protected int getMaxRecursionLevel()

in src/main/java/org/apache/sling/servlets/get/impl/helpers/JsonRenderer.java [153:173]

• 21 lines of code
• 8 McCabe index (conditional complexity)

    protected int getMaxRecursionLevel(SlingHttpServletRequest req) throws IllegalArgumentException {
        int maxRecursionLevels = 0;
        final String[] selectors = req.getRequestPathInfo().getSelectors();
        if (selectors != null && selectors.length > 0) {
            final String level = selectors[selectors.length - 1];
            if(!TIDY.equals(level) && !HARRAY.equals(level)) {
                if (INFINITY.equals(level)) {
                    maxRecursionLevels = -1;
                } else {
                    try {
                        maxRecursionLevels = parseRecursionLevel(level);
                    } catch (ArithmeticException ae) {
                        maxRecursionLevels = -1;
                    } catch (NumberFormatException nfe) {
                        throw new IllegalArgumentException("Invalid recursion selector value '" + level + "'");
                    }
                }
            }
        }
        return maxRecursionLevels;
    }