Skip navigation links


This document lists changes made to the NetBeans JavaHelp module APIs. Please ask on the mailing list if you have any questions.

Index of APIs

Incompatible changes by date

Fuller descriptions of all changes can be found below (follow links).

Not all deprecations are listed here, assuming that the deprecated APIs continue to essentially work. For a full deprecation list, please consult the Javadoc.

All changes by date

Changes by version

These API specification versions may be used to indicate that a module requires a certain API feature in order to function. For example, if you see here a feature you need which is labelled 1.20, your manifest should contain in its main attributes the line:

OpenIDE-Module-Module-Dependencies: org.netbeans.modules.javahelp/1 > 1.20

Changes by affected class



Details of all changes by API and date

JavaHelp module APIs

Added class HelpUtils

Aug 19 '13; API spec. version: 2.34; affected top-level classes: HelpUtils; made by: jhavlin; issues: #234144

Provide a method for merging of a custom HelpSet object to the master helpset.

Added @HelpSetRegistration

Nov 8 '10; API spec. version: 2.20; affected top-level classes: HelpSetRegistration; made by: jglick; issues: #191452

There is a new annotation to make it easier to register help sets.


Modules registering help sets in their XML layers are encouraged to migrate to the new annotation. Delete the <helpsetref> file from your layer, move your help set files into the project's regular source/resource root, remove OpenIDE-Module-Requires: org.netbeans.api.javahelp.Help from your module's manifest, add a direct dependency on this module, and add a with the annotation. For Ant-based module projects, javahelp.base and javahelp.hs can also be removed from

object tag was added to invoke default IDE HTML Browser to correctly display external links

May 5 '04; API spec. version: 2.3; made by: mslama; issues: #27892

Object tag can be used in HTML content to show external link in default IDE HTML browser.