javax.faces.el
Class MethodBinding

java.lang.Object
  javax.faces.el.MethodBinding

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
MethodBinding()           Deprecated.

 

Method Summary
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. 

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

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

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.