private Map jsonifyMBeanInfo()

in hawtio-system/src/main/java/io/hawt/jmx/RBACRegistry.java [174:247]
59 lines of code
10 McCabe index (conditional complexity)

    private Map<String, Object> jsonifyMBeanInfo(MBeanInfo mBeanInfo) {
        Map<String, Object> result = new LinkedHashMap<>();

        // desc
        result.put("desc", mBeanInfo.getDescription());

        // attr
        Map<String, Object> attrMap = new LinkedHashMap<>();
        result.put("attr", attrMap);
        for (MBeanAttributeInfo attrInfo : mBeanInfo.getAttributes()) {
            if (attrInfo == null) {
                continue;
            }
            Map<String, Object> attr = new HashMap<>();
            attr.put("type", attrInfo.getType());
            attr.put("desc", attrInfo.getDescription());
            attr.put("rw", attrInfo.isWritable() && attrInfo.isReadable());
            attrMap.put(attrInfo.getName(), attr);
        }

        // op
        Map<String, Object> opMap = new LinkedHashMap<>();
        result.put("op", opMap);
        for (MBeanOperationInfo opInfo : mBeanInfo.getOperations()) {
            Map<String, Object> map = new HashMap<>();
            List<Map<String, String>> argList = new ArrayList<>(opInfo.getSignature().length);
            for (MBeanParameterInfo paramInfo : opInfo.getSignature()) {
                Map<String, String> args = new HashMap<>();
                args.put("desc", paramInfo.getDescription());
                args.put("name", paramInfo.getName());
                args.put("type", paramInfo.getType());
                argList.add(args);
            }
            map.put("args", argList);
            map.put("ret", opInfo.getReturnType());
            map.put("desc", opInfo.getDescription());
            Object ops = opMap.get(opInfo.getName());
            if (ops != null) {
                if (ops instanceof List) {
                    // If it is already a list, simply add it to the end
                    ((List) ops).add(map);
                } else if (ops instanceof Map) {
                    // If it is a map, add a list with two elements
                    // (the old one and the new one)
                    List<Object> opList = new LinkedList<>();
                    opList.add(ops);
                    opList.add(map);
                    opMap.put(opInfo.getName(), opList);
                }
            } else {
                // No value set yet, simply add the map as plain value
                opMap.put(opInfo.getName(), map);
            }
        }

        // not
        Map<String, Object> notMap = new LinkedHashMap<>();
        result.put("not", notMap);
        for (MBeanNotificationInfo notInfo : mBeanInfo.getNotifications()) {
            Map<String, Object> map = new HashMap<>();
            map.put("name", notInfo.getName());
            map.put("desc", notInfo.getDescription());
            String[] types = notInfo.getNotifTypes();
            List<String> tList = new ArrayList<>(types.length);
            Collections.addAll(tList, types);
            map.put("types", tList);
            notMap.put(notInfo.getName(), map);
        }

        // this is default - in case we won't find RBACDecorator (possible in hawtio-wildfly for example)
        result.put("canInvoke", true);

        return result;
    }