com.sdm.quasar.client.jsf.binding.features
Class DialogResolverFeature

java.lang.Object
  com.sdm.quasar.client.core.dialog.AbstractFeature
      com.sdm.quasar.client.jsf.binding.features.DialogResolverFeature

All Implemented Interfaces:

Feature, KeywordResolver, SystemInfoProvider

public class DialogResolverFeature

extends AbstractFeature

implements KeywordResolver

This KeywordResolver resolves the keyword DIALOG_KEYWORD to a dialog instance: The resolved object is again a KeywordResolver provided by the current dialog instance performing the next resolving step. This Feature should be installed at the root (i.e. session) dialog.

Author:

Martin Haft

Field Summary

static java.lang.String

DIALOG_KEYWORD Keyword defining the variable name that can be used in JSPs to access the current dialog-instance.

Constructor Summary

DialogResolverFeature()

Method Summary

boolean	canResolve(java.lang.String keyword) Checks, if this resolver is responsible to resolve the given keyword
protected void	dispose() Called when the feature or dialog is disposed.
java.lang.Class	getResolvedType(java.lang.String keyword)
protected void	init() Called when the feature is initializing.
java.lang.Object	resolve(java.lang.String keyword) Resolves the DIALOG pseudo-bean which stands for the current dialog-instance.

Methods inherited from class com.sdm.quasar.client.core.dialog.AbstractFeature

activate, attachDialogControl, collectSystemInfo, deactivate, disposeFeature, getDialogControl, isInitialized, prepare, release

Methods inherited from class java.lang.Object

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

Field Detail

DIALOG_KEYWORD

public static final java.lang.String DIALOG_KEYWORD

Keyword defining the variable name that can be used in JSPs to access the current dialog-instance.

See Also:

Constant Field Values

Constructor Detail

DialogResolverFeature

public DialogResolverFeature()

Method Detail

dispose

protected void dispose()
                throws DisposeException

Description copied from class: AbstractFeature

Called when the feature or dialog is disposed. Override this method to clean up resources and free memory when disposing.

Specified by:

dispose in class AbstractFeature

Throws:

DisposeException

init

protected void init()

Description copied from class: AbstractFeature

Called when the feature is initializing. This is normally done, when the feature is connected to the lifecycle of the DialogControl installed to. To access the DialogControl use the AbstractFeature.getDialogControl() method.

Override this method to perform some action on initialization e.g. register public services.

Specified by:

init in class AbstractFeature

canResolve

public boolean canResolve(java.lang.String keyword)

Checks, if this resolver is responsible to resolve the given keyword

Specified by:

canResolve in interface KeywordResolver

Parameters:

keyword - the keywort to be resolved

Returns:

true, if the given keyword can be resolved

See Also:

com.sdm.quasar.client.jsf.binding.KeywordResolver#canResolve(Object)

getResolvedType

public java.lang.Class getResolvedType(java.lang.String keyword)

Specified by:

getResolvedType in interface KeywordResolver

Parameters:

keyword - the keyword to be resolve

Returns:

the class of the resolved object

See Also:

com.sdm.quasar.client.jsf.binding.KeywordResolver#getType(Object)

resolve

public java.lang.Object resolve(java.lang.String keyword)

Resolves the DIALOG pseudo-bean which stands for the current dialog-instance. Performs the resolve step according to the keyword. The Result may be

• an other KeywordResolver to do the next resolve step
• a {link ValueResolver for value binding to resolve a value
• an {link ActionResolver for action binding to resolve an action
• an object that will be resolved further by JSF, e.g. a bean or a map

Specified by:

resolve in interface KeywordResolver

Parameters:

keyword - the keyword to be resolve

Returns:

the resolved object

See Also:

com.sdm.quasar.client.jsf.binding.KeywordResolver#resolve(Object)