org.fujion.page

Class PageElement

java.lang.Object

org.fujion.page.PageElement

public class PageElement
extends Object

A single page element, roughly equivalent to a single tag in a Fujion server page.

Method Summary

Modifier and Type	Method and Description
void	addTagLibrary(String prefix, TagLibrary tagLibrary) Registers a tag library to this page element.
Map<String,String>	getAttributes() Returns a copy of the attribute map.
List<PageElement>	getChildren() Returns a list of this page element's children.
ComponentDefinition	getDefinition() Returns the component definition for this page element.
PageElement	getParent() Returns the parent of this page element.
TagLibrary	getTagLibrary(String prefix) Returns a tag library registered to this page element or one of its ancestors.
boolean	isRoot() Returns true if this is the root page element.
protected void	validate() Validates that the current state of the element possesses the minimum set of required elements.

Methods inherited from class java.lang.Object

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

Method Detail

validate

protected void validate()

Validates that the current state of the element possesses the minimum set of required elements.

getDefinition

public ComponentDefinition getDefinition()

Returns the component definition for this page element.

Returns:

The component definition for this page element.

getParent

public PageElement getParent()

Returns the parent of this page element.

Returns:

The parent of this page element.

getChildren

public List<PageElement> getChildren()

Returns a list of this page element's children.

Returns:

A list of this page element's children, never null.

getAttributes

public Map<String,String> getAttributes()

Returns a copy of the attribute map.

Returns:

A copy of the attribute map, never null.

isRoot

public boolean isRoot()

Returns true if this is the root page element.

Returns:

True if this is the root page element.

addTagLibrary

public void addTagLibrary(String prefix,
                          TagLibrary tagLibrary)

Registers a tag library to this page element.

Parameters:

prefix - The tag library prefix.

tagLibrary - The tag library.

getTagLibrary

public TagLibrary getTagLibrary(String prefix)

Returns a tag library registered to this page element or one of its ancestors.

Parameters:

prefix - The tag library prefix.

Returns:

The tag library, possibly null.