| /** |
| * 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.hdfs.tools.offlineEditsViewer; |
| |
| import org.apache.hadoop.classification.InterfaceAudience; |
| import org.apache.hadoop.classification.InterfaceStability; |
| |
| /** |
| * Structural elements of an EditLog that may be encountered within the |
| * file. EditsVisitor is able to process these elements. |
| */ |
| @InterfaceAudience.Private |
| @InterfaceStability.Unstable |
| public enum EditsElement { |
| EDITS, |
| EDITS_VERSION, |
| RECORD, |
| OPCODE, |
| TRANSACTION_ID, |
| DATA, |
| // elements in the data part of the editLog records |
| LENGTH, |
| // for OP_SET_GENSTAMP |
| GENERATION_STAMP, |
| // for OP_ADD, OP_CLOSE |
| PATH, |
| REPLICATION, |
| MTIME, |
| ATIME, |
| BLOCKSIZE, |
| NUMBLOCKS, |
| BLOCK, |
| BLOCK_ID, |
| BLOCK_NUM_BYTES, |
| BLOCK_GENERATION_STAMP, |
| PERMISSION_STATUS, |
| FS_PERMISSIONS, |
| CLIENT_NAME, |
| CLIENT_MACHINE, |
| // for OP_RENAME_OLD |
| SOURCE, |
| DESTINATION, |
| TIMESTAMP, |
| // for OP_SET_OWNER |
| USERNAME, |
| GROUPNAME, |
| // for OP_SET_QUOTA |
| NS_QUOTA, |
| DS_QUOTA, |
| // for OP_RENAME |
| RENAME_OPTIONS, |
| // for OP_CONCAT_DELETE |
| CONCAT_TARGET, |
| CONCAT_SOURCE, |
| // for OP_GET_DELEGATION_TOKEN |
| T_VERSION, |
| T_OWNER, |
| T_RENEWER, |
| T_REAL_USER, |
| T_ISSUE_DATE, |
| T_MAX_DATE, |
| T_SEQUENCE_NUMBER, |
| T_MASTER_KEY_ID, |
| T_EXPIRY_TIME, |
| // for OP_UPDATE_MASTER_KEY |
| KEY_ID, |
| KEY_EXPIRY_DATE, |
| KEY_LENGTH, |
| KEY_BLOB, |
| CHECKSUM |
| } |
