io.undertow.server.handlers

Class ExceptionHandler

java.lang.Object

io.undertow.server.handlers.ExceptionHandler

All Implemented Interfaces:

HttpHandler

public class ExceptionHandler
extends Object
implements HttpHandler

Handler that dispatches to a given handler and allows mapping exceptions to be handled by additional handlers. The order the exception handlers are added is important because of inheritance. Add all child classes before their parents in order to use different handlers.

Field Summary

Fields

Modifier and Type	Field and Description
static AttachmentKey<Throwable>	THROWABLE

Constructor Summary

Constructors

Constructor and Description
ExceptionHandler(HttpHandler handler)

Method Summary

Modifier and Type	Method and Description
<T extends Throwable> ExceptionHandler	addExceptionHandler(Class<T> clazz, HttpHandler handler)
void	handleRequest(HttpServerExchange exchange) Handle the request.

Methods inherited from class java.lang.Object

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

Field Detail

THROWABLE

public static final AttachmentKey<Throwable> THROWABLE

Constructor Detail

ExceptionHandler

public ExceptionHandler(HttpHandler handler)

Method Detail

handleRequest

public void handleRequest(HttpServerExchange exchange)
                   throws Exception

Description copied from interface: HttpHandler

Handle the request.

Specified by:

handleRequest in interface HttpHandler

Parameters:

exchange - the HTTP request/response exchange

Throws:

Exception

addExceptionHandler

public <T extends Throwable> ExceptionHandler addExceptionHandler(Class<T> clazz,
                                                                  HttpHandler handler)