The technical principles of Kotlin Stdlib Common framework in the Java class library

Kotlin Stdlib Common framework is a technical solution that seamlessly combine Kotlin code with Java library.The framework allows developers to write code in Kotlin language and call the code in the Java project without complex conversion or compatibility processing. There are many benefits to using the Kotlin code in the Java library.First of all, the Kotlin language has a simpler and more expressive grammar, which is easier to use and read than Java.Secondly, the Kotlin standard library provides many powerful functions and tools, which can effectively improve development efficiency.Therefore, by combining the Kotlin code with the Java class library, it can be used to maintain the code readability and development efficiency, and use the existing Java class library. The technical principles of the Kotlin Stdlib Common framework are mainly based on Kotlin's cross -platform compilation capabilities.Kotlin can compile the code to the Java bytecode so that it can run on the Java virtual machine.At the same time, KOTLIN also supports compile code to JavaScript for use in Web applications.Therefore, the Kotlin code can run on different platforms, including Java virtual machines, Android platforms and web browsers. It is very simple to use the Kotlin code in the Java library.First, you need to add Kotlin dependencies to the Java project.You can then use Kotlin syntax to write code and call the code in the Java code.The clas, functions, and variables in the Kotlin code can be called and used like Java code.Compared with the Java code, using the Kotlin code can be more convenient to process the empty value, perform functional programming, and use the Kotlin standard library. The following is a simple example. It demonstrates how to use the Kotlin code in the Java class library: Kotlin code (Hello.kt): kotlin package com.example.mylibrary class Hello { fun sayHello() { println("Hello, Kotlin!") } } Java code: package com.example.myapp; import com.example.mylibrary.Hello; public class MyApp { public static void main(String[] args) { Hello hello = new Hello(); hello.sayHello(); } } In the above example, the KOTLIN code defines a class called Hello, which is a function called Sayhello.Java code imports the Kotlin class and create the Hello object in the main function and call the Sayhello function.In this way, using the Kotlin code in the Java library becomes very simple. In short, the technical principle of the Kotlin Stdlib Common framework is based on Kotlin's cross -platform compilation capabilities. It allows developers to use the Kotlin code in the Java library to achieve the reuse of the code and the platform's irrelevant.By combining the simplicity of the Kotlin syntax and the powerful function of the Kotlin standard library, developers can use the Kotlin code in the Java project to improve development efficiency and code readability.