现在我需要做一个记录公司员工的JAVA程序...而且还不能用数据库...
主要目的是能够记录每个输入的员工信息..具体有工作职位,员工号..年龄..性别和工资..并且系统能够让经理直接雇佣或者解雇员工..并且查看所有员工名单,经理名单,所有男性员工名单,所有女性员工名单..超过一定年龄员工的名单以及公司总的工资...
下面是我写出的部分代码:
import java.io.*;public class Company{private String jobtitle;private String name;private string sex;private String salary;private int idnumber;private int age;//consturctor
public Employee (String jobtitle,String name,String sex,String salarey,int idnumber,int age){this.jobtitle = jobtitle;
this.name = name;
this.salary = salary;
this.sex = sex;
this.age = age;
this.idnumber = idnumber;}public Employee (Employee s) {
this.jobtitle = s.jobtitle;
this.name = new String(s.name);
this.salary = s.salary;
this.age = s.age;
this.sex = s.sex;
this.idnumber = s.idnumber;
}public void SetJobtitle(String jobtitle){
this.jobtitle = jobtitle;}public void setName(String name){
this.name = name;} public void setSex(String sex){
this.sex = sex;}public void setSalary(String salary){
this.salary = salary;} public void setAge(Int age){
this.age = age;} public void setIdnumber(Int idnumber){
this.idnumber = idnumber;} public String getJobtitle(){
return jobtitle;} public String getName(){
return name;}public String getSex(){
return sex;}public String getSalary(){
return salary;}public int getAge(){
return age;}public int getIdnumber(){
return idnumber;}
public String toString(){
return getJobtitle()+"\n"+getName()+"\n"+getIdnumber()+"\n"+getAge()+"\n"+getSex()+"\n"+getSalary();}
public Static Employee getAEmployee(int i){
Employee employeei;
System.out.println("Enter NO."+i+"STAFF DETAIL.");
System.out.println("Idnumber");
Int idnumber = keyboard.getInteger();
System.out.printle("Jobtitle");
String Jobtitle = keyboard.getString();
System.out.println("Name");
String Name = keyboard.getString();
System.out.println("Sex");
String Sex = keyboard.getString();
System.out.println("Salary");
String Salary = keyboard.getString();
System.out.println("Age");
String Age = keyboard.getInterger();
employeei = new employ(idnumber,name,jobtitle,sex,salary,age);
return emplyeei;}public class Director extends Employee
{
public boolean add(Employee aEmployee){
if (find(aEmployee.getIdnumber())>= 0 return false;
this.Employee[size] = new Employee(new int(a Employee.getIdnumber());
new String (aEmployee.getJobtitle(),aEmployee.getName(),aEmployee.getSex(),aEmployee.getSalary());
aEmployee.getAge());
size ++;
return ture;}public boolean del(Employee aEmployee){
int pos = find(aEmployee.getIdnumber());
if(pos == -1)return false;
for(int i = pos + 1;i<size;i++)
Employee[i-1] = Employee[i];
size--;
return ture;}
}
这些都是我看书写出的员工类和经理类...但是有错误..说是在PUBLIC EMPLOYEE(INT AGE)和PUBLIC EMPLOYEE(EMPLOYEE S)那里INVALID METHOD DECLARATION.RETURN TYPE REQUIRED...谁知道这是为什么啊...
还有那个列出员工名单的代码应该是用什么写啊...能给出个例子就太好拉...
还有这个程序写完以后应该还要有个窗口文件,让经理选择的谁能告诉我哪个应该用什么做啊...因为我是菜鸟...这个是我们马上要教的作业求各位高手帮忙啊...
主要目的是能够记录每个输入的员工信息..具体有工作职位,员工号..年龄..性别和工资..并且系统能够让经理直接雇佣或者解雇员工..并且查看所有员工名单,经理名单,所有男性员工名单,所有女性员工名单..超过一定年龄员工的名单以及公司总的工资...
