Method toJSONString

jOOQ/src/main/java/org/jooq/tools/json/JSONObject.java:89–109

Convert a map to JSON text. The result is a JSON object. @see JSONValue#toJSONString(Object) @return JSON text, or "null" if map is null.

(Map<?, ?> map)

     * @return JSON text, or "null" if map is null.
     */
    public static String toJSONString(Map<?, ?> map) {
        if (map == null)
            return "null";

        StringBuffer sb = new StringBuffer();
        boolean first = true;
        Iterator<?> iter = map.entrySet().iterator();

        sb.append('{');
        while (iter.hasNext()) {
            if (first)
                first = false;
            else
                sb.append(',');

            Map.Entry<?, ?> entry = (Map.Entry<?, ?>) iter.next();
            toJSONString(String.valueOf(entry.getKey()), entry.getValue(), sb);
        }
        sb.append('}');
        return sb.toString();
    }

    private static String toJSONString(String key, Object value, StringBuffer sb) {
        sb.append('\"');