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Terminate Java Virtual Machine (JVM) Example

  1. /*
  2.         Terminate Java Virtual Machine (JVM) Example
  3.         This Java example shows how to terminate currently running
  4.         Java Virtual Machine(JVM) using halt method of Runtime class.
  5.        
  6. */
  7.  
  8. public class TerminateVirtualMachine {
  9.        
  10.         public static void main(String args[])
  11.         {
  12.                 /*
  13.                  * get current Java Runtime using getRuntime()
  14.                  * method of Runtime class.
  15.                  */
  16.                 Runtime runtime = Runtime.getRuntime();
  17.                
  18.                 /*
  19.                  * To forcibly terminate the currently running virtual machine, use
  20.                  *
  21.                  * void halt(int status)
  22.                  * method of Runtime class.
  23.                  *
  24.                  * Usually, non-zero status is passed as status for abnormal exit.
  25.                  *
  26.                  * Please note that, unlike exit method, this method DOES NOT invoke
  27.                  * shutdown hooks or run object finalizers.
  28.                  *
  29.                  *
  30.                  */
  31.                  
  32.                  System.out.println("About to halt the current jvm");
  33.                  runtime.halt(1);
  34.                  
  35.                  /*
  36.                   * THIS METHOD NEVER RETURNS NORMALLY.
  37.                   * This statement will never executed, as the JVM is
  38.                   * terminated!
  39.                   */
  40.                  System.out.println("JVM Terminated");
  41.         }
  42.        
  43. }
  44.  
  45. /*
  46. Typical output would be
  47. About to halt the current jvm
  48. */