From b99c60a115c1fdd5826f829bf5d36da11744349d Mon Sep 17 00:00:00 2001
From: Kevin Roast <kevin.roast@alfresco.com>
Date: Fri, 23 Oct 2009 09:01:41 +0000
Subject: [PATCH] Fix to unreported issue where FormImpl class was not
 correctly deserializable, it would not correctly reinitialize from serialized
 state due to a static initialisation block relying on a FacesContext being
 available.

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@17107 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
---
 source/java/org/alfresco/web/forms/FormImpl.java | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/source/java/org/alfresco/web/forms/FormImpl.java b/source/java/org/alfresco/web/forms/FormImpl.java
index 16cb5d8e85..0a7a09d152 100644
--- a/source/java/org/alfresco/web/forms/FormImpl.java
+++ b/source/java/org/alfresco/web/forms/FormImpl.java
@@ -73,12 +73,8 @@ public class FormImpl implements Form
    private transient FormsService formsService;
    private transient Map<String, RenderingEngineTemplate> renderingEngineTemplates;
 
-   private final static LinkedList<FormProcessor> PROCESSORS = new LinkedList<FormProcessor>();
+   private transient static LinkedList<FormProcessor> PROCESSORS = null;
    
-   static 
-   {
-      FormImpl.PROCESSORS.add(new XFormsProcessor());
-   }
    
    protected FormImpl(final NodeRef folderNodeRef, final FormsService formsService)
    {
@@ -255,6 +251,14 @@ public class FormImpl implements Form
 
    public List<FormProcessor> getFormProcessors()
    {
+      synchronized (FormImpl.class)
+      {
+         if (PROCESSORS == null)
+         {
+             PROCESSORS = new LinkedList<FormProcessor>();
+             PROCESSORS.add(new XFormsProcessor());
+         }
+      }
       return PROCESSORS;
    }