public class

PatternParser

extends Object

java.lang.Object
↳	org.apache.log4j.helpers.PatternParser

Known Direct Subclasses

BridgePatternParser

Class Overview

Most of the work of the PatternLayout class is delegated to the PatternParser class.

It is this class that parses conversion patterns and creates a chained list of OptionConverters.

Summary

Fields
protected StringBuffer	currentLiteral
protected FormattingInfo	formattingInfo
protected int	i
protected String	pattern
protected int	patternLength

Public Constructors
	PatternParser(String pattern)

Public Methods
PatternConverter	parse()

Protected Methods
void	addConverter(PatternConverter pc)
String	extractOption()
int	extractPrecisionOption() The option is expected to be in decimal and positive.
void	finalizeConverter(char c)

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Inherited Methods

From class java.lang.Object

Fields

protected StringBuffer currentLiteral

protected FormattingInfo formattingInfo

protected int i

protected String pattern

protected int patternLength

Public Constructors

public PatternParser (String pattern)

Public Methods

public PatternConverter parse ()

Protected Methods

protected void addConverter (PatternConverter pc)

protected String extractOption ()

protected int extractPrecisionOption ()

The option is expected to be in decimal and positive. In case of error, zero is returned.

Classes