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3ad5c9e016
Summary: All code styles are terribly ugly. We have the only choise - choise something and embrace it. This particular code style was borrowed from a neibour Fabric-friendly project because it follows established Facebook guides and respects client-side traditions. Reviewed By: mdvacca Differential Revision: D10218598 fbshipit-source-id: 8c4cf6713c07768566dadef479191661c79988f0
53 lines
1.3 KiB
C++
53 lines
1.3 KiB
C++
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#include "ImageRequest.h"
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namespace facebook {
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namespace react {
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class ImageRequest::ImageNoLongerNeededException : public std::logic_error {
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public:
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ImageNoLongerNeededException()
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: std::logic_error("Image no longer needed.") {}
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};
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ImageRequest::ImageRequest() {}
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ImageRequest::ImageRequest(
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const ImageSource &imageSource,
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folly::Future<ImageResponse> &&responseFuture)
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: imageSource_(imageSource),
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responseFutureSplitter_(folly::splitFuture(std::move(responseFuture))) {}
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ImageRequest::ImageRequest(ImageRequest &&other) noexcept
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: imageSource_(std::move(other.imageSource_)),
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responseFutureSplitter_(std::move(other.responseFutureSplitter_)) {
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other.moved_ = true;
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};
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ImageRequest::~ImageRequest() {
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if (!moved_) {
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auto future = responseFutureSplitter_.getFuture();
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if (!future.isReady()) {
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future.raise(ImageNoLongerNeededException());
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}
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}
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}
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folly::Future<ImageResponse> ImageRequest::getResponseFuture() const {
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if (moved_) {
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abort();
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}
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std::lock_guard<std::mutex> lock(mutex_);
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return responseFutureSplitter_.getFuture();
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}
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} // namespace react
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} // namespace facebook
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