com.atlassian.plugin.servlet
Class DefaultServletModuleManager

java.lang.Object
  com.atlassian.plugin.servlet.DefaultServletModuleManager

All Implemented Interfaces:

ServletModuleManager

Direct Known Subclasses:

SpringServletModuleManager

public class DefaultServletModuleManager
extends java.lang.Object
implements ServletModuleManager

A simple servletModuleManager to track and retrieve the loaded servlet plugin modules.

Since:

2.1.0

Constructor Summary

DefaultServletModuleManager(PluginEventManager pluginEventManager)
Creates the servlet module manager, but assumes you will be calling ServletContextServletModuleManagerAccessor.setServletModuleManager(javax.servlet.ServletContext, ServletModuleManager) yourself if you don't extend the dispatching servlet and filter classes to provide the servlet module manager instance.

DefaultServletModuleManager(PluginEventManager pluginEventManager, PathMapper servletPathMapper, PathMapper filterPathMapper)
Creates the servlet module manager, but assumes you will be calling ServletContextServletModuleManagerAccessor.setServletModuleManager(javax.servlet.ServletContext, ServletModuleManager) yourself if you don't extend the dispatching servlet and filter classes to provide the servlet module manager instance.

DefaultServletModuleManager(javax.servlet.ServletContext servletContext, PluginEventManager pluginEventManager)
Constructor that sets itself in the servlet context for later use in dispatching servlets and filters.

Method Summary

void	addFilterModule(ServletFilterModuleDescriptor descriptor) Register a new filter plugin module.
void	addServletModule(ServletModuleDescriptor descriptor) Register a new servlet plugin module.
java.lang.Iterable<javax.servlet.Filter>	getFilters(FilterLocation location, java.lang.String path, javax.servlet.FilterConfig filterConfig) Returns the filters that have been registered to filter requests at the specified path matching the location in the filter stack.
javax.servlet.http.HttpServlet	getServlet(java.lang.String path, javax.servlet.ServletConfig servletConfig) Return an instance of the HttpServlet that should be used to serve content matching the provided url path.
void	onPluginDisabled(PluginDisabledEvent event) Call the plugins servlet context listeners contextDestroyed methods and cleanup any servlet contexts that are associated with the plugin that was disabled.
void	removeFilterModule(ServletFilterModuleDescriptor descriptor) Remove a previously registered filter plugin module.
void	removeServletModule(ServletModuleDescriptor descriptor) Remove a previously registered servlet plugin module.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DefaultServletModuleManager

public DefaultServletModuleManager(javax.servlet.ServletContext servletContext,
                                   PluginEventManager pluginEventManager)

Constructor that sets itself in the servlet context for later use in dispatching servlets and filters.

Parameters:

servletContext - The servlet context to store itself in

pluginEventManager - The plugin event manager

Since:

2.2.0

DefaultServletModuleManager

public DefaultServletModuleManager(PluginEventManager pluginEventManager)

Creates the servlet module manager, but assumes you will be calling ServletContextServletModuleManagerAccessor.setServletModuleManager(javax.servlet.ServletContext, ServletModuleManager) yourself if you don't extend the dispatching servlet and filter classes to provide the servlet module manager instance.

Parameters:

pluginEventManager - The plugin event manager

DefaultServletModuleManager

public DefaultServletModuleManager(PluginEventManager pluginEventManager,
                                   PathMapper servletPathMapper,
                                   PathMapper filterPathMapper)

Creates the servlet module manager, but assumes you will be calling ServletContextServletModuleManagerAccessor.setServletModuleManager(javax.servlet.ServletContext, ServletModuleManager) yourself if you don't extend the dispatching servlet and filter classes to provide the servlet module manager instance.

Parameters:

pluginEventManager - The plugin event manager

servletPathMapper - The path mapper used for mapping servlets to paths

filterPathMapper - The path mapper used for mapping filters to paths

Method Detail

addServletModule

public void addServletModule(ServletModuleDescriptor descriptor)

Description copied from interface: ServletModuleManager

Register a new servlet plugin module.

Specified by:

addServletModule in interface ServletModuleManager

Parameters:

descriptor - Details of what the servlet class is and the path it should serve.

getServlet

public javax.servlet.http.HttpServlet getServlet(java.lang.String path,
                                                 javax.servlet.ServletConfig servletConfig)
                                          throws javax.servlet.ServletException

Description copied from interface: ServletModuleManager

Return an instance of the HttpServlet that should be used to serve content matching the provided url path.

Specified by:

getServlet in interface ServletModuleManager

Parameters:

path - Path of the incoming request to serve.

servletConfig - ServletConfig given to the delegating servlet.

Returns:

HttpServlet that has been registered to serve up content matching the passed in path.

Throws:

javax.servlet.ServletException - Thrown if there is a problem initializing the servlet to be returned.

removeServletModule

public void removeServletModule(ServletModuleDescriptor descriptor)

Description copied from interface: ServletModuleManager

Remove a previously registered servlet plugin module. Requests that come in on the path described in the descriptor will no longer be served.

Specified by:

removeServletModule in interface ServletModuleManager

Parameters:

descriptor - Details of what servlet module to remove.

addFilterModule

public void addFilterModule(ServletFilterModuleDescriptor descriptor)

Description copied from interface: ServletModuleManager

Register a new filter plugin module.

Specified by:

addFilterModule in interface ServletModuleManager

Parameters:

descriptor - Details of what the filter class is and the path it should serve.

getFilters

public java.lang.Iterable<javax.servlet.Filter> getFilters(FilterLocation location,
                                                           java.lang.String path,
                                                           javax.servlet.FilterConfig filterConfig)
                                                    throws javax.servlet.ServletException

Description copied from interface: ServletModuleManager

Returns the filters that have been registered to filter requests at the specified path matching the location in the filter stack.

Specified by:

getFilters in interface ServletModuleManager

Parameters:

location - Place in the applications filter stack the filters should be applied.

path - Path of the incoming request to filter.

filterConfig - FilterConfig given to the delegating filter.

Returns:

List of filters to be applied, already sorted by weight

Throws:

javax.servlet.ServletException - Thrown if there is a problem initializing one of the filters to apply.

removeFilterModule

public void removeFilterModule(ServletFilterModuleDescriptor descriptor)

Description copied from interface: ServletModuleManager

Remove a previously registered filter plugin module. Requests that come in on the path described in the descriptor will no longer be served.

Specified by:

removeFilterModule in interface ServletModuleManager

Parameters:

descriptor - Details of what filter module to remove.

onPluginDisabled

public void onPluginDisabled(PluginDisabledEvent event)

Call the plugins servlet context listeners contextDestroyed methods and cleanup any servlet contexts that are associated with the plugin that was disabled.