Package jakarta.faces.el

Class MethodBinding

java.lang.Object
jakarta.faces.el.MethodBinding
Direct Known Subclasses:
LegacyMethodBinding, MethodBindingMethodExpressionAdapter
@Deprecated
public abstract class MethodBinding
extends Object
Deprecated.
This has been replaced by MethodExpression.

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 Description
    MethodBinding()
    Deprecated.
     

  • Method Summary

    Modifier and Type Method 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 Details

  • Method Details

    • 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