try catch finally

尘世不足

于 2016-06-06 23:24:54 发布

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分类专栏： Java自学文章标签： try catch finally

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class Age {
    public void setAge(int age) throws Exception{
        if (age < 12 && age > 0){
            System.out.println("This is a child");
        }else if(age >= 18){
            System.out.println("This is a adult");
        }else if(age >=12 && age < 18){
            System.out.println("This is a youth");
        }else{
            Exception e = new Exception("The age can't be negative number");
            throw e;
        }
    }
}

public class TestDemo {
    public static void main(String args[]){
        Age a = new Age();
        try{
            a.setAge(-1);
        }
        catch(Exception e){
            System.out.println(e);
        }
        finally {
            System.out.println("The End");
        }
    }
}