exceptionexample.java

很多的小代码哦 自己写的还可以哦有不知道的可以留言给我哦

@SuppressWarnings("serial")
class NolowerLetter extends Exception{
 public void print(){
	System.out.printf("%c",'#');
 }
 }
@SuppressWarnings("serial")
class NoDigit extends Exception{
	 public void print(){
		System.out.printf("%c",'*');
	 }
	 }
class People{
void printLetter(char c) throws NolowerLetter{
	if(c<'a'||c>'z'){
	@SuppressWarnings("unused")
	NolowerLetter nolowerLetter=new NolowerLetter();
        throw( new NolowerLetter());	
	}
	else{
		System.out.print(c);
	}
} 
void printDigit(char c) throws NoDigit{
	if(c<'1'||c>'9'){
		@SuppressWarnings("unused")
		NoDigit noDigit=new NoDigit();
        throw(new NoDigit());	
	}
	else{
		System.out.print(c);
	}
} 
}
public class ExceptionExample {
	 public static void main(String args[]){
		 People people=new People();
		 for(int i=0;i<128;i++){
			 try{people.printLetter((char)i);}
			 catch(NolowerLetter e){e.print();}
			 }
		 for(int i=0;i<128;i++){
			 try{people.printDigit((char)i);}
			 catch(NoDigit e){e.print();}
			 
		 }
	 }
}