org.deepfs.util
Class FSImporter

java.lang.Object
  org.deepfs.util.FSImporter

All Implemented Interfaces:

FSTraversal

public final class FSImporter
extends Object
implements FSTraversal

Build a FSML database while traversing a directory hierarchy.

Author:

Workgroup DBIS, University of Konstanz 2005-10, ISC License, Alexander Holupirek, Bastian Lemke

Constructor Summary

FSImporter(Context context)
Constructor.

Method Summary

void	createDB(String dbname) Creates a fsml database.
static String	escape(String text) Escapes a string.
String	getCurrentFileName() Returns the current file name.
void	levelUpdate(int l) Event triggered once tree level has changed.
void	postDirectoryVisit(File d) Visits a directory node in postorder (leaving directory).
void	postTraversalVisit(File d) Fired once the filesystem traversal finished.
void	preDirectoryVisit(File d) Visits a directory node in preorder (enter directory).
void	preTraversalVisit(File d) Fired before the filesystem traversal starts.
void	regularFileVisit(File f) Visits a regular file.
void	symLinkVisit(File f) Visits a symbolic link.

Methods inherited from class java.lang.Object

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

Constructor Detail

FSImporter

public FSImporter(Context context)

Constructor.

Parameters:

context - the database context

Method Detail

createDB

public void createDB(String dbname)

Creates a fsml database.

Parameters:

dbname - name of the database

escape

public static String escape(String text)

Escapes a string.

Parameters:

text - the text to check

Returns:

the escaped text

preTraversalVisit

public void preTraversalVisit(File d)

Description copied from interface: FSTraversal

Fired before the filesystem traversal starts.

Specified by:

preTraversalVisit in interface FSTraversal

Parameters:

d - the directory node the traversal starts from

postTraversalVisit

public void postTraversalVisit(File d)

Description copied from interface: FSTraversal

Fired once the filesystem traversal finished.

Specified by:

postTraversalVisit in interface FSTraversal

Parameters:

d - the directory node the traversal started from

levelUpdate

public void levelUpdate(int l)

Description copied from interface: FSTraversal

Event triggered once tree level has changed.

Specified by:

levelUpdate in interface FSTraversal

Parameters:

l - relative level/depth of traversal in directory hierarchy

preDirectoryVisit

public void preDirectoryVisit(File d)

Description copied from interface: FSTraversal

Visits a directory node in preorder (enter directory).

Specified by:

preDirectoryVisit in interface FSTraversal

Parameters:

d - the directory node

postDirectoryVisit

public void postDirectoryVisit(File d)

Description copied from interface: FSTraversal

Visits a directory node in postorder (leaving directory).

Specified by:

postDirectoryVisit in interface FSTraversal

Parameters:

d - the directory node

regularFileVisit

public void regularFileVisit(File f)

Description copied from interface: FSTraversal

Visits a regular file.

Specified by:

regularFileVisit in interface FSTraversal

Parameters:

f - the file

symLinkVisit

public void symLinkVisit(File f)

Description copied from interface: FSTraversal

Visits a symbolic link.

Specified by:

symLinkVisit in interface FSTraversal

Parameters:

f - the file

getCurrentFileName

public String getCurrentFileName()

Returns the current file name.

Returns:

the current file name