5-10.txt

jsp常用实例讲解

class ThrowDemo{
static void demoproc(){
try{
throw new NullPointerException("demo");
}catch(NullPointerException e){
System.out.println("caught inside demoproc");
throw e;}
}
public static void main(String args[]){
try{
demoproc();
}catch(NullPointerException e){
System.out.println("We get exception:"+e);
}
}
}