You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
|
/**
|
|
* 电源控制接口
|
|
* 定义了所有需要电源控制的设备必须实现的功能
|
|
*/
|
|
public interface PowerControl {
|
|
/**
|
|
* 打开设备电源
|
|
*/
|
|
void turnOn();
|
|
|
|
/**
|
|
* 关闭设备电源
|
|
*/
|
|
void turnOff();
|
|
|
|
/**
|
|
* 检查设备是否开启
|
|
* @return 是否开启
|
|
*/
|
|
boolean isPowerOn();
|
|
} |
