java实现输出一组公司员工的信息列表，其中员工具备以下特征： 雇员：员工编号、姓名、工资； 经理：员工编号、姓名、工资、管理部门； 总监：员工编号、姓名、工资、津贴；

public class Employee {
private int employeeId;
private String name;
private double salary;

public Employee(int employeeId, String name, double salary) {
this.employeeId = employeeId;
this.name = name;
this.salary = salary;
}

public int getEmployeeId() {
return employeeId;
}

public void setEmployeeId(int employeeId) {
this.employeeId = employeeId;
}

public String getName() {
return name;
}

public void setName(String name) {
this.name = name;
}

public double getSalary() {
return salary;
}

public void setSalary(double salary) {
this.salary = salary;
}

public String toString() {
return "Employee ID: " + employeeId + ", Name: " + name + ", Salary: " + salary;
}
}

public class Manager extends Employee {
private String department;

public Manager(int employeeId, String name, double salary, String department) {
super(employeeId, name, salary);
this.department = department;
}

public String getDepartment() {
return department;
}

public void setDepartment(String department) {
this.department = department;
}

public String toString() {
return super.toString() + ", Department: " + department;
}
}

public class Director extends Employee {
private double allowance;

public Director(int employeeId, String name, double salary, double allowance) {
super(employeeId, name, salary);
this.allowance = allowance;
}

public double getAllowance() {
return allowance;
}

public void setAllowance(double allowance) {
this.allowance = allowance;
}

public String toString() {
return super.toString() + ", Allowance: " + allowance;
}
}

public class EmployeeList {
private ArrayList<Employee> employees;

public EmployeeList() {
employees = new ArrayList<Employee>();
}

public void addEmployee(Employee e) {
employees.add(e);
}

public void displayEmployees() {
for (Employee e : employees) {
System.out.println(e.toString());
}
}
}

// Example usage
EmployeeList employeeList = new EmployeeList();
employeeList.addEmployee(new Employee(1, "John Doe", 50000));
employeeList.addEmployee(new Manager(2, "Jane Smith", 60000, "Sales"));
employeeList.addEmployee(new Director(3, "Bob Johnson", 70000, 10000));
employeeList.displayEmployees();