See: Description
Interface | Description |
---|---|
IURLFetchServiceFactory |
Factory for
URLFetchService |
URLFetchService |
The
URLFetchService provides a way for user code to execute
HTTP requests to external URLs. |
Class | Description |
---|---|
FetchOptions |
Allows users to customize the behavior of
URLFetchService
operations. |
FetchOptions.Builder |
Contains static creation methods for
FetchOptions . |
HTTPHeader |
HTTPHeader can represent either an HTTP request header, or
an HTTP response header. |
HTTPRequest |
HTTPRequest encapsulates a single HTTP request that is made
via the URLFetchService . |
HTTPResponse |
HTTPResponse encapsulates the results of a HTTPRequest made via the URLFetchService . |
IURLFetchServiceFactoryProvider |
Factory provider for
IURLFetchServiceFactory . |
URLFetchServiceFactory |
Factory for
URLFetchService |
Enum | Description |
---|---|
HTTPMethod |
HTTPMethod is an enumeration of HTTP methods that can be
sent to a remote server via the URLFetchService . |
Exception | Description |
---|---|
InternalTransientException |
InternalTransientException is thrown when
a temporary error occurs in retrieving the URL. |
ResponseTooLargeException |
ResponseTooLargeException is thrown when the result of a
URLFetchService operation is too large. |
URLConnection
class can also be
used to do this, and in App Engine is implemented by using URL
Fetch. Chunked and hanging requests, however, are not supported.
As is typical for App Engine services, the URLFetchServiceFactory
returns a URLFetchService
, which is used to actually make requests
of the service.