Package org.apache.log4j.pattern
Class PatternParser
- java.lang.Object
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- org.apache.log4j.pattern.PatternParser
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public final class PatternParser extends Object
Most of the work of theEnhancedPatternLayout
class is delegated to the PatternParser class.It is this class that parses conversion patterns and creates a chained list of
PatternConverters
.- Author:
- James P. Cakalic, Ceki Gülcü, Anders Kristensen, Paul Smith, Curt Arnold
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description static Map
getFileNamePatternRules()
Get standard format specifiers for rolling file appender file specification.static Map
getPatternLayoutRules()
Get standard format specifiers for EnhancedPatternLayout.static void
parse(String pattern, List patternConverters, List formattingInfos, Map converterRegistry, Map rules)
Parse a format specifier.
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Method Detail
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getPatternLayoutRules
public static Map getPatternLayoutRules()
Get standard format specifiers for EnhancedPatternLayout.- Returns:
- read-only map of format converter classes keyed by format specifier strings.
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getFileNamePatternRules
public static Map getFileNamePatternRules()
Get standard format specifiers for rolling file appender file specification.- Returns:
- read-only map of format converter classes keyed by format specifier strings.
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parse
public static void parse(String pattern, List patternConverters, List formattingInfos, Map converterRegistry, Map rules)
Parse a format specifier.- Parameters:
pattern
- pattern to parse.patternConverters
- list to receive pattern converters.formattingInfos
- list to receive field specifiers corresponding to pattern converters.converterRegistry
- map of user-supported pattern converters keyed by format specifier, may be null.rules
- map of stock pattern converters keyed by format specifier.
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