org.apache.flink.storm.util

Class FileSpout

java.lang.Object

org.apache.flink.storm.util.AbstractLineSpout

org.apache.flink.storm.util.FileSpout

All Implemented Interfaces:

backtype.storm.spout.ISpout, backtype.storm.topology.IComponent, backtype.storm.topology.IRichSpout, Serializable

Direct Known Subclasses:

FiniteFileSpout, WordCountFileSpout

public class FileSpout
extends AbstractLineSpout

Implements a Spout that reads data from a given local file.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static String	INPUT_FILE_PATH
protected String	path
protected BufferedReader	reader

Fields inherited from class org.apache.flink.storm.util.AbstractLineSpout

ATTRIBUTE_LINE, collector

Constructor Summary

Constructors

Constructor and Description
FileSpout()
FileSpout(String path)

Method Summary

Modifier and Type	Method and Description
void	close()
void	nextTuple()
void	open(Map conf, backtype.storm.task.TopologyContext context, backtype.storm.spout.SpoutOutputCollector collector)

Methods inherited from class org.apache.flink.storm.util.AbstractLineSpout

ack, activate, deactivate, declareOutputFields, fail, getComponentConfiguration

Methods inherited from class java.lang.Object

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

Field Detail

INPUT_FILE_PATH

public static final String INPUT_FILE_PATH

See Also:

Constant Field Values

path

protected String path

reader

protected BufferedReader reader

Constructor Detail

FileSpout

public FileSpout()

FileSpout

public FileSpout(String path)

Method Detail

open

public void open(Map conf,
                 backtype.storm.task.TopologyContext context,
                 backtype.storm.spout.SpoutOutputCollector collector)

Specified by:

open in interface backtype.storm.spout.ISpout

Overrides:

open in class AbstractLineSpout

close

public void close()

Specified by:

close in interface backtype.storm.spout.ISpout

Overrides:

close in class AbstractLineSpout

nextTuple

public void nextTuple()