JAVA自定义异常类

1.
package com.exception;

public class MyException extends Exception{
private static final long serialVersionUID = 7288118975361987086L;
public MyException(String str){
        super(str);
       }
       public MyException(){
        this("");
       }
}
package com.exception;

public class Javaexception {
   private String name;
   private int age;
   public String getName() {
return this.name;
}
   public int getAge() {
return this.age;
}
   public Javaexception(String name,int age)throws MyException{
   this.setName(name);
   this.setAge(age);
   }
   private void setAge(int age) {
// TODO Auto-generated method stub
try{