org.apache.pig.impl.streaming
Class FileOutputHandler

java.lang.Object
  org.apache.pig.impl.streaming.OutputHandler
      org.apache.pig.impl.streaming.FileOutputHandler

public class FileOutputHandler
extends OutputHandler

FileOutputHandler handles the output from the Pig-Streaming executable in an asynchronous manner by reading it from an external file specified by the user.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.pig.impl.streaming.OutputHandler

OutputHandler.OutputType

Field Summary

Fields inherited from class org.apache.pig.impl.streaming.OutputHandler

alreadyClosed, deserializer, in

Constructor Summary

FileOutputHandler(StreamingCommand.HandleSpec handleSpec)

Method Summary

void	bindTo(String fileName, BufferedPositionedInputStream is, long offset, long end) Bind the OutputHandler to the InputStream from which to read the output data of the managed process.
OutputHandler.OutputType	getOutputType() Get the handled OutputType.

Methods inherited from class org.apache.pig.impl.streaming.OutputHandler

close, getNext

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FileOutputHandler

public FileOutputHandler(StreamingCommand.HandleSpec handleSpec)
                  throws ExecException

Throws:

ExecException

Method Detail

getOutputType

public OutputHandler.OutputType getOutputType()

Description copied from class: OutputHandler

Get the handled OutputType.

Specified by:

getOutputType in class OutputHandler

Returns:

the handled OutputType

bindTo

public void bindTo(String fileName,
                   BufferedPositionedInputStream is,
                   long offset,
                   long end)
            throws IOException

Description copied from class: OutputHandler

Bind the OutputHandler to the InputStream from which to read the output data of the managed process.

Overrides:

bindTo in class OutputHandler

is - InputStream from which to read the output data of the managed process

Throws:

IOException