io.undertow.server.handlers

Class RequestLimitingHandler

java.lang.Object

io.undertow.server.handlers.RequestLimitingHandler

All Implemented Interfaces:

HttpHandler

public final class RequestLimitingHandler
extends Object
implements HttpHandler

A handler which limits the maximum number of concurrent requests. Requests beyond the limit will block until the previous request is complete.

Author:

David M. Lloyd

Constructor Summary

Constructors

Constructor and Description
RequestLimitingHandler(int maximumConcurrentRequests, HttpHandler nextHandler) Construct a new instance.

Method Summary

Methods

Modifier and Type	Method and Description
int	getMaximumConcurrentRequests() Get the maximum concurrent requests.
HttpHandler	getNextHandler() Get the next handler.
void	handleRequest(HttpServerExchange exchange) Handle the request.
int	setMaximumConcurrentRequests(int newMax) Set the maximum concurrent requests.
RequestLimitingHandler	setNextHandler(HttpHandler nextHandler) Set the next handler.

Methods inherited from class java.lang.Object

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

Constructor Detail

RequestLimitingHandler

public RequestLimitingHandler(int maximumConcurrentRequests,
                      HttpHandler nextHandler)

Construct a new instance. The maximum number of concurrent requests must be at least one. The next handler must not be null.

Parameters:

maximumConcurrentRequests - the maximum concurrent requests

nextHandler - the next 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

getMaximumConcurrentRequests

public int getMaximumConcurrentRequests()

Get the maximum concurrent requests.

Returns:

the maximum concurrent requests

setMaximumConcurrentRequests

public int setMaximumConcurrentRequests(int newMax)

Set the maximum concurrent requests. The value must be greater than or equal to one.

Parameters:

newMax - the maximum concurrent requests

getNextHandler

public HttpHandler getNextHandler()

Get the next handler. Will not be null.

Returns:

the next handler

setNextHandler

public RequestLimitingHandler setNextHandler(HttpHandler nextHandler)

Set the next handler. The value must not be null.

Parameters:

nextHandler - the next handler