assertEquals(123, data.getDataMap().get("int"));

        RenderDataUtil.register(data, "long", 456L);
        assertEquals(456L, data.getDataMap().get("long"));

        RenderDataUtil.register(data, "boolean", true);
        assertEquals(true, data.getDataMap().get("boolean"));

        RenderDataUtil.register(data, "double", 3.14);
        assertEquals(3.14, data.getDataMap().get("double"));
    }

 *   <li>{@link #getDataMap(AccessResultData)}: Parses XML content from {@link AccessResultData} and returns a map of the data.</li>
 * </ul>
 *
 * <h2>Usage Example:</h2>
 * <pre>
 * {@code
 * String escapedXml = XmlUtil.escapeXml("<tag>value</tag>");
 * Map<String, Object> dataMap = XmlUtil.getDataMap(accessResultData);
 * }
 * </pre>
 *
 * <h2>Thread Safety:</h2>
 * <p>

        assertTrue(map.isEmpty());
    }

    // Test getDataMap with ParamMap
    public void test_getDataMapWithParamMap() {
        Map<String, Object> innerMap = new HashMap<>();
        innerMap.put("key1", "value1");
        ParamMap<String, Object> paramMap = new ParamMap<>(innerMap);

        Map<String, Object> result = DataStoreParams.getDataMap(paramMap);
        assertSame(innerMap, result);
    }

     *
     * @param params the parameter map to copy, must not be null
     */
    protected DataStoreParams(final Map<String, Object> params) {
        this.params = new ParamMap<>(new HashMap<>(getDataMap(params)));
    }

    /**
     * Stores a parameter value with the specified key.
     *
     * @param key the parameter key, must not be null
     * @param value the parameter value, may be null
     */

    public Object getData(final AccessResultData<?> accessResultData) {
        if (dataClass == null) {
            return super.getData(accessResultData);
        }

        final Map<String, Object> dataMap = XmlUtil.getDataMap(accessResultData);
        if (Map.class.equals(dataClass)) {
            return dataMap;
        }

        try {
            final Object obj = dataClass.getDeclaredConstructor().newInstance();

                }
                return new String(data, Constants.UTF_8_CHARSET);
            }
        }

        final Map<String, Object> dataMap = XmlUtil.getDataMap(accessResultData);
        if (Map.class.equals(dataClass)) {
            return dataMap;
        }

        try {
            final Object obj = dataClass.getDeclaredConstructor().newInstance();