Bug 85385 New JProject wizard should check whether linked folders exist
I20050215-2300 The new source page on the New Java Project wizard allows to create linked folders to locations that don't exists. This leads to various problems and .log entries later.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/wizards/buildpaths/newsourcepage/LinkFolderDialog.java
fireEvent();
        }
        
        protected void fireEvent() {
            setChanged();
            notifyObservers();
        }
    }
    
    /**
     * Validate this page and show appropriate warnings and error NewWizardMessages.
     */
    private final class Validator implements Observer {
        public void update(Observable o, Object arg) {
            String name= fFolderNameField.getText();
            IStatus nameStatus= validateFolderName(name);
            if (nameStatus.matches(IStatus.ERROR)) {
            	updateStatus(nameStatus);
            } else {
	            IStatus dependencyStatus= validateLinkLocation(name);
	            updateStatus(StatusUtil.getMoreSevere(nameStatus, dependencyStatus));
            }
        }
        
        /**
		 * Validates this page's controls.
		 *
		 * @return IStatus indicating the validation result. IStatus.OK if the 
		 *  specified link target is valid given the linkHandle.
		 */