wicket.behavior
Class AbstractHeaderContributor

java.lang.Object
  wicket.behavior.AbstractBehavior
      wicket.behavior.AbstractHeaderContributor

All Implemented Interfaces:

java.io.Serializable, IBehavior, IHeaderContributor

Direct Known Subclasses:

HeaderContributor, StringHeaderContributor

public abstract class AbstractHeaderContributor
extends AbstractBehavior
implements IHeaderContributor

Behaviour that delegates header contribution to a number of other contributors. It checks the contributions that were made in the same request to avoid double contributions.

Author:

Eelco Hillenius

See Also:

Serialized Form

Constructor Summary

AbstractHeaderContributor()
Construct.

Method Summary

void	cleanup() This method is called either by AbstractBehavior.onRendered(Component) or AbstractBehavior.onException(Component, RuntimeException) AFTER they called their respective template methods.
abstract IHeaderContributor[]	getHeaderContributors() Gets the header contributors for this behavior.
void	renderHead(Response response) Render to the web response whatever the component wants to contribute to the head section.

Methods inherited from class wicket.behavior.AbstractBehavior

bind, detachModel, exception, onComponentTag, onException, onRendered, rendered

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractHeaderContributor

public AbstractHeaderContributor()

Construct.

Method Detail

getHeaderContributors

public abstract IHeaderContributor[] getHeaderContributors()

Gets the header contributors for this behavior.

Returns:

the header contributors; may return null if there are none

renderHead

public final void renderHead(Response response)

Description copied from interface: IHeaderContributor

Render to the web response whatever the component wants to contribute to the head section.

Note: This method is kind of dangerous as users are able to write to the output whatever they like.

Specified by:

renderHead in interface IHeaderContributor

Parameters:

response - Response object

See Also:

IHeaderContributor.renderHead(wicket.Response)

cleanup

public final void cleanup()

Description copied from class: AbstractBehavior

This method is called either by AbstractBehavior.onRendered(Component) or AbstractBehavior.onException(Component, RuntimeException) AFTER they called their respective template methods. Override this template method to do any necessary cleanup.

Overrides:

cleanup in class AbstractBehavior

See Also:

AbstractBehavior.cleanup()