完成BankAccount和Employee作业

w3/BankAccount.java

@@ -0,0 +1,56 @@
+public class BankAccount {
+    private final String accountNumber;
+    private String ownerName;
+    private double balance;
+
+    public BankAccount(){
+        this("000000","未命名");
+    }
+
+    public BankAccount(String accountNumber, String ownerName) {
+        this.accountNumber = accountNumber;
+        this.ownerName = ownerName;
+        this.balance=0.0;
+    }
+
+    public void setOwnerName(String ownerName) {
+        this.ownerName = ownerName;
+    }
+
+    public void deposit(double amount) {
+        if(amount>0){
+            this.balance += amount;
+            System.out.println("存款成功，当前余额：" +this.balance);
+        }else{
+            System.out.println("存款必须大于0");
+        }
+    }
+
+    public void withdraw(double amount) {
+        if(amount<=0){
+            System.out.println("取款金额必须大于0");
+        }else if(amount>this.balance){
+            System.out.println("金额不足，当前余额："+this.balance);
+        }else {
+            this.balance -= amount;
+            System.out.println("取款成功！当前余额：" + this.balance);
+        }
+    }
+
+    // 查询余额的方法
+    public double getBalance() {
+        return this.balance;
+    }
+
+    // 获取账户号的方法（因为账户号不可修改，只提供getter）
+    public String getAccountNumber() {
+        return this.accountNumber;
+    }
+
+    // 获取户主姓名的方法
+    public String getOwnerName() {
+        return this.ownerName;
+    }
+}
+
+

w3/Employee.java

@@ -0,0 +1,82 @@
+public class Employee  {
+    private String id;
+    private String name;
+    private String department;
+    private double salary;
+
+    // 全参构造方法
+    public Employee(String id, String name, String department, double salary) {
+        this.id = id;
+        this.name = name;
+        this.department = department;
+        setSalary(salary);
+    }
+
+    // getter和setter
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getDepartment() {
+        return department;
+    }
+
+    public void setDepartment(String department) {
+        this.department = department;
+    }
+
+    public double getSalary() {
+        return salary;
+    }
+
+    public void setSalary(double salary) {
+        if (salary >= 2000) {
+            this.salary = salary;
+        } else {
+            System.out.println("工资不能低于2000！");
+        }
+    }
+
+    // 涨薪方法
+    public void raiseSalary(double percent) {
+        double newSalary = salary * (1 + percent / 100);
+        setSalary(newSalary);
+    }
+}
+
+// 测试类
+class TestEmployee {
+    public static void main(String[] args) {
+        Employee emp1 = new Employee("1001", "张三", "技术部", 5000);
+        Employee emp2 = new Employee("1002", "李四", "销售部", 3000);
+
+        System.out.println("=== 初始信息 ===");
+        System.out.println(emp1.getName() + " - " + emp1.getDepartment() + " - 工资：" + emp1.getSalary());
+        System.out.println(emp2.getName() + " - " + emp2.getDepartment() + " - 工资：" + emp2.getSalary());
+
+        System.out.println("\n=== 涨薪后 ===");
+        emp1.raiseSalary(10);
+        System.out.println(emp1.getName() + "涨薪后工资：" + emp1.getSalary());
+
+        System.out.println("\n=== 修改部门 ===");
+        emp2.setDepartment("市场部");
+        System.out.println(emp2.getName() + "新部门：" + emp2.getDepartment());
+
+        System.out.println("\n=== 测试非法工资 ===");
+        emp2.setSalary(1500);
+    }
+}
+
+