| /* |
| * 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.carbondata.core.stats; |
| |
| /** |
| * Class will be used to record and log the query statistics |
| */ |
| public class DriverQueryStatisticsRecorderDummy implements QueryStatisticsRecorder { |
| |
| private DriverQueryStatisticsRecorderDummy() { |
| |
| } |
| |
| private static DriverQueryStatisticsRecorderDummy carbonLoadStatisticsImplInstance = |
| new DriverQueryStatisticsRecorderDummy(); |
| |
| public static DriverQueryStatisticsRecorderDummy getInstance() { |
| return carbonLoadStatisticsImplInstance; |
| } |
| |
| public void recordStatistics(QueryStatistic statistic) { |
| |
| } |
| |
| public void logStatistics() { |
| |
| } |
| |
| public TaskStatistics statisticsForTask(long taskId, long startTime) { |
| return null; |
| } |
| |
| public void logStatisticsForTask(TaskStatistics task) { |
| |
| } |
| |
| /** |
| * Below method will be used to add the statistics |
| */ |
| public synchronized void recordStatisticsForDriver(QueryStatistic statistic, String queryId) { |
| |
| } |
| |
| /** |
| * Below method will be used to show statistic log as table |
| */ |
| public void logStatisticsAsTableDriver() { |
| |
| } |
| |
| } |