Java final变量的相关内容

java中final修饰符，修饰变量、方法、类的详细用法

final可以用来修饰变量（包括类属性、对象属性、局部变量和形参）、方法（包括类方法和对象方法）和类。1, final 修饰变量：final修饰的变量表示此变量是“最后的、最终的”含义。一旦定义了final变量并在首次为其显示初始化后，final修饰的变量值不可被改变。所以，final修饰变量时就成...

你知道Java中final和static修饰的变量是在什么时候赋值的吗？

开始一位朋友在群里问了这样一个问题：本着乐于助人的想法，我当时给出的回答：后来我总觉得哪里不对劲，仔细翻阅了《Java虚拟机规范》和《深入理解Java虚拟机》这一部分的内容，害！发现自己理解的有问题。因为自己的理解出错而误导了别人，实在是让我万分羞愧！自己菜但是不能误导别人࿰...

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【小家java】final修饰的变量真的不可变吗？

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Java中final变量的初始化方式

1 public class FinalTest1 { 2 //-----------------成员变量------------------// 3 //初始化方式一，在定义变量时直接赋值 4 private final int i = 3; 5 6 //初始化方式二,声明完变量后在构造方法中为其...

java反射修改final变量

private void updateFinalModifiers(Field field) throws NoSuchFieldException, IllegalAccessException { field.setAccessible(true); Field modifiers...

《Java线程与并发编程实践》—— 2.4 volatile和final变量

本节书摘来异步社区《Java线程与并发编程实践》一书中的第2章，第2.4节，作者：【美】Jeff Friesen，更多章节内容可以访问云栖社区“异步社区”公众号查看。 2.4　volatile和final变量你之前学到的同步展示了两种属性：互斥性和可见性。synchronized关键字与两者都有...

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