vendor/Pods/CocoaLumberjack/Lumberjack/DDAbstractDatabaseLogger.m in motion-yapper-0.0.1 vs vendor/Pods/CocoaLumberjack/Lumberjack/DDAbstractDatabaseLogger.m in motion-yapper-0.0.2

- old
+ new

@@ -3,14 +3,14 @@ /** * Welcome to Cocoa Lumberjack! * * The project page has a wealth of documentation if you have any questions. - * https://github.com/robbiehanson/CocoaLumberjack + * https://github.com/CocoaLumberjack/CocoaLumberjack * * If you're new to the project you may wish to read the "Getting Started" wiki. - * https://github.com/robbiehanson/CocoaLumberjack/wiki/GettingStarted + * https://github.com/CocoaLumberjack/CocoaLumberjack/wiki/GettingStarted **/ #if ! __has_feature(objc_arc) #warning This file must be compiled with ARC. Use -fobjc-arc flag (or convert project to ARC). #endif @@ -24,704 +24,704 @@ @implementation DDAbstractDatabaseLogger - (id)init { - if ((self = [super init])) - { + if ((self = [super init])) + { saveThreshold = 500; - saveInterval = 60; // 60 seconds - maxAge = (60 * 60 * 24 * 7); // 7 days - deleteInterval = (60 * 5); // 5 minutes - } - return self; + saveInterval = 60; // 60 seconds + maxAge = (60 * 60 * 24 * 7); // 7 days + deleteInterval = (60 * 5); // 5 minutes + } + return self; } - (void)dealloc { - [self destroySaveTimer]; - [self destroyDeleteTimer]; - + [self destroySaveTimer]; + [self destroyDeleteTimer]; + } //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// #pragma mark Override Me //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// - (BOOL)db_log:(DDLogMessage *)logMessage { - // Override me and add your implementation. - // - // Return YES if an item was added to the buffer. - // Return NO if the logMessage was ignored. - - return NO; + // Override me and add your implementation. + // + // Return YES if an item was added to the buffer. + // Return NO if the logMessage was ignored. + + return NO; } - (void)db_save { - // Override me and add your implementation. + // Override me and add your implementation. } - (void)db_delete { - // Override me and add your implementation. + // Override me and add your implementation. } - (void)db_saveAndDelete { - // Override me and add your implementation. + // Override me and add your implementation. } //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// #pragma mark Private API //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// - (void)performSaveAndSuspendSaveTimer { - if (unsavedCount > 0) - { - if (deleteOnEverySave) - [self db_saveAndDelete]; - else - [self db_save]; - } - - unsavedCount = 0; - unsavedTime = 0; - - if (saveTimer && !saveTimerSuspended) - { - dispatch_suspend(saveTimer); - saveTimerSuspended = YES; - } + if (unsavedCount > 0) + { + if (deleteOnEverySave) + [self db_saveAndDelete]; + else + [self db_save]; + } + + unsavedCount = 0; + unsavedTime = 0; + + if (saveTimer && !saveTimerSuspended) + { + dispatch_suspend(saveTimer); + saveTimerSuspended = YES; + } } - (void)performDelete { - if (maxAge > 0.0) - { - [self db_delete]; - - lastDeleteTime = dispatch_time(DISPATCH_TIME_NOW, 0); - } + if (maxAge > 0.0) + { + [self db_delete]; + + lastDeleteTime = dispatch_time(DISPATCH_TIME_NOW, 0); + } } //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// #pragma mark Timers //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// - (void)destroySaveTimer { - if (saveTimer) - { - dispatch_source_cancel(saveTimer); - if (saveTimerSuspended) - { - // Must resume a timer before releasing it (or it will crash) - dispatch_resume(saveTimer); - saveTimerSuspended = NO; - } - #if !OS_OBJECT_USE_OBJC - dispatch_release(saveTimer); - #endif - saveTimer = NULL; - } + if (saveTimer) + { + dispatch_source_cancel(saveTimer); + if (saveTimerSuspended) + { + // Must resume a timer before releasing it (or it will crash) + dispatch_resume(saveTimer); + saveTimerSuspended = NO; + } + #if !OS_OBJECT_USE_OBJC + dispatch_release(saveTimer); + #endif + saveTimer = NULL; + } } - (void)updateAndResumeSaveTimer { - if ((saveTimer != NULL) && (saveInterval > 0.0) && (unsavedTime > 0.0)) - { - uint64_t interval = (uint64_t)(saveInterval * NSEC_PER_SEC); - dispatch_time_t startTime = dispatch_time(unsavedTime, interval); - - dispatch_source_set_timer(saveTimer, startTime, interval, 1.0); - - if (saveTimerSuspended) - { - dispatch_resume(saveTimer); - saveTimerSuspended = NO; - } - } + if ((saveTimer != NULL) && (saveInterval > 0.0) && (unsavedTime > 0.0)) + { + uint64_t interval = (uint64_t)(saveInterval * NSEC_PER_SEC); + dispatch_time_t startTime = dispatch_time(unsavedTime, interval); + + dispatch_source_set_timer(saveTimer, startTime, interval, 1.0); + + if (saveTimerSuspended) + { + dispatch_resume(saveTimer); + saveTimerSuspended = NO; + } + } } - (void)createSuspendedSaveTimer { - if ((saveTimer == NULL) && (saveInterval > 0.0)) - { - saveTimer = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0, loggerQueue); - - dispatch_source_set_event_handler(saveTimer, ^{ @autoreleasepool { - - [self performSaveAndSuspendSaveTimer]; - - }}); - - saveTimerSuspended = YES; - } + if ((saveTimer == NULL) && (saveInterval > 0.0)) + { + saveTimer = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0, loggerQueue); + + dispatch_source_set_event_handler(saveTimer, ^{ @autoreleasepool { + + [self performSaveAndSuspendSaveTimer]; + + }}); + + saveTimerSuspended = YES; + } } - (void)destroyDeleteTimer { - if (deleteTimer) - { - dispatch_source_cancel(deleteTimer); - #if !OS_OBJECT_USE_OBJC - dispatch_release(deleteTimer); - #endif - deleteTimer = NULL; - } + if (deleteTimer) + { + dispatch_source_cancel(deleteTimer); + #if !OS_OBJECT_USE_OBJC + dispatch_release(deleteTimer); + #endif + deleteTimer = NULL; + } } - (void)updateDeleteTimer { - if ((deleteTimer != NULL) && (deleteInterval > 0.0) && (maxAge > 0.0)) - { - uint64_t interval = (uint64_t)(deleteInterval * NSEC_PER_SEC); - dispatch_time_t startTime; - - if (lastDeleteTime > 0) - startTime = dispatch_time(lastDeleteTime, interval); - else - startTime = dispatch_time(DISPATCH_TIME_NOW, interval); - - dispatch_source_set_timer(deleteTimer, startTime, interval, 1.0); - } + if ((deleteTimer != NULL) && (deleteInterval > 0.0) && (maxAge > 0.0)) + { + uint64_t interval = (uint64_t)(deleteInterval * NSEC_PER_SEC); + dispatch_time_t startTime; + + if (lastDeleteTime > 0) + startTime = dispatch_time(lastDeleteTime, interval); + else + startTime = dispatch_time(DISPATCH_TIME_NOW, interval); + + dispatch_source_set_timer(deleteTimer, startTime, interval, 1.0); + } } - (void)createAndStartDeleteTimer { - if ((deleteTimer == NULL) && (deleteInterval > 0.0) && (maxAge > 0.0)) - { - deleteTimer = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0, loggerQueue); + if ((deleteTimer == NULL) && (deleteInterval > 0.0) && (maxAge > 0.0)) + { + deleteTimer = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0, loggerQueue); if (deleteTimer != NULL) { dispatch_source_set_event_handler(deleteTimer, ^{ @autoreleasepool { [self performDelete]; }}); [self updateDeleteTimer]; - dispatch_resume(deleteTimer); + if (deleteTimer != NULL) dispatch_resume(deleteTimer); } - } + } } //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// #pragma mark Configuration //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// - (NSUInteger)saveThreshold { - // The design of this method is taken from the DDAbstractLogger implementation. - // For extensive documentation please refer to the DDAbstractLogger implementation. - - // Note: The internal implementation MUST access the colorsEnabled variable directly, - // This method is designed explicitly for external access. - // - // Using "self." syntax to go through this method will cause immediate deadlock. - // This is the intended result. Fix it by accessing the ivar directly. - // Great strides have been take to ensure this is safe to do. Plus it's MUCH faster. - - NSAssert(![self isOnGlobalLoggingQueue], @"Core architecture requirement failure"); - NSAssert(![self isOnInternalLoggerQueue], @"MUST access ivar directly, NOT via self.* syntax."); - - dispatch_queue_t globalLoggingQueue = [DDLog loggingQueue]; - - __block NSUInteger result; - - dispatch_sync(globalLoggingQueue, ^{ - dispatch_sync(loggerQueue, ^{ - result = saveThreshold; - }); - }); - - return result; + // The design of this method is taken from the DDAbstractLogger implementation. + // For extensive documentation please refer to the DDAbstractLogger implementation. + + // Note: The internal implementation MUST access the colorsEnabled variable directly, + // This method is designed explicitly for external access. + // + // Using "self." syntax to go through this method will cause immediate deadlock. + // This is the intended result. Fix it by accessing the ivar directly. + // Great strides have been take to ensure this is safe to do. Plus it's MUCH faster. + + NSAssert(![self isOnGlobalLoggingQueue], @"Core architecture requirement failure"); + NSAssert(![self isOnInternalLoggerQueue], @"MUST access ivar directly, NOT via self.