JVM笔记结构的相关内容

JVM笔记9-Class类文件结构

1.Class类文件结构　　Class 文件是一组以 8 位字节为基础单位的二进制流，各个数据项目严格按照顺序紧凑地排列在 Class 文件之中，中间没有添加任何分隔符，这使得整个 Class 文件中存储的内容几乎全部是程序运行的必要数据，没有空隙存在。　　当遇到需要占用 8 位字节...

jVM笔记4-对象的结构

1.对象的结构有：　　　　1.Header（对象头),其组成主要有两部分：　　　　　　　　1.自身运行时的数据(Mark Word)，包括：　　　　　　　　　　　　1.哈希值　　　　　　　　　　　　2.GC分代年龄。　　　　　　　　　　　　3.锁状态标志　　　　　　　　　　　　4。线程所...

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更新时间 2024-03-04 09:39:02

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