Run the Jar_ test code

1. Eclipse exports the project as a jar

Eclipse--and Export--in the tree in the interface select "Jar file under Java" (I don't know what the ' Runnable jar file ' is, it's useless ...), next----Select the appropriate project , select the exported directory and fill in the file name of the exported jar, next--and leave the default options unchanged, next---select "Main Class", Finish.

2. Function:

Print Process ID--Program sleeps 10 seconds--Program exits

3. Java code:

 Package ZZ; Import java.lang.management.ManagementFactory;  Public class tprocessz{    publicstaticvoidthrows  Exception    {         = Managementfactory.getruntimemxbean (). GetName ();        SYSTEM.OUT.PRINTLN (name);                Thread.Sleep (1000*10);        SYSTEM.OUT.PRINTLN ("main out");}    }

4. Operation result (Win7):

ZC: The result of the output: "@" is preceded by the process ID (PID), "@" followed by the computer name

5.

Run the Jar_ test code