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import sun.misc.Signal;
import sun.misc.SignalHandler;

@SuppressWarnings("restriction")
public class SignalHandlerExample {

 public static void main(String[] args) {
  System.out.println("Signal handling example.");
  SignalHandler handler = new MySignalHandler();
  // kill命令
  Signal termSignal = new Signal("TERM");
  Signal.handle(termSignal, handler);
  // ctrl+c命令
  Signal intSignal = new Signal("INT");
  Signal.handle(intSignal, handler);
  try {
   Thread.sleep(50000);
  } catch (InterruptedException e) {
   System.out.println("Interrupted: " + e.getMessage());
  }
 }
}

@SuppressWarnings("restriction")
class MySignalHandler implements SignalHandler {

 @Override
 public void handle(Signal signal) {
  System.out.println("Signal handler called for signal " + signal);
  try {
   System.out.println("Handling " + signal.getName());
  } catch (Exception e) {
   System.out.println("handle|Signal handler" + "failed, reason "
     + e.getMessage());
   e.printStackTrace();
  }
 }

}