## Uses of Interface
org.apache.turbine.pipeline.PipelineData

- Packages that use PipelineData
  Package | Description
  --- | ---
  org.apache.turbine | Turbine Servlet and Constants.
  org.apache.turbine.modules | Modules (Action, Screen, Layout, Navigation, Page) classes for the Turbine view.
  org.apache.turbine.modules.actions | Action class implementations.
  org.apache.turbine.modules.actions.sessionvalidator | Session validator classes to be used with Turbine apps that use security.
  org.apache.turbine.modules.layouts | Layout class implementations.
  org.apache.turbine.modules.navigations | Navigation class implementations.
  org.apache.turbine.modules.pages | Page class implementations.
  org.apache.turbine.modules.screens | Screen class implementations.
  org.apache.turbine.modules.screens.error | Error Screen classes.
  org.apache.turbine.pipeline | The Turbine processing pipeline is modelled after the pipeline found in Tomcat 4.0.1 (Catalina), and after the module architecture found in Apache httpd.
  org.apache.turbine.services | Contains the Service framework for Turbine.
  org.apache.turbine.services.jsp | JSP Service is used to provide Turbine with a Java Server page (JSP) based view.
  org.apache.turbine.services.pull | Provides application tools that are put into the context of a template view.
  org.apache.turbine.services.rundata | Rundata Service provides a factory for the request cycle data objects.
  org.apache.turbine.services.template | Template Service maps template references to a view service and a template name.
  org.apache.turbine.services.velocity | Velocity Service is used to provide Turbine with a Velocity based view.
  org.apache.turbine.util | Various utilities used in Turbine and for Turbine based applications.
  org.apache.turbine.util.velocity | Velocity related utility code.

- - ### Uses of PipelineData in org.apache.turbine

    Methods in org.apache.turbine with parameters of type PipelineData
    Modifier and Type | Method and Description
    --- | ---
    `protected void` | Turbine.`handleException(PipelineData pipelineData, HttpServletResponse res, Throwable t)` This method is about making sure that we catch and display errors to the screen in one fashion or another.
    `void` | Turbine.`init(PipelineData data)` Initializes the services which need `PipelineData` to initialize themselves (post startup).
    `static void` | Turbine.`saveServletInfo(PipelineData data)` Save some information about this servlet so that it can be utilized by object instances that do not have direct access to PipelineData.

  - ### Uses of PipelineData in org.apache.turbine.modules

    Methods in org.apache.turbine.modules with parameters of type PipelineData
    Modifier and Type | Method and Description
    --- | ---
    `protected String` | Screen.`build(PipelineData pipelineData)` Subclasses can override this method to add additional functionality.
    `protected void` | Page.`build(PipelineData pipelineData)` Subclasses can override this method to add additional functionality.
    `protected String` | Navigation.`build(PipelineData pipelineData)` Subclasses can override this method to add additional functionality.
    `protected void` | Layout.`build(PipelineData pipelineData)` Subclasses can override this method to add additional functionality.
    `protected abstract String` | Screen.`doBuild(PipelineData pipelineData)` A subclass must override this method to build itself.
    `protected abstract void` | Page.`doBuild(PipelineData pipelineData)` A subclass must override this method to build itself.
    `protected abstract String` | Navigation.`doBuild(PipelineData pipelineData)` A subclass must override this method to build itself.
    `protected abstract void` | Layout.`doBuild(PipelineData pipelineData)` A subclass must override this method to perform itself.
    `void` | ActionEvent.`doPerform(PipelineData pipelineData)` This overrides the default Action.doPerform() to execute the doEvent() method.
    `abstract void` | Action.`doPerform(PipelineData pipelineData)` A subclass must override this method to perform itself.
    `String` | ScreenLoader.`eval(PipelineData pipelineData, String name)` Attempts to load and execute the external Screen.
    `String` | NavigationLoader.`eval(PipelineData pipelineData, String name)` Attempts to load and execute the external Navigation.
    `void` | ScreenLoader.`exec(PipelineData pipelineData, String name)` Attempts to load and execute the Screen.
    `void` | ScheduledJobLoader.`exec(PipelineData pipelineData, String name)` Deprecated.
    `void` | PageLoader.`exec(PipelineData pipelineData, String name)` Attempts to load and execute the external page.
    `void` | NavigationLoader.`exec(PipelineData pipelineData, String name)` Attempts to load and execute the external Navigation.
    `void` | LayoutLoader.`exec(PipelineData pipelineData, String name)` Attempts to load and execute the external layout.
    `abstract void` | GenericLoader.`exec(PipelineData pipelineData, String name)` Attempts to load and execute the external action that has been set.
    `void` | ActionLoader.`exec(PipelineData pipelineData, String name)` Attempts to load and execute the external action.
    `String` | Screen.`getLayout(PipelineData pipelineData)` If the Layout has not been defined by the Screen then set the layout to be "DefaultLayout".
    `RunData` | Assembler.`getRunData(PipelineData pipelineData)` This can go once RunData is replaced...
    `protected void` | Action.`perform(PipelineData pipelineData)` Subclasses can override this method to add additional functionality.
    `void` | Screen.`setLayout(PipelineData pipelineData, String layout)` Set the layout for a Screen.

