org.unix4j.unix.wc

Class Counters

java.lang.Object

org.unix4j.unix.wc.Counters

 class Counters
extends Object

Counters for lines, words and characters with Counter objects in a map by CounterType. It depends on the argument options which counters are actually maintained. The update(Line) method updates the relevant counters based on a line.

Field Summary

Fields

Modifier and Type	Field and Description
static int	MIN_COUNT_PADDING

Constructor Summary

Constructors

Constructor and Description
Counters(WcArguments args) Constructor initialising all relevant counters depending on the options set in args.

Method Summary

Methods

Modifier and Type	Method and Description
int	getFixedWidthOfColumnsInOutput()
void	reset() Resets all counts to zero.
void	update(Line line) Updates all the relevant counters based on the specified line.
void	updateTotal(Counters counters) Updates the totals counter based on some other counter.
void	writeCountsLine(LineProcessor output) Writes the counts line to the specified output.
void	writeCountsLineWithFileInfo(LineProcessor output, String fileInfo) Writes the counts line to the specified output appending the specified file information.
void	writeCountsLineWithFileInfo(LineProcessor output, String fileInfo, int fixedWidthOfColumnsInOutput) Writes the counts line to the specified output appending the specified file information.

Methods inherited from class java.lang.Object

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

Field Detail

MIN_COUNT_PADDING

public static final int MIN_COUNT_PADDING

See Also:

Constant Field Values

Constructor Detail

Counters

public Counters(WcArguments args)

Constructor initialising all relevant counters depending on the options set in args.

Parameters:

args - the arguments with the options indicating which counts are desired

Method Detail

update

public void update(Line line)

Updates all the relevant counters based on the specified line.

Parameters:

line - the line to incorporate into the counts

updateTotal

public void updateTotal(Counters counters)

Updates the totals counter based on some other counter. Adds the counts of the specified counters to the total counts of this counter.

Parameters:

counters - the counters with per-file counts

reset

public void reset()

Resets all counts to zero.

getFixedWidthOfColumnsInOutput

public int getFixedWidthOfColumnsInOutput()

writeCountsLine

public void writeCountsLine(LineProcessor output)

Writes the counts line to the specified output.

Parameters:

output - the output destination

writeCountsLineWithFileInfo

public void writeCountsLineWithFileInfo(LineProcessor output,
                               String fileInfo)

Writes the counts line to the specified output appending the specified file information.

Parameters:

output - the output destination

fileInfo - the file information, usually a file name or path

writeCountsLineWithFileInfo

public void writeCountsLineWithFileInfo(LineProcessor output,
                               String fileInfo,
                               int fixedWidthOfColumnsInOutput)

Writes the counts line to the specified output appending the specified file information.

Parameters:

output - the output destination

fileInfo - the file information, usually a file name or path

fixedWidthOfColumnsInOutput - the fixed width of the outputted counts. Will usually be the width of the widest count, plus two characters