* syntax."); + + dispatch_queue_t globalLoggingQueue = [DDLog loggingQueue]; + + __block NSUInteger result; + + dispatch_sync(globalLoggingQueue, ^{ + dispatch_sync(loggerQueue, ^{ + result = saveThreshold; + }); + }); + + return result; } - (void)setSaveThreshold:(NSUInteger)threshold { - dispatch_block_t block = ^{ @autoreleasepool { - - if (saveThreshold != threshold) - { - saveThreshold = threshold; - - // Since the saveThreshold has changed, - // we check to see if the current unsavedCount has surpassed the new threshold. - // - // If it has, we immediately save the log. - - if ((unsavedCount >= saveThreshold) && (saveThreshold > 0)) - { - [self performSaveAndSuspendSaveTimer]; - } - } - }}; - - // The design of the setter logic below is taken from the DDAbstractLogger implementation. - // For documentation please refer to the DDAbstractLogger implementation. - - if ([self isOnInternalLoggerQueue]) - { - block(); - } - else - { - dispatch_queue_t globalLoggingQueue = [DDLog loggingQueue]; - NSAssert(![self isOnGlobalLoggingQueue], @"Core architecture requirement failure"); - - dispatch_async(globalLoggingQueue, ^{ - dispatch_async(loggerQueue, block); - }); - } + dispatch_block_t block = ^{ @autoreleasepool { + + if (saveThreshold != threshold) + { + saveThreshold = threshold; + + // Since the saveThreshold has changed, + // we check to see if the current unsavedCount has surpassed the new threshold. + // + // If it has, we immediately save the log. + + if ((unsavedCount >= saveThreshold) && (saveThreshold > 0)) + { + [self performSaveAndSuspendSaveTimer]; + } + } + }}; + + // The design of the setter logic below is taken from the DDAbstractLogger implementation. + // For documentation please refer to the DDAbstractLogger implementation. + + if ([self isOnInternalLoggerQueue]) + { + block(); + } + else + { + dispatch_queue_t globalLoggingQueue = [DDLog loggingQueue]; + NSAssert(![self isOnGlobalLoggingQueue], @"Core architecture requirement failure"); + + dispatch_async(globalLoggingQueue, ^{ + dispatch_async(loggerQueue, block); + }); + } } - (NSTimeInterval)saveInterval { - // The design of this method is taken from the DDAbstractLogger implementation. - // For extensive documentation please refer to the DDAbstractLogger implementation. - - // Note: The internal implementation MUST access the colorsEnabled variable directly, - // This method is designed explicitly for external access. - // - // Using "self." syntax to go through this method will cause immediate deadlock. - // This is the intended result. Fix it by accessing the ivar directly. - // Great strides have been take to ensure this is safe to do. Plus it's MUCH faster. - - NSAssert(![self isOnGlobalLoggingQueue], @"Core architecture requirement failure"); - NSAssert(![self isOnInternalLoggerQueue], @"MUST access ivar directly, NOT via self.* syntax."); - - dispatch_queue_t globalLoggingQueue = [DDLog loggingQueue]; - - __block NSTimeInterval result; - - dispatch_sync(globalLoggingQueue, ^{ - dispatch_sync(loggerQueue, ^{ - result = saveInterval; - }); - }); - - return result; + // The design of this method is taken from the DDAbstractLogger implementation. + // For extensive documentation please refer to the DDAbstractLogger implementation. + + // Note: The internal implementation MUST access the colorsEnabled variable directly, + // This method is designed explicitly for external access. + // + // Using "self." syntax to go through this method will cause immediate deadlock. + // This is the intended result. Fix it by accessing the ivar directly. + // Great strides have been take to ensure this is safe to do. Plus it's MUCH faster. + + NSAssert(![self isOnGlobalLoggingQueue], @"Core architecture requirement failure"); + NSAssert(![self isOnInternalLoggerQueue], @"MUST access ivar directly, NOT via self.