使用Java定义printer类,包含设备编号,设备名称,属性单价,所属部门,及对属性进行读写的方法带参数的构造方法
时间: 2024-03-08 10:50:19 浏览: 26
好的,这是一个简单的 Java 实现:
```
public class Printer {
private int device_id;
private String device_name;
private double unit_price;
private String department;
public Printer(int device_id, String device_name, double unit_price, String department) {
this.device_id = device_id;
this.device_name = device_name;
this.unit_price = unit_price;
this.department = department;
}
public int getDevice_id() {
return device_id;
}
public void setDevice_id(int device_id) {
this.device_id = device_id;
}
public String getDevice_name() {
return device_name;
}
public void setDevice_name(String device_name) {
this.device_name = device_name;
}
public double getUnit_price() {
return unit_price;
}
public void setUnit_price(double unit_price) {
this.unit_price = unit_price;
}
public String getDepartment() {
return department;
}
public void setDepartment(String department) {
this.department = department;
}
}
```
这个 `Printer` 类有四个属性:设备编号 `device_id`,设备名称 `device_name`,属性单价 `unit_price` 和所属部门 `department`。在构造方法中,我们传入这些属性的值。我们还定义了读取和设置每个属性的方法。