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add observable subscription to Publisher
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49 changes: 49 additions & 0 deletions
49
DXFeedFramework/Native/Subscription/DXObservableSubscription.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,49 @@ | ||
| // | ||
| // | ||
| // Copyright (C) 2023 Devexperts LLC. All rights reserved. | ||
| // This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0. | ||
| // If a copy of the MPL was not distributed with this file, You can obtain one at http://mozilla.org/MPL/2.0/. | ||
| // | ||
|
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| import Foundation | ||
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| class DXObservableSubscription { | ||
| /// Subscription native wrapper. | ||
| private let native: NativeObservableSubscription | ||
| /// List of event types associated with this ``DXObservableSubscription`` | ||
| fileprivate let events: Set<EventCode> | ||
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| /// - Throws: ``GraalException`` Rethrows exception from Java, ``ArgumentException/argumentNil`` | ||
| internal init(native: NativeObservableSubscription?, events: [EventCode]) throws { | ||
| if let native = native { | ||
| self.native = native | ||
| } else { | ||
| throw ArgumentException.argumentNil | ||
| } | ||
| self.events = Set(events) | ||
| } | ||
| } | ||
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| extension DXObservableSubscription: IObservableSubscription { | ||
| public func isClosed() -> Bool { | ||
| return native.isClosed() | ||
| } | ||
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| public var eventTypes: Set<EventCode> { | ||
| return events | ||
| } | ||
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| public func isContains(_ eventType: EventCode) -> Bool { | ||
| return events.contains(eventType) | ||
| } | ||
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| /// - Throws: GraalException. Rethrows exception from Java. | ||
| public func addChangeListener(_ listener: ObservableSubscriptionChangeListener) throws { | ||
| try native.addChangeListener(listener) | ||
| } | ||
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| /// - Throws: GraalException. Rethrows exception from Java. | ||
| public func removeChangeListener(_ listener: ObservableSubscriptionChangeListener) throws { | ||
| try native.removeChangeListener(listener) | ||
| } | ||
| } |
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