Setup a synchronization between two projects where issues are flowing from project A on the Left instance to project ACME on the Right instance.
Customfields on the right instance are kept up to date allowing to search for issues which have been marked as completed.
No information is sent back except for the summary.

 Instance LEFTInstance Right
Data Filter

 # Send over all the details of the project
replica.key           = issue.key
replica.assignee      = issue.assignee  
replica.reporter      = issue.reporter
replica.summary       = issue.summary
replica.description   = issue.description
replica.comments      = issue.comments
replica.resolution    = issue.resolution
replica.status        = issue.status
replica.project       = issue.project

# Send over the summary and key as partner wants to show the link
replica.summary = issue.summary
replica.key = issue.key

Create Filter

// ignore incoming requests

# Setup the issue - specify what the project, issuetype and summary is
issue.project     = nodeHelper.getProject("ACME")
issue.issueType   = nodeHelper.getIssueType("Task")
issue.summary     = replica.summary
issue.description = replica.description
issue.reporter    = nodeHelper.getUser("kspacey")
# populate a number of custom fields allowing to do some searches

issue.customFields."Remote Reporter" = nodeHelper.getCustomField("Remote Reporter")
issue.customFields."Remote Reporter".value = replica.reporter.displayName

issue.customFields."Remote Key" = nodeHelper.getCustomField("Remote Key")
issue.customFields."Remote Key".value = replica.key

issue.customFields."Remote Status" = nodeHelper.getCustomField("Remote Status")
issue.customFields."Remote Status".value =

issue.customFields."Remote Assignee" = nodeHelper.getCustomField("Remote Assignee")
issue.customFields."Remote Assignee".value = replica.assignee.displayName

Change Filter

// ignore incoming requests 

# Just update the customfields
issue.customFields."Remote Status".value =
issue.customFields."Remote Assignee".value = replica.assignee.displayName