org.eclipse.jst.server.core
Interfaces 
IApplicationClientModule
IConnectorModule
IEJBModule
IEnterpriseApplication
IJ2EEModule
IJavaRuntime
IJavaRuntimeWorkingCopy
IUtilityModule
IWebModule
Classes 
ClasspathRuntimeTargetHandler
EJBBean
FacetUtil
JndiLaunchable
JndiObject
PublishUtil
RuntimeClasspathProviderDelegate
ServerProfilerDelegate
Servlet