Module jakarta.faces

Package com.sun.faces.el

Class ELUtils

java.lang.Object

com.sun.faces.el.ELUtils

public class ELUtils
extends Object

Utility class for EL related methods.

Field Summary

Fields

Modifier and Type	Field	Description
static final ArrayELResolver	ARRAY_RESOLVER
static final BeanELResolver	BEAN_RESOLVER
static final ResourceBundleELResolver	BUNDLE_RESOLVER
static final CompositeComponentAttributesELResolver	COMPOSITE_COMPONENT_ATTRIBUTES_EL_RESOLVER
static final EmptyStringToNullELResolver	EMPTY_STRING_TO_NULL_RESOLVER
static final FacesResourceBundleELResolver	FACES_BUNDLE_RESOLVER
static final FlashELResolver	FLASH_RESOLVER
static final ListELResolver	LIST_RESOLVER
static final MapELResolver	MAP_RESOLVER
static final ResourceELResolver	RESOURCE_RESOLVER
static final ScopedAttributeELResolver	SCOPED_RESOLVER

Method Summary

Modifier and Type	Method	Description
static void	buildFacesResolver(FacesCompositeELResolver composite, ApplicationAssociate associate)	Create the ELResolver chain for programmatic EL calls.
static Object	coerce(Object value, Class<?> toType)
static ValueExpression	createValueExpression(String expression)	Create a ValueExpression with the expected type of Object.class
static ValueExpression	createValueExpression(String expression, Class<?> expectedType)
static Object	evaluateValueExpression(ValueExpression expression, ELContext elContext)
static ExpressionFactory	getDefaultExpressionFactory(ApplicationAssociate associate, FacesContext facesContext)
static ExpressionFactory	getDefaultExpressionFactory(FacesContext facesContext)
static boolean	isCompositeComponentExpr(String expression)
static boolean	isCompositeComponentLookupWithArgs(String expression)
static boolean	isCompositeComponentMethodExprLookup(String expression)

Methods inherited from class java.lang.Object

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

Field Details

ARRAY_RESOLVER

public static final ArrayELResolver ARRAY_RESOLVER

BEAN_RESOLVER

public static final BeanELResolver BEAN_RESOLVER

FACES_BUNDLE_RESOLVER

public static final FacesResourceBundleELResolver FACES_BUNDLE_RESOLVER

FLASH_RESOLVER

public static final FlashELResolver FLASH_RESOLVER

LIST_RESOLVER

public static final ListELResolver LIST_RESOLVER

MAP_RESOLVER

public static final MapELResolver MAP_RESOLVER

BUNDLE_RESOLVER

public static final ResourceBundleELResolver BUNDLE_RESOLVER

SCOPED_RESOLVER

public static final ScopedAttributeELResolver SCOPED_RESOLVER

RESOURCE_RESOLVER

public static final ResourceELResolver RESOURCE_RESOLVER

COMPOSITE_COMPONENT_ATTRIBUTES_EL_RESOLVER

public static final CompositeComponentAttributesELResolver COMPOSITE_COMPONENT_ATTRIBUTES_EL_RESOLVER

EMPTY_STRING_TO_NULL_RESOLVER

public static final EmptyStringToNullELResolver EMPTY_STRING_TO_NULL_RESOLVER

Method Details

isCompositeComponentExpr

public static boolean isCompositeComponentExpr(String expression)

isCompositeComponentMethodExprLookup

public static boolean isCompositeComponentMethodExprLookup(String expression)

isCompositeComponentLookupWithArgs

public static boolean isCompositeComponentLookupWithArgs(String expression)

buildFacesResolver

public static void buildFacesResolver(FacesCompositeELResolver composite,
 ApplicationAssociate associate)

Create the ELResolver chain for programmatic EL calls.

Parameters:

composite - a CompositeELResolver

associate - our ApplicationAssociate

evaluateValueExpression

public static Object evaluateValueExpression(ValueExpression expression,
 ELContext elContext)

createValueExpression

public static ValueExpression createValueExpression(String expression)

Create a ValueExpression with the expected type of Object.class

Parameters:

expression - an EL expression

Returns:

a new ValueExpression instance based off the provided valueRef

createValueExpression

public static ValueExpression createValueExpression(String expression,
 Class<?> expectedType)

coerce

public static Object coerce(Object value,
 Class<?> toType)

getDefaultExpressionFactory

public static ExpressionFactory getDefaultExpressionFactory(FacesContext facesContext)

getDefaultExpressionFactory

public static ExpressionFactory getDefaultExpressionFactory(ApplicationAssociate associate,
 FacesContext facesContext)