Author: shane.bryzak(a)jboss.com
Date: 2008-01-30 05:58:20 -0500 (Wed, 30 Jan 2008)
New Revision: 7305
Modified:
trunk/doc/reference/en/modules/events.xml
Log:
JBSEAM-2071
Modified: trunk/doc/reference/en/modules/events.xml
===================================================================
--- trunk/doc/reference/en/modules/events.xml 2008-01-30 10:52:55 UTC (rev 7304)
+++ trunk/doc/reference/en/modules/events.xml 2008-01-30 10:58:20 UTC (rev 7305)
@@ -985,7 +985,45 @@
was actually handled by an exception handler. The outermost (wrapper)
exception is
also available, as <literal>org.jboss.seam.exception</literal>.
</para>
+
+ <sect3>
+ <title>Suppressing exception logging</title>
+
+ <para>
+ For the exception handlers defined in
<literal>pages.xml</literal>, it is possible
+ to declare the logging level at which the exception will be logged, or
to even
+ suppress the exception being logged altogether. The attributes
<literal>log</literal>
+ and <literal>logLevel</literal> can be used to control
exception logging. By setting
+ <literal>log="false"</literal> as per the
following example, then no log message will
+ be generated when the specified exception occurs:
+ </para>
+
+ <programlisting><![CDATA[ <exception
class="org.jboss.seam.security.NotLoggedInException" log="false">
+ <redirect view-id="/register.xhtml">
+ <message severity="warn">You must be a member to use this
feature</message>
+ </redirect>
+ </exception>]]></programlisting>
+
+ <para>
+ If the <literal>log</literal> attribute is not specified,
then it defaults to <literal>true</literal>
+ (i.e. the exception will be logged). Alternatively, you can specify the
<literal>logLevel</literal>
+ to control at which log level the exception will be logged:
+ </para>
+ <programlisting><![CDATA[ <exception
class="org.jboss.seam.security.NotLoggedInException"
logLevel="info">
+ <redirect view-id="/register.xhtml">
+ <message severity="warn">You must be a member to use this
feature</message>
+ </redirect>
+ </exception>]]></programlisting>
+
+ <para>
+ The acceptable values for <literal>logLevel</literal> are:
<literal>fatal, error, warn, info, debug</literal>
+ or <literal>trace</literal>. If the
<literal>logLevel</literal> is not specified, or if an invalid value is
+ configured, then it will default to
<literal>error</literal>.
+ </para>
+
+ </sect3>
+
</sect2>
<sect2>
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