org.apache.hadoop.mapreduce.lib.input
Classes 
CombineFileInputFormat
CombineFileRecordReader
CombineFileSplit
DelegatingInputFormat
DelegatingMapper
DelegatingRecordReader
FileInputFormat
FileSplit
KeyValueLineRecordReader
KeyValueTextInputFormat
LineRecordReader
MultipleInputs
SequenceFileInputFormat
SequenceFileRecordReader
TextInputFormat
Exceptions 
InvalidInputException