Method remove has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

        public boolean remove(Object o) {
            //bug #1819318 Problem while using SortedSet with Databinding
            if (_map instanceof LinkedHashMap || _map instanceof SortedMap) {
                int index = indexOfAndRemove(o);
                if (index < 0) {

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Avoid deeply nested control flow statements.

Open

                        if (realIndex >= 0 && realIndex < getItemCount())
                            removeChild(getChildren().get(realIndex));

Method modifyPath has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    public String modifyPath(String path) throws UnsupportedEncodingException {
        if (path.startsWith(ZVER)) {
            final int j = path.indexOf('/', ZVER.length());
            if (j >= 0)
                path = path.substring(j);

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Avoid deeply nested control flow statements.

Open

                        if (m.getPageSize() > 0) { //min page size is 1
                            pgi.setPageSize(m.getPageSize());
                        } else {
                            m.setPageSize(pgi.getPageSize());
                        }

Method resolveVariable has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    public Object resolveVariable(String name) throws XelException {
        final RequestContext jc = RequestContexts.getCurrent();
        if (jc != null) {
            final VariableResolver parent = jc.getVariableResolver();
            if (parent != null)

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Method sendRedirect has 6 arguments (exceeds 4 allowed). Consider refactoring.

Open

    public static final void sendRedirect(ServletContext ctx, HttpServletRequest request, HttpServletResponse response,
            String uri, Map params, int mode) throws IOException, ServletException {

Avoid deeply nested control flow statements.

Open

                            if (j >= 0) {
                                String s = range.substring(j + 1).trim();
                                if (s.length() > 0) {
                                    int to = Integer.parseInt(s);
                                    if (to >= from)

Method getValue has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

                protected Object getValue(String key) {
                    Object o = _values.get(key);
                    if (o == null) {
                        final Enumeration e = hreq.getHeaders(key);
                        if (e == null || !e.hasMoreElements())

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Method include has 6 arguments (exceeds 4 allowed). Consider refactoring.

Open

    public static final void include(ServletContext ctx, ServletRequest request, ServletResponse response, String uri,
            Map params, int mode) throws IOException, ServletException {

Method urlEncoder has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    private static URLEncoder urlEncoder() {
        if (_urlenc == null) {
            final String cls = Library.getProperty("org.zkoss.web.servlet.http.URLEncoder");
            if (cls != null && cls.length() > 0) {
                try {

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Method getExtension has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    public static final String getExtension(String path, boolean lastOnly) {
        if (lastOnly)
            return getExtension(path);
        if (path == null)
            return null;

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Avoid deeply nested control flow statements.

Open

                        if (preslash == 0) { //special case "/../"
                            throw new IllegalArgumentException("Illegal path: " + path);
                        }

Avoid deeply nested control flow statements.

Open

                        if (j >= 0) {
                            int k = ua.indexOf('.', j += 8);
                            if (k >= 0) {
                                for (int len = ua.length(); ++k < len;) {
                                    final char cc = ua.charAt(k);

Avoid deeply nested control flow statements.

Open

                        if (--depth < 0) {
                            nestedTo = j;
                            j = l;
                            break; //done
                        }

Method forward has 6 arguments (exceeds 4 allowed). Consider refactoring.

Open

    public static final void forward(ServletContext ctx, ServletRequest request, ServletResponse response, String uri,
            Map params, int mode) throws IOException, ServletException {

Method interpret has 6 arguments (exceeds 4 allowed). Consider refactoring.

Open

    public final void interpret(ServletContext ctx, HttpServletRequest request, HttpServletResponse response,
            String content, String ctype, Locator locator) throws DspException, IOException, XelException {

Avoid deeply nested control flow statements.

Open

                        if (j + 2 < to && ctx.content.charAt(j + 2) == '{')
                            ++j; //skip '\\'

Avoid deeply nested control flow statements.

Open

                        if (slashes.isEmpty()) {
                            slashes.push(-1);
                        }

Avoid deeply nested control flow statements.

Open

                        if (j + 2 < to && ctx.content.charAt(j + 2) == '%')
                            ++j; //skip '\\'

Method encodeRedirectURL has 6 arguments (exceeds 4 allowed). Consider refactoring.

Open

    public static final String encodeRedirectURL(ServletContext ctx, HttpServletRequest request,
            HttpServletResponse response, String uri, Map params, int mode) {