public class FileUtils extends Object
| Modifier and Type | Class and Description |
|---|---|
static class |
FileUtils.WindowsExplorerComparator |
| Modifier and Type | Field and Description |
|---|---|
static long |
GB |
static long |
KB |
static long |
MB |
| Constructor and Description |
|---|
FileUtils() |
| Modifier and Type | Method and Description |
|---|---|
static File |
buildFile(String fileName,
boolean isDirectory)
生产文件如果文件所在路径不存在则生成路径
|
static String |
getExt(File file)
Java文件操作 获取文件扩展名
|
static String |
getExt(String filename)
Java文件操作 获取文件扩展名
|
static String |
getNameWithoutExt(File file)
获取不带扩展名的文件名
|
static String |
getNameWithoutExt(String filename)
获取不带扩展名的文件名
|
static File[] |
listFilesByName(File path) |
static File[] |
listFilesByName(File path,
FilenameFilter filter) |
static void |
main(String[] args) |
static File |
rename(File file,
String name)
重命名文件
|
static String |
tmpFilename(String filename)
获得临时文件名
|
public static final long KB
public static final long MB
public static final long GB
public static String tmpFilename(String filename)
filename - 文件名public static File buildFile(String fileName, boolean isDirectory)
fileName - 文件名 带路径isDirectory - 是否为路径public static String getExt(String filename)
filename - 文件名public static String getNameWithoutExt(String filename)
filename - 文件名public static String getNameWithoutExt(File file)
file - 文件public static File rename(File file, String name)
file - 原文件name - 新名字public static File[] listFilesByName(File path, FilenameFilter filter)
public static void main(String[] args)
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