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RuntimePermission("shutdownHooks") public class ShutdownDemo { public ShutdownDemo ( ) { Thread t = new ShutdownHookThread ( “Here I am !!!” ); Runtime.getRuntime().addShutdownHook ( t ); System.out.println ( “Now shut me down …” ); while ( true ) { System.out.print ...
INFO config.AbstractConfig - [DUBBO] Run shutdown hook now., dubbo version: 2.6.4, current host: 192.168.4.85 INFO support.AbstractRegistryFactory - [DUBBO] Close all registries [zookeeper://127.0.0.1:2181/com.alibaba.dubbo.registry.RegistryService?application=dubbo-admin&dubbo=2.6.4&interface=co...
通过Runtime实例,使得应用程序和其运行环境相连接。Runtime是在应用启动期间自动建立,应用程序不能够创建Runtime,但是我们可以通过Runtime.getRuntime()来获得当前应用的Runtime对象引用,通过该引用我们可以获得当前运行环境的相关信息,比如空闲内存、最大内存以及为当前虚拟机添加关闭钩子(addShutdownHook()),执行指定命令...
*/privatevoidshutdownThreadPool(ExecutorService threadPool,String alias){log.info("Start to shutdown the thead pool: {}",alias);threadPool.shutdown();// 使新任务无法提交.try{// 等待未完成任务结束if(!threadPool.awaitTermination(60,TimeUnit.SECONDS)){threadPool.shutdownNow();// 取消当前执行...
main end. now=Tue Aug 10 18:09:48 CST 2021 int addShutdownHook. now=Tue Aug 10 18:09:53 CST 2021 改造后的程序:removeShutdownHook 生效了 使用removeShutdownHook publicstaticvoidmain(String[] args){Runtimert=Runtime.getRuntime(); ...
RunTime.getRunTime().addShutdownHook的作用就是在JVM销毁前执行的一个线程.当然这个线程依然要自己写. 利用这个性质,如果我们之前定义了一系列的线程池供程序本身使用,那么就可以在这个最后执行的线程中把这些线程池优雅的关闭掉. github地址点击此处 比如我们定义了一个线程池 ...
Add-AppxPackage -ForceApplicationShutdown -ForceUpdateFromAnyVersion -Register .\AppxManifest.xml Run the command below in PowerShell. This should print the log of the failed operation. Get-AppPackageLog -ActivityID <uuid> Check the log for the reason of failure and fix it. Updating How do ...
* 4. user logoff or system shutdown. * @param args */ public static void main(String[] args) { new ShutDownHook(); System.out.println(">>> Sleeping for 5 seconds, try ctrl-C now if you like."); try { System.out.println("jvm run run run"); ...
添加shutdownhook。shutdownhook功能: 通知关闭线程池 8. 监控进程,如果NiFi进程消失,则重启(自动重启可关闭)。 //接收一个参数monitor,决定是否启动监控线publicvoidstart(finalbooleanmonitor)throwsIOException{// 检查端口是否已经打开,如果打开则判定nifi已经在运行了,这明显不合理finalIntegerport=getCurrentPort(cmd...