程序包 ohos.data.distributed.file

类 DistFile

java.lang.Object

java.io.File

ohos.data.distributed.file.DistFile

所有已实现的接口:

Serializable, Comparable<File>

直接已知子类:

DistAgentFile, DistLinkFile

已过时。

This change is effective since API version 6. This class conflicts with the sandbox design. You are discouraged from using them. This class will be deleted in a future release.

@Deprecated
public class DistFile
extends File

Inherits from the java.io.File class and provides methods for the file manager to perform basic operations on distributed files or directories.

从以下版本开始:

3

另请参阅:

序列化表格

字段概要

从类继承的字段 java.io.File

pathSeparator, pathSeparatorChar, separator, separatorChar

构造器概要

构造器

构造器	说明
DistFile(String path)	已过时。

方法概要

限定符和类型	方法	说明
boolean	copyTo(DistFile file)	已过时。
String	getDevice()	已过时。
String	getGroup()	已过时。
DistFile	getParentFile()	已过时。
boolean	isDistFile()	已过时。
DistFile[]	listFiles()	已过时。
DistFile[]	listFiles(FileFilter filter)	已过时。
DistFile[]	listFiles(FilenameFilter filter)	已过时。

从类继承的方法 java.io.File

canExecute, canRead, canWrite, compareTo, createNewFile, createTempFile, createTempFile, delete, deleteOnExit, equals, exists, getAbsoluteFile, getAbsolutePath, getCanonicalFile, getCanonicalPath, getFreeSpace, getName, getParent, getPath, getTotalSpace, getUsableSpace, hashCode, isAbsolute, isDirectory, isFile, isHidden, lastModified, length, list, list, listRoots, mkdir, mkdirs, renameTo, setExecutable, setExecutable, setLastModified, setReadable, setReadable, setReadOnly, setWritable, setWritable, toPath, toString, toURI, toURL

从类继承的方法 java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

构造器详细资料

DistFile

@Deprecated
public DistFile(String path)

已过时。

方法详细资料

isDistFile

@Deprecated
public boolean isDistFile()

已过时。

Checks whether this abstract pathname denotes a distributed file or directory.

返回:

Returns true if this abstract pathname denotes a distributed file or directory; returns false otherwise.

从以下版本开始:

3

getDevice

@Deprecated
public String getDevice()

已过时。

Obtains information about the device to which the file or directory denoted by this abstract pathname belongs.

返回:

Returns local if this abstract pathname denotes a distributed file or directory; returns null otherwise.

从以下版本开始:

3

getGroup

@Deprecated
public String getGroup()

已过时。

Obtains information about the account to which the file or directory denoted by this abstract pathname belongs.

返回:

Returns the account information if this abstract pathname denotes a distributed file or directory; returns null otherwise.

从以下版本开始:

3

copyTo

@Deprecated
public boolean copyTo(DistFile file)
               throws IOException

已过时。

Copies the content of a distributed file to another on the same device.

参数:

file - Indicates the target distributed file.

返回:

Returns true if the content is successfully copied to the target file; returns false otherwise.

抛出:

IOException - Throws this exception if an I/O error occurs.

从以下版本开始:

3

getParentFile

@Deprecated
public DistFile getParentFile()

已过时。

Obtains the parent directory of the distributed file or directory denoted by this abstract pathname.

覆盖:

getParentFile 在类中 File

返回:

Returns the parent directory if obtained; returns null if this abstract pathname does not denote a parent directory.

从以下版本开始:

3

listFiles

@Deprecated
public DistFile[] listFiles()

已过时。

Obtains a list of distributed files and directories in the directory denoted by this abstract pathname.

覆盖:

listFiles 在类中 File

返回:

Returns the list of distributed files and directories if obtained; returns an empty list if the directory denoted by this abstract pathname is empty; returns null if this abstract pathname does not denote a directory or if an I/O error occurs.

从以下版本开始:

3

listFiles

@Deprecated
public DistFile[] listFiles(FileFilter filter)

已过时。

Obtains a list of distributed files and directories matching a specified file filter in the directory denoted by this abstract pathname.

覆盖:

listFiles 在类中 File

参数:

filter - Indicates the file filter.

返回:

Returns the list of distributed files and directories matching the specified file filter if obtained; returns an empty list if the directory denoted by this abstract pathname is empty; returns null if this abstract pathname does not denote a directory or if an I/O error occurs.

从以下版本开始:

3

另请参阅:

Files.newDirectoryStream(Path,java.nio.file.DirectoryStream.Filter)

listFiles

@Deprecated
public DistFile[] listFiles(FilenameFilter filter)

已过时。

Obtains a list of distributed files and directories matching a specified file name filter in the directory denoted by this abstract pathname.

覆盖:

listFiles 在类中 File

参数:

filter - Indicates the file name filter.

返回:

Returns the list of distributed files and directories matching the specified file name filter if obtained; returns an empty list if the directory denoted by this abstract pathname is empty; returns null if this abstract pathname does not denote a directory or if an I/O error occurs.

从以下版本开始:

3

另请参阅:

Files.newDirectoryStream(Path,String)