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.annotation;
  
  import me.ahoo.cosid.provider.IdGeneratorProvider;
  
  import java.lang.annotation.Documented;
  import java.lang.annotation.ElementType;
  import java.lang.annotation.Retention;
  import java.lang.annotation.RetentionPolicy;
  import java.lang.annotation.Target;
  
  /**
   * Define CosId.
   *
   * @author ahoo wang
   */
  @Target({ElementType.FIELD, ElementType.TYPE})
  @Documented
  @Retention(RetentionPolicy.RUNTIME)
  public @interface CosId {
      String DEFAULT_FIELD = "id";
  
      /**
       * id generator name.
       * {@link IdGeneratorProvider#get(String)}
       *
       * @return id generator name
       */
      String value() default IdGeneratorProvider.SHARE;
  
      /**
       * cosid field.
       *
       * @return field name of id.
       */
      String field() default DEFAULT_FIELD;
  }
  