Java自訂異常

標籤：

 class OwnException extends Exception {      public OwnException(String msg) {                          super(msg);            System.out.println("hello myexception");        }}class OwnExceptionSource {      public void a() throws OwnException{             throw new OwnException(null);         }}public class OwnExceptionHandler1{    public static void main(String[] args) {         OwnExceptionSource r = new OwnExceptionSource();            try{                r.a();                //System.out.println("in try block");            }catch(Exception e) {                //System.out.println("in catch block");                e.printStackTrace();            }finally{                System.out.println("the last");            }            //System.out.println("after exception");        }    }

 

Java自訂異常