接口转换器
一个类不能访问另一个类,中间加个转换
例:电压转换器 中国220V-欧美110V
public class Main {
public static void main(String[] args) throws Exception {
FileInputStream fileInputStream = new FileInputStream("C:\\Users\\Administrator\\Desktop\\README.txt");
InputStreamReader inputStreamReader = new InputStreamReader(fileInputStream);
BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
String line;
while (StringUtils.isNotBlank(line = bufferedReader.readLine())) {
System.out.println(line);
}
}
}