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 com.alibaba.cloudapp.starter.sequence.configuration;
  
  import com.alibaba.cloudapp.sequence.Constants;
  import com.alibaba.cloudapp.sequence.service.SnowflakeSequenceGenerator;
  import com.alibaba.cloudapp.starter.sequence.properties.CloudAppSequenceProperties;
  import com.alibaba.cloudapp.starter.sequence.refresh.SnowflakeSequenceRefreshComponent;
  import org.springframework.boot.autoconfigure.AutoConfiguration;
  import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
  import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
  import org.springframework.boot.context.properties.EnableConfigurationProperties;
  import org.springframework.context.annotation.Bean;
  
  @AutoConfiguration
  @EnableConfigurationProperties(CloudAppSequenceProperties.class)
  @ConditionalOnProperty(prefix = Constants.SEQUENCE_CONFIG_SNOWFLAKE_ROOT,
          name = "enabled",
          havingValue = "true")
  public class SnowflakeSequenceAutoConfiguration {
      
      @Bean
      @ConditionalOnMissingBean
      public SnowflakeSequenceRefreshComponent getComponent(
              CloudAppSequenceProperties properties
      ) {
          return new SnowflakeSequenceRefreshComponent(properties);
      }
  
      @Bean("snowflakeSequence")
      @ConditionalOnMissingBean(
              value = SnowflakeSequenceGenerator.class,
              name = "snowflakeSequence"
      )
      public SnowflakeSequenceGenerator getRedisSequence(
              SnowflakeSequenceRefreshComponent component
      ) {
          return component.getBean();
      }
  }
  