de.lmu.ifi.dbs.elki.gui.util

Class SavedSettingsFile

java.lang.Object

de.lmu.ifi.dbs.elki.gui.util.SavedSettingsFile

All Implemented Interfaces:

Iterable<Pair<String,ArrayList<String>>>

public class SavedSettingsFile
extends Object
implements Iterable<Pair<String,ArrayList<String>>>

Class to manage saved settings in a text file.

Author:

Erich Schubert

Field Summary

Fields

Modifier and Type	Field and Description
static String	COMMENT_PREFIX Comment prefix
private File	file File to read and write
private ArrayList<Pair<String,ArrayList<String>>>	store Data store

Constructor Summary

Constructors

Constructor and Description
SavedSettingsFile(String filename) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
void	clear() Remove all saved settings.
ArrayList<String>	get(String key) Find a saved setting by key.
Pair<String,ArrayList<String>>	getElementAt(int index) Array access.
Iterator<Pair<String,ArrayList<String>>>	iterator()
void	load() Read the current file
void	put(String key, ArrayList<String> value) Add/Replace a saved setting
void	remove(String key) Remove a given key from the file.
void	save() Save the current data to the given file.
int	size() Return number of saved settings profiles.

Methods inherited from class java.lang.Object

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

Field Detail

COMMENT_PREFIX

public static final String COMMENT_PREFIX

Comment prefix

See Also:

Constant Field Values

file

private File file

File to read and write

store

private ArrayList<Pair<String,ArrayList<String>>> store

Data store

Constructor Detail

SavedSettingsFile

public SavedSettingsFile(String filename)

Constructor.

Parameters:

filename - Filename

Method Detail

save

public void save()
          throws FileNotFoundException

Save the current data to the given file.

Throws:

FileNotFoundException - thrown on output errors.

load

public void load()
          throws FileNotFoundException,
                 IOException

Read the current file

Throws:

FileNotFoundException - thrown when file not found

IOException - thrown on IO errprs

iterator

public Iterator<Pair<String,ArrayList<String>>> iterator()

Specified by:

iterator in interface Iterable<Pair<String,ArrayList<String>>>

remove

public void remove(String key)

Remove a given key from the file.

Parameters:

key - Key to remove

get

public ArrayList<String> get(String key)

Find a saved setting by key.

Parameters:

key - Key to search for

Returns:

saved settings for this key

clear

public void clear()

Remove all saved settings.

put

public void put(String key,
       ArrayList<String> value)

Add/Replace a saved setting

Parameters:

key - Key

value - (New) value.

size

public int size()

Return number of saved settings profiles.

Returns:

Number of saved settings profiles

getElementAt

public Pair<String,ArrayList<String>> getElementAt(int index)

Array access.

Parameters:

index - settings index

Returns:

pair at this index