<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="vlads" id="email_vlads" href="http://jira.qos.ch/secure/ViewProfile.jspa?name=vlads" style="color:#326ca6;">Vlad Skarzhevskyy</a>
created <img src="http://jira.qos.ch/images/icons/issuetypes/improvement.png" height="16" width="16" border="0" align="absmiddle" alt="Improvement"> <a style='color:#326ca6;text-decoration:none;' href='http://jira.qos.ch/browse/LOGBACK-950'>LOGBACK-950</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-950'><strong>conversionRule to have ability to customize MessageFormatter</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/improvement.png" height="16" width="16" border="0" align="absmiddle" alt="Improvement"> Improvement
</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;">Attachments:</strong>
</td>
<td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
test-converter.zip </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 </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%;">
22/Feb/14 7:01 AM
</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;'>The target was to use function other then toString() on object that are passed to MessageFormatter. </p>
<p style='margin-top:0;margin-bottom:10px;'>Reason is the toString() will be used by business presentation and debug presentation will be different. </p>
<p style='margin-top:0;margin-bottom:10px;'>Attempt had been made to customize org.slf4j.helpers.MessageFormatter just using logback API and configuration files.</p>
<p style='margin-top:0;margin-bottom:10px;'>Example implementation attached.</p>
<p style='margin-top:0;margin-bottom:10px;'>Short code summary:</p>
<div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent">
<pre>
<conversionRule conversionWord="message" converterClass="org.sample.DebugViewMessageConverter" />
<appender name="ConsoleAppender1" class="ch.qos.logback.core.ConsoleAppender">
<encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder">
<pattern>[2]%-5level %message\n</pattern>
</encoder>
</appender>
public interface IDebugView {
public String getDebugView();
}
public class DebugViewMessageConverter extends ClassicConverter {
@Override
public String convert(ILoggingEvent event) {
Object[] argumentArray = event.getArgumentArray();
if (argumentArray != null) {
boolean hasDebugView = false;
for (int i = 0; i < argumentArray.length; i++) {
if (argumentArray[i] instanceof IDebugView) {
argumentArray[i] = ((IDebugView) argumentArray[i]).getDebugView();
hasDebugView = true;
}
}
if (hasDebugView) {
// Need to store it in Event so multiple loggers will use this message, otherwise toString() of the objects will be used in message.
LoggingEventAccess.setFormattedMessage((LoggingEvent) event, MessageFormatter.arrayFormat(event.getMessage(), argumentArray).getMessage());
}
}
return event.getFormattedMessage();
}
}
</pre>
</div></div>
<div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent">
<pre>
public class DebugObject implements IDebugView {
private final String text;
public DebugObject(String text) {
this.text = text;
}
public String getDebugView() {
return text;
}
@Override
public String toString() {
return "!!not this!!";
}
}
log.info("test message: {}", new DebugObject("print this"));
result:
INFO test message: print this
</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;">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;">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/minor.png" height="16" width="16" border="0" align="absmiddle" alt="Minor"> Minor
</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="vlads" id="email_vlads" href="http://jira.qos.ch/secure/ViewProfile.jspa?name=vlads" style="color:#326ca6;">Vlad Skarzhevskyy</a>
</td>
</tr> </table>
</td>
</tr>
</table>
</td>
</tr>
</table>
</td><!-- End #email-page -->
</tr>
<tr valign="top">
<td style="color:#505050;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:10px;line-height:14px;padding: 0 16px 16px 16px;text-align:center;">
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</td>
</tr>
</table><!-- End #email-wrap -->
</div><!-- End #email-body -->