Writing a simple custom field

In this recipe, we will see how to write a new custom field type. Once created, we can create a number of custom fields of this type on our JIRA instance that can then be used to capture information on the issues.

New custom field types are created with the help of the customfield-type module. The following are the key attributes supported:

Name	Description
key	This should be unique within the plugin
class	Must implement the com.atlassian.jira.issue.customfields.CustomFieldType interface
i18n-name-key	The localization key for the human-readable name of the plugin module
name	Human-readable name of the web resource

The following are the key elements supported:

Name	Description
description	Description of the custom field type.
resource type="velocity"	Velocity templates for the custom field views.
valid-searcher	From JIRA 5.2, you can define a searcher in the custom field definition itself. This element is most useful when we have...