org.apache.log4j.pattern
Class PropertiesPatternConverter

java.lang.Object
  extended by org.apache.log4j.pattern.PatternConverter
      extended by org.apache.log4j.pattern.LoggingEventPatternConverter
          extended by org.apache.log4j.pattern.PropertiesPatternConverter

public final class PropertiesPatternConverter
extends LoggingEventPatternConverter

Able to handle the contents of the LoggingEvent's Property bundle and either output the entire contents of the properties in a similar format to the java.util.Hashtable.toString(), or to output the value of a specific key within the property bundle when this pattern converter has the option set.

Author:
Paul Smith, Ceki Gülcü

Method Summary
 void format(LoggingEvent event, StringBuffer toAppendTo)
          Formats an event into a string buffer.
static PropertiesPatternConverter newInstance(String[] options)
          Obtains an instance of PropertiesPatternConverter.
 
Methods inherited from class org.apache.log4j.pattern.LoggingEventPatternConverter
format, handlesThrowable
 
Methods inherited from class org.apache.log4j.pattern.PatternConverter
getName, getStyleClass
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Method Detail

newInstance

public static PropertiesPatternConverter newInstance(String[] options)
Obtains an instance of PropertiesPatternConverter.

Parameters:
options - options, may be null or first element contains name of property to format.
Returns:
instance of PropertiesPatternConverter.

format

public void format(LoggingEvent event,
                   StringBuffer toAppendTo)
Formats an event into a string buffer.

Specified by:
format in class LoggingEventPatternConverter
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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