me.alidg.errors.handlers

Class SpringValidationWebErrorHandler

java.lang.Object

me.alidg.errors.handlers.SpringValidationWebErrorHandler

All Implemented Interfaces:

WebErrorHandler

public class SpringValidationWebErrorHandler
extends Object
implements WebErrorHandler

A WebErrorHandler responsible for handling validation errors thrown by the web layer. Currently, the following exceptions are supported:

• BindException
• MethodArgumentNotValidException

Author:

Ali Dehghani

Constructor Summary

Constructors

Constructor and Description
SpringValidationWebErrorHandler()

Method Summary

Modifier and Type	Method and Description
boolean	canHandle(Throwable exception) Can only handle supported exceptions mentioned above.
HandledException	handle(Throwable exception) After extracting the BindingResult from the exception, would iterate over all errors and pack all validation errors with their corresponding to be exposed arguments.

Methods inherited from class java.lang.Object

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

Constructor Detail

SpringValidationWebErrorHandler

public SpringValidationWebErrorHandler()

Method Detail

canHandle

public boolean canHandle(Throwable exception)

Can only handle supported exceptions mentioned above.

Specified by:

canHandle in interface WebErrorHandler

Parameters:

exception - The exception to examine.

Returns:

true if it can handle the exception, false otherwise.

handle

@NonNull
public HandledException handle(Throwable exception)

After extracting the BindingResult from the exception, would iterate over all errors and pack all validation errors with their corresponding to be exposed arguments.

Specified by:

handle in interface WebErrorHandler

Parameters:

exception - The exception to handle.

Returns:

A HandledException instance containing the required details about the validation errors.