Preventing JVM from executing System.exit()

how to prevent from executing System.e开发者_开发技巧xit(). If in middle of code exit() method is called. JVM should throw compile time exception

does this thread help?

Otherwise/In short, you could implement your own Security Manager like this:

class MySecurityManager extends SecurityManager {
  @Override public void checkExit(int status) {
    throw new SecurityException();
  }
}