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5 年
java-jvm-class-loader.md
当我们用java命令运行某个类的main函数启动程序时,首先需要通过类加载器把主类加载到 JVM。 int m = (j + k) * 10; 1. **加载**:在硬盘上查找并通过IO读入字节码文件,使用到类时才会加载,例如调用类的 main()方法,new对象等等,在加载阶段会在内存中生成一个 ...
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