/**
* 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
}