* syntax."); + + dispatch_queue_t globalLoggingQueue = [DDLog loggingQueue]; + + __block NSTimeInterval result; + + dispatch_sync(globalLoggingQueue, ^{ + dispatch_sync(loggerQueue, ^{ + result = saveInterval; + }); + }); + + return result; } - (void)setSaveInterval:(NSTimeInterval)interval { - dispatch_block_t block = ^{ @autoreleasepool { - - // C99 recommended floating point comparison macro - // Read: isLessThanOrGreaterThan(floatA, floatB) - - if (/* saveInterval != interval */ islessgreater(saveInterval, interval)) - { - saveInterval = interval; - - // There are several cases we need to handle here. - // - // 1. If the saveInterval was previously enabled and it just got disabled, - // then we need to stop the saveTimer. (And we might as well release it.) - // - // 2. If the saveInterval was previously disabled and it just got enabled, - // then we need to setup the saveTimer. (Plus we might need to do an immediate save.) - // - // 3. If the saveInterval increased, then we need to reset the timer so that it fires at the later date. - // - // 4. If the saveInterval decreased, then we need to reset the timer so that it fires at an earlier date. - // (Plus we might need to do an immediate save.) - - if (saveInterval > 0.0) - { - if (saveTimer == NULL) - { - // Handles #2 - // - // Since the saveTimer uses the unsavedTime to calculate it's first fireDate, - // if a save is needed the timer will fire immediately. - - [self createSuspendedSaveTimer]; - [self updateAndResumeSaveTimer]; - } - else - { - // Handles #3 - // Handles #4 - // - // Since the saveTimer uses the unsavedTime to calculate it's first fireDate, - // if a save is needed the timer will fire immediately. - - [self updateAndResumeSaveTimer]; - } - } - else if (saveTimer) - { - // Handles #1 - - [self destroySaveTimer]; - } - } - }}; - - // The design of the setter logic below is taken from the DDAbstractLogger implementation. - // For documentation please refer to the DDAbstractLogger implementation. - - if ([self isOnInternalLoggerQueue]) - { - block(); - } - else - { - dispatch_queue_t globalLoggingQueue = [DDLog loggingQueue]; - NSAssert(![self isOnGlobalLoggingQueue], @"Core architecture requirement failure"); - - dispatch_async(globalLoggingQueue, ^{ - dispatch_async(loggerQueue, block); - }); - } + dispatch_block_t block = ^{ @autoreleasepool { + + // C99 recommended floating point comparison macro + // Read: isLessThanOrGreaterThan(floatA, floatB) + + if (/* saveInterval != interval */ islessgreater(saveInterval, interval)) + { + saveInterval = interval; + + // There are several cases we need to handle here. + // + // 1. If the saveInterval was previously enabled and it just got disabled, + // then we need to stop the saveTimer. (And we might as well release it.) + // + // 2. If the saveInterval was previously disabled and it just got enabled, + // then we need to setup the saveTimer. (Plus we might need to do an immediate save.) + // + // 3. If the saveInterval increased, then we need to reset the timer so that it fires at the later date. + // + // 4. If the saveInterval decreased, then we need to reset the timer so that it fires at an earlier date. + // (Plus we might need to do an immediate save.) + + if (saveInterval > 0.0) + { + if (saveTimer == NULL) + { + // Handles #2 + // + // Since the saveTimer uses the unsavedTime to calculate it's first fireDate, + // if a save is needed the timer will fire immediately. + + [self createSuspendedSaveTimer]; + [self updateAndResumeSaveTimer]; + } + else + { + // Handles #3 + // Handles #4 + // + // Since the saveTimer uses the unsavedTime to calculate it's first fireDate, + // if a save is needed the timer will fire immediately. + + [self updateAndResumeSaveTimer]; + } + } + else if (saveTimer) + { + // Handles #1 + + [self destroySaveTimer]; + } + } + }}; + + // The design of the setter logic below is taken from the DDAbstractLogger implementation. + // For documentation please refer to the DDAbstractLogger implementation. + + if ([self isOnInternalLoggerQueue]) + { + block(); + } + else + { + dispatch_queue_t globalLoggingQueue = [DDLog loggingQueue]; + NSAssert(![self isOnGlobalLoggingQueue], @"Core architecture requirement failure"); + + dispatch_async(globalLoggingQueue, ^{ + dispatch_async(loggerQueue, block); + }); + } } - (NSTimeInterval)maxAge { - // The design of this method is taken from the DDAbstractLogger implementation. - // For extensive documentation please refer to the DDAbstractLogger implementation. - - // Note: The internal implementation MUST access the colorsEnabled variable directly, - // This method is designed explicitly for external access. - // - // Using "self." syntax to go through this method will cause immediate deadlock. - // This is the intended result. Fix it by accessing the ivar directly. - // Great strides have been take to ensure this is safe to do. Plus it's MUCH faster. - - NSAssert(![self isOnGlobalLoggingQueue], @"Core architecture requirement failure"); - NSAssert(![self isOnInternalLoggerQueue], @"MUST access ivar directly, NOT via self.