/* * 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.parse.repl.load.message; import org.apache.hadoop.hive.metastore.messaging.DropFunctionMessage; import org.apache.hadoop.hive.ql.exec.FunctionUtils; import org.apache.hadoop.hive.ql.exec.Task; import org.apache.hadoop.hive.ql.exec.TaskFactory; import org.apache.hadoop.hive.ql.parse.SemanticException; import org.apache.hadoop.hive.ql.plan.DropFunctionDesc; import org.apache.hadoop.hive.ql.plan.FunctionWork; import java.io.Serializable; import java.util.Collections; import java.util.List; public class DropFunctionHandler extends AbstractMessageHandler { @Override public List<Task<? extends Serializable>> handle(Context context) throws SemanticException { DropFunctionMessage msg = deserializer.getDropFunctionMessage(context.dmd.getPayload()); String actualDbName = context.isDbNameEmpty() ? msg.getDB() : context.dbName; String qualifiedFunctionName = FunctionUtils.qualifyFunctionName(msg.getFunctionName(), actualDbName); DropFunctionDesc desc = new DropFunctionDesc(qualifiedFunctionName, false); Task<FunctionWork> dropFunctionTask = TaskFactory.get(new FunctionWork(desc), context.hiveConf); context.log.debug( "Added drop function task : {}:{}", dropFunctionTask.getId(), desc.getFunctionName() ); databasesUpdated.put(actualDbName, context.dmd.getEventTo()); return Collections.singletonList(dropFunctionTask); } }