Package io.undertow.server.handlers

Class RequestLimitingHandler

java.lang.Object

io.undertow.server.handlers.RequestLimitingHandler

All Implemented Interfaces:

HttpHandler

public final class RequestLimitingHandler
extends java.lang.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

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	RequestLimitingHandler.Builder

Constructor Summary

Constructors

Constructor	Description
RequestLimitingHandler(int maximumConcurrentRequests, int queueSize, HttpHandler nextHandler)	Construct a new instance.
RequestLimitingHandler(int maximumConcurrentRequests, HttpHandler nextHandler)	Construct a new instance.
RequestLimitingHandler(RequestLimit requestLimit, HttpHandler nextHandler)	Construct a new instance.

Method Summary

Modifier and Type	Method	Description
RequestLimit	getRequestLimit()
void	handleRequest(HttpServerExchange exchange)	Handle the request.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

RequestLimitingHandler

public RequestLimitingHandler(int maximumConcurrentRequests,
                              int queueSize,
                              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

queueSize - the maximum number of requests to queue

nextHandler - the next handler

RequestLimitingHandler

public RequestLimitingHandler(RequestLimit requestLimit,
                              HttpHandler nextHandler)

Construct a new instance. This version takes a RequestLimit directly which may be shared with other handlers.

Parameters:

requestLimit - the request limit information.

nextHandler - the next handler

Method Detail

handleRequest

public void handleRequest(HttpServerExchange exchange)
                   throws java.lang.Exception

Description copied from interface: HttpHandler

Handle the request.

Specified by:

handleRequest in interface HttpHandler

Parameters:

exchange - the HTTP request/response exchange

Throws:

java.lang.Exception

getRequestLimit

public RequestLimit getRequestLimit()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object