| /** |
| * 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.backup; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.hbase.backup.mapreduce.MapReduceBackupCopyJob; |
| import org.apache.hadoop.hbase.backup.mapreduce.MapReduceBackupMergeJob; |
| import org.apache.hadoop.hbase.backup.mapreduce.MapReduceRestoreJob; |
| import org.apache.hadoop.util.ReflectionUtils; |
| import org.apache.yetus.audience.InterfaceAudience; |
| |
| /** |
| * Factory implementation for backup/restore related jobs |
| * |
| */ |
| @InterfaceAudience.Private |
| public final class BackupRestoreFactory { |
| public final static String HBASE_INCR_RESTORE_IMPL_CLASS = "hbase.incremental.restore.class"; |
| public final static String HBASE_BACKUP_COPY_IMPL_CLASS = "hbase.backup.copy.class"; |
| public final static String HBASE_BACKUP_MERGE_IMPL_CLASS = "hbase.backup.merge.class"; |
| |
| private BackupRestoreFactory() { |
| throw new AssertionError("Instantiating utility class..."); |
| } |
| |
| /** |
| * Gets backup restore job |
| * @param conf configuration |
| * @return backup restore job instance |
| */ |
| public static RestoreJob getRestoreJob(Configuration conf) { |
| Class<? extends RestoreJob> cls = |
| conf.getClass(HBASE_INCR_RESTORE_IMPL_CLASS, MapReduceRestoreJob.class, RestoreJob.class); |
| RestoreJob service = ReflectionUtils.newInstance(cls, conf); |
| service.setConf(conf); |
| return service; |
| } |
| |
| /** |
| * Gets backup copy job |
| * @param conf configuration |
| * @return backup copy job instance |
| */ |
| public static BackupCopyJob getBackupCopyJob(Configuration conf) { |
| Class<? extends BackupCopyJob> cls = |
| conf.getClass(HBASE_BACKUP_COPY_IMPL_CLASS, MapReduceBackupCopyJob.class, |
| BackupCopyJob.class); |
| BackupCopyJob service = ReflectionUtils.newInstance(cls, conf); |
| service.setConf(conf); |
| return service; |
| } |
| |
| /** |
| * Gets backup merge job |
| * @param conf configuration |
| * @return backup merge job instance |
| */ |
| public static BackupMergeJob getBackupMergeJob(Configuration conf) { |
| Class<? extends BackupMergeJob> cls = |
| conf.getClass(HBASE_BACKUP_MERGE_IMPL_CLASS, MapReduceBackupMergeJob.class, |
| BackupMergeJob.class); |
| BackupMergeJob service = ReflectionUtils.newInstance(cls, conf); |
| service.setConf(conf); |
| return service; |
| } |
| } |