| 114 | } |
| 115 | |
| 116 | @SuppressWarnings("unchecked") |
| 117 | public static <T> String value(T value) { |
| 118 | StringBuilder sb = new StringBuilder(); |
| 119 | if (value == null) { |
| 120 | sb.append("{}"); |
| 121 | } else if (value instanceof Long || value instanceof Integer |
| 122 | || value instanceof Short || value instanceof Float |
| 123 | || value instanceof Double || value instanceof Boolean) { |
| 124 | sb.append(value.toString()); |
| 125 | } else if (value instanceof Collection<?>) { |
| 126 | sb.append("["); |
| 127 | boolean f = true; |
| 128 | for (Object t : (Collection<?>) value) { |
| 129 | if (f) { |
| 130 | f = false; |
| 131 | } else { |
| 132 | sb.append(","); |
| 133 | } |
| 134 | sb.append(value(t)); |
| 135 | } |
| 136 | sb.append("]"); |
| 137 | } else { |
| 138 | JSONConverter<T> conv = (JSONConverter<T>) converterMap.get(value |
| 139 | .getClass()); |
| 140 | if (conv != null) { |
| 141 | sb.append(conv.convert(value)); |
| 142 | } else { |
| 143 | sb.append("\"" + value.toString().replaceAll("\"", "\\\"") |
| 144 | + "\""); |
| 145 | } |
| 146 | } |
| 147 | return sb.toString(); |
| 148 | } |
| 149 | } |