  - ### Uses of PipelineData in org.apache.turbine.modules.actions

    Methods in org.apache.turbine.modules.actions with parameters of type PipelineData
    Modifier and Type | Method and Description
    --- | ---
    `void` | LogoutUser.`doPerform(PipelineData pipelineData)` Clears the PipelineData user object back to an anonymous status not logged in, and with a null ACL.
    `void` | LoginUser.`doPerform(PipelineData pipelineData)` Updates the user's LastLogin timestamp, sets their state to "logged in" and calls RunData.setUser() .
    `void` | LegacyVelocityAction.`doPerform(PipelineData pipelineData)` Deprecated. This overrides the default Action.doPerform() to execute the doEvent() method.
    `void` | InitContextsAction.`doPerform(PipelineData pipelineData)` This action will place the contexts defined in the TurbineResources instance (if any) into the data.contexts Hashtable.
    `void` | DefaultAction.`doPerform(PipelineData pipelineData)` Execute the action.
    `void` | AccessController.`doPerform(PipelineData pipelineData)` If there is a user and the user is logged in, doPerform will set the RunData ACL.
    `abstract void` | VelocityAction.`doPerform(PipelineData pipelineData, org.apache.velocity.context.Context context)` You SHOULD override this method and implement it in your action.
    `void` | LegacyVelocityAction.`doPerform(PipelineData pipelineData, org.apache.velocity.context.Context context)` Deprecated. Adapter method for legacy signature
    `protected abstract boolean` | VelocitySecureAction.`isAuthorized(PipelineData pipelineData)` Implement this method to perform the security check needed.
    `protected void` | VelocitySecureAction.`perform(PipelineData pipelineData)` This method overrides the method in VelocityAction to perform a security check first.
    `protected void` | VelocityAction.`perform(PipelineData pipelineData)` Sets up the context and then calls super.perform(); thus, subclasses don't have to worry about getting a context themselves!
    `protected void` | LegacyVelocitySecureAction.`perform(PipelineData pipelineData)` Deprecated. This method overrides the method in VelocityAction to perform a security check first.
    `void` | VelocityAction.`setTemplate(PipelineData pipelineData, String template)` This method is used when you want to short circuit an Action and change the template that will be executed next.

  - ### Uses of PipelineData in org.apache.turbine.modules.actions.sessionvalidator

    Methods in org.apache.turbine.modules.actions.sessionvalidator with parameters of type PipelineData
    Modifier and Type | Method and Description
    --- | ---
    `void` | TemplateSessionValidator.`doPerform(PipelineData pipelineData)` Execute the action.
    `void` | TemplateSecureSessionValidator.`doPerform(PipelineData pipelineData)` doPerform is virtually identical to DefaultSessionValidator except that it calls template methods instead of bare screen methods.
    `void` | DefaultSessionValidator.`doPerform(PipelineData pipelineData)` Execute the action.

  - ### Uses of PipelineData in org.apache.turbine.modules.layouts

    Methods in org.apache.turbine.modules.layouts with parameters of type PipelineData
    Modifier and Type | Method and Description
    --- | ---
    `void` | VelocityXslLayout.`doBuild(PipelineData pipelineData)` Build the layout.
    `void` | VelocityOnlyLayout.`doBuild(PipelineData pipelineData)` Build the layout.
    `void` | VelocityDirectLayout.`doBuild(PipelineData pipelineData)` Method called by LayoutLoader.
    `void` | VelocityCachedLayout.`doBuild(PipelineData pipelineData)` Method called by LayoutLoader.
    `void` | JspLayout.`doBuild(PipelineData pipelineData)` Method called by LayoutLoader.
    `void` | DirectResponseLayout.`doBuild(PipelineData pipelineData)` Ensures that a direct response has been declared.

