private static boolean useSpaces() { return JavaCore.SPACE.equals(JavaCore.getOptions().get(JavaCore.FORMATTER_TAB_CHAR));
private boolean useSpaces() { if (fUseSpaces == null) fUseSpaces= new Boolean(JavaCore.SPACE.equals(JavaCore.getOptions().get(JavaCore.FORMATTER_TAB_CHAR))); return fUseSpaces.booleanValue();
	private static boolean useSpaces() {		return JavaCore.SPACE.equals(JavaCore.getOptions().get(JavaCore.FORMATTER_TAB_CHAR));	}