Page Comparison

You may need to extend an existing checklist with additional items. In those situations, you will start by retrieving the current list of Checklist Items.

def ArrayList<ChecklistItem> existingChecklistValue = (ArrayList<ChecklistItem>) issue.getCustomFieldValue(checklistCustomField);

...

checklistCustomFieldType.updateValue(checklistCustomField, event.issue, newChecklistValue);

...

Here Following is a complete example that can be used to add two items to an existing checklist:

...