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.csp.sentinel.dashboard.repository.metric;
  
  import java.util.List;
  
  /**
   * Repository interface for aggregated metrics data.
   *
   * @param <T> type of metrics
   * @author Eric Zhao
   */
  public interface MetricsRepository<T> {
  
      /**
       * Save the metric to the storage repository.
       *
       * @param metric metric data to save
       */
      void save(T metric);
  
      /**
       * Save all metrics to the storage repository.
       *
       * @param metrics metrics to save
       */
      void saveAll(Iterable<T> metrics);
  
      /**
       * Get all metrics by {@code appName} and {@code resourceName} between a period of time.
       *
       * @param app       application name for Sentinel
       * @param resource  resource name
       * @param startTime start timestamp
       * @param endTime   end timestamp
       * @return all metrics in query conditions
       */
      List<T> queryByAppAndResourceBetween(String app, String resource, long startTime, long endTime);
  
      /**
       * List resource name of provided application name.
       *
       * @param app application name
       * @return list of resources
       */
      List<String> listResourcesOfApp(String app);
  }
  