Package org.apache.log4j.pattern
Class ThrowableInformationPatternConverter
java.lang.Object
org.apache.log4j.pattern.PatternConverter
org.apache.log4j.pattern.LoggingEventPatternConverter
org.apache.log4j.pattern.ThrowableInformationPatternConverter
Outputs the ThrowableInformation portion of the LoggingEvent. By default, outputs the full stack trace.
%throwable{none} or %throwable{0} suppresses the stack trace. %throwable{short} or %throwable{1} outputs just the
first line. %throwable{n} will output n lines for a positive integer or drop the last -n lines for a negative
integer.
- Author:
- Paul Smith
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Method Summary
Modifier and TypeMethodDescriptionvoidformat(LoggingEvent event, StringBuffer toAppendTo) Formats an event into a string buffer.booleanThis converter obviously handles throwables.newInstance(String[] options) Gets an instance of the class.Methods inherited from class org.apache.log4j.pattern.LoggingEventPatternConverter
formatMethods inherited from class org.apache.log4j.pattern.PatternConverter
getName, getStyleClass
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Method Details
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newInstance
Gets an instance of the class.- Parameters:
options- pattern options, may be null. If first element is "short", only the first line of the throwable will be formatted.- Returns:
- instance of class.
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format
Formats an event into a string buffer.- Specified by:
formatin classLoggingEventPatternConverter- Parameters:
event- event to format, may not be null.toAppendTo- string buffer to which the formatted event will be appended. May not be null.
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handlesThrowable
public boolean handlesThrowable()This converter obviously handles throwables.- Overrides:
handlesThrowablein classLoggingEventPatternConverter- Returns:
- true.
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