  - ### Uses of PipelineData in org.apache.turbine.modules.navigations

    Methods in org.apache.turbine.modules.navigations with parameters of type PipelineData
    Modifier and Type | Method and Description
    --- | ---
    `String` | VelocityNavigation.`buildTemplate(PipelineData pipelineData)` This builds the Velocity template.
    `abstract String` | TemplateNavigation.`buildTemplate(PipelineData pipelineData)` This Builds the WebMacro/FreeMarker/etc template.
    `String` | BaseJspNavigation.`buildTemplate(PipelineData pipelineData)` Method that sets up beans and forward the request to the JSP.
    `protected String` | TemplateNavigation.`doBuild(PipelineData pipelineData)` Calls doBuildTemplate() and then buildTemplate().
    `protected void` | VelocityNavigation.`doBuildTemplate(PipelineData pipelineData)` Needs to be implemented to make TemplateNavigation like us.
    `protected abstract void` | TemplateNavigation.`doBuildTemplate(PipelineData pipelineData)` WebMacro Navigations extending this class should override this method to perform any particular business logic and add information to the context.
    `protected void` | BaseJspNavigation.`doBuildTemplate(PipelineData pipelineData)` Method to be overridden by subclasses to include data in beans, etc.
    `protected void` | VelocityNavigation.`doBuildTemplate(PipelineData pipelineData, org.apache.velocity.context.Context context)` Velocity Navigations extending this class should override this method to perform any particular business logic and add information to the context.
    `protected void` | LegacyVelocityNavigation.`doBuildTemplate(PipelineData pipelineData, org.apache.velocity.context.Context context)` Deprecated. Adapter method

  - ### Uses of PipelineData in org.apache.turbine.modules.pages

    Methods in org.apache.turbine.modules.pages with parameters of type PipelineData
    Modifier and Type | Method and Description
    --- | ---
    `void` | DefaultPage.`doBuild(PipelineData pipelineData)` Builds the Page.
    `protected void` | TemplatePage.`doBuildAfterAction(PipelineData pipelineData)` Works with TemplateService to set up default templates and corresponding class modules.
    `protected void` | DefaultPage.`doBuildAfterAction(PipelineData pipelineData)` Can be overridden by template Pages to set up data needed to process a template.
    `protected void` | VelocityPage.`doBuildBeforeAction(PipelineData pipelineData)` Stuffs the Context into the PipelineData so that it is available to the Action module and the Screen module via getContext().
    `protected void` | JspPage.`doBuildBeforeAction(PipelineData pipelineData)` Stuffs some useful objects into the request so that it is available to the Action module and the Screen module
    `protected void` | DefaultPage.`doBuildBeforeAction(PipelineData pipelineData)` Can be used by template Pages to stuff the Context into the PipelineData so that it is available to the Action module and the Screen module via getContext().
    `protected void` | VelocityPage.`doPostBuild(PipelineData pipelineData)` Allows the VelocityService to perform post-request actions.
    `protected void` | DefaultPage.`doPostBuild(PipelineData pipelineData)` Can be overridden to perform actions when the request is fully processed.

