//获取文件大小
public static String GetFileSize(String Path) {
File file = new File(Path);
String size = "";
if (file.exists() && file.isFile()) {
long fileS = file.length();
DecimalFormat df = new DecimalFormat("#.00");
if (fileS < 1024) {
size = df.format((double) fileS) + "BT";
} else if (fileS < 1048576) {
size = df.format((double) fileS / 1024) + "KB";
} else if (fileS < 1073741824) {
size = df.format((double) fileS / 1048576) + "MB";
} else {
size = df.format((double) fileS / 1073741824) + "GB";
}
} else if (file.exists() && file.isDirectory()) {
size = "";
} else {
size = "0BT";
}
public static String GetFileSize(String Path) {
File file = new File(Path);
String size = "";
if (file.exists() && file.isFile()) {
long fileS = file.length();
DecimalFormat df = new DecimalFormat("#.00");
if (fileS < 1024) {
size = df.format((double) fileS) + "BT";
} else if (fileS < 1048576) {
size = df.format((double) fileS / 1024) + "KB";
} else if (fileS < 1073741824) {
size = df.format((double) fileS / 1048576) + "MB";
} else {
size = df.format((double) fileS / 1073741824) + "GB";
}
} else if (file.exists() && file.isDirectory()) {
size = "";
} else {
size = "0BT";
}
return size;
}