hadoop AuditCommandParser 源码

  • 2022-10-20
  • 浏览 (16)

haddop AuditCommandParser 代码


 * 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,
 * See the License for the specific language governing permissions and
 * limitations under the License.
package org.apache.hadoop.tools.dynamometer.workloadgenerator.audit;

import java.io.IOException;
import java.util.function.Function;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.io.Text;

 * This interface represents a pluggable command parser. It will accept in one
 * line of {@link Text} input at a time and return an {@link AuditReplayCommand}
 * which represents the input text. Each input line should produce exactly one
 * command.
public interface AuditCommandParser {

   * Initialize this parser with the given configuration. Guaranteed to be
   * called prior to any calls to {@link #parse(Text, Function)}.
   * @param conf The Configuration to be used to set up this parser.
   * @throws IOException if error on initializing a parser.
  void initialize(Configuration conf) throws IOException;

   * Convert a line of input into an {@link AuditReplayCommand}. Since
   * {@link AuditReplayCommand}s store absolute timestamps, relativeToAbsolute
   * can be used to convert relative timestamps (i.e., milliseconds elapsed
   * between the start of the audit log and this command) into absolute
   * timestamps.
   * @param inputLine Single input line to convert.
   * @param relativeToAbsolute Function converting relative timestamps
   *                           (in milliseconds) to absolute timestamps
   *                           (in milliseconds).
   * @return A command representing the input line.
   * @throws IOException if error on parsing.
  AuditReplayCommand parse(Text inputLine,
      Function<Long, Long> relativeToAbsolute) throws IOException;



hadoop 源码目录


hadoop AuditLogDirectParser 源码

hadoop AuditLogHiveTableParser 源码

hadoop AuditReplayCommand 源码

hadoop AuditReplayMapper 源码

hadoop AuditReplayReducer 源码

hadoop AuditReplayThread 源码

hadoop CountTimeWritable 源码

hadoop NoSplitTextInputFormat 源码

hadoop UserCommandKey 源码

hadoop package-info 源码

0  赞