<style>
/* Changing the layout to use less space for mobiles */
@media screen and (max-device-width: 480px), screen and (-webkit-min-device-pixel-ratio: 2) {
    #email-body { min-width: 30em !important; }
    #email-page { padding: 8px !important; }
    #email-banner { padding: 8px 8px 0 8px !important; }
    #email-avatar { margin: 1px 8px 8px 0 !important; padding: 0 !important; }
    #email-fields { padding: 0 8px 8px 8px !important; }
    #email-gutter { width: 0 !important; }
}
</style>
<div id="email-body">
<table id="email-wrap" align="center" border="0" cellpadding="0" cellspacing="0" style="background-color:#f0f0f0;color:#000000;width:100%;">
    <tr valign="top">
        <td id="email-page" style="padding:16px !important;">
            <table align="center" border="0" cellpadding="0" cellspacing="0" style="background-color:#ffffff;border:1px solid #bbbbbb;color:#000000;width:100%;">
                <tr valign="top">
                    <td bgcolor="#003366" style="background-color:#003366;color:#ffffff;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;line-height:1;"><img src="http://jira.qos.ch/s/en_USb9v8he-418945332/850/25/_/jira-logo-scaled.png" alt="" style="vertical-align:top;" /></td>
                </tr><tr valign="top">
    <td id="email-banner" style="padding:32px 32px 0 32px;">
        
                
        
        
            <table align="left" border="0" cellpadding="0" cellspacing="0" width="100%" style="width:100%;">
    <tr valign="top">
        <td style="color:#505050;font-family:Arial,FreeSans,Helvetica,sans-serif;padding:0;">
                                        <img id="email-avatar" src="http://jira.qos.ch/secure/useravatar?avatarId=10122" alt="" height="48" width="48" border="0" align="left" style="padding:0;margin: 0 16px 16px 0;" />
                        <div id="email-action" style="padding: 0 0 8px 0;font-size:12px;line-height:18px;">
                                    <a class="user-hover" rel="danbst" id="email_danbst" href="http://jira.qos.ch/secure/ViewProfile.jspa?name=danbst" style="color:#326ca6;">Daniel Hlynskyi</a>
     created <img src="http://jira.qos.ch/images/icons/issuetypes/bug.png" height="16" width="16" border="0" align="absmiddle" alt="Bug"> <a style='color:#326ca6;text-decoration:none;' href='http://jira.qos.ch/browse/LOGBACK-995'>LOGBACK-995</a>
            </div>
                        <div id="email-summary" style="font-size:16px;line-height:20px;padding:2px 0 16px 0;">
                <a style='color:#326ca6;text-decoration:none;' href='http://jira.qos.ch/browse/LOGBACK-995'><strong>Standalone rollover gets exception</strong></a>
            </div>
                    </td>
    </tr>
</table>
    </td>
</tr>
<tr valign="top">
    <td id="email-fields" style="padding:0 32px 32px 32px;">
        <table border="0" cellpadding="0" cellspacing="0" style="padding:0;text-align:left;width:100%;" width="100%">
            <tr valign="top">
                <td id="email-gutter" style="width:64px;white-space:nowrap;"></td>
                <td>
                    <table border="0" cellpadding="0" cellspacing="0" width="100%">
                        <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Issue Type:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
                <img src="http://jira.qos.ch/images/icons/issuetypes/bug.png" height="16" width="16" border="0" align="absmiddle" alt="Bug">        Bug
    </td>
</tr>                        <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Affects Versions:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
                    1.1.2            </td>
</tr>
                        <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Assignee:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
                                        <a class="user-hover" rel="logback-dev@qos.ch" id="email_logback-dev@qos.ch" href="http://jira.qos.ch/secure/ViewProfile.jspa?name=logback-dev%40qos.ch" style="color:#326ca6;">Logback dev list</a>
                </td>
</tr>                                                <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Components:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
                    logback-classic,                     logback-core            </td>
</tr>
                        <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Created:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
        14/Jul/14 3:50 PM
    </td>
</tr>                        <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Description:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
        <p style='margin-top:0;margin-bottom:10px;'>I want to do log rollover on application start. I'm using this code:</p>

<div class="code panel" style="border-style: solid;border-width: 1px;"><div class="codeHeader panelHeader" style="border-bottom-width: 1px;border-bottom-style: solid;"><b>Bar.java</b></div><div class="codeContent panelContent">
<pre class="code-java">
JoranConfigurator configurator = <span class="code-keyword">new</span> JoranConfigurator();
configurator.setContext(context);
context.reset();
configurator.doConfigure(u);
@SuppressWarnings({ <span class="code-quote">"rawtypes"</span>, <span class="code-quote">"unchecked"</span> })
HashMap<<span class="code-object">String</span>, Appender<?>> appenderBag = (HashMap) configurator
                 .getInterpretationContext()
                 .getObjectMap().get(ActionConst.APPENDER_BAG);
<span class="code-keyword">for</span> (Appender<?> a : appenderBag.values()) {
        <span class="code-object">System</span>.out.println(<span class="code-quote">"Rolling file <span class="code-keyword">for</span> "</span> + a.getName());
        <span class="code-keyword">if</span> (a <span class="code-keyword">instanceof</span> RollingFileAppender) {
                <span class="code-object">System</span>.out.println(<span class="code-quote">"really Rolling file <span class="code-keyword">for</span> "</span> + a.getName());
                <span class="code-keyword">try</span> {
                        ((RollingFileAppender<?>)a).rollover();
                } <span class="code-keyword">catch</span> (Exception e) {
                        e.printStackTrace();
                }
        }
}
</pre>
</div></div>

