HttpContinue (Undertow 2.1.0.Final API)

java.lang.Object
- io.undertow.server.protocol.http.HttpContinue

```
public class HttpContinue
extends Object
```
Class that provides support for dealing with HTTP 100 (Continue) responses.
Note that if a client is pipelining some requests and sending continue for others this could cause problems if the pipelining buffer is enabled.

Author:

Stuart Douglas

Nested Class Summary

Nested Classes
Modifier and Type Class and Description

static interface HttpContinue.ContinueResponseSender
A continue response that is in the process of being sent.

Nested Classes
Modifier and Type	Class and Description
`static interface`	`HttpContinue.ContinueResponseSender` A continue response that is in the process of being sent.

Field Summary

Fields
Modifier and Type Field and Description

static String CONTINUE

Fields
Modifier and Type	Field and Description
`static String`	`CONTINUE`

Constructor Summary

Constructors
Constructor and Description

HttpContinue()

Constructors
Constructor and Description
`HttpContinue()`

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static HttpContinue.ContinueResponseSender`	`createResponseSender(HttpServerExchange exchange)` Creates a response sender that can be used to send a HTTP 100-continue response.
`static void`	`markContinueResponseSent(HttpServerExchange exchange)` Marks a continue response as already having been sent.
`static void`	`rejectExchange(HttpServerExchange exchange)` Sets a 417 response code and ends the exchange.
`static boolean`	`requiresContinueResponse(HeaderMap requestHeaders)`
`static boolean`	`requiresContinueResponse(HttpServerExchange exchange)` Returns true if this exchange requires the server to send a 100 (Continue) response.
`static void`	`sendContinueResponse(HttpServerExchange exchange, IoCallback callback)` Sends a continuation using async IO, and calls back when it is complete.
`static void`	`sendContinueResponseBlocking(HttpServerExchange exchange)` Sends a continue response using blocking IO

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - CONTINUE
```
public static final String CONTINUE
```
    See Also:
    
    Constant Field Values
- Constructor Detail
  - HttpContinue
```
public HttpContinue()
```
- Method Detail
  - requiresContinueResponse
```
public static boolean requiresContinueResponse(HttpServerExchange exchange)
```
    Returns true if this exchange requires the server to send a 100 (Continue) response.
    
    Parameters:
    
    exchange - The exchange
    
    Returns:
    
    true if the server needs to send a continue response
  - requiresContinueResponse
```
public static boolean requiresContinueResponse(HeaderMap requestHeaders)
```
  - sendContinueResponse
```
public static void sendContinueResponse(HttpServerExchange exchange,
                                        IoCallback callback)
```
    Sends a continuation using async IO, and calls back when it is complete.
    
    Parameters:
    
    exchange - The exchange
    
    callback - The completion callback
  - createResponseSender
```
public static HttpContinue.ContinueResponseSender createResponseSender(HttpServerExchange exchange)
                                                                throws IOException
```
    Creates a response sender that can be used to send a HTTP 100-continue response.
    
    Parameters:
    
    exchange - The exchange
    
    Returns:
    
    The response sender
    
    Throws:
    
    IOException
  - markContinueResponseSent
```
public static void markContinueResponseSent(HttpServerExchange exchange)
```
    Marks a continue response as already having been sent. In general this should only be used by low level handlers than need fine grained control over the continue response.
    
    Parameters:
    
    exchange - The exchange
  - sendContinueResponseBlocking
```
public static void sendContinueResponseBlocking(HttpServerExchange exchange)
                                         throws IOException
```
    Sends a continue response using blocking IO
    
    Parameters:
    
    exchange - The exchange
    
    Throws:
    
    IOException
  - rejectExchange
```
public static void rejectExchange(HttpServerExchange exchange)
```
    Sets a 417 response code and ends the exchange.
    
    Parameters:
    
    exchange - The exchange to reject

Class HttpContinue

Nested Class Summary

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

CONTINUE

Constructor Detail

HttpContinue

Method Detail

requiresContinueResponse

requiresContinueResponse

sendContinueResponse

createResponseSender

markContinueResponseSent

sendContinueResponseBlocking

rejectExchange