org.apache.jackrabbit.core.fs

Class FileSystemResource

java.lang.Object

org.apache.jackrabbit.core.fs.FileSystemResource

public class FileSystemResource
extends Object

A FileSystemResource represents a resource (i.e. file) in a FileSystem.

Field Summary

Fields

Modifier and Type	Field and Description
protected FileSystem	fs
protected String	path

Constructor Summary

Constructors

Constructor and Description
FileSystemResource(FileSystem fs, String path) Creates a new FileSystemResource

Method Summary

Modifier and Type	Method and Description
void	delete() Deletes this resource.
void	delete(boolean pruneEmptyParentDirs) Deletes this resource.
boolean	equals(Object obj)
boolean	exists()
FileSystem	getFileSystem() Returns the FileSystem where this resource is located.
InputStream	getInputStream()
String	getName() Returns the name of this resource.
OutputStream	getOutputStream()
String	getParentDir() Returns the parent directory of this resource.
String	getPath() Returns the path of this resource.
int	hashCode() Returns zero to satisfy the Object equals/hashCode contract.
long	lastModified()
long	length()
void	makeParentDirs() Creates the parent directory of this resource, including any necessary but nonexistent parent directories.
void	spool(OutputStream out) Spools this resource to the given output stream.
String	toString() Returns the path string of this resource.

Methods inherited from class java.lang.Object

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

Field Detail

fs

protected final FileSystem fs

path

protected final String path

Constructor Detail

FileSystemResource

public FileSystemResource(FileSystem fs,
                          String path)

Creates a new FileSystemResource

Parameters:

fs - the FileSystem where the resource is located

path - the path of the resource in the FileSystem

Method Detail

getFileSystem

public FileSystem getFileSystem()

Returns the FileSystem where this resource is located.

Returns:

the FileSystem where this resource is located.

getPath

public String getPath()

Returns the path of this resource.

Returns:

the path of this resource.

getParentDir

public String getParentDir()

Returns the parent directory of this resource.

Returns:

the parent directory.

getName

public String getName()

Returns the name of this resource.

Returns:

the name.

makeParentDirs

public void makeParentDirs()
                    throws FileSystemException

Creates the parent directory of this resource, including any necessary but nonexistent parent directories.

Throws:

FileSystemException

delete

public void delete()
            throws FileSystemException

Deletes this resource. Same as delete(boolean) called with false.

Throws:

FileSystemException

See Also:

FileSystem.deleteFile(java.lang.String)

delete

public void delete(boolean pruneEmptyParentDirs)
            throws FileSystemException

Deletes this resource.

Parameters:

pruneEmptyParentDirs - if true, empty parent folders will automatically be deleted

Throws:

FileSystemException

See Also:

FileSystem.deleteFile(java.lang.String)

exists

public boolean exists()
               throws FileSystemException

Throws:

FileSystemException

See Also:

FileSystem.exists(java.lang.String)

getInputStream

public InputStream getInputStream()
                           throws FileSystemException

Throws:

FileSystemException

See Also:

FileSystem.getInputStream(java.lang.String)

spool

public void spool(OutputStream out)
           throws FileSystemException,
                  IOException

Spools this resource to the given output stream.

Parameters:

out - output stream where to spool the resource

Throws:

FileSystemException - if the input stream for this resource could not be obtained

IOException - if an error occurs while while spooling

See Also:

FileSystem.getInputStream(java.lang.String)

getOutputStream

public OutputStream getOutputStream()
                             throws FileSystemException

Throws:

FileSystemException

See Also:

FileSystem.getOutputStream(java.lang.String)

lastModified

public long lastModified()
                  throws FileSystemException

Throws:

FileSystemException

See Also:

FileSystem.lastModified(java.lang.String)

length

public long length()
            throws FileSystemException

Throws:

FileSystemException

See Also:

FileSystem.length(java.lang.String)

toString

public String toString()

Returns the path string of this resource. This is just the string returned by the getPath() method.

Overrides:

toString in class Object

Returns:

The path string of this resource

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Returns zero to satisfy the Object equals/hashCode contract. This class is mutable and not meant to be used as a hash key.

Overrides:

hashCode in class Object

Returns:

always zero

See Also:

Object.hashCode()