Class LevelPatternConverter
java.lang.Object
org.apache.logging.log4j.core.pattern.AbstractPatternConverter
org.apache.logging.log4j.core.pattern.LogEventPatternConverter
org.apache.logging.log4j.core.pattern.LevelPatternConverter
- All Implemented Interfaces:
PatternConverter
- Direct Known Subclasses:
LevelPatternConverter.LevelMapLevelPatternConverter
,LevelPatternConverter.SimpleLevelPatternConverter
@Plugin(name="LevelPatternConverter",
category="Converter")
public class LevelPatternConverter
extends LogEventPatternConverter
Returns the event's level in a StringBuilder.
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Nested Class Summary
Nested ClassesModifier and TypeClassDescriptionprivate static final class
private static final class
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Field Summary
FieldsModifier and TypeFieldDescriptionprivate static final LevelPatternConverter
Singleton.private static final String
private static final String
Fields inherited from class org.apache.logging.log4j.core.pattern.AbstractPatternConverter
LOGGER
Fields inherited from interface org.apache.logging.log4j.core.pattern.PatternConverter
CATEGORY
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionvoid
format
(LogEvent event, StringBuilder output) Formats an event into a string buffer.This method returns the CSS style class that should be applied to the LoggingEvent passed as parameter, which can be null.private static String
Returns the leftmost chars of the level name for the given level.static LevelPatternConverter
newInstance
(String[] options) Obtains an instance of pattern converter.Methods inherited from class org.apache.logging.log4j.core.pattern.LogEventPatternConverter
format, handlesThrowable, isVariable
Methods inherited from class org.apache.logging.log4j.core.pattern.AbstractPatternConverter
getName
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Field Details
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OPTION_LENGTH
- See Also:
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OPTION_LOWER
- See Also:
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INSTANCE
Singleton.
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Constructor Details
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LevelPatternConverter
private LevelPatternConverter()Private constructor.
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Method Details
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newInstance
Obtains an instance of pattern converter.- Parameters:
options
- options, may be null. May contain a list of level names and The value that should be displayed for the Level.- Returns:
- instance of pattern converter.
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left
Returns the leftmost chars of the level name for the given level.- Parameters:
level
- The levellength
- How many chars to return- Returns:
- The abbreviated level name, or the whole level name if the
length
is greater than the level name length,
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format
Formats an event into a string buffer.- Specified by:
format
in classLogEventPatternConverter
- Parameters:
event
- event to format, may not be null.output
- string buffer to which the formatted event will be appended. May not be null.
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getStyleClass
This method returns the CSS style class that should be applied to the LoggingEvent passed as parameter, which can be null.This information is currently used only by HtmlLayout.
- Specified by:
getStyleClass
in interfacePatternConverter
- Overrides:
getStyleClass
in classAbstractPatternConverter
- Parameters:
e
- null values are accepted- Returns:
- the name of the conversion pattern
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