org.azolla.l.ling.io

类 File0

java.lang.Object

org.azolla.l.ling.io.File0

public final class File0
extends Object

FileHelper The concept about some object: 1.file/path :File/String object, maybe document,maybe directory and maybe null. 2.document :File/String object, but it does not contain directory 3.directory :File/String object, just directory

从以下版本开始:

ADK1.0

作者:

sk@azolla.org

字段概要

字段

限定符和类型	字段和说明
static String	BAK_FILETYPE
static String	ILLEGAL_FILENAME_REGEX
static String	JAR_FILETYPE
static String	MD5
static String	PNG_FILETYPE
static String	TXT_FILETYPE
static String	USER_DIR
static String	USER_HOME
static String	WAR_FILETYPE
static String	ZIP_FILETYPE

构造器概要

构造器

构造器和说明
File0()

方法概要

限定符和类型	方法和说明
static List<File>	allFile(File file) all of file contain sub file
static File	bakFileName(File file) Return file's bakName sample.txt -> sample.txt.bak
static boolean	copy(File from, File to)
static boolean	delFile(File file) Delete file(contain sub file)
static boolean	emptyFile(File file) empty File
static String	fileType(File file)
static String	fileType(String fileName) return type of file by file name Example:test.txt -> txt
static String	getEncoding(String filePath)
static String	getMD5(File file)
static String	getUserDir()
static String	getUserHome()
static String	getVer(File file)
static void	main(String[] args)
static File	newFile(File parent, String... strings)
static File	newFile(String... strings)
static String	toLegalFileName(String fileName)
static String	toLegalFileName(String fileName, String legalString) transform legal file name

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

字段详细资料

ILLEGAL_FILENAME_REGEX

public static final String ILLEGAL_FILENAME_REGEX

另请参阅:

常量字段值

MD5

public static final String MD5

另请参阅:

常量字段值

USER_DIR

public static final String USER_DIR

另请参阅:

常量字段值

USER_HOME

public static final String USER_HOME

另请参阅:

常量字段值

ZIP_FILETYPE

public static final String ZIP_FILETYPE

另请参阅:

常量字段值

JAR_FILETYPE

public static final String JAR_FILETYPE

另请参阅:

常量字段值

WAR_FILETYPE

public static final String WAR_FILETYPE

另请参阅:

常量字段值

TXT_FILETYPE

public static final String TXT_FILETYPE

另请参阅:

常量字段值

BAK_FILETYPE

public static final String BAK_FILETYPE

另请参阅:

常量字段值

PNG_FILETYPE

public static final String PNG_FILETYPE

另请参阅:

常量字段值

构造器详细资料

File0

public File0()

方法详细资料

newFile

public static File newFile(String... strings)

newFile

public static File newFile(File parent,
                           String... strings)

delFile

public static boolean delFile(File file)

Delete file(contain sub file)

参数:

file - documnet or directory

返回:

boolean

emptyFile

public static boolean emptyFile(File file)

empty File

参数:

file - documnet or directory

返回:

boolean

bakFileName

public static File bakFileName(File file)

Return file's bakName sample.txt -> sample.txt.bak

参数:

file - documnet

返回:

File

allFile

public static List<File> allFile(File file)

all of file contain sub file

参数:

file - documnet or directory

返回:

List<java.io.File>

fileType

public static String fileType(File file)

fileType

public static String fileType(String fileName)

return type of file by file name Example:test.txt -> txt

参数:

fileName - file name

返回:

type of file

toLegalFileName

public static String toLegalFileName(String fileName)

toLegalFileName

public static String toLegalFileName(String fileName,
                                     @Nullable
                                     String legalString)

transform legal file name

参数:

fileName - file name

legalString - legal string

返回:

legal file name

copy

public static boolean copy(File from,
                           File to)

getUserDir

public static String getUserDir()

getUserHome

public static String getUserHome()

getEncoding

public static String getEncoding(String filePath)

getMD5

public static String getMD5(File file)

getVer

public static String getVer(File file)

main

public static void main(String[] args)