yangkai@tingyun.com 关于APM APM的终极使命 APM价值的直接体现 监测的根本在数据获取 监控 技术 NSURLProtocol Method swizzling Isa swizzling Isa swizzling+NSProxy Others NSURLProtocol 关于NSURLProtocol 基本步骤 应用场景 优点／缺点／坑 1、定一个NSURLProtocol子类 • 利用自动变量的截取 存储原始IMP 原理：修改isa指针 isa swizzling 特点：针对一个对象 原理：修改isa指针 isa swizzling 特点：针对一个对象 原理：修改isa指针 isa swizzling 特点：针对一个对象 原理：修改isa指针 基本步骤 应用场景 优点／缺点／坑 isa swizzling 特点：针对一个对象 1、（动态）创建目标类子类 1、（动态）创建目标类子类 2、（动态）为子类添加方法 3、修改目标对象的isa 原理 基本步骤 应用场景 优点／缺点／坑 isa swizzling＋NSProxy 1、从NSProxy派生一个子类， 2、实现那三个方法 3、把目标对象的isa指向这个类 fishhook Runlook观察者／CADisplayLink sendEvent／addTarget：：： others •

Azerbaijani – Mirclal <01youknowme_at_gmail.com> – Huseyn – Sevdimali ˙Isa – Jafar • Belarusian – Viktar Palstsiuk phpMyAdmin Documentation, Release 4.7.0 • Azerbaijani – Mirclal <01youknowme_at_gmail.com> – Sevdimali ˙Isa • Catalan – josep constanti – Joan Montané

157 phpMyAdmin Documentation, Release 4.9.11 – Huseyn – Sevdimali ˙Isa – Jafar • Belarusian – Viktar Palstsiuk Aleksanyants • Azerbaijani – Mirclal <01youknowme_at_gmail.com> – Sevdimali ˙Isa • Catalan – josep constanti – Joan Montané

157 phpMyAdmin Documentation, Release 4.9.0.1 – Huseyn – Sevdimali ˙Isa – Jafar • Belarusian – Viktar Palstsiuk Aleksanyants • Azerbaijani – Mirclal <01youknowme_at_gmail.com> – Sevdimali ˙Isa • Catalan – josep constanti – Joan Montané

Azerbaijani – Mirclal <01youknowme_at_gmail.com> – Huseyn – Sevdimali ˙Isa – Jafar • Belarusian – Viktar Palstsiuk Aleksanyants • Azerbaijani – Mirclal <01youknowme_at_gmail.com> – Sevdimali ˙Isa • Catalan – josep constanti – Joan Montané

Azerbaijani – Mirclal <01youknowme_at_gmail.com> – Huseyn – Sevdimali ˙Isa – Jafar • Belarusian – Viktar Palstsiuk Aleksanyants • Azerbaijani – Mirclal <01youknowme_at_gmail.com> – Sevdimali ˙Isa • Catalan – josep constanti – Joan Montané

Azerbaijani – Mirclal <01youknowme_at_gmail.com> – Huseyn – Sevdimali ˙Isa – Jafar • Belarusian – Viktar Palstsiuk Aleksanyants • Azerbaijani – Mirclal <01youknowme_at_gmail.com> – Sevdimali ˙Isa • Catalan – josep constanti – Joan Montané

Translators 153 phpMyAdmin Documentation, Release 4.8.5 – Huseyn – Sevdimali ˙Isa – Jafar • Belarusian – Viktar Palstsiuk Aleksanyants • Azerbaijani – Mirclal <01youknowme_at_gmail.com> – Sevdimali ˙Isa • Catalan – josep constanti – Joan Montané

Translators 157 phpMyAdmin Documentation, Release 4.9.7 – Huseyn – Sevdimali ˙Isa – Jafar • Belarusian – Viktar Palstsiuk Aleksanyants • Azerbaijani – Mirclal <01youknowme_at_gmail.com> – Sevdimali ˙Isa • Catalan – josep constanti – Joan Montané

Translators 157 phpMyAdmin Documentation, Release 4.9.9 – Huseyn – Sevdimali ˙Isa – Jafar • Belarusian – Viktar Palstsiuk Aleksanyants • Azerbaijani – Mirclal <01youknowme_at_gmail.com> – Sevdimali ˙Isa • Catalan – josep constanti – Joan Montané