反射

class test1 {
    private var p: Int = 10
    var name = "chris"
    fun pri(valu: Int) {
        println(valu)
    }
    fun getName() {
        println("name is $name")
    }
}

反射上面的class

    //反射test1类
    val java = test1::class
    //方法
    java.memberFunctions.forEach { function ->
        println(function.name)
        if (function.name == "pri") {
            println(function.parameters)
            //暴力private
            function.isAccessible = true
            //call调用
            function.call(java.primaryConstructor?.call(), 2000)
        }
    }

    //反射构造函数或得对对象 ，0为第一个无惨构造函数
    val call = java.constructors.elementAt(0).call()
    //反射 成员
    java.memberProperties.forEach { proper ->
        proper.isAccessible = true
        println(
            "${proper.name}=${
                proper.get(java.constructors.elementAt(0).call())
            }"
        )
        if (proper.name == "name") {
                //修改成员变量
            (proper as KMutableProperty1<test1, Any>).let { mutable ->
                println("------${mutable.name}")
                mutable.set(call, "lisan")
            }
        }
    }

    java.memberFunctions.forEach { methed ->
        methed.isAccessible = true
        if (methed.name == "getName") {
            methed.call(call)
        }
    }