Log4j log configuration details

### set log levels ###
log4j.rootLogger = debug , stdout , D , E


### output to console ###
log4j.appender.stdout = org.apache.log4j.ConsoleAppender
log4j.appender.stdout.Target = System.out
log4j.appender.stdout.layout = org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern = %d{ABSOLUTE} %5p %c{ 1 }:%L - %m%n


# ### Output to log file ###
#log4j.appender.D = org.apache.log4j.DailyRollingFileAppender
#log4j.appender.D.File = logs/log.log
#log4j.appender.D.Append = true
#log4j .appender.D.Threshold = DEBUG ## Output logs above DEBUG level
#log4j.appender.D.layout = org.apache.log4j.PatternLayout
#log4j.appender.D.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss} [ %t:%r ] - [ %p ] %m%n
#
#### Save exception information to separate file ###
#log4j.appender.D = org.apache.log4j.DailyRollingFileAppender
#log4j.appender.D.File = logs/error.log ## exception log filename
#log4j.appender.D.Append = true
#log4j.appender.D.Threshold = ERROR ## Only output logs above ERROR level!!!
#log4j.appender.D.layout = org.apache.log4j.PatternLayout
#log4j.appender.D.layout.ConversionPattern = % -d{yyyy-MM-dd HH:mm:ss} [ %t:%r ] - [ %p ] %m%n