121 lines
3.3 KiB
Objective-C
121 lines
3.3 KiB
Objective-C
// Software License Agreement (BSD License)
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//
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// Copyright (c) 2010-2019, Deusty, LLC
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// All rights reserved.
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//
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// Redistribution and use of this software in source and binary forms,
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// with or without modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// * Neither the name of Deusty nor the names of its contributors may be used
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// to endorse or promote products derived from this software without specific
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// prior written permission of Deusty, LLC.
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#import "DDOSLogger.h"
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#import <os/log.h>
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@interface DDOSLogger () {
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NSString *_subsystem;
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NSString *_category;
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}
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@property (copy, nonatomic, readonly) NSString *subsystem;
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@property (copy, nonatomic, readonly) NSString *category;
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@property (strong, nonatomic, readwrite) os_log_t logger;
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@end
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@implementation DDOSLogger
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@synthesize subsystem = _subsystem;
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@synthesize category = _category;
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#pragma mark - Initialization
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/**
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* Assertion
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* Swift: (String, String)?
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*/
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- (instancetype)initWithSubsystem:(NSString *)subsystem category:(NSString *)category {
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NSAssert((subsystem == nil) == (category == nil), @"Either both subsystem and category or neither can be nil.");
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if (self = [super init]) {
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_subsystem = [subsystem copy];
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_category = [category copy];
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}
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return self;
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}
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static DDOSLogger *sharedInstance;
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- (instancetype)init {
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return [self initWithSubsystem:nil category:nil];
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}
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+ (instancetype)sharedInstance {
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static dispatch_once_t DDOSLoggerOnceToken;
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dispatch_once(&DDOSLoggerOnceToken, ^{
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sharedInstance = [[[self class] alloc] init];
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});
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return sharedInstance;
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}
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#pragma mark - os_log
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- (os_log_t)getLogger {
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if (self.subsystem == nil || self.category == nil) {
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return OS_LOG_DEFAULT;
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}
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__auto_type subdomain = self.subsystem.UTF8String;
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__auto_type category = self.category.UTF8String;
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return os_log_create(subdomain, category);
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}
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- (os_log_t)logger {
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if (_logger == nil) {
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_logger = [self getLogger];
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}
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return _logger;
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}
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#pragma mark - DDLogger
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- (void)logMessage:(DDLogMessage *)logMessage {
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// Skip captured log messages
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if ([logMessage->_fileName isEqualToString:@"DDASLLogCapture"]) {
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return;
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}
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if(@available(iOS 10.0, macOS 10.12, tvOS 10.0, watchOS 3.0, *)) {
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NSString * message = _logFormatter ? [_logFormatter formatLogMessage:logMessage] : logMessage->_message;
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if (message != nil) {
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const char *msg = [message UTF8String];
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__auto_type logger = [self logger];
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switch (logMessage->_flag) {
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case DDLogFlagError :
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os_log_error(logger, "%{public}s", msg);
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break;
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case DDLogFlagWarning :
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case DDLogFlagInfo :
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os_log_info(logger, "%{public}s", msg);
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break;
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case DDLogFlagDebug :
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case DDLogFlagVerbose :
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default :
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os_log_debug(logger, "%{public}s", msg);
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break;
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}
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}
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}
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}
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- (DDLoggerName)loggerName {
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return DDLoggerNameOS;
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}
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@end
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