Uses of Class
javax.el.ELContext

Uses of ELContext in javax.el

Subclasses of ELContext in javax.el

Modifier and Type	Class and Description
class	StandardELContext A standard ELContext suitable for use in a stand alone environment.

Methods in javax.el that return ELContext

Modifier and Type	Method and Description
ELContext	ELContextEvent.getELContext() Returns the ELContext that was created.
ELContext	ELManager.setELContext(ELContext context) Set the ELContext used for parsing and evaluating Jakarta Expression Language expressions.

Methods in javax.el with parameters of type ELContext

Modifier and Type	Method and Description
void	EvaluationListener.afterEvaluation(ELContext context, String expression) Receives notification after a Jakarta Expression Language expression is evaluated
void	EvaluationListener.beforeEvaluation(ELContext context, String expression) Receives notification before a Jakarta Expression Language expression is evaluated
Object	CompositeELResolver.convertToType(ELContext context, Object obj, Class<?> targetType) Converts an object to a specific type.
Object	ELResolver.convertToType(ELContext context, Object obj, Class<?> targetType) Converts an object to a specific type.
abstract Object	TypeConverter.convertToType(ELContext context, Object obj, Class<?> targetType) Converts an object to a specific type.
abstract MethodExpression	ExpressionFactory.createMethodExpression(ELContext context, String expression, Class<?> expectedReturnType, Class<?>[] expectedParamTypes) Parses an expression into a MethodExpression for later evaluation.
abstract ValueExpression	ExpressionFactory.createValueExpression(ELContext context, String expression, Class<?> expectedType) Parses an expression into a ValueExpression for later evaluation.
Class<?>	CompositeELResolver.getCommonPropertyType(ELContext context, Object base) Returns the most general type that this resolver accepts for the property argument, given a base object.
abstract Class<?>	ELResolver.getCommonPropertyType(ELContext context, Object base) Returns the most general type that this resolver accepts for the property argument, given a base object.
Class<?>	BeanNameELResolver.getCommonPropertyType(ELContext context, Object base) Always returns String.class, since a bean name is a String.
Class<?>	BeanELResolver.getCommonPropertyType(ELContext context, Object base) If the base object is not null, returns the most general type that this resolver accepts for the property argument.
Class<?>	MapELResolver.getCommonPropertyType(ELContext context, Object base) If the base object is a map, returns the most general type that this resolver accepts for the property argument.
Class<?>	StaticFieldELResolver.getCommonPropertyType(ELContext context, Object base) Returns the type of the property.
Class<?>	TypeConverter.getCommonPropertyType(ELContext context, Object base)
Class<?>	ResourceBundleELResolver.getCommonPropertyType(ELContext context, Object base) If the base object is a ResourceBundle, returns the most general type that this resolver accepts for the property argument.
Class<?>	ArrayELResolver.getCommonPropertyType(ELContext context, Object base) If the base object is a Java language array, returns the most general type that this resolver accepts for the property argument.
Class<?>	ListELResolver.getCommonPropertyType(ELContext context, Object base) If the base object is a list, returns the most general type that this resolver accepts for the property argument.
Iterator<FeatureDescriptor>	CompositeELResolver.getFeatureDescriptors(ELContext context, Object base) Returns information about the set of variables or properties that can be resolved for the given base object.
abstract Iterator<FeatureDescriptor>	ELResolver.getFeatureDescriptors(ELContext context, Object base) Returns information about the set of variables or properties that can be resolved for the given base object.
Iterator<FeatureDescriptor>	BeanNameELResolver.getFeatureDescriptors(ELContext context, Object base) Always returns null, since there is no reason to iterate through a list of one element: bean name.
Iterator<FeatureDescriptor>	BeanELResolver.getFeatureDescriptors(ELContext context, Object base) If the base object is not null, returns an Iterator containing the set of JavaBeans properties available on the given object.
Iterator<FeatureDescriptor>	MapELResolver.getFeatureDescriptors(ELContext context, Object base) If the base object is a map, returns an Iterator containing the set of keys available in the Map.
Iterator<FeatureDescriptor>	StaticFieldELResolver.getFeatureDescriptors(ELContext context, Object base) Returns the properties that can be resolved.
Iterator<FeatureDescriptor>	TypeConverter.getFeatureDescriptors(ELContext context, Object base)
Iterator<FeatureDescriptor>	ResourceBundleELResolver.getFeatureDescriptors(ELContext context, Object base) If the base object is a ResourceBundle, returns an Iterator containing the set of keys available in the ResourceBundle.
Iterator<FeatureDescriptor>	ArrayELResolver.getFeatureDescriptors(ELContext context, Object base) Always returns null, since there is no reason to iterate through set set of all integers.
Iterator<FeatureDescriptor>	ListELResolver.getFeatureDescriptors(ELContext context, Object base) Always returns null, since there is no reason to iterate through set set of all integers.
