org.apache.hadoop.mapred

接口

• AdminOperationsProtocol
• InputFormat
• InputSplit
• JobConfigurable
• JobHistory.Listener
• JobTrackerMXBean
• Mapper
• MapRunnable
• OutputCollector
• OutputFormat
• Partitioner
• RawKeyValueIterator
• RecordReader
• RecordWriter
• Reducer
• Reporter
• RunningJob
• SequenceFileInputFilter.Filter
• TaskTrackerMXBean
• TaskUmbilicalProtocol

类

• CleanupQueue
• ClusterStatus
• Counters
• Counters.Counter
• DefaultJobHistoryParser
• DefaultTaskController
• FileInputFormat
• FileOutputCommitter
• FileOutputFormat
• FileSplit
• HDFSMonitorThread
• ID
• IsolationRunner
• JobClient
• JobClient.Renewer
• JobConf
• JobContext
• JobEndNotifier
• JobHistory
• JobHistory.HistoryCleaner
• JobHistory.JobInfo
• JobHistory.MapAttempt
• JobHistory.ReduceAttempt
• JobHistory.Task
• JobHistory.TaskAttempt
• JobHistoryServer
• JobID
• JobInProgress
• JobLocalizer
• JobProfile
• JobQueueInfo
• JobStatus
• JobTracker
• JvmTask
• KeyValueLineRecordReader
• KeyValueTextInputFormat
• LineRecordReader
• LineRecordReader.LineReader
• LocalJobRunner
• MapFileOutputFormat
• MapReduceBase
• MapReducePolicyProvider
• MapRunner
• MapTaskCompletionEventsUpdate
• MultiFileInputFormat
• MultiFileSplit
• OutputCommitter
• OutputLogFilter
• QueueAclsInfo
• RawHistoryFileServlet
• SequenceFileAsBinaryInputFormat
• SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
• SequenceFileAsBinaryOutputFormat
• SequenceFileAsBinaryOutputFormat.WritableValueBytes
• SequenceFileAsTextInputFormat
• SequenceFileAsTextRecordReader
• SequenceFileInputFilter
• SequenceFileInputFilter.FilterBase
• SequenceFileInputFilter.MD5Filter
• SequenceFileInputFilter.PercentFilter
• SequenceFileInputFilter.RegexFilter
• SequenceFileInputFormat
• SequenceFileOutputFormat
• SequenceFileRecordReader
• ShuffleExceptionTracker
• SkipBadRecords
• Task
• Task.CombineOutputCollector
• Task.CombinerRunner
• Task.CombineValuesIterator
• Task.NewCombinerRunner
• Task.OldCombinerRunner
• TaskAttemptContext
• TaskAttemptID
• TaskCompletionEvent
• TaskController
• TaskGraphServlet
• TaskID
• TaskLog
• TaskLogAppender
• TaskLogServlet
• TaskLogsTruncater
• TaskReport
• TaskStatus
• TaskTracker
• TaskTracker.MapOutputServlet
• TaskTrackerMetricsSource
• TaskTrackerStatus
• TextInputFormat
• TextOutputFormat
• TextOutputFormat.LineRecordWriter
• UserLogCleaner
• Utils
• Utils.OutputFileUtils
• Utils.OutputFileUtils.OutputFilesFilter
• Utils.OutputFileUtils.OutputLogFilter

枚举

• FileInputFormat.Counter
• FileOutputFormat.Counter
• JobClient.TaskStatusFilter
• JobHistory.Keys
• JobHistory.RecordTypes
• JobHistory.Values
• JobInProgress.Counter
• JobPriority
• JobTracker.SafeModeAction
• JobTracker.State
• Operation
• Task.Counter
• TaskCompletionEvent.Status
• TaskLog.LogName
• TaskStatus.Phase
• TaskStatus.State
• TIPStatus

异常错误

• Counters.CountersExceededException
• FileAlreadyExistsException
• InvalidFileTypeException
• InvalidInputException
• InvalidJobConfException
• JobTracker.IllegalStateException
• JobTrackerNotYetInitializedException
• SafeModeException