链接的异常。

public class Main

{

   public static void main(String[] args)

   {/**nowjava.com - 时  代  Java**/

      try 

      { 

         method1(); 

      } 

      catch (Exception exception) // exceptions thrown from method1

      { 

         exception.printStackTrace();

      } 

   } 


   // call method2; throw exceptions back to main

   public static void method1() throws Exception

   {
   /**
   时代Java公众号 提供 
   **/

      try 

      { 

         method2(); 

      }

      catch (Exception exception) // exception thrown from method2

      {

         throw new Exception("Exception thrown in method1", exception);

      }

   } 


   // call method3; throw exceptions back to method1

   public static void method2() throws Exception

   {

      try 

      { 

         method3(); 

      } 

      catch (Exception exception) // exception thrown from method3

      {

         throw new Exception("Exception thrown in method2", exception);

      } 

   }