  - ### Uses of PipelineData in org.apache.turbine.modules.screens

    Methods in org.apache.turbine.modules.screens with parameters of type PipelineData
    Modifier and Type | Method and Description
    --- | ---
    `String` | VelocityScreen.`buildTemplate(PipelineData pipelineData)` This builds the Velocity template.
    `String` | VelocityDirectScreen.`buildTemplate(PipelineData pipelineData)` This builds the Velocity template.
    `String` | VelocityCachedScreen.`buildTemplate(PipelineData pipelineData)` This builds the Velocity template.
    `abstract String` | TemplateScreen.`buildTemplate(PipelineData pipelineData)` This method should be implemented by Base template classes.
    `String` | BaseJspScreen.`buildTemplate(PipelineData pipelineData)` Method that sets up beans and forward the request to the JSP.
    `protected String` | TemplateScreen.`doBuild(PipelineData pipelineData)` This method is called by the Screenloader to construct the Screen.
    `protected String` | RawScreen.`doBuild(PipelineData pipelineData)` Build the Screen.
    `protected void` | VelocitySecureScreen.`doBuildTemplate(PipelineData pipelineData)` This method overrides the method in VelocityScreen to perform a security check first.
    `protected void` | VelocityScreen.`doBuildTemplate(PipelineData pipelineData)` Needs to be implemented to make TemplateScreen like us.
    `protected abstract void` | TemplateScreen.`doBuildTemplate(PipelineData pipelineData)` This method should be overridden by subclasses that wish to add specific business logic.
    `protected void` | LegacyVelocitySecureScreen.`doBuildTemplate(PipelineData pipelineData)` Deprecated. This method overrides the method in VelocityScreen to perform a security check first.
    `protected void` | JspErrorScreen.`doBuildTemplate(PipelineData pipelineData)`
    `protected void` | BaseJspScreen.`doBuildTemplate(PipelineData pipelineData)` Method to be overridden by subclasses to include data in beans, etc.
    `protected abstract void` | VelocitySecureScreen.`doBuildTemplate(PipelineData pipelineData, org.apache.velocity.context.Context context)` Implement this to add information to the context.
    `protected void` | VelocityScreen.`doBuildTemplate(PipelineData pipelineData, org.apache.velocity.context.Context context)` Velocity Screens extending this class should override this method to perform any particular business logic and add information to the context.
    `protected void` | VelocityErrorScreen.`doBuildTemplate(PipelineData pipelineData, org.apache.velocity.context.Context context)` Implement this to add information to the context.
    `protected void` | LegacyVelocityScreen.`doBuildTemplate(PipelineData pipelineData, org.apache.velocity.context.Context context)` Deprecated. Adapter method
    `protected abstract void` | RawScreen.`doOutput(PipelineData pipelineData)` Actually output the dynamic content.
    `protected void` | JSONSecureScreen.`doOutput(PipelineData pipelineData)` This method overrides the method in JSONScreen to perform a security check prior to producing the output.
    `protected void` | JSONScreen.`doOutput(PipelineData pipelineData)` Output the dynamic content.
    `protected void` | TemplateScreen.`doPostBuildTemplate(PipelineData pipelineData)` This method can be overridden to write code that executes when the template has been built (called from a finally clause, so executes regardless of whether an exception is thrown or not)
    `void` | TemplateScreen.`doRedirect(PipelineData pipelineData, String template)` You can call this within a Screen to cause an internal redirect to happen.
    `void` | TemplateScreen.`doRedirect(PipelineData pipelineData, String screen, String template)` You can call this within a Screen to cause an internal redirect to happen.
    `protected abstract String` | RawScreen.`getContentType(PipelineData pipelineData)` Set the content type.
    `protected String` | JSONScreen.`getContentType(PipelineData pipelineData)`
    `String` | RawScreen.`getLayout(PipelineData pipelineData)` The layout must be set to null.
    `protected abstract boolean` | VelocitySecureScreen.`isAuthorized(PipelineData pipelineData)` Implement this method to perform the security check needed.
    `protected abstract boolean` | JSONSecureScreen.`isAuthorized(PipelineData pipelineData)` Override this method to perform the necessary security checks.
    `static void` | TemplateScreen.`setTemplate(PipelineData pipelineData, String template)` This method is used when you want to short circuit a Screen and change the template that will be executed next.

  - ### Uses of PipelineData in org.apache.turbine.modules.screens.error

    Methods in org.apache.turbine.modules.screens.error with parameters of type PipelineData
    Modifier and Type | Method and Description
    --- | ---
    `String` | InvalidState.`doBuild(PipelineData pipelineData)` Build the Screen.

  - ### Uses of PipelineData in org.apache.turbine.pipeline

    Classes in org.apache.turbine.pipeline that implement PipelineData
    Modifier and Type | Class and Description
    --- | ---
    `class` | `DefaultPipelineData` A PipelineData is a holder for data being passed from one Valve to the next.

