From 03f65a7b8b6d294cff0a6888b466e72da83fead2 Mon Sep 17 00:00:00 2001
From: Glenn Adams <gadams@apache.org>
Date: Wed, 11 Apr 2012 21:29:51 +0000
Subject: [PATCH] Bugzilla #52763: Support list-block in marker, thus
 preventing NPE.

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@1325016 13f79535-47bb-0310-9956-ffa450edef68
---
 .../fop/fo/flow/AbstractRetrieveMarker.java   | 25 ++++--
 status.xml                                    |  3 +
 .../standard-testcases/markers_9.xml          | 78 +++++++++++++++++++
 3 files changed, 100 insertions(+), 6 deletions(-)
 create mode 100644 test/layoutengine/standard-testcases/markers_9.xml

diff --git a/src/java/org/apache/fop/fo/flow/AbstractRetrieveMarker.java b/src/java/org/apache/fop/fo/flow/AbstractRetrieveMarker.java
index 51ae7441d..62c821504 100644
--- a/src/java/org/apache/fop/fo/flow/AbstractRetrieveMarker.java
+++ b/src/java/org/apache/fop/fo/flow/AbstractRetrieveMarker.java
@@ -103,17 +103,30 @@ public abstract class AbstractRetrieveMarker extends FObjMixed {
                         pList,
                         newPropertyList);
                 addChildTo(newChild, newParent);
-                if (newChild.getNameId() == FO_TABLE) {
+                switch ( newChild.getNameId() ) {
+                case FO_TABLE:
                     Table t = (Table) child;
                     cloneSubtree(t.getColumns().iterator(),
-                            newChild, marker, newPropertyList);
+                                 newChild, marker, newPropertyList);
                     cloneSingleNode(t.getTableHeader(),
-                            newChild, marker, newPropertyList);
+                                    newChild, marker, newPropertyList);
                     cloneSingleNode(t.getTableFooter(),
-                            newChild, marker, newPropertyList);
+                                    newChild, marker, newPropertyList);
+                    cloneSubtree(child.getChildNodes(),
+                                    newChild, marker, newPropertyList);
+                    break;
+                case FO_LIST_ITEM:
+                    ListItem li = (ListItem) child;
+                    cloneSingleNode(li.getLabel(),
+                                    newChild, marker, newPropertyList);
+                    cloneSingleNode(li.getBody(),
+                                    newChild, marker, newPropertyList);
+                    break;
+                default:
+                    cloneSubtree(child.getChildNodes(),
+                                    newChild, marker, newPropertyList);
+                    break;
                 }
-                cloneSubtree(child.getChildNodes(), newChild,
-                        marker, newPropertyList);
             } else if (child instanceof FOText) {
                 FOText ft = (FOText) newChild;
                 ft.bind(parentPropertyList);
diff --git a/status.xml b/status.xml
index c6b3e22f9..9cb50efbd 100644
--- a/status.xml
+++ b/status.xml
@@ -62,6 +62,9 @@
       documents. Example: the fix of marks layering will be such a case when it's done.
     -->
     <release version="FOP Trunk" date="TBD">
+      <action context="Code" dev="GA" type="fix" fixes-bug="52763">
+        Support list-block in marker, thus preventing NPE.
+      </action>
       <action context="Code" dev="GA" type="fix">
         Must use unqualified (local name) when reporting invalid child error.
       </action>
diff --git a/test/layoutengine/standard-testcases/markers_9.xml b/test/layoutengine/standard-testcases/markers_9.xml
new file mode 100644
index 000000000..65eb8bbf0
--- /dev/null
+++ b/test/layoutengine/standard-testcases/markers_9.xml
@@ -0,0 +1,78 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  Licensed to the Apache Software Foundation (ASF) under one or more
+  contributor license agreements.  See the NOTICE file distributed with
+  this work for additional information regarding copyright ownership.
+  The ASF licenses this file to You under the Apache License, Version 2.0
+  (the "License"); you may not use this file except in compliance with
+  the License.  You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+-->
+<!-- $Id$ -->
+<testcase>
+  <info>
+    <p>
+      This test checks markers containing list-block. Seel also bug 52763.
+    </p>
+  </info>
+  <fo>
+    <fo:root xmlns:fo="http://www.w3.org/1999/XSL/Format">
+      <fo:layout-master-set>
+        <fo:simple-page-master master-name="main" page-width="8.5in" page-height="11in">
+          <fo:region-body margin-top="2in" margin-bottom="2in"/>
+          <fo:region-before extent="2in"/>
+          <fo:region-after extent="2in"/>
+        </fo:simple-page-master>
+      </fo:layout-master-set>
+      <fo:page-sequence master-reference="main">
+        <fo:static-content flow-name="xsl-region-before">
+          <fo:block-container height="2in" width="8.5in" position="absolute">
+            <fo:block>
+              <fo:retrieve-marker retrieve-class-name="message"/>
+            </fo:block>
+          </fo:block-container>
+        </fo:static-content>
+        <fo:flow flow-name="xsl-region-body">
+          <fo:block>
+            <fo:marker marker-class-name="message">
+              <fo:block>
+                <fo:list-block>
+                  <fo:list-item>
+                    <fo:list-item-label>
+                      <fo:block>A</fo:block>
+                    </fo:list-item-label>
+                    <fo:list-item-body start-indent="1.0in">
+                      <fo:block>BODY A</fo:block>
+                    </fo:list-item-body>
+                  </fo:list-item>
+                  <fo:list-item>
+                    <fo:list-item-label>
+                      <fo:block>B</fo:block>
+                    </fo:list-item-label>
+                    <fo:list-item-body start-indent="1.0in">
+                      <fo:block>BODY B</fo:block>
+                    </fo:list-item-body>
+                  </fo:list-item>
+                </fo:list-block>
+              </fo:block>
+            </fo:marker>
+          </fo:block>
+        </fo:flow>
+      </fo:page-sequence>
+    </fo:root>
+  </fo>
+  <checks>
+    <eval expected="4" xpath="count(//regionBefore/descendant::lineArea)"/>
+    <eval expected="A" xpath="//regionBefore/descendant::lineArea[1]"/>
+    <eval expected="BODY A" xpath="//regionBefore/descendant::lineArea[2]"/>
+    <eval expected="B" xpath="//regionBefore/descendant::lineArea[3]"/>
+    <eval expected="BODY B" xpath="//regionBefore/descendant::lineArea[4]"/>
+  </checks>
+</testcase>
-- 
2.39.5