iteye_7017的博客

1.Java Magic. Part 1: java.net.URLhttp://mishadoff.com/blog/java-magic-part-1-java-dot-net-dot-url/ 2.Java Magic. Part 2: 0xCAFEBABEhttp://mishadoff.com/blog/java-magic-part-2-0xcafebabe/ ...

Java Magic. Part 4: sun.misc.UnsafeJava is a safe programming language and prevents programmer from doing a lot of stupid mistakes, most of which based on memory management. But, there is a way to...

compareAndSwap是个原子方法,原理是CAS,即将内存中的值与期望值进行比较，如果相等，就将内存中的值修改成新值并返回true。package com.java.magic.part4.exception;import java.lang.reflect.Field;import sun.misc.Unsafe;class Target{ int...