    Methods in org.apache.turbine.pipeline with parameters of type PipelineData
    Modifier and Type | Method and Description
    --- | ---
    `protected void` | CleanUpValve.`cleanUp(PipelineData pipelineData)` Perform clean up after processing the request.
    `protected void` | ExecutePageValve.`executePage(PipelineData pipelineData)` execute the page generation.
    `RunData` | AbstractValve.`getRunData(PipelineData pipelineData)` utility for getting RunData out of the pipelineData object.
    `void` | TurbinePipeline.`invoke(PipelineData pipelineData)`
    `void` | Pipeline.`invoke(PipelineData pipelineData)` Cause the specified request and response to be processed by the sequence of Valves associated with this pipeline, until one of these Valves decides to end the processing.
    `void` | Valve.`invoke(PipelineData pipelineData, ValveContext context)` Perform request processing as required by this Valve.
    `void` | ExecutePageValve.`invoke(PipelineData pipelineData, ValveContext context)`
    `void` | DetermineTargetValve.`invoke(PipelineData pipelineData, ValveContext context)`
    `void` | DetermineRedirectRequestedValve.`invoke(PipelineData pipelineData, ValveContext context)`
    `void` | DetermineActionValve.`invoke(PipelineData pipelineData, ValveContext context)`
    `void` | DefaultSessionValidationValve.`invoke(PipelineData pipelineData, ValveContext context)`
    `void` | DefaultSessionTimeoutValve.`invoke(PipelineData pipelineData, ValveContext context)`
    `void` | DefaultLoginValve.`invoke(PipelineData pipelineData, ValveContext context)`
    `void` | DefaultACLCreationValve.`invoke(PipelineData pipelineData, ValveContext context)`
    `void` | CleanUpValve.`invoke(PipelineData pipelineData, ValveContext context)`
    `abstract void` | AbstractValve.`invoke(PipelineData data, ValveContext context)`
    `void` | ValveContext.`invokeNext(PipelineData pipelineData)` Cause the `invoke()` method of the next Valve that is part of the Pipeline currently being processed (if any) to be executed, passing on the specified request and response objects plus this `ValveContext` instance.
    `void` | TurbinePipeline.`invokeNext(PipelineData pipelineData)`
    `protected void` | DefaultLoginValve.`process(PipelineData pipelineData)` Handles user sessions, parsing of the action from the query string, and access control.
    `protected void` | DetermineRedirectRequestedValve.`redirectRequested(PipelineData pipelineData)` Perform clean up after processing the request.

  - ### Uses of PipelineData in org.apache.turbine.services

    Methods in org.apache.turbine.services with parameters of type PipelineData
    Modifier and Type | Method and Description
    --- | ---
    `void` | TurbineBaseService.`init(PipelineData pipelineData)` Performs early initialization.

  - ### Uses of PipelineData in org.apache.turbine.services.jsp

    Methods in org.apache.turbine.services.jsp with parameters of type PipelineData
    Modifier and Type | Method and Description
    --- | ---
    `void` | TurbineJspService.`addDefaultObjects(PipelineData pipelineData)` Adds some convenience objects to the request.
    `static void` | TurbineJsp.`addDefaultObjects(PipelineData pipelineData)` Adds some convenience objects to the request.
    `void` | JspService.`addDefaultObjects(PipelineData pipelineData)` Adds some convenience objects to the request.
    `void` | TurbineJspService.`handleRequest(PipelineData pipelineData, String templateName)` executes the JSP given by templateName.
    `static void` | TurbineJsp.`handleRequest(PipelineData pipelineData, String templateName)` executes the JSP given by templateName.
    `void` | JspService.`handleRequest(PipelineData pipelineData, String templateName)` executes the JSP given by templateName.
    `void` | TurbineJspService.`handleRequest(PipelineData pipelineData, String templateName, boolean isForward)` executes the JSP given by templateName.
    `static void` | TurbineJsp.`handleRequest(PipelineData pipelineData, String templateName, boolean isForward)` executes the JSP given by templateName.
    `void` | JspService.`handleRequest(PipelineData pipelineData, String templateName, boolean isForward)` executes the JSP given by templateName.

