org.apache.tapestry.link
Class DirectLink
java.lang.Object
org.apache.hivemind.impl.BaseLocatable
org.apache.tapestry.AbstractComponent
org.apache.tapestry.link.AbstractLinkComponent
org.apache.tapestry.link.DirectLink
- All Implemented Interfaces:
- org.apache.hivemind.Locatable, org.apache.hivemind.LocationHolder, ILinkComponent, IComponent, IDirect, IRender
public abstract class DirectLink
- extends AbstractLinkComponent
- implements IDirect
A component for creating a link using the direct service; used for actions that are not dependant
on dynamic page state. [ Component
Reference ]
- Author:
- Howard Lewis Ship
Methods inherited from class org.apache.tapestry.link.AbstractLinkComponent |
addEventHandler, cleanupAfterRender, finishLoad, getAnchor, getLink, getRenderer, isDisabled, renderAdditionalAttributes, renderComponent, setRenderer, writeEventHandler, writeEventHandlers |
Methods inherited from class org.apache.tapestry.AbstractComponent |
addAsset, addBody, addComponent, checkActiveLock, enterActiveState, finishLoad, format, format, format, format, getAsset, getAssets, getBeans, getBinding, getBindingNames, getBindings, getBody, getBodyCount, getComponent, getComponents, getContainedComponent, getContainer, getExtendedId, getId, getIdPath, getListeners, getMessage, getMessages, getNamespace, getPage, getProperty, getSpecification, isInActiveState, isParameterBound, isRendering, pageEndRender, prepareForRender, render, renderBody, renderInformalParameters, setBinding, setContainedComponent, setContainer, setId, setNamespace, setPage, setProperty, toString |
Methods inherited from class org.apache.hivemind.impl.BaseLocatable |
getLocation, setLocation |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Methods inherited from interface org.apache.tapestry.IComponent |
addAsset, addBody, addComponent, enterActiveState, finishLoad, getAsset, getAssets, getBeans, getBinding, getBindingNames, getBindings, getComponent, getComponents, getContainedComponent, getContainer, getExtendedId, getId, getIdPath, getListeners, getMessage, getMessages, getNamespace, getPage, getProperty, getSpecification, isRendering, renderBody, setBinding, setContainedComponent, setContainer, setId, setNamespace, setPage, setProperty |
Methods inherited from interface org.apache.tapestry.IRender |
render |
Methods inherited from interface org.apache.hivemind.LocationHolder |
setLocation |
Methods inherited from interface org.apache.hivemind.Locatable |
getLocation |
DirectLink
public DirectLink()
getListener
public abstract IActionListener getListener()
isStateful
public abstract boolean isStateful()
- Returns true if the stateful parameter is bound to a true value. If stateful is not bound,
also returns the default, true.
- Specified by:
isStateful
in interface IDirect
getLink
public ILink getLink(IRequestCycle cycle)
- Description copied from interface:
ILinkComponent
- Invoked by the
ILinkRenderer
(if the link is not disabled)
to provide a EngineServiceLink
that the renderer can
convert into a URL.
- Specified by:
getLink
in interface ILinkComponent
- Overrides:
getLink
in class AbstractLinkComponent
constructServiceParameters
public static java.lang.Object[] constructServiceParameters(java.lang.Object parameterValue)
- Converts a service parameters value to an array of objects. This is used by the
DirectLink
,ServiceLink
and ExternalLink
components.
- Parameters:
parameterValue
- the input value which may be
- null (returns null)
- An array of Object (returns the array)
- A
List
(returns an array of the values in the List})
- A single object (returns the object as a single-element array)
- Returns:
- An array representation of the input object.
- Since:
- 2.2
trigger
public void trigger(IRequestCycle cycle)
- Invoked by the direct service to trigger the application-specific action by notifying the
listener
.
- Specified by:
trigger
in interface IDirect
- Throws:
StaleSessionException
- if the component is stateful, and the session is new.
getParameters
public abstract java.lang.Object getParameters()
- Since:
- 2.2 *
getListenerInvoker
public abstract ListenerInvoker getListenerInvoker()
- Injected.
- Since:
- 4.0