abstract MethodInfo	MethodExpression.getMethodInfo(ELContext context) Evaluates the expression relative to the provided context, and returns information about the actual referenced method.
abstract Class<?>	ValueExpression.getType(ELContext context) Evaluates the expression relative to the provided context, and returns the most general type that is acceptable for an object to be passed as the value parameter in a future call to the ValueExpression.setValue(javax.el.ELContext, java.lang.Object) method.
Class<?>	CompositeELResolver.getType(ELContext context, Object base, Object property) For a given base and property, attempts to identify the most general type that is acceptable for an object to be passed as the value parameter in a future call to the CompositeELResolver.setValue(javax.el.ELContext, java.lang.Object, java.lang.Object, java.lang.Object) method.
abstract Class<?>	ELResolver.getType(ELContext context, Object base, Object property) For a given base and property, attempts to identify the most general type that is acceptable for an object to be passed as the value parameter in a future call to the ELResolver.setValue(javax.el.ELContext, java.lang.Object, java.lang.Object, java.lang.Object) method.
Class<?>	BeanNameELResolver.getType(ELContext context, Object base, Object property) If the base is null and the property is a name resolvable by the BeanNameResolver, return the type of the bean.
Class<?>	BeanELResolver.getType(ELContext context, Object base, Object property) If the base object is not null, returns the most general acceptable type that can be set on this bean property.
Class<?>	MapELResolver.getType(ELContext context, Object base, Object property) If the base object is a map, returns the most general acceptable type for a value in this map.
Class<?>	StaticFieldELResolver.getType(ELContext context, Object base, Object property) Returns the type of a static field.
Class<?>	TypeConverter.getType(ELContext context, Object base, Object property)
Class<?>	ResourceBundleELResolver.getType(ELContext context, Object base, Object property) If the base object is an instance of ResourceBundle, return null, since the resolver is read only.
Class<?>	ArrayELResolver.getType(ELContext context, Object base, Object property) If the base object is an array, returns the most general acceptable type for a value in this array.
Class<?>	ListELResolver.getType(ELContext context, Object base, Object property) If the base object is a list, returns the most general acceptable type for a value in this list.
abstract Object	ValueExpression.getValue(ELContext context) Evaluates the expression relative to the provided context, and returns the resulting value.
Object	CompositeELResolver.getValue(ELContext context, Object base, Object property) Attempts to resolve the given property object on the given base object by querying all component resolvers.
abstract Object	ELResolver.getValue(ELContext context, Object base, Object property) Attempts to resolve the given property object on the given base object.
Object	BeanNameELResolver.getValue(ELContext context, Object base, Object property) If the base object is null and the property is a name that is resolvable by the BeanNameResolver, returns the value resolved by the BeanNameResolver.
Object	BeanELResolver.getValue(ELContext context, Object base, Object property) If the base object is not null, returns the current value of the given property on this bean.
Object	MapELResolver.getValue(ELContext context, Object base, Object property) If the base object is a map, returns the value associated with the given key, as specified by the property argument.
Object	StaticFieldELResolver.getValue(ELContext context, Object base, Object property) Returns the value of a static field.
Object	TypeConverter.getValue(ELContext context, Object base, Object property)
Object	ResourceBundleELResolver.getValue(ELContext context, Object base, Object property) If the base object is an instance of ResourceBundle, the provided property will first be coerced to a String.
Object	ArrayELResolver.getValue(ELContext context, Object base, Object property) If the base object is a Java language array, returns the value at the given index.
Object	ListELResolver.getValue(ELContext context, Object base, Object property) If the base object is a list, returns the value at the given index.
ValueReference	ValueExpression.getValueReference(ELContext context) Returns a ValueReference for this expression instance.
Object	LambdaExpression.invoke(ELContext elContext, Object... args) Invoke the encapsulated Lambda expression.
abstract Object	MethodExpression.invoke(ELContext context, Object[] params) If a String literal is specified as the expression, returns the String literal coerced to the expected return type of the method signature.
Object	CompositeELResolver.invoke(ELContext context, Object base, Object method, Class<?>[] paramTypes, Object[] params) Attempts to resolve and invoke the given method on the given base object by querying all component resolvers.
Object	ELResolver.invoke(ELContext context, Object base, Object method, Class<?>[] paramTypes, Object[] params) Attempts to resolve and invoke the given method on the given base object.
Object	BeanELResolver.invoke(ELContext context, Object base, Object methodName, Class<?>[] paramTypes, Object[] params) If the base object is not null, invoke the method, with the given parameters on this bean.
