javax.el

Class ExpressionFactory

java.lang.Object

javax.el.ExpressionFactory

Direct Known Subclasses:

CandiExpressionFactory, ExpressionFactoryImpl

public abstract class ExpressionFactory
extends java.lang.Object

Represents an EL expression factory

Constructor Summary

Constructors

Constructor and Description
ExpressionFactory()

Method Summary

Modifier and Type	Method and Description
abstract java.lang.Object	coerceToType(java.lang.Object obj, java.lang.Class<?> targetType)
abstract MethodExpression	createMethodExpression(ELContext context, java.lang.String expression, java.lang.Class<?> expectedReturnType, java.lang.Class<?>[] expectedParamTypes)
abstract ValueExpression	createValueExpression(ELContext context, java.lang.String expression, java.lang.Class<?> expectedType)
abstract ValueExpression	createValueExpression(java.lang.Object instance, java.lang.Class<?> expectedType)
static ExpressionFactory	newInstance()
static ExpressionFactory	newInstance(java.util.Properties properties)

Methods inherited from class java.lang.Object

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

Constructor Detail

ExpressionFactory

public ExpressionFactory()

Method Detail

coerceToType

public abstract java.lang.Object coerceToType(java.lang.Object obj,
                                              java.lang.Class<?> targetType)
                                       throws ELException

Throws:

ELException

createMethodExpression

public abstract MethodExpression createMethodExpression(ELContext context,
                                                        java.lang.String expression,
                                                        java.lang.Class<?> expectedReturnType,
                                                        java.lang.Class<?>[] expectedParamTypes)
                                                 throws ELException

Throws:

ELException

createValueExpression

public abstract ValueExpression createValueExpression(ELContext context,
                                                      java.lang.String expression,
                                                      java.lang.Class<?> expectedType)
                                               throws ELException

Throws:

ELException

createValueExpression

public abstract ValueExpression createValueExpression(java.lang.Object instance,
                                                      java.lang.Class<?> expectedType)
                                               throws ELException

Throws:

ELException

newInstance

public static ExpressionFactory newInstance()

newInstance

public static ExpressionFactory newInstance(java.util.Properties properties)