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Interface calypso.util.Preferences

This is an interface to get things from the Preferences database.

See Also: PreferencesFactory

public interface  Preferences
{
          // Methods 12
     public abstract void addDefaults(Properties);
     public abstract Properties getAsProperties();
     public abstract boolean getBoolean(String);
     public abstract boolean getBoolean(String, boolean);
     public abstract File getFile(String, File);
     public abstract int getInt(String);
     public abstract int getInt(String, int);
     public abstract String getString(String);
     public abstract String getString(String, String);
     public abstract void putBoolean(String, boolean);
     public abstract void putInt(String, int);
     public abstract void putString(String, String);
}

• addDefaults

   public abstract void addDefaults(Properties defs) 

Add a table of default values. You must add defaults for each preference you use.

• getString

   public abstract String getString(String prefname, 
                                    String defaultValue) 

Given a name of a preference, return its value as a String. If it's not defined, return the given default.

• getString

   public abstract String getString(String prefname) 

Given a name of a preference, return its value as a String.

• getInt

   public abstract int getInt(String prefname, 
                              int defaultValue) 

Given a name of a preference, return its value as an int. If it's not defined, return the given default.

• getInt

   public abstract int getInt(String prefname) 

Given a name of a preference, return its value as an int.

• getBoolean

   public abstract boolean getBoolean(String prefname, 
                                      boolean defaultValue) 

Given a name of a preference, return its value as a boolean. If it's not defined, return the given default.

• getBoolean

   public abstract boolean getBoolean(String prefname) 

Given a name of a preference, return its value as a boolean.

• getFile

   public abstract File getFile(String prefname, 
                                File defaultValue) 

Given a name of a preference, return its value as an File. If it's not defined, return the given default.

• putString

   public abstract void putString(String prefname, 
                                  String value) 

Assign a String value to the given preference.

• putInt

   public abstract void putInt(String prefname, 
                               int value) 

Assign an int value to the given preference.

• putBoolean

   public abstract void putBoolean(String prefname, 
                                   boolean value) 

Assign a boolean value to the given preference.

• getAsProperties

   public abstract Properties getAsProperties() 

Return the preferences as a Properties object

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