u012977486的博客

代码 public static void setvalue(Object src, Object dest) throws IntrospectionException, InvocationTargetException, IllegalAccessException, InstantiationException { final BeanWrapper beanWrapper = new BeanWrapperImpl(src); java.beans....

1、下载JDK JDK.18下载地址 https://www.oracle.com/java/technologies/javase/javase-jdk8-downloads.html 2、安装jdk 将下载的jdk 上传到 /usr/local/java目录下 解压 tar -zvxf jdk-8u261-linux-i586.tar.gz 3、配置环境变量 centos下配置 vi /root/.bashrc port JAVA_HOME=/usr/local/java/jdk1.8.0_261

https://blog.youkuaiyun.com/qq_34337272/article/details/90487768

并发编程 线程的状态 流程 现成的状态分为如下五个： NEW RUNNABLE RUNNING BLOCKED TERMINATED 状态转换说明 NEW: 新建对象 ,调用start 进入runnnable状态 RUNNABLE：调用start才会进入此状态，只有获得cpu的时间片才会执行，此状态不会直接进入blocked状态，必须获得cpu的调度执行权才可以，严格讲，只能意外终止或者进入running状态 RUNNING：RUNNING状态的线程一定是RUNNABLE，RUNNABLE状态不一定是R

https://blog.youkuaiyun.com/s10461/article/details/53941091