Application: gvSIG desktop

    /*

    Add this to class that implements ExtendedPropertiesSupport

        private ExtendedPropertiesHelper propertiesHelper = new ExtendedPropertiesHelper();

    This methods

        public Object getProperty(Object key) {

            return this.propertiesHelper.getProperty(key);

        }

        public Map getExtendedProperties() {

            return this.propertiesHelper.getExtendedProperties();

        }

    To the persistence defnition

        definition.addDynFieldObject("propertiesHelper").setClassOfValue(ExtendedPropertiesHelper.class)

                        .setMandatory(false);

    To the loadFromState

        this.propertiesHelper = (ExtendedPropertiesHelper) state.get("propertiesHelper");

    And to the saveToState

        state.set("propertiesHelper",propertiesHelper);

    */

    private Map properties = new HashMap();

    }

    public void loadFromState(PersistentState state) throws PersistenceException {

    }

    public static class RegisterPersistence implements Callable {

            );

            definition.addDynFieldMap("properties").setClassOfItems(Object.class)

                    .setMandatory(true);

            return Boolean.TRUE;

        }

    }