content: /*
   * Copyright 1999-2018 Alibaba Group Holding Ltd.
   *
   * 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 com.alibaba.nacos.api.config.annotation;
  
  import java.lang.annotation.*;
  
  /**
   * Annotation which extends value to support auto-refresh
   *
   * @author <a href="mailto:huangxiaoyu1018@gmail.com">hxy1991</a>
   * @since 0.2.0
   */
  @Target({ElementType.FIELD, ElementType.METHOD, ElementType.PARAMETER, ElementType.ANNOTATION_TYPE})
  @Retention(RetentionPolicy.RUNTIME)
  @Documented
  public @interface NacosValue {
  
      /**
       * The actual value expression: e.g. "#{systemProperties.myProp}".
       *
       * @return value expression
       */
      String value();
  
      /**
       * It indicates that the currently bound property is auto-refreshed when Nacos configuration is changed.
       *
       * @return default value is <code>false</code>
       */
      boolean autoRefreshed() default false;
  
  }
  