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Alamofire
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a15dc1d6
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体验新版 GitCode,发现更多精彩内容 >>
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a15dc1d6
编写于
6月 04, 2015
作者:
P
Peter Sobot
提交者:
Christian Noon
6月 13, 2015
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电子邮件补丁
差异文件
Added .stream callback to receive streaming data responses.
上级
b92f4e05
变更
1
显示空白变更内容
内联
并排
Showing
1 changed file
with
31 addition
and
3 deletion
+31
-3
Source/Request.swift
Source/Request.swift
+31
-3
未找到文件。
Source/Request.swift
浏览文件 @
a15dc1d6
...
...
@@ -116,6 +116,24 @@ public class Request {
return
self
}
/**
Sets a closure to be called periodically during the lifecycle of the request as data is read from the server.
This closure returns the bytes most recently received from the server, not including data from in previous calls.
If this closure is set, data will only be available within this closure, and will not be otherwise saved.
(The .response closure will be called with nil responseData.)
:param: closure The code to be executed periodically during the lifecycle of the request.
:returns: The request.
*/
public
func
stream
(
closure
:
((
NSData
)
->
Void
)?
=
nil
)
->
Self
{
if
let
dataDelegate
=
delegate
as?
DataTaskDelegate
{
dataDelegate
.
dataStream
=
closure
}
return
self
}
// MARK: - Response
/**
...
...
@@ -300,15 +318,21 @@ public class Request {
class
DataTaskDelegate
:
TaskDelegate
,
NSURLSessionDataDelegate
{
var
dataTask
:
NSURLSessionDataTask
?
{
return
task
as?
NSURLSessionDataTask
}
private
var
totalBytesReceived
:
Int64
=
0
private
var
mutableData
:
NSMutableData
override
var
data
:
NSData
?
{
if
dataStream
!=
nil
{
return
nil
}
else
{
return
mutableData
}
}
private
var
expectedContentLength
:
Int64
?
var
dataProgress
:
((
bytesReceived
:
Int64
,
totalBytesReceived
:
Int64
,
totalBytesExpectedToReceive
:
Int64
)
->
Void
)?
var
dataStream
:
((
data
:
NSData
)
->
Void
)?
override
init
(
task
:
NSURLSessionTask
)
{
self
.
mutableData
=
NSMutableData
()
...
...
@@ -345,10 +369,14 @@ public class Request {
func
URLSession
(
session
:
NSURLSession
,
dataTask
:
NSURLSessionDataTask
,
didReceiveData
data
:
NSData
)
{
if
dataTaskDidReceiveData
!=
nil
{
dataTaskDidReceiveData
!
(
session
,
dataTask
,
data
)
}
else
{
if
let
ds
=
dataStream
{
ds
(
data
:
data
)
}
else
{
mutableData
.
appendData
(
data
)
}
totalBytesReceived
+=
data
.
length
let
totalBytesReceived
=
Int64
(
mutableData
.
length
)
let
totalBytesExpectedToReceive
=
dataTask
.
response
?
.
expectedContentLength
??
NSURLSessionTransferSizeUnknown
progress
.
totalUnitCount
=
totalBytesExpectedToReceive
...
...
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