org.apache.wicket.markup.head

Class JavaScriptReferenceHeaderItem

java.lang.Object

org.apache.wicket.markup.head.HeaderItem

org.apache.wicket.markup.head.JavaScriptHeaderItem

org.apache.wicket.markup.head.JavaScriptReferenceHeaderItem

All Implemented Interfaces:

Serializable, IReferenceHeaderItem, IClusterable

public class JavaScriptReferenceHeaderItem
extends JavaScriptHeaderItem
implements IReferenceHeaderItem

HeaderItem for script tags that are rendered using a ResourceReference.

Author:

papegaaij

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
JavaScriptReferenceHeaderItem(ResourceReference reference, PageParameters pageParameters, String id, boolean defer, String charset, String condition) Creates a new JavaScriptReferenceHeaderItem.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(Object obj)
String	getCharset()
List<HeaderItem>	getDependencies()
PageParameters	getPageParameters()
Iterable<? extends HeaderItem>	getProvidedResources()
ResourceReference	getReference()
Iterable<?>	getRenderTokens()
int	hashCode()
boolean	isDefer()
void	render(Response response) Renders the HeaderItem to the response.
String	toString()

Methods inherited from class org.apache.wicket.markup.head.JavaScriptHeaderItem

forReference, forReference, forReference, forReference, forReference, forReference, forReference, forReference, forScript, forScript, forUrl, forUrl, forUrl, forUrl, forUrl, getCondition, getId, internalRenderJavaScriptReference, setId

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

JavaScriptReferenceHeaderItem

public JavaScriptReferenceHeaderItem(ResourceReference reference,
                             PageParameters pageParameters,
                             String id,
                             boolean defer,
                             String charset,
                             String condition)

Creates a new JavaScriptReferenceHeaderItem.

Parameters:

reference - resource reference pointing to the javascript resource

pageParameters - the parameters for this Javascript resource reference

id - id that will be used to filter duplicate reference (it's still filtered by URL too)

defer - specifies that the execution of a script should be deferred (delayed) until after the page has been loaded.

charset - a non null value specifies the charset attribute of the script tag

condition - the condition to use for Internet Explorer conditional comments. E.g. "IE 7".

Method Detail

getReference

public ResourceReference getReference()

Specified by:

getReference in interface IReferenceHeaderItem

Returns:

the resource reference pointing to the javascript resource

getPageParameters

public PageParameters getPageParameters()

Returns:

the parameters for this Javascript resource reference

isDefer

public boolean isDefer()

Returns:

if the execution of a script should be deferred (delayed) until after the page has been loaded.

getCharset

public String getCharset()

Returns:

the optional value of the charset attribute of the script tag

getDependencies

public List<HeaderItem> getDependencies()

Overrides:

getDependencies in class HeaderItem

Returns:

The dependencies this HeaderItem has. Dependencies will always be rendered before the item itself.

getProvidedResources

public Iterable<? extends HeaderItem> getProvidedResources()

Overrides:

getProvidedResources in class HeaderItem

Returns:

The resources this HeaderItem provides. As these resources are provided by this item, they will no longer be rendered.

render

public void render(Response response)

Description copied from class: HeaderItem

Renders the HeaderItem to the response.

Specified by:

render in class HeaderItem

getRenderTokens

public Iterable<?> getRenderTokens()

Specified by:

getRenderTokens in class HeaderItem

Returns:

The tokens this HeaderItem can be identified by. If any of the tokens has already been rendered, this HeaderItem will not be rendered.

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object