* syntax."); - - dispatch_queue_t globalLoggingQueue = [DDLog loggingQueue]; - - __block NSTimeInterval result; - - dispatch_sync(globalLoggingQueue, ^{ - dispatch_sync(loggerQueue, ^{ - result = maxAge; - }); - }); - - return result; + // The design of this method is taken from the DDAbstractLogger implementation. + // For extensive documentation please refer to the DDAbstractLogger implementation. + + // Note: The internal implementation MUST access the colorsEnabled variable directly, + // This method is designed explicitly for external access. + // + // Using "self." syntax to go through this method will cause immediate deadlock. + // This is the intended result. Fix it by accessing the ivar directly. + // Great strides have been take to ensure this is safe to do. Plus it's MUCH faster. + + NSAssert(![self isOnGlobalLoggingQueue], @"Core architecture requirement failure"); + NSAssert(![self isOnInternalLoggerQueue], @"MUST access ivar directly, NOT via self.* syntax."); + + dispatch_queue_t globalLoggingQueue = [DDLog loggingQueue]; + + __block NSTimeInterval result; + + dispatch_sync(globalLoggingQueue, ^{ + dispatch_sync(loggerQueue, ^{ + result = maxAge; + }); + }); + + return result; } - (void)setMaxAge:(NSTimeInterval)interval { - dispatch_block_t block = ^{ @autoreleasepool { - - // C99 recommended floating point comparison macro - // Read: isLessThanOrGreaterThan(floatA, floatB) - - if (/* maxAge != interval */ islessgreater(maxAge, interval)) - { - NSTimeInterval oldMaxAge = maxAge; - NSTimeInterval newMaxAge = interval; - - maxAge = interval; - - // There are several cases we need to handle here. - // - // 1. If the maxAge was previously enabled and it just got disabled, - // then we need to stop the deleteTimer. (And we might as well release it.) - // - // 2. If the maxAge was previously disabled and it just got enabled, - // then we need to setup the deleteTimer. (Plus we might need to do an immediate delete.) - // - // 3. If the maxAge was increased, - // then we don't need to do anything. - // - // 4. If the maxAge was decreased, - // then we should do an immediate delete. - - BOOL shouldDeleteNow = NO; - - if (oldMaxAge > 0.0) - { - if (newMaxAge <= 0.0) - { - // Handles #1 - - [self destroyDeleteTimer]; - } - else if (oldMaxAge > newMaxAge) - { - // Handles #4 - shouldDeleteNow = YES; - } - } - else if (newMaxAge > 0.0) - { - // Handles #2 - shouldDeleteNow = YES; - } - - if (shouldDeleteNow) - { - [self performDelete]; - - if (deleteTimer) - [self updateDeleteTimer]; - else - [self createAndStartDeleteTimer]; - } - } - }}; - - // The design of the setter logic below is taken from the DDAbstractLogger implementation. - // For documentation please refer to the DDAbstractLogger implementation. - - if ([self isOnInternalLoggerQueue]) - { - block(); - } - else - { - dispatch_queue_t globalLoggingQueue = [DDLog loggingQueue]; - NSAssert(![self isOnGlobalLoggingQueue], @"Core architecture requirement failure"); - - dispatch_async(globalLoggingQueue, ^{ - dispatch_async(loggerQueue, block); - }); - } + dispatch_block_t block = ^{ @autoreleasepool { + + // C99 recommended floating point comparison macro + // Read: isLessThanOrGreaterThan(floatA, floatB) + + if (/* maxAge != interval */ islessgreater(maxAge, interval)) + { + NSTimeInterval oldMaxAge = maxAge; + NSTimeInterval newMaxAge = interval; + + maxAge = interval; + + // There are several cases we need to handle here. + // + // 1. If the maxAge was previously enabled and it just got disabled, + // then we need to stop the deleteTimer. (And we might as well release it.) + // + // 2. If the maxAge was previously disabled and it just got enabled, + // then we need to setup the deleteTimer. (Plus we might need to do an immediate delete.) + // + // 3. If the maxAge was increased, + // then we don't need to do anything. + // + // 4. If the maxAge was decreased, + // then we should do an immediate delete. + + BOOL