jakarta.faces.el

Class MethodBinding

java.lang.Object

jakarta.faces.el.MethodBinding

Deprecated.

This has been replaced by MethodExpression.

@Deprecated
public abstract class MethodBinding
extends Object

MethodBinding is an object that can be used to call an arbitrary public method, on an instance that is acquired by evaluatng the leading portion of a method binding expression via a ValueBinding. An immutable MethodBinding for a particular method binding expression can be acquired by calling the createMethodBinding() method of the Application instance for this web application.

Constructor Summary

Constructors

Constructor and Description
MethodBinding() Deprecated.

Method Summary

Modifier and Type	Method and Description
String	getExpressionString() Deprecated. Return the (possibly null) expression String, with leading and trailing delimiters, from which this MethodBinding was built.
abstract Class	getType(FacesContext context) Deprecated. Return the Java class representing the return type from the method identified by this method binding expression.
abstract Object	invoke(FacesContext context, Object[] params) Deprecated. Return the return value (if any) resulting from a call to the method identified by this method binding expression, passing it the specified parameters, relative to the specified FacesContext.

Methods inherited from class java.lang.Object

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

Constructor Detail

MethodBinding

public MethodBinding()

Deprecated.

Method Detail

invoke

public abstract Object invoke(FacesContext context,
                              Object[] params)
                       throws EvaluationException,
                              MethodNotFoundException

Deprecated.

Return the return value (if any) resulting from a call to the method identified by this method binding expression, passing it the specified parameters, relative to the specified FacesContext.

Parameters:

context - FacesContext for the current request

params - Array of parameters to be passed to the called method, or null for no parameters

Returns:

the result of the invocation

Throws:

EvaluationException - if an exception is thrown by the called method (the thrown exception must be included as the cause property of this exception)

MethodNotFoundException - if no suitable method can be found

NullPointerException - if context is null

getType

public abstract Class getType(FacesContext context)
                       throws MethodNotFoundException

Deprecated.

Return the Java class representing the return type from the method identified by this method binding expression.

Parameters:

context - FacesContext for the current request

Returns:

the type of the return value

Throws:

MethodNotFoundException - if no suitable method can be found

NullPointerException - if context is null

getExpressionString

public String getExpressionString()

Deprecated.

Return the (possibly null) expression String, with leading and trailing delimiters, from which this MethodBinding was built. The default implementation returns null.

Returns:

the expression string