FWPolicyErrorStrategy.java 文件源码

/**
 * Make sure we don't attempt to recover inline; if the parser successfully
 * recovers, it won't throw an exception.
 */
@Override
public Token recoverInline(Parser recognizer) throws RecognitionException {
    InputMismatchException e = new InputMismatchException(recognizer);

    String policies = recognizer.getInputStream().getText();
    StringTokenizer tk = new StringTokenizer(policies, ";");
    String policy = "";
    int idx = 0;
    while (tk.hasMoreElements()) {
        policy = (String) tk.nextElement();
        idx += policy.length();
        if (idx >= e.getOffendingToken().getStartIndex()) {
            break;
        }
    }

    String message = Messages.get(Messages.DEFAULT_LOCALE,
            "error_invalid_firewallconfig", new Object[] {
                    e.getOffendingToken().getText(), policy });
    throw new RuntimeException(message);
}