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ASF GitHub Bot logged work on HIVE-27019: ----------------------------------------- Author: ASF GitHub Bot Created on: 02/Mar/23 12:31 Start Date: 02/Mar/23 12:31 Worklog Time Spent: 10m Work Description: deniskuzZ commented on code in PR #4032: URL: https://github.com/apache/hive/pull/4032#discussion_r1123025505 ########## ql/src/java/org/apache/hadoop/hive/ql/txn/compactor/handler/RequestHandlerFactory.java: ########## @@ -0,0 +1,50 @@ +/* + * 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.hive.ql.txn.compactor.handler; + +import org.apache.hadoop.hive.conf.HiveConf; +import org.apache.hadoop.hive.metastore.txn.TxnStore; +import org.apache.hadoop.hive.ql.txn.compactor.FSRemover; +import org.apache.hadoop.hive.ql.txn.compactor.MetadataCache; + +import java.util.Arrays; +import java.util.List; +import java.util.concurrent.ExecutorService; + +/** + * A factory class to fetch handlers. + */ +public class RequestHandlerFactory { + private static final RequestHandlerFactory INSTANCE = new RequestHandlerFactory(); + + public static RequestHandlerFactory getInstance() { + return INSTANCE; + } + + /** + * Factory class, no need to expose constructor. + */ + private RequestHandlerFactory() { + } + + public List<RequestHandler> getHandlers(HiveConf conf, TxnStore txnHandler, MetadataCache metadataCache, Review Comment: `getTasks` Issue Time Tracking ------------------- Worklog Id: (was: 848692) Time Spent: 16h 40m (was: 16.5h) > Split Cleaner into separate manageable modular entities > ------------------------------------------------------- > > Key: HIVE-27019 > URL: https://issues.apache.org/jira/browse/HIVE-27019 > Project: Hive > Issue Type: Sub-task > Reporter: Sourabh Badhya > Assignee: Sourabh Badhya > Priority: Major > Labels: pull-request-available > Time Spent: 16h 40m > Remaining Estimate: 0h > > As described by the parent task - > Cleaner can be divided into separate entities like - > *1) Handler* - This entity fetches the data from the metastore DB from > relevant tables and converts it into a request entity called CleaningRequest. > It would also do SQL operations post cleanup (postprocess). Every type of > cleaning request is provided by a separate handler. > *2) Filesystem remover* - This entity fetches the cleaning requests from > various handlers and deletes them according to the cleaning request. -- This message was sent by Atlassian Jira (v8.20.10#820010)