62 lines
2.0 KiB
Objective-C
62 lines
2.0 KiB
Objective-C
//
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// Copyright (c) 2018 Open Whisper Systems. All rights reserved.
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//
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#import "NSError+MessageSending.h"
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#import <objc/runtime.h>
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NS_ASSUME_NONNULL_BEGIN
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static void *kNSError_MessageSender_IsRetryable = &kNSError_MessageSender_IsRetryable;
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static void *kNSError_MessageSender_ShouldBeIgnoredForGroups = &kNSError_MessageSender_ShouldBeIgnoredForGroups;
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static void *kNSError_MessageSender_IsFatal = &kNSError_MessageSender_IsFatal;
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// isRetryable and isFatal are opposites but not redundant.
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//
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// If a group message send fails, the send will be retried if any of the errors were retryable UNLESS
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// any of the errors were fatal. Fatal errors trump retryable errors.
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@implementation NSError (MessageSending)
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- (BOOL)isRetryable
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{
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NSNumber *value = objc_getAssociatedObject(self, kNSError_MessageSender_IsRetryable);
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// This value should always be set for all errors by the time OWSSendMessageOperation
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// queries it's value. If not, default to retrying in production.
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return value ? [value boolValue] : YES;
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}
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- (void)setIsRetryable:(BOOL)value
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{
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objc_setAssociatedObject(self, kNSError_MessageSender_IsRetryable, @(value), OBJC_ASSOCIATION_COPY);
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}
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- (BOOL)shouldBeIgnoredForGroups
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{
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NSNumber *value = objc_getAssociatedObject(self, kNSError_MessageSender_ShouldBeIgnoredForGroups);
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// This value will NOT always be set for all errors by the time we query it's value.
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// Default to NOT ignoring.
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return value ? [value boolValue] : NO;
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}
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- (void)setShouldBeIgnoredForGroups:(BOOL)value
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{
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objc_setAssociatedObject(self, kNSError_MessageSender_ShouldBeIgnoredForGroups, @(value), OBJC_ASSOCIATION_COPY);
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}
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- (BOOL)isFatal
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{
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NSNumber *value = objc_getAssociatedObject(self, kNSError_MessageSender_IsFatal);
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// This value will NOT always be set for all errors by the time we query it's value.
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// Default to NOT fatal.
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return value ? [value boolValue] : NO;
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}
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- (void)setIsFatal:(BOOL)value
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{
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objc_setAssociatedObject(self, kNSError_MessageSender_IsFatal, @(value), OBJC_ASSOCIATION_COPY);
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}
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@end
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NS_ASSUME_NONNULL_END
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