下面是我写出的部分代码:
import java.io.*;public class Company{private String jobtitle;private String name;private string sex;private String salary;private int idnumber;private int age;//consturctor
public Employee (String jobtitle,String name,String sex,String salarey,int idnumber,int age){this.jobtitle = jobtitle;
this.name = name;
this.salary = salary;
this.sex = sex;
this.age = age;
this.idnumber = idnumber;}public Employee (Employee s) {
this.jobtitle = s.jobtitle;
this.name = new String(s.name);
this.salary = s.salary;
this.age = s.age;
this.sex = s.sex;
this.idnumber = s.idnumber;
}public void SetJobtitle(String jobtitle){
this.jobtitle = jobtitle;}public void setName(String name){
this.name = name;} public void setSex(String sex){
this.sex = sex;}public void setSalary(String salary){
this.salary = salary;} public void setAge(Int age){
this.age = age;} public void setIdnumber(Int idnumber){
this.idnumber = idnumber;} public String getJobtitle(){
return jobtitle;} public String getName(){
return name;}public String getSex(){
return sex;}public String getSalary(){
return salary;}public int getAge(){
return age;}public int getIdnumber(){
return idnumber;}
public String toString(){
return getJobtitle()+"\n"+getName()+"\n"+getIdnumber()+"\n"+getAge()+"\n"+getSex()+"\n"+getSalary();}
public Static Employee getAEmployee(int i){
Employee employeei;
System.out.println("Enter NO."+i+"STAFF DETAIL.");
System.out.println("Idnumber");
Int idnumber = keyboard.getInteger();
System.out.printle("Jobtitle");
String Jobtitle = keyboard.getString();
System.out.println("Name");
String Name = keyboard.getString();
System.out.println("Sex");
String Sex = keyboard.getString();
System.out.println("Salary");
String Salary = keyboard.getString();
System.out.println("Age");
String Age = keyboard.getInterger();
employeei = new employ(idnumber,name,jobtitle,sex,salary,age);
return emplyeei;}public class Director extends Employee
{
public boolean add(Employee aEmployee){
if (find(aEmployee.getIdnumber())>= 0 return false;
this.Employee[size] = new Employee(new int(a Employee.getIdnumber());
new String (aEmployee.getJobtitle(),aEmployee.getName(),aEmployee.getSex(),aEmployee.getSalary());
aEmployee.getAge());
size ++;
return ture;}public boolean del(Employee aEmployee){
int pos = find(aEmployee.getIdnumber());
if(pos == -1)return false;
for(int i = pos + 1;i<size;i++)
Employee[i-1] = Employee[i];
size--;
return ture;}
}
这些都是我看书写出的员工类和经理类...但是有错误..说是在PUBLIC EMPLOYEE(INT AGE)和PUBLIC EMPLOYEE(EMPLOYEE S)那里INVALID METHOD DECLARATION.RETURN TYPE REQUIRED...谁知道这是为什么啊...
还有那个列出员工名单的代码应该是用什么写啊...能给出个例子就太好拉...
还有这个程序写完以后应该还要有个窗口文件,让经理选择的谁能告诉我哪个应该用什么做啊...因为我是菜鸟...这个是我们马上要教的作业求各位高手帮忙啊...
你是Company类,但是为什么构造函数名叫Employee呢?架构大概如下
// 雇员
public class Employee
{}
// 经理
public class Director extends Employee
{}public class Company
{
// 公司里面有雇员
private List users;...
}窗口文件我没明白是什么意思,可能是要求做一个界面吧.
也就是允许从外部操作的界面。
你直接用命令行输入输出控制吧,也能接受。
你的类叫Company ( 就是你的public class Company)
但是你的构造函数(没有返回值的function),却是Employee 。你把你贴出来的第一行代码的company改成employee
我们当时java是选修,一个学期就那么三四十小时的课
最后的作业是(选做)
(1)需要有图形界面的聊天室
(2)地图查看器,能够查找地点,放大,缩小等等。
你的代码很多错的地方。开发用个IDE吧,你都在记事本写?
比如就是那个方法,声明的时候
叫: employeei
返回的时候就变成了:emplyeei没法改啊,大哥。
你要是吧public class 也大写成Class,保证其它的错误都不出来了。
但是不出来,不等于不存在。唉...真是...
