/*
 * 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 org.apache.hadoop.hbase.hbtop.mode;

import edu.umd.cs.findbugs.annotations.Nullable;
import java.util.List;
import org.apache.hadoop.hbase.ClusterMetrics;
import org.apache.hadoop.hbase.hbtop.Record;
import org.apache.hadoop.hbase.hbtop.RecordFilter;
import org.apache.hadoop.hbase.hbtop.field.Field;
import org.apache.hadoop.hbase.hbtop.field.FieldInfo;
import org.apache.yetus.audience.InterfaceAudience;

/**
 * An interface for strategy logic for {@link Mode}.
 */
@InterfaceAudience.Private
interface ModeStrategy {
  List<FieldInfo> getFieldInfos();

  Field getDefaultSortField();

  List<Record> getRecords(ClusterMetrics clusterMetrics, List<RecordFilter> pushDownFilters);

  @Nullable
  DrillDownInfo drillDown(Record selectedRecord);
}
