content: /*
   * Copyright [2021-present] [ahoo wang <ahoowang@qq.com> (https://github.com/Ahoo-Wang)].
   * 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
   *      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 me.ahoo.cosid.spring.boot.starter.segment;
  
  import me.ahoo.cosid.provider.IdGeneratorProvider;
  import me.ahoo.cosid.segment.IdSegmentDistributorFactory;
  import me.ahoo.cosid.segment.concurrent.PrefetchWorkerExecutorService;
  import me.ahoo.cosid.spring.boot.starter.ConditionalOnCosIdEnabled;
  import me.ahoo.cosid.spring.boot.starter.CosIdProperties;
  
  import com.google.common.base.Preconditions;
  import org.springframework.boot.autoconfigure.AutoConfiguration;
  import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
  import org.springframework.boot.context.properties.EnableConfigurationProperties;
  import org.springframework.context.ConfigurableApplicationContext;
  import org.springframework.context.annotation.Bean;
  import org.springframework.lang.Nullable;
  
  /**
   * CosId Segment AutoConfiguration.
   *
   * @author ahoo wang
   */
  @AutoConfiguration
  @ConditionalOnCosIdEnabled
  @ConditionalOnCosIdSegmentEnabled
  @EnableConfigurationProperties(SegmentIdProperties.class)
  public class CosIdSegmentAutoConfiguration {
      
      private final CosIdProperties cosIdProperties;
      private final SegmentIdProperties segmentIdProperties;
      
      public CosIdSegmentAutoConfiguration(CosIdProperties cosIdProperties, SegmentIdProperties segmentIdProperties) {
          this.cosIdProperties = cosIdProperties;
          this.segmentIdProperties = segmentIdProperties;
      }
      
      @Bean
      @ConditionalOnMissingBean
      public PrefetchWorkerExecutorService prefetchWorkerExecutorService() {
          SegmentIdProperties.Chain.PrefetchWorker prefetchWorker = segmentIdProperties.getChain().getPrefetchWorker();
          Preconditions.checkNotNull(prefetchWorker, "cosid.segment.chain.prefetch-worker can not be null!");
          return new PrefetchWorkerExecutorService(prefetchWorker.getPrefetchPeriod(), prefetchWorker.getCorePoolSize(), prefetchWorker.isShutdownHook());
      }
      
      @Bean
      @ConditionalOnMissingBean
      public CosIdLifecyclePrefetchWorkerExecutorService lifecycleSegmentChainId(PrefetchWorkerExecutorService prefetchWorkerExecutorService) {
          return new CosIdLifecyclePrefetchWorkerExecutorService(prefetchWorkerExecutorService);
      }
      
      @Bean
      public SegmentIdBeanRegistrar segmentIdBeanRegistrar(IdSegmentDistributorFactory distributorFactory,
                                                           IdGeneratorProvider idGeneratorProvider,
                                                           PrefetchWorkerExecutorService prefetchWorkerExecutorService,
                                                           ConfigurableApplicationContext applicationContext,
                                                           @Nullable
                                                           CustomizeSegmentIdProperties customizeSegmentIdProperties
      ) {
          
          return new SegmentIdBeanRegistrar(cosIdProperties,
              segmentIdProperties,
              distributorFactory,
              idGeneratorProvider,
              prefetchWorkerExecutorService,
              applicationContext, customizeSegmentIdProperties);
      }
  }
  