Package org.apache.storm.perf

Class FileReadWordCountTopo

java.lang.Object

org.apache.storm.perf.FileReadWordCountTopo

public class FileReadWordCountTopo
extends Object

This topo helps measure speed of word count.

Spout loads a file into memory on initialization, then emits the lines in an endless loop.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	COUNT_ID
static final String	COUNT_NUM
static final int	DEFAULT_COUNT_BOLT_NUM
static final int	DEFAULT_SPLIT_BOLT_NUM
static final int	DEFAULT_SPOUT_NUM
static final String	INPUT_FILE
static final String	SPLIT_ID
static final String	SPLIT_NUM
static final String	SPOUT_ID
static final String	SPOUT_NUM
static final String	TOPOLOGY_NAME

Constructor Summary

Constructors

Constructor	Description
FileReadWordCountTopo()

Method Summary

Modifier and Type	Method	Description
static void	main(String[] args)

Methods inherited from class java.lang.Object

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

Field Details

SPOUT_ID

public static final String SPOUT_ID

See Also:

• Constant Field Values

COUNT_ID

public static final String COUNT_ID

See Also:

• Constant Field Values

SPLIT_ID

public static final String SPLIT_ID

See Also:

• Constant Field Values

TOPOLOGY_NAME

public static final String TOPOLOGY_NAME

See Also:

• Constant Field Values

SPOUT_NUM

public static final String SPOUT_NUM

See Also:

• Constant Field Values

SPLIT_NUM

public static final String SPLIT_NUM

See Also:

• Constant Field Values

COUNT_NUM

public static final String COUNT_NUM

See Also:

• Constant Field Values

INPUT_FILE

public static final String INPUT_FILE

See Also:

• Constant Field Values

DEFAULT_SPOUT_NUM

public static final int DEFAULT_SPOUT_NUM

See Also:

• Constant Field Values

DEFAULT_SPLIT_BOLT_NUM

public static final int DEFAULT_SPLIT_BOLT_NUM

See Also:

• Constant Field Values

DEFAULT_COUNT_BOLT_NUM

public static final int DEFAULT_COUNT_BOLT_NUM

See Also:

• Constant Field Values

Constructor Details

FileReadWordCountTopo

public FileReadWordCountTopo()

Method Details

main

public static void main(String[] args)
                 throws Exception

Throws:

Exception