Class semper.preferences.Configuration 
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Class semper.preferences.Configuration 

java.lang.Object
   |
   +----semper.preferences.Configuration
public class Configuration
extends Object

Variable Index

o _defaultName
o _defaultPath
o configFileName
o configFilePath

Constructor Index

o Configuration()

Method Index

o changeVal(String, String)
Allows to change the value of the given configuration field.
o fieldsList()
Returns the list of all configuration fields.
o get(String)
Get a configuration value.
o init()
This methods initialized Configuration by loading the default configuration file.
o init(String, String)
This methods initialized Configuration by loading the given configuration file.
o isEmpty()
Returns true iff no configuration fields are currently loaded.
o isInitialised()
Returns true if configuration data have been initialised.
o numberOfFields()
Gives the number of configuration fileds.
o put(String, String)
Put a new fieldname with the given value.
o remove(String)
Remove a field.
o removeAll()
Removes all configuration fields.
o save()
Save the internal configuration structure in the current configuration filename.
o save(String, String)
Save the internal configuration structure in a file.
o saveAsDefault()
Save as a new default configuration file.

Variables

o _defaultName 
  public final static String _defaultName
o _defaultPath 
  public final static String _defaultPath
o configFileName 
  protected static String configFileName
o configFilePath 
  protected static String configFilePath

Constructors

o Configuration 
  public Configuration()

Methods

o init 
  public static void init() throws ConfigurationException
This methods initialized Configuration by loading the default configuration file.
Returns:
none.
Throws: ConfigurationException
when the file is not found.
o init 
  public static void init(String path,
                          String fileName) throws ConfigurationException
This methods initialized Configuration by loading the given configuration file.
Parameters:
the - path for the file to retrieve
the - filename to retrieve.
Returns:
none.
Throws: ConfigurationException
when the file is not found.
o isInitialised 
  public static boolean isInitialised()
Returns true if configuration data have been initialised.
Returns:
true iff configuration has been initialised.
o isEmpty 
  public static boolean isEmpty()
Returns true iff no configuration fields are currently loaded.
o save 
  public static void save(String path,
                          String fileName) throws ConfigurationException
Save the internal configuration structure in a file.
Parameters:
path - is the absolute path where to put the file.
fileName - of the configuration file.
Throws: ConfigurationException
when a problem happened.
See Also:
File
o save 
  public static void save() throws ConfigurationException
Save the internal configuration structure in the current configuration filename. Should be used only when Configuration has been initialised correctly.
Returns:
none.
Throws: ConfigurationException
when the current file and path are not well-defined.
See Also:
File
o saveAsDefault 
  public static void saveAsDefault() throws ConfigurationException
Save as a new default configuration file.
Returns:
none.
Throws: ConfigurationException
when a problem occured.
o get 
  public static String get(String fieldName)
Get a configuration value.
Parameters:
fieldName - of the configuration value.
Returns:
the value.
o put 
  public static String put(String fieldName,
                           String fieldVal)
Put a new fieldname with the given value.
Parameters:
fieldName - is the field identity.
fieldValue - is the value to be put.
Returns:
the old value of the field, or null if it did not have one.
o changeVal 
  public static String changeVal(String fieldName,
                                 String fieldVal)
Allows to change the value of the given configuration field.
Parameters:
fieldName - is the name of the field.
fieldVal - is the new value.
Returns:
the old value or null if the field did not exists before. No modification is done in that case.
o remove 
  public static String remove(String fieldName)
Remove a field.
Parameters:
fieldName - to remove.
Returns:
the field value or null if no field has been found.
o fieldsList 
  public static Enumeration fieldsList()
Returns the list of all configuration fields.
Returns:
an enumeration of the fields.
o numberOfFields 
  public static int numberOfFields()
Gives the number of configuration fileds.
Returns:
s the number.
o removeAll 
  public static void removeAll()
Removes all configuration fields.
Returns:
none. 
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