Package org.appng.api.support

Class ElementHelper

java.lang.Object

org.appng.api.support.ElementHelper

public class ElementHelper
extends Object

Utility class offering methods for proper initialization of Linkpanels, Links, Navigation/ NavigationItems, BeanOptions, Params etc.

Author:

Matthias Müller

Field Summary

Fields

Modifier and Type	Field	Description
static String	INTERNAL_ERROR

Constructor Summary

Constructors

Constructor	Description
ElementHelper(Site site, Application application)
ElementHelper(Site site, Application application, ExpressionEvaluator expressionEvaluator)

Method Summary

Modifier and Type	Method	Description
static Messages	addMessages(Environment environment, Messages messages)	Adds some messages to the current session.
Messages	getMessages(Environment environment)	Returns the messages for the current session.
String	getOutputPrefix(Environment env)
Class<?>[]	getValidationGroups(MetaData metaData, Object bindObject)
boolean	hasMessages(Environment environment)
void	initNavigation(ApplicationRequest applicationRequest, Path pathInfo, PageConfig pageConfig)
boolean	isMessageParam(Object o)
void	processDataContainer(Request applicationRequest, DataContainer container, String callerName)
Messages	removeMessages(Environment environment)	Removes the messages from the current session.

Methods inherited from class java.lang.Object

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

Field Detail

INTERNAL_ERROR

public static final String INTERNAL_ERROR

See Also:

Constant Field Values

Constructor Detail

ElementHelper

public ElementHelper(Site site,
                     Application application)

ElementHelper

public ElementHelper(Site site,
                     Application application,
                     ExpressionEvaluator expressionEvaluator)

Method Detail

initNavigation

public void initNavigation(ApplicationRequest applicationRequest,
                           Path pathInfo,
                           PageConfig pageConfig)

addMessages

public static Messages addMessages(Environment environment,
                                   Messages messages)

Adds some messages to the current session.

Parameters:

environment - the current Environment

messages - the Messages to add

Returns:

the messages for the current session

removeMessages

public Messages removeMessages(Environment environment)

Removes the messages from the current session.

Parameters:

environment - the current Environment

Returns:

the messages removed from the current session, if any

getMessages

public Messages getMessages(Environment environment)

Returns the messages for the current session.

Parameters:

environment - the current Environment

Returns:

the messages for the current session, if any

hasMessages

public boolean hasMessages(Environment environment)

processDataContainer

public void processDataContainer(Request applicationRequest,
                                 DataContainer container,
                                 String callerName)
                          throws ClassNotFoundException,
                                 ProcessingException

Throws:

ClassNotFoundException

ProcessingException

isMessageParam

public boolean isMessageParam(Object o)

getValidationGroups

public Class<?>[] getValidationGroups(MetaData metaData,
                                      Object bindObject)

getOutputPrefix

public String getOutputPrefix(Environment env)