Object	StaticFieldELResolver.invoke(ELContext context, Object base, Object methodName, Class<?>[] paramTypes, Object[] params) Invokes a public static method or the constructor for a class.
abstract boolean	ValueExpression.isReadOnly(ELContext context) Evaluates the expression relative to the provided context, and returns true if a call to ValueExpression.setValue(javax.el.ELContext, java.lang.Object) will always fail.
boolean	CompositeELResolver.isReadOnly(ELContext context, Object base, Object property) For a given base and property, attempts to determine whether a call to CompositeELResolver.setValue(javax.el.ELContext, java.lang.Object, java.lang.Object, java.lang.Object) will always fail.
abstract boolean	ELResolver.isReadOnly(ELContext context, Object base, Object property) For a given base and property, attempts to determine whether a call to ELResolver.setValue(javax.el.ELContext, java.lang.Object, java.lang.Object, java.lang.Object) will always fail.
boolean	BeanNameELResolver.isReadOnly(ELContext context, Object base, Object property) If the base is null and the property is a name resolvable by the BeanNameResolver, attempts to determine if the bean is writable.
boolean	BeanELResolver.isReadOnly(ELContext context, Object base, Object property) If the base object is not null, returns whether a call to BeanELResolver.setValue(javax.el.ELContext, java.lang.Object, java.lang.Object, java.lang.Object) will always fail.
boolean	MapELResolver.isReadOnly(ELContext context, Object base, Object property) If the base object is a map, returns whether a call to MapELResolver.setValue(javax.el.ELContext, java.lang.Object, java.lang.Object, java.lang.Object) will always fail.
boolean	StaticFieldELResolver.isReadOnly(ELContext context, Object base, Object property) Inquires whether the static field is writable.
boolean	TypeConverter.isReadOnly(ELContext context, Object base, Object property)
boolean	ResourceBundleELResolver.isReadOnly(ELContext context, Object base, Object property) If the base object is not null and an instanceof ResourceBundle, return true.
boolean	ArrayELResolver.isReadOnly(ELContext context, Object base, Object property) If the base object is a Java language array, returns whether a call to ArrayELResolver.setValue(javax.el.ELContext, java.lang.Object, java.lang.Object, java.lang.Object) will always fail.
boolean	ListELResolver.isReadOnly(ELContext context, Object base, Object property) If the base object is a list, returns whether a call to ListELResolver.setValue(javax.el.ELContext, java.lang.Object, java.lang.Object, java.lang.Object) will always fail.
void	EvaluationListener.propertyResolved(ELContext context, Object base, Object property) Receives notification when the (base, property) pair is resolved
ELContext	ELManager.setELContext(ELContext context) Set the ELContext used for parsing and evaluating Jakarta Expression Language expressions.
void	LambdaExpression.setELContext(ELContext context) Set the ELContext to use in evaluating the LambdaExpression.
abstract void	ValueExpression.setValue(ELContext context, Object value) Evaluates the expression relative to the provided context, and sets the result to the provided value.
void	CompositeELResolver.setValue(ELContext context, Object base, Object property, Object val) Attempts to set the value of the given property object on the given base object.
abstract void	ELResolver.setValue(ELContext context, Object base, Object property, Object value) Attempts to set the value of the given property object on the given base object.
void	BeanNameELResolver.setValue(ELContext context, Object base, Object property, Object value) If the base is null and the property is a name that is resolvable by the BeanNameResolver, the bean in the BeanNameResolver is set to the given value.
void	BeanELResolver.setValue(ELContext context, Object base, Object property, Object val) If the base object is not null, attempts to set the value of the given property on this bean.
void	MapELResolver.setValue(ELContext context, Object base, Object property, Object val) If the base object is a map, attempts to set the value associated with the given key, as specified by the property argument.
void	StaticFieldELResolver.setValue(ELContext context, Object base, Object property, Object value) Attempts to write to a static field.
void	TypeConverter.setValue(ELContext context, Object base, Object property, Object value)
void	ResourceBundleELResolver.setValue(ELContext context, Object base, Object property, Object value) If the base object is a ResourceBundle, throw a PropertyNotWritableException.
void	ArrayELResolver.setValue(ELContext context, Object base, Object property, Object val) If the base object is a Java language array, attempts to set the value at the given index with the given value.
void	ListELResolver.setValue(ELContext context, Object base, Object property, Object val) If the base object is a list, attempts to set the value at the given index with the given value.

Constructors in javax.el with parameters of type ELContext

Constructor and Description
ELContextEvent(ELContext source) Constructs an ELContextEvent object to indicate that an ELContext has been created.
StandardELContext(ELContext context) Construct a StandardELContext from another ELContext.