Packages available to OSGi plugins

Below are the Java packages exposed by Confluence. All of them, along with their sub-packages, are available to OSGi plugins running in the Atlassian Plugin Framework.

com.atlassian*
com.sun*
com.thoughtworks.xstream*
bucket*
net.sf.cglib*
net.sf.hibernate*
com.opensymphony.*
org.apache*
org.xml.*
javax.*
org.w3c.*
org.dom4j*
org.quartz*
org.bouncycastle*

Inside the application, this list is configured as a parameter to the packageScanningConfiguration component in the pluginServiceContext.xml file. The XML file is in the services folder within the confluence/WEB-INF/lib/confluence-x.x.x.jar.

Converting a Plugin to Plugin Framework 2
Writing Confluence Plugins