java实验6（Person.java）

public class Person { private String title = null; private String first_name = null; private String last_name = null; private String nick_name = null; private int age = 0; private boolean sex = false; public Person(){ } public Person(String title,String first_name,String last_name,String nick_name,int age,boolean sex){ setTitle(title); setFirst_Name(first_name); setLast_Name(last_name); setNick_Name(nick_name); setAge(age); setSex(sex); } /** * Set方法 */ public void setTitle(String title){ if(! title.isEmpty()) title.trim(); this.title = title; } public void setFirst_Name(String first_name){ if(! first_name.isEmpty()) first_name.trim(); this.first_name = first_name; } public void setLast_Name(String last_name){ if(! last_name.isEmpty()) last_name.trim(); this.last_name = last_name; } public void setNick_Name(String nick_name){ if(! nick_name.isEmpty()) nick_name.trim(); this.nick_name = nick_name; } public void setAge(int age){ this.age = age; } public void setSex(boolean sex){ this.sex = sex; } public String getTitle(){ return title; } public String getFirst_Name(){ return first_name; } public String getLast_Name(){ return last_name; } public String getNick_Name(){ return nick_name; } public int getAge(){ return age; } public boolean getSex(){ return sex; } public String standardName(){ String string; string = "(i.e., "; string += getFirst_Name(); string += " "; string += getLast_Name(); string += ")"; return string; } public String formalName(){ String string; string = "(i.e., "; string += getTitle(); string += " "; string += getFirst_Name(); string += " "; string += getLast_Name(); string += ")"; return string; } public String casualName(){ String string; if(! nick_name.isEmpty()){ string = "The nick name is:"; string += "(i.e., "; string += getNick_Name(); string += ")"; } else{ string = "the first name is:"; string += "(i.e., "; string += getFirst_Name(); string += ")"; } return string; } }