From portal-commits at lists.jboss.org Fri May 23 00:35:50 2008
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From: portal-commits at lists.jboss.org
To: portal-commits at lists.jboss.org
Subject: [portal-commits] JBoss Portal SVN: r10799 -
 docs/branches/JBoss_Portal_Branch_2_6/referenceGuide/en/modules.
Date: Fri, 23 May 2008 00:35:49 -0400
Message-ID: <E1JzP0P-0001cf-VH@committer01.frg.pub.inap.atl.jboss.com>

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Author: mmcallis
Date: 2008-05-23 00:35:49 -0400 (Fri, 23 May 2008)
New Revision: 10799

Modified:
   docs/branches/JBoss_Portal_Branch_2_6/referenceGuide/en/modules/errorhan=
dling.xml
Log:
8.2.1. Policy Delegation and Cascading
- revising


Modified: docs/branches/JBoss_Portal_Branch_2_6/referenceGuide/en/modules/e=
rrorhandling.xml
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
--- docs/branches/JBoss_Portal_Branch_2_6/referenceGuide/en/modules/errorha=
ndling.xml	2008-05-23 01:57:33 UTC (rev 10798)
+++ docs/branches/JBoss_Portal_Branch_2_6/referenceGuide/en/modules/errorha=
ndling.xml	2008-05-23 04:35:49 UTC (rev 10799)
@@ -44,21 +44,38 @@
       </para>
    </sect1>
    <sect1>
-      <title>Control policies</title>
-      <para>When an error occurs, the request control flow changes accordi=
ng to the configuration. The configuration
-      is also called <emphasis>control policy</emphasis>.</para>
+      <title>Control Policies</title>
+      <para>If an error occurs, the request control-flow changes according=
 to the configuration. This configuration is known as the <emphasis>control=
 policy</emphasis>.</para>
       <sect2>
-         <title>Policy delegation and cascading</title>
-         <para>Whenever a control policy is invoked it is possible to chan=
ge the response sent
-            by the control flow. If the control policy ignores the error t=
hen the next policy will handle the error
-            at this turn. However if the control policy decides to provide=
 a new response then the next policy
-            will not be invoked since the new response will not be of type=
 error. For instance, if a portlet part of a
-            page produces an exception, the following reactions are possib=
le:
+         <title>Policy Delegation and Cascading</title>
+         <para>
+		 When the control policy is invoked, the response sent by the control fl=
ow can be changed. If the control policy ignores the error, the error is ha=
ndled by the next policy. If the control policy provides a new response, th=
e next policy is not invoked, since the new response will not be an error.
+	 </para>
+	 <para>
+		 If a portlet in a page produces an exception, the following reactions a=
re possible:
+	 </para>
+	 <para>
             <itemizedlist>
-               <listitem>The error is displayed in the window</listitem>
-               <listitem>The window is removed from the aggregation</listi=
tem>
-               <listitem>An portal error page is displayed</listitem>
-               <listitem>An HTTP 500 error response is sent to the browser=
</listitem>
+               <listitem>
+		       <para>
+			       the error is displayed in the window.
+		       </para>
+	       </listitem>
+               <listitem>
+		       <para>
+			       the window is removed from the aggregation.
+		       </para>
+	       </listitem>
+               <listitem>
+		       <para>
+			       a portal error page is displayed.
+		       </para>
+	       </listitem>
+               <listitem>
+		       <para>
+			       a HTTP 500 error response is sent to the Web browser.
+		       </para>
+	       </listitem>
             </itemizedlist>
          </para>
       </sect2>


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