org.apache.log4j.helpers
Class PatternParser

java.lang.Object
  extended byorg.apache.log4j.helpers.PatternParser
public class PatternParser
extends Object

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.

Since:
0.8.2

Field Summary
protected  StringBuffer currentLiteral
           
protected  FormattingInfo formattingInfo
           
protected  int i
           
protected  String pattern
           
protected  int patternLength
           
 
Constructor Summary
PatternParser(String pattern)
           
 
Method Summary
protected  void addConverter(PatternConverter pc)
           
protected  String extractOption()
           
protected  int extractPrecisionOption()
          The option is expected to be in decimal and positive.
protected  void finalizeConverter(char c)
           
 PatternConverter parse()
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

currentLiteral

protected StringBuffer currentLiteral

patternLength

protected int patternLength

i

protected int i

formattingInfo

protected FormattingInfo formattingInfo

pattern

protected String pattern
Constructor Detail

PatternParser

public PatternParser(String pattern)
Method Detail

extractOption

protected String extractOption()

extractPrecisionOption

protected int extractPrecisionOption()
The option is expected to be in decimal and positive. In case of error, zero is returned.

parse

public PatternConverter parse()

finalizeConverter

protected void finalizeConverter(char c)

addConverter

protected void addConverter(PatternConverter pc)

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