你先改改吧,
要是Int大写也能通过,麻烦告诉我。
public Employee (String jobtitle,String name,String sex,String salarey,int idnumber,int age){this.jobtitle = jobtitle;
this.name = name;
this.salary = salary;
this.sex = sex;
this.age = age;
this.idnumber = idnumber;}public Employee (Employee s) {
this.jobtitle = s.jobtitle;
this.name = new String(s.name);
this.salary = s.salary;
this.age = s.age;
this.sex = s.sex;
this.idnumber = s.idnumber;
}public void SetJobtitle(String jobtitle){
this.jobtitle = jobtitle;}public void setName(String name){
this.name = name;} public void setSex(String sex){
this.sex = sex;}public void setSalary(String salary){
this.salary = salary;} public void setAge(Int age){
this.age = age;} public void setIdnumber(Int idnumber){
this.idnumber = idnumber;} public String getJobtitle(){
return jobtitle;} public String getName(){
return name;}public String getSex(){
return sex;}public String getSalary(){
return salary;}public int getAge(){
return age;}public int getIdnumber(){
return idnumber;}
public String toString(){
return getJobtitle()+"\n"+getName()+"\n"+getIdnumber()+"\n"+getAge()+"\n"+getSex()+"\n"+getSalary();}public class Director extends Employee
{private String name;
private Employee employees[];
private int size;public Director(String name){
this.name = name;public String getName(){
return name;}public Employee[] getEmpolyees(){
return Employees;}public int getSize(){
return size;}public void setName(String name){
this.name = name;}pulic void setSize(int size){
this.size = size;}public void setEmployees(Employee[] employees){
for(int i = 0;i<size;i++)
this.employees[i] = new Employee(employee[i]);
}public String toString)(){
String s;
s = s + "Jobtitle" + "\n"+"Name"+"\n"+"Idnumber"+"\n"+"Age"+"\n"+"Sex"+"\n"+"Salary"; for(int i=0;i<size;i++)
s = s + employees[i].getJobtitle()+"\n"+employees[i].getName()+"\n"+employees[i].getIdnumber()+"\n"+employees[i].getAge()+"\n"+employees[i].getSex()+"\n"+employees.getSalary();
return s;
};
}
public boolean add(Employee aEmployee){
if (find(aEmployee.getIdnumber())>= 0) return false;
this.Employee[size] = new Employee(new String(aEmployee.getName()),new String (aEmployee.getJobtitle()),aEmployee.getIdnumber(),new String (aEmployee.getSex()),new String(aEmployee.getSalary()),
aEmployee.getAge());
return ture;}public boolean del(Employee aEmployee){
int pos = find(aEmployee.getIdnumber());
if(pos == -1)return false;
for(int i = pos + 1;i<Size;i++)
Employee[i-1] = Employee[i];
return ture;}
}public static Employee getAEmployee(int i){
Employee employeei;
System.out.println("Enter NO."+i+"STAFF DETAIL.");
System.out.println("Idnumber");
int idnumber = keyboard.getInteger();
System.out.printle("Jobtitle");
String Jobtitle = keyboard.getString();
System.out.println("Name");
String Name = keyboard.getString();
System.out.println("Sex");
String Sex = keyboard.getString();
System.out.println("Salary");
String Salary = keyboard.getString();
System.out.println("Age");
int Age = keyboard.getInterger();
employeei = new employ(idnumber,name,jobtitle,sex,salary,age);
return emplyeei;}
}
我把CODE改成现在这样了..可是在public string getName(){
那里提示说ILLEGAL START OF EXPRESSION
希望大家帮忙....
