Java优学网JSON解析短文：快速掌握Java对象与JSON互转的两种高效方法

{ "name": "Java优学网", "courses": ["Java基础", "Spring框架", "微服务"], "studentCount": 5000, "isActive": true }

ObjectMapper mapper = new ObjectMapper(); String jsonString = "{\"name\":\"Java优学网\",\"users\":10000}";

// 方法1：转换为Map Map<String, Object> data = mapper.readValue(jsonString, Map.class); String name = (String) data.get("name");

// 方法2：转换为自定义对象 WebsiteInfo info = mapper.readValue(jsonString, WebsiteInfo.class);