Web アプリケーションのルートがプラグイン・ディレクトリーであるということが前提となります。
<!ATTLIST extension
point CDATA #REQUIRED
id CDATA #IMPLIED
name CDATA #IMPLIED>
<!ELEMENT webapp EMPTY>
<!ATTLIST webapp
default (true | false) "false">
<extension point="org.eclipse.help.base.webapp">
<webapp default="true" />
</extension>
Copyright (c) 2000, 2003 IBM Corporation and others.
All rights reserved.
This program and the accompanying materials are made
available under the terms of the Eclipse Public License v1.0 which
accompanies this distribution, and is available at
http://www.eclipse.org/legal/epl-v10.html