shouldDeleteNow = NO; + + if (oldMaxAge > 0.0) + { + if (newMaxAge <= 0.0) + { + // Handles #1 + + [self destroyDeleteTimer]; + } + else if (oldMaxAge > newMaxAge) + { + // Handles #4 + shouldDeleteNow = YES; + } + } + else if (newMaxAge > 0.0) + { + // Handles #2 + shouldDeleteNow = YES; + } + + if (shouldDeleteNow) + { + [self performDelete]; + + if (deleteTimer) + [self updateDeleteTimer]; + else + [self createAndStartDeleteTimer]; + } + } + }}; + + // The design of the setter logic below is taken from the DDAbstractLogger implementation. + // For documentation please refer to the DDAbstractLogger implementation. + + if ([self isOnInternalLoggerQueue]) + { + block(); + } + else + { + dispatch_queue_t globalLoggingQueue = [DDLog loggingQueue]; + NSAssert(![self isOnGlobalLoggingQueue], @"Core architecture requirement failure"); + + dispatch_async(globalLoggingQueue, ^{ + dispatch_async(loggerQueue, block); + }); + } } - (NSTimeInterval)deleteInterval { - // The design of this method is taken from the DDAbstractLogger implementation. - // For extensive documentation please refer to the DDAbstractLogger implementation. - - // Note: The internal implementation MUST access the colorsEnabled variable directly, - // This method is designed explicitly for external access. - // - // Using "self." syntax to go through this method will cause immediate deadlock. - // This is the intended result. Fix it by accessing the ivar directly. - // Great strides have been take to ensure this is safe to do. Plus it's MUCH faster. - - NSAssert(![self isOnGlobalLoggingQueue], @"Core architecture requirement failure"); - NSAssert(![self isOnInternalLoggerQueue], @"MUST access ivar directly, NOT via self.* syntax."); - - dispatch_queue_t globalLoggingQueue = [DDLog loggingQueue]; - - __block NSTimeInterval result; - - dispatch_sync(globalLoggingQueue, ^{ - dispatch_sync(loggerQueue, ^{ - result = deleteInterval; - }); - }); - - return result; + // The design of this method is taken from the DDAbstractLogger implementation. + // For extensive documentation please refer to the DDAbstractLogger implementation. + + // Note: The internal implementation MUST access the colorsEnabled variable directly, + // This method is designed explicitly for external access. + // + // Using "self." syntax to go through this method will cause immediate deadlock. + // This is the intended result. Fix it by accessing the ivar directly. + // Great strides have been take to ensure this is safe to do. Plus it's MUCH faster. + + NSAssert(![self isOnGlobalLoggingQueue], @"Core architecture requirement failure"); + NSAssert(![self isOnInternalLoggerQueue], @"MUST access ivar directly, NOT via self.* syntax."); + + dispatch_queue_t globalLoggingQueue = [DDLog loggingQueue]; + + __block NSTimeInterval result; + + dispatch_sync(globalLoggingQueue, ^{ + dispatch_sync(loggerQueue, ^{ + result = deleteInterval; + }); + }); + + return result; } - (void)setDeleteInterval:(NSTimeInterval)interval { - dispatch_block_t block = ^{ @autoreleasepool { - - // C99 recommended floating point comparison macro - // Read: isLessThanOrGreaterThan(floatA, floatB) - - if (/* deleteInterval != interval */ islessgreater(deleteInterval, interval)) - { - deleteInterval = interval; - - // There are several cases we need to handle here. - // - // 1. If the deleteInterval was previously enabled and it just got disabled, - // then we need to stop the deleteTimer. (And we might as well release it.) - // - // 2. If the deleteInterval was previously disabled and it just got enabled, - // then we need to setup the deleteTimer. (Plus we might need to do an immediate delete.) - // - // 3. If the deleteInterval increased, then we need to reset the timer so that it fires at the later date. - // - // 4. If the deleteInterval decreased, then we need to reset the timer so that it fires at an earlier date. - // (Plus we might need to do an immediate delete.) - - if (deleteInterval > 0.0) - { - if (deleteTimer == NULL) - { - // Handles #2 - // - // Since the deleteTimer uses the lastDeleteTime to calculate it's first fireDate, - // if a delete is needed the timer will fire immediately. - - [self createAndStartDeleteTimer]; - } - else - { - // Handles #3 - // Handles #4 - // - // Since the deleteTimer uses the lastDeleteTime to calculate it's first fireDate, - // if a save is needed the