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.activemq.artemis.tests.integration.persistence;
  
  import java.nio.charset.StandardCharsets;
  import java.util.Map;
  import java.util.concurrent.atomic.AtomicInteger;
  
  import org.apache.activemq.artemis.api.core.SimpleString;
  import org.apache.activemq.artemis.api.core.management.ActiveMQServerControl;
  import org.apache.activemq.artemis.core.persistence.impl.journal.JournalRecordIds;
  import org.apache.activemq.artemis.core.postoffice.DuplicateIDCache;
  import org.apache.activemq.artemis.core.server.ActiveMQServer;
  import org.apache.activemq.artemis.core.settings.impl.AddressSettings;
  import org.apache.activemq.artemis.tests.util.ActiveMQTestBase;
  import org.apache.activemq.artemis.utils.RandomUtil;
  import org.junit.jupiter.api.Assertions;
  import org.junit.jupiter.api.Test;
  
  public class ResizeDuplicateCacheTest extends ActiveMQTestBase {
  
     @Test
     public void testReloadCache() throws Exception {
        internalReloadCache(false, null);
     }
  
     @Test
     public void testReloadCacheAdditionalSettings() throws Exception {
        // this variance will add a settings on the same namespace for something else
        // this will validate that the setting should be merged
        internalReloadCache(true, null);
     }
  
     @Test
     public void testReloadCacheAdditionalSettingsValueSet() throws Exception {
        // this variance will add a settings on the same namespace for something else
        // this will validate that the setting should be merged
        internalReloadCache(true, 50_000);
     }
  
     public void internalReloadCache(boolean additionalSettings, Integer preExistingCacheValue) throws Exception {
        int duplicateSize = 30;
        SimpleString randomString = RandomUtil.randomUUIDSimpleString();
  
        ActiveMQServer server = createServer(true, false);
        server.start();
  
        ActiveMQServerControl serverControl = server.getActiveMQServerControl();
  
        if (additionalSettings) {
           AddressSettings settings = new AddressSettings().setDefaultRingSize(3333);
           if (preExistingCacheValue != null) {
              settings.setIDCacheSize(preExistingCacheValue);
           }
           serverControl.addAddressSettings(randomString.toString(), settings.toJSON());
           String json = serverControl.getAddressSettingsAsJSON(randomString.toString());
           AddressSettings settingsFromJson = AddressSettings.fromJSON(json);
           Assertions.assertEquals(preExistingCacheValue, settingsFromJson.getIDCacheSize());
           Assertions.assertEquals(3333, settingsFromJson.getDefaultRingSize());
        }
  
        DuplicateIDCache duplicateIDCache = server.getPostOffice().getDuplicateIDCache(randomString, duplicateSize);
  
        for (int i = 0; i < duplicateSize * 2; i++) {
           duplicateIDCache.addToCache(("a" + i).getBytes(StandardCharsets.UTF_8));
        }
  
        server.stop();
        server = createServer(true, false);
        server.start();
        serverControl = server.getActiveMQServerControl();
  
        duplicateIDCache = server.getPostOffice().getDuplicateIDCache(randomString, duplicateSize);
  
        Assertions.assertEquals(duplicateSize, duplicateIDCache.getSize());
  
        server.getStorageManager().getMessageJournal().scheduleCompactAndBlock(10_000);
        Map<Integer, AtomicInteger> records = countJournal(server.getConfiguration());
  
        AtomicInteger duplicateRecordsCount = records.get((int) JournalRecordIds.DUPLICATE_ID);
        Assertions.assertNotNull(duplicateRecordsCount);
        Assertions.assertEquals(duplicateSize, duplicateRecordsCount.get());
  
        if (additionalSettings) {
           String json = serverControl.getAddressSettingsAsJSON(randomString.toString());
  
           // checking if the previous value was merged as expected
           AddressSettings settingsFromJson = AddressSettings.fromJSON(json);
           Assertions.assertEquals(Integer.valueOf(duplicateSize), settingsFromJson.getIDCacheSize());
           Assertions.assertEquals(3333, settingsFromJson.getDefaultRingSize());
        }
  
        server.stop();
     }
  }