Bug 98104 Javadoc locations in archives should correctly handle ! in path
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/JavadocConfigurationBlock.java
private static final String FILE_IMPORT_MASK= "*.jar;*.zip"; 
	private static final String ERROR_DIALOG_TITLE= "Error Dialog"; 
	private StringDialogField fURLField;
	private StringDialogField fArchiveField;
	private StringDialogField fArchivePathField;
	private URL fInitialURL;
	private SelectionButtonDialogField fValidateURLButton;