java.lang.Object | ||
↳ | org.apache.log4j.pattern.PatternConverter | |
↳ | org.apache.log4j.pattern.LoggingEventPatternConverter |
Known Indirect Subclasses |
LoggingEventPatternConverter is a base class for pattern converters that can format information from instances of LoggingEvent.
Protected Constructors | |||||||||||
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Constructs an instance of LoggingEventPatternConverter.
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Public Methods | |||||||||||
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Formats an object into a string buffer.
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Formats an event into a string buffer.
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Normally pattern converters are not meant to handle Exceptions although
few pattern converters might.
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Inherited Methods | |||||||||||
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From class
org.apache.log4j.pattern.PatternConverter
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From class
java.lang.Object
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Constructs an instance of LoggingEventPatternConverter.
name | name of converter. |
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style | CSS style for output. |
Formats an object into a string buffer.
obj | event to format, may not be null. |
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output | string buffer to which the formatted event will be appended. May not be null. |
Formats an event into a string buffer.
event | event to format, may not be null. |
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toAppendTo | string buffer to which the formatted event will be appended. May not be null. |
Normally pattern converters are not meant to handle Exceptions although few pattern converters might. By examining the return values for this method, the containing layout will determine whether it handles throwables or not.