stripe's Introduction

Kotlin 扩展方法

CollectionsEx.kt

random(): 从一个List中随机取1个数据

NullPointerEx.kt

notNullElse(): 判断非null执行第一个block,it为对象的非null类型;为null则执行第二个block
allNotNull(): 判断2个变量都非空执行block, 参数a, b为对象的非null类型
allNotNullElse(): 判断3个变量都非空执行第一个block, 参数a, b, c为对象的非null类型；为null则执行第二个block

TaskEx.kt

runInMainThread(): 在main线程执行，可延迟执行，带生命周期管理

TryEx.kt

tryCatch(): 捕获block的异常，然后返回block的值，默认异常是打印logcat日志
tryTimes(): try catch运行block，如果有异常则再运行，直接超时times的次数

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