  - ### Uses of PipelineData in org.apache.turbine.services.pull

    Methods in org.apache.turbine.services.pull with parameters of type PipelineData
    Modifier and Type | Method and Description
    --- | ---
    `void` | TurbinePullService.`populateContext(org.apache.velocity.context.Context context, PipelineData pipelineData)` Populate the given context with all request, session, authorized and persistent scope tools (it is assumed that the context already wraps the global context, and thus already contains the global tools).
    `static void` | TurbinePull.`populateContext(org.apache.velocity.context.Context context, PipelineData pipelineData)` Populate the given context with all request, session and persistent scope tools (it is assumed that the context already wraps the global context, and thus already contains the global tools).
    `void` | PullService.`populateContext(org.apache.velocity.context.Context context, PipelineData pipelineData)` Populate the given context with all request, session, authorized and persistent scope tools (it is assumed that the context already wraps the global context, and thus already contains the global tools).
    `void` | PipelineDataApplicationTool.`refresh(PipelineData data)` Refresh the application tool.

  - ### Uses of PipelineData in org.apache.turbine.services.rundata

    Subinterfaces of PipelineData in org.apache.turbine.services.rundata
    Modifier and Type | Interface and Description
    --- | ---
    `interface` | `TurbineRunData` TurbineRunData is an extension to the RunData interface to be implemented by RunData implementations to be distributed by the Turbine RunData Service.

    Classes in org.apache.turbine.services.rundata that implement PipelineData
    Modifier and Type | Class and Description
    --- | ---
    `class` | `DefaultTurbineRunData` DefaultTurbineRunData is the default implementation of the TurbineRunData interface, which is distributed by the Turbine RunData service, if another implementation is not defined in the default or specified RunData configuration.

  - ### Uses of PipelineData in org.apache.turbine.services.template

    Methods in org.apache.turbine.services.template with parameters of type PipelineData
    Modifier and Type | Method and Description
    --- | ---
    `String` | TurbineTemplateService.`getDefaultLayoutName(PipelineData pipelineData)` Find the default layout module name for the given request.
    `static String` | TurbineTemplate.`getDefaultLayoutName(PipelineData pipelineData)` Find the default layout module name for the given request.
    `String` | TemplateService.`getDefaultLayoutName(PipelineData pipelineData)` Find the default layout module name for the given request.
    `String` | TurbineTemplateService.`getDefaultPageName(PipelineData pipelineData)` Find the default page module name for the given request.
    `static String` | TurbineTemplate.`getDefaultPageName(PipelineData pipelineData)` Find the default page module name for the given request.
    `String` | TemplateService.`getDefaultPageName(PipelineData pipelineData)` Find the default page module name for the given request.

  - ### Uses of PipelineData in org.apache.turbine.services.velocity

    Methods in org.apache.turbine.services.velocity with parameters of type PipelineData
    Modifier and Type | Method and Description
    --- | ---
    `org.apache.velocity.context.Context` | VelocityService.`getContext(PipelineData pipelineData)` Create a Context from the PipelineData object.
    `org.apache.velocity.context.Context` | TurbineVelocityService.`getContext(PipelineData pipelineData)` Create a Context from the PipelineData object.
    `static org.apache.velocity.context.Context` | TurbineVelocity.`getContext(PipelineData pipelineData)` This returns a Context that you can pass into handleRequest once you have populated it with information that the template will know about.

  - ### Uses of PipelineData in org.apache.turbine.util

    Subinterfaces of PipelineData in org.apache.turbine.util
    Modifier and Type | Interface and Description
    --- | ---
    `interface` | `RunData` RunData is an interface to run-time information that is passed within Turbine.

    Methods in org.apache.turbine.util with parameters of type PipelineData
    Modifier and Type | Method and Description
    --- | ---
    `static void` | HttpUtils.`setCacheHeaders(PipelineData pipelineData, int expiry)` This method sets the required expiration headers in the response for a given `PipelineData` object.

  - ### Uses of PipelineData in org.apache.turbine.util.velocity

    Methods in org.apache.turbine.util.velocity with parameters of type PipelineData
    Modifier and Type | Method and Description
    --- | ---
    `void` | VelocityActionEvent.`doPerform(PipelineData pipelineData)` This overrides the default Action.doPerform() to execute the doEvent() method.

    Constructors in org.apache.turbine.util.velocity with parameters of type PipelineData
    Constructor and Description
    `VelocityHtmlEmail(PipelineData pipelineData)` Constructor, sets the context object from the passed `PipelineData` object

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