详情联系EMAIL:[email protected]
那里提示说ILLEGAL START OF EXPRESSION
============
public Director(String name){
this.name = name; //少个右大括号!!public String getName(){
return name;}
int idnumber = keyboard.getInteger();
//keyboard是什么东东呀3)对信息存储的位置没有概念
在add,del方法里的aEmployee是什么东西呀,放的是什么,在哪定义的,……
又,从LZ的设计推测,是只有一个经理的,要不员工的数组就不能放在经理类里了呀:这么一来的话两个类确实可以做出来了~
-------------------------------------------------------
import java.io.*;public class Employee {
private String jobtitle;
private String name;
private String sex;
private String salary;
private int idnumber;
private int age;// consturctor // private int size;
public Employee(String jobtitle, String name, String sex, String salarey, int idnumber, int age) { this.jobtitle = jobtitle;
this.name = name;
// this.salary = salary;
this.sex = sex;
this.age = age;
this.idnumber = idnumber;
}
public Employee(Employee s) {
this.jobtitle = s.jobtitle;
this.name = new String(s.name);
this.salary = s.salary;
this.age = s.age;
this.sex = s.sex;
this.idnumber = s.idnumber;
}
public void SetJobtitle(String jobtitle) {
this.jobtitle = jobtitle;
}
public void setName(String name) {
this.name = name;
}
public void setSex(String sex) {
this.sex = sex;
}
public void setSalary(String salary) {
this.salary = salary;
}
public void setAge(int age) {
this.age = age;
}
public void setIdnumber(int idnumber) {
this.idnumber = idnumber;
}
public String getJobtitle() {
return jobtitle;
}
public String getName() {
return name;
}
public String getSex() {
return sex;
}
public String getSalary() {
return salary;
}
public int getAge() {
return age;
}
public int getIdnumber() {
return idnumber;
}
public String toString() {
return getJobtitle() + "\n" + getName() + "\n" + getIdnumber() + "\n" + getAge() + "\n" + getSex() + "\n" + getSalary();
}
}class Director extends Employee {
private String name;
private Employee[] employees;
private int size; public Director(Employee s, String name) {
super(s);
this.name = name;
} public String getName() {
return name;
} public Employee[] getEmpolyees() {
return employees;
} public int getSize() {
return size;
} public void setName(String name) {
this.name = name;
} public void setSize(int size) {
this.size = size;
} public void setEmployees(Employee[] employees) {
for (int i = 0; i < size; i++)
this.employees[i] = new Employee(employees[i]);
} public String toString() {
String s = "";
s = s + "Jobtitle" + "\n" + "Name" + "\n" + "Idnumber" + "\n" + "Age" + "\n" + "Sex" + "\n" + "Salary"; for (int i = 0; i < size; i++)
s = s + employees[i].getJobtitle() + "\n" + employees[i].getName() + "\n" + employees[i].getIdnumber() + "\n" + employees[i].getAge() + "\n" + employees[i].getSex() + "\n" + employees[i].getSalary();
return s;
};
public boolean add(Employee aEmployee) {
// 不知道find()在哪里定义的?
// if (find(aEmployee.getIdnumber()) >= 0) return false;
this.employees[size] = new Employee(aEmployee.getJobtitle(), aEmployee.getName(), aEmployee.getSex(), aEmployee.getSalary(), aEmployee.getIdnumber(), aEmployee.getAge());
return true;
} public boolean del(Employee aEmployee) {
int pos = aEmployee.getIdnumber();
// 不知道find()在哪里定义的?
// int pos = find(aEmployee.getIdnumber());
if (pos == -1) return false;
for (int i = pos + 1; i < size; i++)
employees[i - 1] = employees[i];
return true;
} public static Employee getAEmployee(int i) {
String jobtitle = "";
String name = "";
String sex = "";
String salary = "";
int idnumber = 0;
int age = 0; Employee employeei = null;
System.out.println("Enter NO." + i + "STAFF DETAIL.");
System.out.println("Idnumber"); // 不知道你的KeyBoard类是哪里来的?
// 接收键盘输入
BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); System.out.println("jobtitle");
try {
jobtitle = br.readLine();// Keyboard.getString();
}
catch (Exception e) {}
// finally {} System.out.println("name");
try {
name = br.readLine();// keyboard.getString();
}
catch (Exception e) {}
// finally {} System.out.println("sex");
try {
sex = br.readLine();// keyboard.getString();
}
catch (Exception e) {}
// finally {} System.out.println("salary");
try {
salary = br.readLine();// keyboard.getString();
}
catch (Exception e) {}
// finally {} System.out.println("idnumber");
try {
idnumber = Integer.parseInt(br.readLine());// keyboard.getInteger();
}
catch (Exception e) {}
// finally {} System.out.println("age");
try {
age = Integer.parseInt(br.readLine());// keyboard.getInterger();
}
catch (Exception e) {}
// finally {} employeei = new Employee(jobtitle, name, sex, salary, idnumber, age);
return employeei;
}
}