69 lines
2.1 KiB
C
69 lines
2.1 KiB
C
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// APLogSampleControl.h
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// APBusinessCommon
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//
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// Created by 卡迩 on 2017/5/19.
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// Copyright © 2017年 Alipay. All rights reserved.
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//
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#import <Foundation/Foundation.h>
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#import "AntLogLevel.h"
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#import "ISampleControl.h"
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@class DelayControl;
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NS_ASSUME_NONNULL_BEGIN
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extern NSString *const kAntLogSampleRateKey;
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extern NSString *const kAntLogLevelRate1Key;
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extern NSString *const kAntLogLevelRate2Key;
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extern NSString *const kAntLogLevelRate3Key;
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extern NSString *const kMaxSampleRateString;
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/**
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日志抽样策略控制中心.
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*/
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@interface AntLogSampleCenter : NSObject
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/**
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获取日志抽样策略控制单例.
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@return 日志抽样策略控制单例
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*/
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+ (AntLogSampleCenter *)defaultCenter;
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/**
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输入抽样比例，当前设备、当天、某个抽样比例下是否命中抽样群体.
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@param rate 抽样比例，正整数，范围为0～1000，即抽样精度为千分之一.
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@return 命中抽样群体时返回 \c YES, 否则返回 \c NO.
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*/
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- (BOOL)shouldSampleForRate:(unsigned long long)rate;
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/**
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输入抽样比例，查询该比例下当前的抽样控制信息.
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@param rate 抽样比例，正整数，范围为0～1000，即抽样精度为千分之一.
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@return 指定抽样比例下的抽样控制信息对象.
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*/
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- (nullable ISampleControl *)controlForSampleRate:(unsigned long long)rate;
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/**
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输入抽样控制参数，查询该参数下的抽样控制信息
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@param params 抽样控制参数，至少包含整体抽样率、level1抽样率、level2抽样率、level3抽样率中一个
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@return 指定抽样控制参数下的抽样控制信息对象. 当控制参数不符合要求时返回 \c nil.
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*/
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- (nullable ISampleControl *)controlForParams:(NSDictionary *)params;
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/**
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输入削峰比例，查询改比例下当前的削峰命中情况
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@param params rate 削峰比例，正整数，范围为0～1000，即削峰精度为千分之一.
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@return 指定削峰比例下的削峰控制信息对象.
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*/
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-(nullable DelayControl *)controlForDelayRate:(NSDictionary *)params;
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@end
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////////////////////////////////////////////////////////////////////////////////
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NS_ASSUME_NONNULL_END
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