
          return false;
      }
  
      public boolean shouldDropFrame(final InetSocketAddress address, final UnsafeBuffer buffer, final int length)
      {
          return false;
      }
  }
  