Verifier (Jakarta Server Faces API documentation)

java.lang.Object

com.sun.faces.config.Verifier

public class Verifier
extends Object

This class backs the com.sun.faces.verifyObjects feature which provides basic validation of Components, Converters, and Validators.

Nested Class Summary

Nested Classes

Modifier and Type Class Description

static class Verifier.ObjectType
Represent the current Faces object types we validate.

Method Summary

Modifier and Type	Method	Description
`static Verifier`	`getCurrentInstance()`
`List<String>`	`getMessages()`
`boolean`	`isApplicationValid()`
`static void`	`setCurrentInstance(Verifier verifier)`	Set the `Verifier` for this thread (typically the same thread that is used to bootstrap the application).
`void`	`validateObject(Verifier.ObjectType type, String className, Class<?> assignableTo)`	Validate the specified faces object by: Ensure the class can be found and loaded Ensure the object has a public, no-argument constructor Ensure the object is an instance of the class represented by `assignableTo` If any of these tests fail, queue a message to be displayed at a later point in time.

Methods inherited from class java.lang.Object

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

Method Details
- getCurrentInstance
  
  public static Verifier getCurrentInstance()
  
  Returns:
  
  a Verifier for the current web application if com.sun.faces.verifyObjects is enabled
- setCurrentInstance
  
  public static void setCurrentInstance(Verifier verifier)
  
  Set the Verifier for this thread (typically the same thread that is used to bootstrap the application).
  
  Parameters:
  
  verifier - the Verifier for this web application
- isApplicationValid
  
  public boolean isApplicationValid()
  
  Returns:
  
  true if no messages were queued by the validation process
- getMessages
  
  public List<String> getMessages()
  
  Returns:
  
  a List of all failures found
- validateObject
  
  public void validateObject(Verifier.ObjectType type, String className, Class<?> assignableTo)
  Validate the specified faces object by:
  
  Ensure the class can be found and loaded
  
  Ensure the object has a public, no-argument constructor
  Ensure the object is an instance of the class represented by assignableTo
  If any of these tests fail, queue a message to be displayed at a later point in time.
  Parameters:
  
  type - The type of Faces object we're validating
  
  className - the class name of the Faces object we're validating
  
  assignableTo - the type we expect className to either implement or extend