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java.lang.Objectorg.h2.store.fs.FilePath
org.h2.store.fs.FilePathDisk
public class FilePathDisk
This file system stores files on disk. This is the most common file system.
| Field Summary |
|---|
| Fields inherited from class org.h2.store.fs.FilePath |
|---|
name |
| Constructor Summary | |
|---|---|
FilePathDisk()
|
|
| Method Summary | |
|---|---|
boolean |
canWrite()
Check if the file is writable. |
void |
createDirectory()
Create a directory (all required parent directories already exist). |
boolean |
createFile()
Create a new file. |
FilePath |
createTempFile(java.lang.String suffix,
boolean deleteOnExit,
boolean inTempDir)
Create a new temporary file. |
void |
delete()
Delete a file or directory if it exists. |
boolean |
exists()
Checks if a file exists. |
static java.lang.String |
expandUserHomeDirectory(java.lang.String fileName)
Expand '~' to the user home directory. |
FilePath |
getParent()
Get the parent directory of a file or directory. |
FilePathDisk |
getPath(java.lang.String path)
Convert a file to a path. |
java.lang.String |
getScheme()
Get the scheme (prefix) for this file provider. |
boolean |
isAbsolute()
Check if the file name includes a path. |
boolean |
isDirectory()
Check if it is a file or a directory. |
long |
lastModified()
Get the last modified date of a file |
void |
moveTo(FilePath newName)
Rename a file if this is allowed. |
java.util.List<FilePath> |
newDirectoryStream()
List the files and directories in the given directory. |
java.io.InputStream |
newInputStream()
Create an input stream to read from the file. |
java.io.OutputStream |
newOutputStream(boolean append)
Create an output stream to write into the file. |
java.nio.channels.FileChannel |
open(java.lang.String mode)
Open a random access file object. |
boolean |
setReadOnly()
Disable the ability to write. |
long |
size()
Get the size of a file in bytes |
FilePathDisk |
toRealPath()
Normalize a file name. |
protected static java.lang.String |
translateFileName(java.lang.String fileName)
Translate the file name to the native format. |
| Methods inherited from class org.h2.store.fs.FilePath |
|---|
get, getName, getNextTempFileNamePart, register, toString, unregister, unwrap |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
| Constructor Detail |
|---|
public FilePathDisk()
| Method Detail |
|---|
public FilePathDisk getPath(java.lang.String path)
FilePathjava.nio.file.spi.FileSystemProvider.getPath, but may
return an object even if the scheme doesn't match in case of the the
default file provider.
getPath in class FilePathpath - the path
public long size()
FilePath
size in class FilePathprotected static java.lang.String translateFileName(java.lang.String fileName)
fileName - the file name
public static java.lang.String expandUserHomeDirectory(java.lang.String fileName)
fileName - the file name
public void moveTo(FilePath newName)
FilePath
moveTo in class FilePathnewName - the new fully qualified file namepublic boolean createFile()
FilePath
createFile in class FilePathpublic boolean exists()
FilePath
exists in class FilePathpublic void delete()
FilePath
delete in class FilePathpublic java.util.List<FilePath> newDirectoryStream()
FilePath
newDirectoryStream in class FilePathpublic boolean canWrite()
FilePath
canWrite in class FilePathpublic boolean setReadOnly()
FilePath
setReadOnly in class FilePathpublic FilePathDisk toRealPath()
FilePath
toRealPath in class FilePathpublic FilePath getParent()
FilePath
getParent in class FilePathpublic boolean isDirectory()
FilePath
isDirectory in class FilePathpublic boolean isAbsolute()
FilePath
isAbsolute in class FilePathpublic long lastModified()
FilePath
lastModified in class FilePathpublic void createDirectory()
FilePath
createDirectory in class FilePathpublic java.io.OutputStream newOutputStream(boolean append)
FilePath
newOutputStream in class FilePathappend - if true, the file will grow, if false, the file will be
truncated first
public java.io.InputStream newInputStream()
throws java.io.IOException
FilePath
newInputStream in class FilePathjava.io.IOException
public java.nio.channels.FileChannel open(java.lang.String mode)
throws java.io.IOException
FilePath
open in class FilePathmode - the access mode. Supported are r, rw, rws, rwd
java.io.IOExceptionpublic java.lang.String getScheme()
FilePathjava.nio.file.spi.FileSystemProvider.getScheme.
getScheme in class FilePath
public FilePath createTempFile(java.lang.String suffix,
boolean deleteOnExit,
boolean inTempDir)
throws java.io.IOException
FilePath
createTempFile in class FilePathsuffix - the suffixdeleteOnExit - if the file should be deleted when the virtual
machine existsinTempDir - if the file should be stored in the temporary directory
java.io.IOException
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