org.apache.pig.impl.streaming
Classes 
DefaultInputHandler
DefaultOutputHandler
ExecutableManager
FileInputHandler
FileOutputHandler
HandlerFactory
InputHandler
OutputHandler
PigStreamingUDF
StreamingCommand
StreamingCommand.HandleSpec
StreamingDelimiters
StreamingUDFInputHandler
StreamingUDFOutputHandler
StreamingUtil
Enums 
InputHandler.InputType
OutputHandler.OutputType
StreamingCommand.Handle
Exceptions 
StreamingUDFException
StreamingUDFOutputSchemaException