<p style='margin-top:0;margin-bottom:10px;'>I get this exception:</p>

<div class="code panel" style="border-style: solid;border-width: 1px;"><div class="codeHeader panelHeader" style="border-bottom-width: 1px;border-bottom-style: solid;"><b>Bar.java</b></div><div class="codeContent panelContent">
<pre class="code-java">
java.lang.NullPointerException
        at ch.qos.logback.core.rolling.helper.FileFilterUtil.afterLastSlash(FileFilterUtil.java:46)
        at ch.qos.logback.core.rolling.TimeBasedRollingPolicy.rollover(TimeBasedRollingPolicy.java:149)
        at ch.qos.logback.core.rolling.RollingFileAppender.attemptRollover(RollingFileAppender.java:158)
        at ch.qos.logback.core.rolling.RollingFileAppender.rollover(RollingFileAppender.java:137)
        at config.log.LoggerUtils.loadLoggingConfig(LoggerUtils.java:73)
        at config.ProjectContextListener.contextInitialized(ProjectContextListener.java:52)
        at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4973)
        at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5467)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
        at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
        at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:632)
        at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:672)
        at org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1862)
        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
        at java.util.concurrent.FutureTask.run(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
        at java.lang.<span class="code-object">Thread</span>.run(Unknown Source)
</pre>
</div></div>

<p style='margin-top:0;margin-bottom:10px;'>When rollover happens on it's own (as defined in .xml file) everything is OK. I think this is a bug</p>

<p style='margin-top:0;margin-bottom:10px;'>My XML:</p>

<div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent">
<pre class="code-xml">
  <span class="code-tag"><appender name=<span class="code-quote">"warnings-to-file"</span> class=<span class="code-quote">"ch.qos.logback.core.rolling.RollingFileAppender"</span>></span>
    <span class="code-tag"><filter class=<span class="code-quote">"config.log.ActionMarkerFilter"</span>></span>
      <span class="code-tag"><OnMatch></span>DENY<span class="code-tag"></OnMatch></span>
      <span class="code-tag"><OnMismatch></span>NEUTRAL<span class="code-tag"></OnMismatch></span>
    <span class="code-tag"></filter></span>
    <span class="code-tag"><filter class=<span class="code-quote">"config.log.TimingMarkerFilter"</span>></span>
      <span class="code-tag"><OnMatch></span>DENY<span class="code-tag"></OnMatch></span>
      <span class="code-tag"><OnMismatch></span>NEUTRAL<span class="code-tag"></OnMismatch></span>
    <span class="code-tag"></filter></span>
    <span class="code-tag"><file></span>${LOG_PATH}/warnings.log<span class="code-tag"></file></span>
    <span class="code-tag"><encoder></span>
        <span class="code-tag"><pattern></span>%d{HH:mm:ss} %-4level        %msg%n<span class="code-tag"></pattern></span>
    <span class="code-tag"></encoder></span>
    <span class="code-tag"><rollingPolicy class=<span class="code-quote">"ch.qos.logback.core.rolling.TimeBasedRollingPolicy"</span>></span>
        <span class="code-tag"><fileNamePattern></span>${LOG_PATH}/warnings-%d{yyyy-MM-dd}.%i.log<span class="code-tag"></fileNamePattern></span>
        <span class="code-tag"><timeBasedFileNamingAndTriggeringPolicy class=<span class="code-quote">"ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP"</span>></span>
            <span class="code-tag"><maxFileSize></span>100MB<span class="code-tag"></maxFileSize></span>
            <span class="code-tag"><elapsedPeriodsFileName></span>warnings.log<span class="code-tag"></elapsedPeriodsFileName></span>
        <span class="code-tag"></timeBasedFileNamingAndTriggeringPolicy></span>
    <span class="code-tag"></rollingPolicy></span>
  <span class="code-tag"></appender></span>
</pre>
</div></div>
    </td>
</tr>
                                                <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Environment:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
        <p style='margin-top:0;margin-bottom:10px;'>Windows 7 x64, Tomcat 7</p>
    </td>
</tr>
                                                <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Project:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
        <a style="color:#326ca6;" href="http://jira.qos.ch/browse/LOGBACK">logback</a>
    </td>
</tr>                        <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Labels:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
                    rollingFileappender
            </td>
</tr>
                        <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Priority:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
                        <img src="http://jira.qos.ch/images/icons/priorities/major.png" height="16" width="16" border="0" align="absmiddle" alt="Major">                Major
    </td>
</tr>
                        <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Reporter:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
                                        <a class="user-hover" rel="danbst" id="email_danbst" href="http://jira.qos.ch/secure/ViewProfile.jspa?name=danbst" style="color:#326ca6;">Daniel Hlynskyi</a>
                </td>
</tr>                                                                    </table>
                </td>
            </tr>
        </table>
    </td>
</tr>













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</table><!-- End #email-wrap -->
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