org.japano
Class Page

java.lang.Object
  org.japano.PageNode
      org.japano.Page

Direct Known Subclasses:

PageGenerator.ErrorPage

public class Page
extends PageNode

Base class for all japano JSP pages.

Version:

$Id: Page.java,v 1.22 2005/12/14 06:34:10 fforw Exp $

Author:

Sven Helmberger ( sven dot helmberger at gmx dot de )

Nested Class Summary

Nested classes/interfaces inherited from class org.japano.PageNode

PageNode.Output

Field Summary

protected javax.servlet.ServletContext	application
protected JapanoConfig	config
protected java.lang.String	contentType
protected java.lang.String	errorPageURI
protected Buffer	out
protected javax.servlet.jsp.PageContext	pageContext
protected java.util.List	postGenerate
protected javax.servlet.http.HttpServletRequest	request
protected javax.servlet.http.HttpServletResponse	response
protected Session	session

Fields inherited from class org.japano.PageNode

children, context, EMPTY, nodeId, parent

Constructor Summary

Page()

Method Summary

void	_jspService(Buffer out, javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response) Jsp Service method
void	addNode(PageNode node) Adds a node to this page.
void	clearAttributes()
void	generate(Buffer out) Generates this node The base implementation just calls PageNode.generateChildren(Buffer)
java.lang.Object	getAttribute(java.lang.String str)
java.util.Enumeration	getAttributeNames()
java.lang.String	getErrorPageURI()
java.util.List	getMessages() Returns all available messages and removes them from the page.
java.util.List	getMessagesFor(java.lang.Class actionClass) Returns all available messages for the given action class and removes them from the page.
void	init() Initializes the node.
void	initScope(java.util.Map attributes)
void	part(java.lang.String id, Buffer out, javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)
void	register(java.lang.String id, PageNode node)
void	release() Always called at the end of a page invocation.
void	removeAttribute(java.lang.String str)
void	replace(java.lang.Object child, java.lang.Object replacement) Replaces a child instance with another instance.
void	setAttribute(java.lang.String str, java.lang.Object obj)
void	setContext(Context context)

Methods inherited from class org.japano.PageNode

findChildren, findParent, findRootNode, generateChildren, getChildren, getContext, getNodeId, getParent, recInit, setChildren, setContext, setNodeId, setParent

Methods inherited from class java.lang.Object

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

Field Detail

pageContext

protected javax.servlet.jsp.PageContext pageContext

request

protected javax.servlet.http.HttpServletRequest request

response

protected javax.servlet.http.HttpServletResponse response

application

protected javax.servlet.ServletContext application

config

protected JapanoConfig config

out

protected Buffer out

session

protected Session session

contentType

protected java.lang.String contentType

postGenerate

protected java.util.List postGenerate

errorPageURI

protected java.lang.String errorPageURI

Constructor Detail

Page

public Page()

Method Detail

initScope

public void initScope(java.util.Map attributes)

setContext

public void setContext(Context context)

_jspService

public void _jspService(Buffer out,
                        javax.servlet.http.HttpServletRequest request,
                        javax.servlet.http.HttpServletResponse response)
                 throws javax.servlet.jsp.JspException,
                        java.io.IOException

Jsp Service method

Parameters:

request - HttpServletRequest

response - HttpServletResponse

Throws:

ServletException

java.io.IOException

javax.servlet.jsp.JspException

part

public void part(java.lang.String id,
                 Buffer out,
                 javax.servlet.http.HttpServletRequest request,
                 javax.servlet.http.HttpServletResponse response)
          throws javax.servlet.jsp.JspException,
                 java.io.IOException

Throws:

javax.servlet.jsp.JspException

java.io.IOException

getAttribute

public java.lang.Object getAttribute(java.lang.String str)

removeAttribute

public void removeAttribute(java.lang.String str)

setAttribute

public void setAttribute(java.lang.String str,
                         java.lang.Object obj)

getAttributeNames

public java.util.Enumeration getAttributeNames()

clearAttributes

public void clearAttributes()

register

public void register(java.lang.String id,
                     PageNode node)

getMessages

public java.util.List getMessages()

Returns all available messages and removes them from the page.

getMessagesFor

public java.util.List getMessagesFor(java.lang.Class actionClass)

Returns all available messages for the given action class and removes them from the page.

Parameters:

actionClass - type of the action

addNode

public void addNode(PageNode node)

Adds a node to this page. Nodes added to the page are generated after the page in the order in which they were added.

Parameters:

node - node

getErrorPageURI

public java.lang.String getErrorPageURI()

init

public void init()

Description copied from class: PageNode

Initializes the node. The init method is called after all nodes of the page are constructed, linked and configured.

Overrides:

init in class PageNode

generate

public void generate(Buffer out)

Description copied from class: PageNode

Generates this node The base implementation just calls PageNode.generateChildren(Buffer)

Overrides:

generate in class PageNode

replace

public void replace(java.lang.Object child,
                    java.lang.Object replacement)

Replaces a child instance with another instance.

Parameters:

child - the child to be replaced.

replacement - the child to replace the former with.

release

public void release()

Description copied from class: PageNode

Always called at the end of a page invocation.

Overrides:

release in class PageNode