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java.lang.Objectorg.apache.jackrabbit.core.fs.mem.MemoryFileSystem
public class MemoryFileSystem
An in-memory file system implementation.
Field Summary |
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Fields inherited from interface org.apache.jackrabbit.core.fs.FileSystem |
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SEPARATOR, SEPARATOR_CHAR |
Constructor Summary | |
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MemoryFileSystem()
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Method Summary | |
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void |
close()
Close the file system. |
void |
createFolder(String folderPath)
Creates the folder named by this path, including any necessary but nonexistent parent folders. |
void |
deleteFile(String filePath)
Deletes the file denoted by this path. |
void |
deleteFolder(String folderPath)
Deletes the folder denoted by this path. |
boolean |
exists(String path)
Tests whether the file system entry denoted by this path exists. |
InputStream |
getInputStream(String filePath)
Returns an input stream of the contents of the file denoted by this path. |
OutputStream |
getOutputStream(String filePath)
Returns an output stream for writing bytes to the file denoted by this path. |
boolean |
hasChildren(String path)
Tests whether the file system entry denoted by this path has child entries. |
void |
init()
Initialize the file system |
boolean |
isFile(String path)
Tests whether the file system entry denoted by this path exists and is a file. |
boolean |
isFolder(String path)
Tests whether the file system entry denoted by this path exists and is a folder. |
long |
lastModified(String path)
Returns the time that the file system entry denoted by this path was last modified. |
long |
length(String filePath)
Returns the length of the file denoted by this path. |
String[] |
list(String folderPath)
Returns an array of strings naming the files and folders in the folder denoted by this path. |
String[] |
listFiles(String folderPath)
Returns an array of strings naming the files in the folder denoted by this path. |
String[] |
listFolders(String folderPath)
Returns an array of strings naming the folders in the folder denoted by this path. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public MemoryFileSystem()
Method Detail |
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public void close()
FileSystem
close
in interface FileSystem
public void createFolder(String folderPath) throws FileSystemException
FileSystem
createFolder
in interface FileSystem
folderPath
- the path of the folder to be created.
FileSystemException
- if a file system entry denoted by path
already exists or if another error occurs.public void deleteFile(String filePath) throws FileSystemException
FileSystem
deleteFile
in interface FileSystem
filePath
- the path of the file to be deleted.
FileSystemException
- if this path does not denote a file or if
another error occurs.public void deleteFolder(String folderPath) throws FileSystemException
FileSystem
deleteFolder
in interface FileSystem
folderPath
- the path of the folder to be deleted.
FileSystemException
- if this path does not denote a folder or if
another error occurs.public boolean exists(String path) throws FileSystemException
FileSystem
exists
in interface FileSystem
path
- the path of a file system entry.
FileSystemException
public InputStream getInputStream(String filePath) throws FileSystemException
FileSystem
getInputStream
in interface FileSystem
filePath
- the path of the file.
FileSystemException
- if the file does not exist
or if it cannot be read frompublic OutputStream getOutputStream(String filePath) throws FileSystemException
FileSystem
getOutputStream
in interface FileSystem
filePath
- the path of the file.
FileSystemException
- if the file cannot be written to or createdpublic boolean hasChildren(String path) throws FileSystemException
FileSystem
hasChildren
in interface FileSystem
path
- the path of a file system entry.
FileSystemException
public void init()
FileSystem
init
in interface FileSystem
public boolean isFile(String path) throws FileSystemException
FileSystem
isFile
in interface FileSystem
path
- the path of a file system entry.
FileSystemException
public boolean isFolder(String path) throws FileSystemException
FileSystem
isFolder
in interface FileSystem
path
- the path of a file system entry.
FileSystemException
public long lastModified(String path) throws FileSystemException
FileSystem
lastModified
in interface FileSystem
path
- the path of a file system entry.
FileSystemException
- if the file system entry does not exist.public long length(String filePath) throws FileSystemException
FileSystem
length
in interface FileSystem
filePath
- the path of the file.
FileSystemException
- if the path does not denote an existing file.public String[] list(String folderPath)
FileSystem
list
in interface FileSystem
folderPath
- the path of the folder whose contents is to be listed.
public String[] listFiles(String folderPath)
FileSystem
listFiles
in interface FileSystem
folderPath
- the path of the folder whose contents is to be listed.
public String[] listFolders(String folderPath)
FileSystem
listFolders
in interface FileSystem
folderPath
- the path of the folder whose contents is to be listed.
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