1.java构造函数
public NoParamInfo(){} //无参构造方法
public NoParamInfo(String name,String address){//有参构造方法
this.name=name;
this.address=address;
}
public NoParamInfo(){} //无参构造方法
public NoParamInfo(String name,String address){//有参构造方法
this.name=name;
this.address=address;
}