Method apply

CodenameOne/src/com/codename1/processing/Result.java:1188–1292

(final StructuredContent start,
                                    final List tokens, final int firstToken)

    ///
    /// - `IllegalArgumentException`
    @SuppressWarnings("PMD.SwitchStmtsShouldHaveDefault")
    private StructuredContent apply(final StructuredContent start,
                                    final List tokens, final int firstToken)
            throws IllegalArgumentException {

        if (start == null) {
            return null;
        }

        final int nTokens = tokens.size();
        if (firstToken >= nTokens) {
            return start;
        }
        boolean glob = false;
        for (int i = firstToken; i < nTokens; i++) {
            final String tok1 = (String) tokens.get(i);
            if (tok1.length() == 1
                    && ResultTokenizer.isDelimiter(tok1.charAt(0))) {
                continue;
            }
            if (tok1.length() == 2) {
                if (tok1.equals(SELECT_GLOB)) {
                    glob = true;
                    continue;
                } else if (tok1.equals(SELECT_PARENT)) {
                    return apply(start.getParent(), tokens, i + 1);
                }
            }

            if (i + 1 >= nTokens) {
                return start;
            }
            final String tok2 = (String) tokens.get(i + 1);
            final char t2 = tok2.charAt(0);
            switch (t2) {
                case SEPARATOR:
                    List children;
                    if (glob) {
                        children = start.getDescendants(tok1);
                    } else {
                        children = start.getChildren(tok1);
                    }
                    if (!children.isEmpty()) {
                        return apply(new SubContent(children, start),
                                tokens, i + 2);
                    }
                    return null;
                case ARRAY_START:
                    if (i + 2 >= nTokens) {
                        throw new IllegalArgumentException(
                                "Syntax error: array must be followed by a dimension: "
                                        + tok1);
                    }
                    final String tok3 = (String) tokens.get(i + 2);

                    Evaluator evaluator = EvaluatorFactory
                            .createEvaluator(tok3);