ConvertSizeUtil

public class ConvertSizeUtil {    public static String convertSizeToString(long size) {        if(size<0){            size = 0;        }        return size > 1024 ? size / 1024 > 1024 ? size / 1024 / 1024 > 1024 ? size / 1024 / 1024 / 1024 + "GB" : size / 1024 / 1024 + "MB" : size / 1024 + "KB" : size + "B";    }}复制代码