Programmer Group

This article briefly introduces how to dynamically create the implementation instance object of the interface, including two knowledge points: 1. How to obtain all implementation instance objects of the interface? 2. How to judge whether the constructor of an instance object has parameters? preparation First, create an interface object named IA ...

⭐ ♪ previous words ⭐ ️ This article introduces you to the basic knowledge of Java - composition, polymorphism and interface, friends, long time no see, question A left to readers in the previous blog post package and inheritance. This article will introduce polymorphism and interfaces in detail. The inheritance introduced last time is the ba ...

Taobao store authorization Interface address:   http://api.vv-tool.com/tool/erps/shop-authorize Interface introduction:   To query whether Taobao stores authorize this interface, you can call back the interface with the authorization interface below   Click to view details Request method:   POST Return format:   ...