/**
	 * 1.将List 转换成 JSON格式 2.将JSON格式解析成List
	 */
	@Test
	public void testListJson() {
		List<Integer> list = Arrays.asList(1,2,3,4,5);
		// 将List 转换成 JSON格式
		String listJSON = JSON.toJSONString(list);
		System.out.println(listJSON);
		// 将JSON 转List
		List<Integer> objList = JSON.parseArray(listJSON,Integer.class);
		System.out.println(objList);
	}

        /**
	 * 对象转JSON  JSON 转JavaBean
         * /
	@Test
	public void testObjJson() {

		Person p = new Person(1,"kolnick");
		// 将类对象转换成JSON
		String personJson = JSON.toJSONString(p);
		System.out.println(personJson);
		// 将JSON解析成类对象
		Person obj = JSON.parSEObject(personJson,Person.class);
		System.out.println(obj);
	}

	/**
	 * 生成Map key 为数值类型的时候 带""
	 */
	@Test
	public void testMapIntegerKey() {
		Map<Integer,Integer> ss4 = new HashMap<Integer,Integer>();
		ss4.put(1,1);
		String s = JSON.toJSONString(ss4,SerializerFeature.WriteNonStringKeyAsString);
		System.out.println(s);
	}

	/**
	 *  解析泛型Map
	 */
	@Test
	public void testParseGenericMap() {
		Map<Integer,Integer> map = new HashMap<Integer,Integer>();
		map.put(1,1);
		String s = JSON.toJSONString(map,SerializerFeature.WriteNonStringKeyAsString);
		System.out.println(s);
		Map<Integer,Integer> json = JSON.parSEObject(s,new TypeReference<Map<Integer,Integer>>() {
		});
		System.out.println(json);
	}

String sdata = JSON.toJSONString(sdangData,SerializerFeature.WriteNonStringKeyAsString,SerializerFeature.DisableCircularReferenceDetect);