How Dry run functionality is implemented

[#1]

I am looking to know how dry run functionality in CQ5 is implemented. If I have to implement custom dry run, how to do that.

[#2 · Accepted solution]

Assuming you are asking for tree activation for details look [1]. Basically iterates through all the nodes, adopt to page & assets to get lastmodified date and also get replicationstatus. 

[1]   /libs/cq/replication/components/treeactivation/POST.jsp

[#3]

Thanks Sham.