package exception; public class TestException { public static void main(String[] args) { for(int i=0;i<4;i++) { try { int k; switch(i) { case 0: int zero= 0; k=911/zero; break; case 1: int b[]=null; k = b[0]; break; case 2: int c[]=new int[2]; k=c[9]; break; case 3: char ch="abc".charAt(99); break; } } catch(ArithmeticException e) { System.out.println(" 错误 1"+e.getMessage()); e.printStackTrace(); } catch(NullPointerException e) { System.out.println(" 错误2 "+e.getMessage()); e.printStackTrace(); } catch(ArrayIndexOutOfBoundsException e) { System.out.println(" 错误3 "+e.getMessage()); e.printStackTrace(); } catch(Exception e) { System.out.println(" 错误4 "+e.getMessage()); e.printStackTrace(); } } } }