edu.northwestern.at.morphadorner.tools.sampletextfile

Class RandomlySampleTextFile

java.lang.Object

edu.northwestern.at.morphadorner.tools.sampletextfile.SampleTextFile

edu.northwestern.at.morphadorner.tools.sampletextfile.RandomlySampleTextFile

public class RandomlySampleTextFile
extends SampleTextFile

Randomly sample a text file.

Usage:

java edu.northwestern.at.morphadorner.tools.sampletextfile.RandomlySampleTextFile input.txt output.txt samplingpercent

input.txt -- input text file to be sampled.
output.txt -- output text file.
samplingpercent -- sampling percent from 0 through 100.

The output file is a text file containing the sampled text lines from the input file. Both the input and the output must be utf-8 encoded. The output lines are appended to any existing lines in the output file.

Field Summary

Fields inherited from class edu.northwestern.at.morphadorner.tools.sampletextfile.SampleTextFile

inputFileName, outputFileName, sample

Constructor Summary

Constructors

Constructor and Description
RandomlySampleTextFile(java.lang.String inputFileName, java.lang.String outputFileName, double sample) Copy a text file to another while sampling the input lines.

Method Summary

Methods

Modifier and Type	Method and Description
static void	help() Help text.
protected boolean	lineSelected(java.lang.String inputLine) Check if line should be selected.
static void	main(java.lang.String[] args) Main program.

Methods inherited from class edu.northwestern.at.morphadorner.tools.sampletextfile.SampleTextFile

sample, samplingDone, setupSampling

Methods inherited from class java.lang.Object

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

Constructor Detail

RandomlySampleTextFile

public RandomlySampleTextFile(java.lang.String inputFileName,
                      java.lang.String outputFileName,
                      double sample)

Copy a text file to another while sampling the input lines.

Parameters:

inputFileName - Input file name.

outputFileName - Output file name.

sample - Sample count, percentage, etc.

Method Detail

main

public static void main(java.lang.String[] args)

Main program.

Parameters:

args - Program parameters.

help

public static void help()

Help text.

lineSelected

protected boolean lineSelected(java.lang.String inputLine)

Check if line should be selected.

Specified by:

lineSelected in class SampleTextFile

Parameters:

inputLine - The input line.

Returns:

true to select line.

Subclasses must override this method.