timer will fire immediately. - - [self updateDeleteTimer]; - } - } - else if (deleteTimer) - { - // Handles #1 - - [self destroyDeleteTimer]; - } - } - }}; - - // The design of the setter logic below is taken from the DDAbstractLogger implementation. - // For documentation please refer to the DDAbstractLogger implementation. - - if ([self isOnInternalLoggerQueue]) - { - block(); - } - else - { - dispatch_queue_t globalLoggingQueue = [DDLog loggingQueue]; - NSAssert(![self isOnGlobalLoggingQueue], @"Core architecture requirement failure"); - - dispatch_async(globalLoggingQueue, ^{ - dispatch_async(loggerQueue, block); - }); - } + dispatch_block_t block = ^{ @autoreleasepool { + + // C99 recommended floating point comparison macro + // Read: isLessThanOrGreaterThan(floatA, floatB) + + if (/* deleteInterval != interval */ islessgreater(deleteInterval, interval)) + { + deleteInterval = interval; + + // There are several cases we need to handle here. + // + // 1. If the deleteInterval was previously enabled and it just got disabled, + // then we need to stop the deleteTimer. (And we might as well release it.) + // + // 2. If the deleteInterval was previously disabled and it just got enabled, + // then we need to setup the deleteTimer. (Plus we might need to do an immediate delete.) + // + // 3. If the deleteInterval increased, then we need to reset the timer so that it fires at the later date. + // + // 4. If the deleteInterval decreased, then we need to reset the timer so that it fires at an earlier date. + // (Plus we might need to do an immediate delete.) + + if (deleteInterval > 0.0) + { + if (deleteTimer == NULL) + { + // Handles #2 + // + // Since the deleteTimer uses the lastDeleteTime to calculate it's first fireDate, + // if a delete is needed the timer will fire immediately. + + [self createAndStartDeleteTimer]; + } + else + { + // Handles #3 + // Handles #4 + // + // Since the deleteTimer uses the lastDeleteTime to calculate it's first fireDate, + // if a save is needed the timer will fire immediately. + + [self updateDeleteTimer]; + } + } + else if (deleteTimer) + { + // Handles #1 + + [self destroyDeleteTimer]; + } + } + }}; + + // The design of the setter logic below is taken from the DDAbstractLogger implementation. + // For documentation please refer to the DDAbstractLogger implementation. + + if ([self isOnInternalLoggerQueue]) + { + block(); + } + else + { + dispatch_queue_t globalLoggingQueue = [DDLog loggingQueue]; + NSAssert(![self isOnGlobalLoggingQueue], @"Core architecture requirement failure"); + + dispatch_async(globalLoggingQueue, ^{ + dispatch_async(loggerQueue, block); + }); + } } - (BOOL)deleteOnEverySave { - // The design of this method is taken from the DDAbstractLogger implementation. - // For extensive documentation please refer to the DDAbstractLogger implementation. - - // Note: The internal implementation MUST access the colorsEnabled variable directly, - // This method is designed explicitly for external access. - // - // Using "self." syntax to go through this method will cause immediate deadlock. - // This is the intended result. Fix it by accessing the ivar directly. - // Great strides have been take to ensure this is safe to do. Plus it's MUCH faster. - - NSAssert(![self isOnGlobalLoggingQueue], @"Core architecture requirement failure"); - NSAssert(![self isOnInternalLoggerQueue], @"MUST access ivar directly, NOT via self.* syntax."); - - dispatch_queue_t globalLoggingQueue = [DDLog loggingQueue]; - - __block BOOL result; - - dispatch_sync(globalLoggingQueue, ^{ - dispatch_sync(loggerQueue, ^{ - result = deleteOnEverySave; - }); - }); - - return result; + // The design of this method is taken from the DDAbstractLogger implementation. + // For extensive documentation please refer to the DDAbstractLogger implementation. + + // Note: The internal implementation MUST access the colorsEnabled variable directly, + // This method is designed explicitly for external access. + // + // Using "self." syntax to go through this method will cause immediate deadlock. + // This is the intended result. Fix it by accessing the ivar directly. + // Great strides have been take to ensure this is safe to do. Plus it's MUCH faster. + + NSAssert(![self isOnGlobalLoggingQueue], @"Core architecture requirement failure"); + NSAssert(![self isOnInternalLoggerQueue], @"MUST access ivar directly, NOT via self.