| /** |
| * 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.sqoop.manager; |
| |
| import org.apache.sqoop.SqoopOptions; |
| import org.apache.sqoop.metastore.JobData; |
| |
| /** |
| * Interface for factory classes for ConnManager implementations. |
| * ManagerFactories are instantiated by o.a.h.s.ConnFactory and |
| * stored in an ordered list. The ConnFactory.getManager() implementation |
| * calls the accept() method of each ManagerFactory, in order until |
| * one such call returns a non-null ConnManager instance. |
| */ |
| public abstract class ManagerFactory { |
| @Deprecated |
| /** Do not use accept(SqoopOptions). Use accept(JobData) instead. */ |
| public ConnManager accept(SqoopOptions options) { |
| throw new RuntimeException( |
| "Deprecated method; override ManagerFactory.accept(JobData)"); |
| } |
| |
| /** |
| * Instantiate a ConnManager that can fulfill the database connection |
| * requirements of the task specified in the JobData. |
| * @param jobData the user-provided arguments that configure this |
| * Sqoop job. |
| * @return a ConnManager that can connect to the specified database |
| * and perform the operations required, or null if this factory cannot |
| * find a suitable ConnManager implementation. |
| */ |
| public ConnManager accept(JobData jobData) { |
| return accept(jobData.getSqoopOptions()); |
| } |
| |
| } |
| |