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Added support for stream tasks in iOS 9+ and OSX 10.11+.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,180 @@ | ||
| // Stream.swift | ||
| // | ||
| // Copyright (c) 2014–2015 Alamofire Software Foundation (http://alamofire.org/) | ||
| // | ||
| // Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| // of this software and associated documentation files (the "Software"), to deal | ||
| // in the Software without restriction, including without limitation the rights | ||
| // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| // copies of the Software, and to permit persons to whom the Software is | ||
| // furnished to do so, subject to the following conditions: | ||
| // | ||
| // The above copyright notice and this permission notice shall be included in | ||
| // all copies or substantial portions of the Software. | ||
| // | ||
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | ||
| // THE SOFTWARE. | ||
|
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| import Foundation | ||
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| #if !os(watchOS) | ||
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| @available(iOS 9.0, OSX 10.11, *) | ||
| extension Manager { | ||
| private enum Streamable { | ||
| case Stream(String, Int) | ||
| case NetService(NSNetService) | ||
| } | ||
|
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| private func stream(streamable: Streamable) -> Request { | ||
| var streamTask: NSURLSessionStreamTask! | ||
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| switch streamable { | ||
| case .Stream(let hostName, let port): | ||
| dispatch_sync(queue) { | ||
| streamTask = self.session.streamTaskWithHostName(hostName, port: port) | ||
| } | ||
| case .NetService(let netService): | ||
| dispatch_sync(queue) { | ||
| streamTask = self.session.streamTaskWithNetService(netService) | ||
| } | ||
| } | ||
|
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| let request = Request(session: session, task: streamTask) | ||
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| delegate[request.delegate.task] = request.delegate | ||
|
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| if startRequestsImmediately { | ||
| request.resume() | ||
| } | ||
|
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| return request | ||
| } | ||
|
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| /** | ||
| Creates a request for bidirectional streaming with the given hostname and port. | ||
|
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| - parameter hostName: The hostname of the server to connect to. | ||
| - parameter port: The port of the server to connect to. | ||
|
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| :returns: The created stream request. | ||
| */ | ||
| public func stream(hostName hostName: String, port: Int) -> Request { | ||
| return stream(.Stream(hostName, port)) | ||
| } | ||
|
|
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| /** | ||
| Creates a request for bidirectional streaming with the given `NSNetService`. | ||
|
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| - parameter netService: The net service used to identify the endpoint. | ||
|
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| - returns: The created stream request. | ||
| */ | ||
| public func stream(netService netService: NSNetService) -> Request { | ||
| return stream(.NetService(netService)) | ||
| } | ||
| } | ||
|
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| // MARK: - | ||
|
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| @available(iOS 9.0, OSX 10.11, *) | ||
| extension Manager.SessionDelegate: NSURLSessionStreamDelegate { | ||
|
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| // MARK: Override Closures | ||
|
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| /// Overrides default behavior for NSURLSessionStreamDelegate method `URLSession:readClosedForStreamTask:`. | ||
| public var streamTaskReadClosed: ((NSURLSession, NSURLSessionStreamTask) -> Void)? { | ||
| get { | ||
| return _streamTaskReadClosed as? (NSURLSession, NSURLSessionStreamTask) -> Void | ||
| } | ||
| set { | ||
| _streamTaskReadClosed = newValue | ||
| } | ||
| } | ||
|
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| /// Overrides default behavior for NSURLSessionStreamDelegate method `URLSession:writeClosedForStreamTask:`. | ||
| public var streamTaskWriteClosed: ((NSURLSession, NSURLSessionStreamTask) -> Void)? { | ||
| get { | ||
| return _streamTaskWriteClosed as? (NSURLSession, NSURLSessionStreamTask) -> Void | ||
| } | ||
| set { | ||
| _streamTaskWriteClosed = newValue | ||
| } | ||
| } | ||
|
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| /// Overrides default behavior for NSURLSessionStreamDelegate method `URLSession:betterRouteDiscoveredForStreamTask:`. | ||
| public var streamTaskBetterRouteDiscovered: ((NSURLSession, NSURLSessionStreamTask) -> Void)? { | ||
| get { | ||
| return _streamTaskBetterRouteDiscovered as? (NSURLSession, NSURLSessionStreamTask) -> Void | ||
| } | ||
| set { | ||
| _streamTaskBetterRouteDiscovered = newValue | ||
| } | ||
| } | ||
|
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| /// Overrides default behavior for NSURLSessionStreamDelegate method `URLSession:streamTask:didBecomeInputStream:outputStream:`. | ||
| public var streamTaskDidBecomeInputStream: ((NSURLSession, NSURLSessionStreamTask, NSInputStream, NSOutputStream) -> Void)? { | ||
| get { | ||
| return _streamTaskDidBecomeInputStream as? (NSURLSession, NSURLSessionStreamTask, NSInputStream, NSOutputStream) -> Void | ||
| } | ||
| set { | ||
| _streamTaskDidBecomeInputStream = newValue | ||
| } | ||
| } | ||
|
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| // MARK: Delegate Methods | ||
|
|
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| /** | ||
| Tells the delegate that the read side of the connection has been closed. | ||
|
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| - parameter session: The session. | ||
| - parameter streamTask: The stream task. | ||
| */ | ||
| public func URLSession(session: NSURLSession, readClosedForStreamTask streamTask: NSURLSessionStreamTask) { | ||
| streamTaskReadClosed?(session, streamTask) | ||
| } | ||
|
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| /** | ||
| Tells the delegate that the write side of the connection has been closed. | ||
|
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| - parameter session: The session. | ||
| - parameter streamTask: The stream task. | ||
| */ | ||
| public func URLSession(session: NSURLSession, writeClosedForStreamTask streamTask: NSURLSessionStreamTask) { | ||
| streamTaskWriteClosed?(session, streamTask) | ||
| } | ||
|
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| /** | ||
| Tells the delegate that the system has determined that a better route to the host is available. | ||
|
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| - parameter session: The session. | ||
| - parameter streamTask: The stream task. | ||
| */ | ||
| public func URLSession(session: NSURLSession, betterRouteDiscoveredForStreamTask streamTask: NSURLSessionStreamTask) { | ||
| streamTaskBetterRouteDiscovered?(session, streamTask) | ||
| } | ||
|
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| /** | ||
| Tells the delegate that the stream task has been completed and provides the unopened stream objects. | ||
|
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| - parameter session: The session. | ||
| - parameter streamTask: The stream task. | ||
| - parameter inputStream: The new input stream. | ||
| - parameter outputStream: The new output stream. | ||
| */ | ||
| public func URLSession( | ||
| session: NSURLSession, | ||
| streamTask: NSURLSessionStreamTask, | ||
| didBecomeInputStream inputStream: NSInputStream, | ||
| outputStream: NSOutputStream) | ||
| { | ||
| streamTaskDidBecomeInputStream?(session, streamTask, inputStream, outputStream) | ||
| } | ||
| } | ||
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| #endif |