* syntax."); + + dispatch_queue_t globalLoggingQueue = [DDLog loggingQueue]; + + __block BOOL result; + + dispatch_sync(globalLoggingQueue, ^{ + dispatch_sync(loggerQueue, ^{ + result = deleteOnEverySave; + }); + }); + + return result; } - (void)setDeleteOnEverySave:(BOOL)flag { - dispatch_block_t block = ^{ - - deleteOnEverySave = flag; - }; - - // The design of the setter logic below is taken from the DDAbstractLogger implementation. - // For documentation please refer to the DDAbstractLogger implementation. - - if ([self isOnInternalLoggerQueue]) - { - block(); - } - else - { - dispatch_queue_t globalLoggingQueue = [DDLog loggingQueue]; - NSAssert(![self isOnGlobalLoggingQueue], @"Core architecture requirement failure"); - - dispatch_async(globalLoggingQueue, ^{ - dispatch_async(loggerQueue, block); - }); - } + dispatch_block_t block = ^{ + + deleteOnEverySave = flag; + }; + + // The design of the setter logic below is taken from the DDAbstractLogger implementation. + // For documentation please refer to the DDAbstractLogger implementation. + + if ([self isOnInternalLoggerQueue]) + { + block(); + } + else + { + dispatch_queue_t globalLoggingQueue = [DDLog loggingQueue]; + NSAssert(![self isOnGlobalLoggingQueue], @"Core architecture requirement failure"); + + dispatch_async(globalLoggingQueue, ^{ + dispatch_async(loggerQueue, block); + }); + } } //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// #pragma mark Public API //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// - (void)savePendingLogEntries { - dispatch_block_t block = ^{ @autoreleasepool { - - [self performSaveAndSuspendSaveTimer]; - }}; - - if ([self isOnInternalLoggerQueue]) - block(); - else - dispatch_async(loggerQueue, block); + dispatch_block_t block = ^{ @autoreleasepool { + + [self performSaveAndSuspendSaveTimer]; + }}; + + if ([self isOnInternalLoggerQueue]) + block(); + else + dispatch_async(loggerQueue, block); } - (void)deleteOldLogEntries { - dispatch_block_t block = ^{ @autoreleasepool { - - [self performDelete]; - }}; - - if ([self isOnInternalLoggerQueue]) - block(); - else - dispatch_async(loggerQueue, block); + dispatch_block_t block = ^{ @autoreleasepool { + + [self performDelete]; + }}; + + if ([self isOnInternalLoggerQueue]) + block(); + else + dispatch_async(loggerQueue, block); } //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// #pragma mark DDLogger //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// - (void)didAddLogger { - // If you override me be sure to invoke [super didAddLogger]; - - [self createSuspendedSaveTimer]; - - [self createAndStartDeleteTimer]; + // If you override me be sure to invoke [super didAddLogger]; + + [self createSuspendedSaveTimer]; + + [self createAndStartDeleteTimer]; } - (void)willRemoveLogger { - // If you override me be sure to invoke [super willRemoveLogger]; - - [self performSaveAndSuspendSaveTimer]; - - [self destroySaveTimer]; - [self destroyDeleteTimer]; + // If you override me be sure to invoke [super willRemoveLogger]; + + [self performSaveAndSuspendSaveTimer]; + + [self destroySaveTimer]; + [self destroyDeleteTimer]; } - (void)logMessage:(DDLogMessage *)logMessage { - if ([self db_log:logMessage]) - { - BOOL firstUnsavedEntry = (++unsavedCount == 1); - - if ((unsavedCount >= saveThreshold) && (saveThreshold > 0)) - { - [self performSaveAndSuspendSaveTimer]; - } - else if (firstUnsavedEntry) - { - unsavedTime = dispatch_time(DISPATCH_TIME_NOW, 0); - [self updateAndResumeSaveTimer]; - } - } + if ([self db_log:logMessage]) + { + BOOL firstUnsavedEntry = (++unsavedCount == 1); + + if ((unsavedCount >= saveThreshold) && (saveThreshold > 0)) + { + [self performSaveAndSuspendSaveTimer]; + } + else if (firstUnsavedEntry) + { + unsavedTime = dispatch_time(DISPATCH_TIME_NOW, 0); + [self updateAndResumeSaveTimer]; + } + } } - (void)flush { - // This method is invoked by DDLog's flushLog method. - // - // It is called automatically when the application quits, - // or if the developer invokes DDLog's flushLog method prior to crashing or something. - - [self performSaveAndSuspendSaveTimer]; + // This method is invoked by DDLog's flushLog method. + // + // It is called automatically when the application quits, + // or if the developer invokes DDLog's flushLog method prior to crashing or something. + + [self performSaveAndSuspendSaveTimer]; } @end