类装载和类加载

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于 2021-12-01 18:54:00 发布

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分类专栏： java 文章标签：类装载和类加载

本文链接：https://blog.youkuaiyun.com/weixin_43210754/article/details/121661931

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package test;

public class ClassLoaderTest {
    static {
        System.out.println("ClassLoaderTest is loaded");
    }

    public static void main(String[] args) throws ClassNotFoundException {
        ClassLoader c = ClassLoaderTest.class.getClassLoader();
        //只是类装的加载，加载进内存
        c.loadClass("test.ClassLoaderTest$T");
        // 类的装载
        Class.forName("test.ClassLoaderTest$T");
        T t1 =new T();
        T t2 =new T();
    }


    static class T {
        static {
            System.out.println("T static is loaded");
        }

        {
            System.out.println("T is loaded");
        }
    }
}