Request (Google Web Toolkit Javadoc)

java.lang.Object
- com.google.gwt.http.client.Request

public class Request
extends java.lang.Object

An HTTP request that is waiting for a response. Requests can be queried for their pending status or they can be canceled.

Required Module

Modules that use this class should inherit com.google.gwt.http.HTTP.

<module>
  <!-- other inherited modules, such as com.google.gwt.user.User -->
  <inherits name="com.google.gwt.http.HTTP"/>
  <!-- additional module settings -->
</module>

Nested Class Summary

Nested Classes
Modifier and Type	Class and Description
`(package private) static class`	`Request.RequestImpl` Native implementation associated with `Request`.
`(package private) static class`	`Request.RequestImplIE6To9` Special `Request.RequestImpl` for IE6-9 to work around some IE specialities.

Constructor Summary

Constructors
Modifier	Constructor and Description
`protected`	`Request()` Only used for building a `FailedRequest`.
`(package private)`	`Request(XMLHttpRequest xmlHttpRequest, int timeoutMillis, RequestCallback callback)` Constructs an instance of the Request object.

Method Summary

Methods
Modifier and Type	Method and Description
`void`	`cancel()` Cancels a pending request.
`(package private) void`	`fireOnResponseReceived(RequestCallback callback)`
`boolean`	`isPending()` Returns true if this request is waiting for a response.

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

- Constructor Detail
  - Request
```
protected Request()
```
    Only used for building a FailedRequest.
  - Request
```
Request(XMLHttpRequest xmlHttpRequest,
       int timeoutMillis,
       RequestCallback callback)
```
    Constructs an instance of the Request object.
    
    Parameters:
    xmlHttpRequest - JavaScript XmlHttpRequest object instance
    timeoutMillis - number of milliseconds to wait for a response
    callback - callback interface to use for notification
    
    Throws:
    
    java.lang.IllegalArgumentException - if timeoutMillis < 0
    
    java.lang.NullPointerException - if xmlHttpRequest, or callback are null
- Method Detail
  - cancel
```
public void cancel()
```
    Cancels a pending request. If the request has already been canceled or if it has timed out no action is taken.
  - isPending
```
public boolean isPending()
```
    Returns true if this request is waiting for a response.
    
    Returns:
    true if this request is waiting for a response
  - fireOnResponseReceived
```
void fireOnResponseReceived(RequestCallback callback)
```

Class Request

Required Module

Nested Class Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

Request

Request

Method Detail

cancel

isPending

fireOnResponseReceived