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   * 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,
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   * See the License for the specific language governing permissions and
   * limitations under the License.
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  package org.apache.activemq.artemis.tests.integration.cluster.failover;
  
  import java.util.ArrayList;
  import java.util.concurrent.atomic.AtomicInteger;
  
  import org.apache.activemq.artemis.api.core.ActiveMQException;
  import org.apache.activemq.artemis.api.core.Interceptor;
  import org.apache.activemq.artemis.api.core.QueueConfiguration;
  import org.apache.activemq.artemis.api.core.TransportConfiguration;
  import org.apache.activemq.artemis.api.core.client.ClientMessage;
  import org.apache.activemq.artemis.api.core.client.ClientProducer;
  import org.apache.activemq.artemis.api.core.client.ClientSession;
  import org.apache.activemq.artemis.api.core.client.ServerLocator;
  import org.apache.activemq.artemis.core.client.impl.ClientSessionFactoryInternal;
  import org.apache.activemq.artemis.core.client.impl.ServerLocatorInternal;
  import org.apache.activemq.artemis.core.protocol.core.Packet;
  import org.apache.activemq.artemis.core.protocol.core.impl.wireformat.SessionProducerCreditsMessage;
  import org.apache.activemq.artemis.core.remoting.impl.invm.InVMConnection;
  import org.apache.activemq.artemis.spi.core.protocol.RemotingConnection;
  import org.apache.activemq.artemis.tests.util.TransportConfigurationUtils;
  import org.junit.jupiter.api.Test;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import java.lang.invoke.MethodHandles;
  
  public class FailoverOnFlowControlTest extends FailoverTestBase {
  
     private static final Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
     @Test
     public void testOverflowSend() throws Exception {
        ServerLocator locator = getServerLocator().setBlockOnNonDurableSend(true).setBlockOnDurableSend(true).setReconnectAttempts(300).setProducerWindowSize(1000).setRetryInterval(100);
        final ArrayList<ClientSession> sessionList = new ArrayList<>();
        Interceptor interceptorClient = new Interceptor() {
           AtomicInteger count = new AtomicInteger(0);
  
           @Override
           public boolean intercept(Packet packet, RemotingConnection connection) throws ActiveMQException {
              logger.debug("Intercept...{}", packet.getClass().getName());
  
              if (packet instanceof SessionProducerCreditsMessage credit) {
  
                 logger.debug("Credits: {}", credit.getCredits());
                 if (count.incrementAndGet() == 2) {
                    logger.debug("### crashing server");
                    try {
                       InVMConnection.setFlushEnabled(false);
                       crash(false, sessionList.get(0));
                    } catch (Exception e) {
                       e.printStackTrace();
                    } finally {
                       InVMConnection.setFlushEnabled(true);
                    }
                    return false;
                 }
              }
              return true;
           }
        };
  
        locator.addIncomingInterceptor(interceptorClient);
  
        ClientSessionFactoryInternal sf = createSessionFactoryAndWaitForTopology(locator, 2);
        ClientSession session = sf.createSession(true, true);
        sessionList.add(session);
  
        session.createQueue(QueueConfiguration.of(ADDRESS));
  
        ClientProducer producer = session.createProducer(ADDRESS);
  
        final int numMessages = 10;
  
        for (int i = 0; i < numMessages; i++) {
           ClientMessage message = session.createMessage(true);
  
           message.getBodyBuffer().writeBytes(new byte[5000]);
  
           message.putIntProperty("counter", i);
  
           producer.send(message);
        }
  
        session.close();
     }
  
     @Override
     protected void createConfigs() throws Exception {
        super.createConfigs();
        primaryServer.getServer().getConfiguration().setJournalFileSize(1024 * 1024);
        backupServer.getServer().getConfiguration().setJournalFileSize(1024 * 1024);
     }
  
     @Override
     protected ServerLocatorInternal getServerLocator() throws Exception {
        return (ServerLocatorInternal) super.getServerLocator().setMinLargeMessageSize(1024 * 1024).setProducerWindowSize(10 * 1024);
     }
  
     @Override
     protected TransportConfiguration getAcceptorTransportConfiguration(final boolean live) {
        return TransportConfigurationUtils.getInVMAcceptor(live);
     }
  
     @Override
     protected TransportConfiguration getConnectorTransportConfiguration(final boolean live) {
        return TransportConfigurationUtils.getInVMConnector(live);
     }
  }
  