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https://issues.apache.org/jira/browse/LOG4J2-1521?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15728300#comment-15728300
]
Johno Crawford commented on LOG4J2-1521:
----------------------------------------
[~rem...@yahoo.com] let me know if you require anything further.
> StringIndexOutOfBoundsException thrown when rolling logs
> --------------------------------------------------------
>
> Key: LOG4J2-1521
> URL: https://issues.apache.org/jira/browse/LOG4J2-1521
> Project: Log4j 2
> Issue Type: Bug
> Components: Core
> Affects Versions: 2.6.2
> Environment: Windows 10 Pro 64-bit (10.0, Build 14393)
> (14393.rs1_release.160715-1616)
> java version "1.8.0_73"
> Java(TM) SE Runtime Environment (build 1.8.0_73-b02)
> Java HotSpot(TM) 64-Bit Server VM (build 25.73-b02, mixed mode)
> Reporter: Johno Crawford
> Fix For: 2.8
>
>
> When prototyping with log4j I ran into an issue with rolling log files.
> {noformat}
> 2016-08-16 08:26:25,304 main ERROR An exception occurred processing Appender
> TABLE1-appender java.lang.StringIndexOutOfBoundsException: String index out
> of range: -1
> at
> java.lang.AbstractStringBuilder.setCharAt(AbstractStringBuilder.java:380)
> at java.lang.StringBuilder.setCharAt(StringBuilder.java:76)
> at
> org.apache.logging.log4j.core.util.datetime.FastDatePrinter$PaddedNumberField.appendTo(FastDatePrinter.java:895)
> at
> org.apache.logging.log4j.core.util.datetime.FastDatePrinter$PaddedNumberField.appendTo(FastDatePrinter.java:880)
> at
> org.apache.logging.log4j.core.util.datetime.FastDatePrinter.applyRules(FastDatePrinter.java:479)
> at
> org.apache.logging.log4j.core.util.datetime.FastDatePrinter.format(FastDatePrinter.java:454)
> at
> org.apache.logging.log4j.core.util.datetime.FastDatePrinter.format(FastDatePrinter.java:442)
> at
> org.apache.logging.log4j.core.util.datetime.FastDateFormat.format(FastDateFormat.java:427)
> at
> org.apache.logging.log4j.core.pattern.DatePatternConverter$PatternFormatter.formatToBuffer(DatePatternConverter.java:70)
> at
> org.apache.logging.log4j.core.pattern.DatePatternConverter.formatWithoutAllocation(DatePatternConverter.java:259)
> at
> org.apache.logging.log4j.core.pattern.DatePatternConverter.format(DatePatternConverter.java:251)
> at
> org.apache.logging.log4j.core.pattern.DatePatternConverter.format(DatePatternConverter.java:238)
> at
> org.apache.logging.log4j.core.pattern.DatePatternConverter.format(DatePatternConverter.java:290)
> at
> org.apache.logging.log4j.core.pattern.DatePatternConverter.format(DatePatternConverter.java:299)
> at
> org.apache.logging.log4j.core.appender.rolling.PatternProcessor.formatFileName(PatternProcessor.java:248)
> at
> org.apache.logging.log4j.core.appender.rolling.PatternProcessor.formatFileName(PatternProcessor.java:233)
> at
> org.apache.logging.log4j.core.appender.rolling.DefaultRolloverStrategy.purgeAscending(DefaultRolloverStrategy.java:323)
> at
> org.apache.logging.log4j.core.appender.rolling.DefaultRolloverStrategy.purge(DefaultRolloverStrategy.java:306)
> at
> org.apache.logging.log4j.core.appender.rolling.DefaultRolloverStrategy.rollover(DefaultRolloverStrategy.java:524)
> at
> org.apache.logging.log4j.core.appender.rolling.RollingFileManager.rollover(RollingFileManager.java:220)
> at
> org.apache.logging.log4j.core.appender.rolling.RollingFileManager.rollover(RollingFileManager.java:155)
> at
> org.apache.logging.log4j.core.appender.rolling.RollingFileManager.checkRollover(RollingFileManager.java:150)
> at
> org.apache.logging.log4j.core.appender.RollingFileAppender.append(RollingFileAppender.java:85)
> at
> org.apache.logging.log4j.core.config.AppenderControl.tryCallAppender(AppenderControl.java:155)
> at
> org.apache.logging.log4j.core.config.AppenderControl.callAppender0(AppenderControl.java:128)
> at
> org.apache.logging.log4j.core.config.AppenderControl.callAppenderPreventRecursion(AppenderControl.java:119)
> at
> org.apache.logging.log4j.core.config.AppenderControl.callAppender(AppenderControl.java:84)
> at
> org.apache.logging.log4j.core.config.LoggerConfig.callAppenders(LoggerConfig.java:390)
> at
> org.apache.logging.log4j.core.config.LoggerConfig.processLogEvent(LoggerConfig.java:375)
> at
> org.apache.logging.log4j.core.config.LoggerConfig.log(LoggerConfig.java:359)
> at
> org.apache.logging.log4j.core.config.LoggerConfig.log(LoggerConfig.java:349)
> at
> org.apache.logging.log4j.core.config.AwaitCompletionReliabilityStrategy.log(AwaitCompletionReliabilityStrategy.java:63)
> at org.apache.logging.log4j.core.Logger.logMessage(Logger.java:146)
> at
> org.apache.logging.log4j.spi.AbstractLogger.logMessage(AbstractLogger.java:1988)
> at
> org.apache.logging.log4j.spi.AbstractLogger.logIfEnabled(AbstractLogger.java:1960)
> at
> org.apache.logging.log4j.spi.AbstractLogger.info(AbstractLogger.java:1297)
> at Main.main(Main.java:60)
> {noformat}
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