message PrimitiveObjectMessage{oneof type{string string_value=1;int64 long_value=2;int32 int_value=3;doubledouble_value=4;floatfloat_value=5;boolbool_value=6;int64 date_value=7;string json_value=8;NullValue null_value=9;ObjectArrayMessage array=10;ObjectArrayMessage list=11;}}enumNullValue{N...
private Map<String, Object> convertUsingReflection(Object object) throws IllegalAccessException { Map<String, Object> map = new HashMap<>(); Field[] fields = object.getClass().getDeclaredFields(); for (Field field: fields) { field.setAccessible(true); map.put(field.getName(), field.get(o...
Map<String, Object> map = new HashMap<>(); ReflectionUtils.doWithFields(object.getClass(), field -> { field.setAccessible(true); Object value = ReflectionUtils.getField(field, object); if (value != null) { map.put(field.getName(), value); } }); return map; } public static Map<S...
public<T> Map<String, Object>toMapByJson(T obj){// 默认序列化为数字类型的时间戳// String jsonStr = JSON.toJSONString(obj);// Fastjson内置了一个默认的日期格式yyyy-MM-dd HH:mm:ss,// 可以通过在调用JSON.toJSONString时传入SerializerFeature.WriteDateUseDateFormat来启用。// 通过修改默认的时间...
Map<String, Object> map = BeanUtil.beanToMap(person); System.out.println(map); // 输出:{name=Alice, age=30} 1. 2. 3. 4. 5. 6. 7. 8. 9. Map转换为对象 Map<String, Object> map = new HashMap<>(); map.put("name", "Alice"); ...
public class ObjectMapConversion { public static void main(String[] args) throws Exception { ObjectMapper mapper = new ObjectMapper(); // Java对象转换为Map MyObject obj = new MyObject("value1", 123); Map<String, Object> map = mapper.convertValue(obj, new TypeReference<Map<String, Object>>...
Java对象转Map<String,String> Java对象转Map<String,String> importorg.springframework.beans.BeanUtils;importorg.springframework.util.ReflectionUtils;privatestaticMap<String, String>convertObjectToMap(Object obj){returnArrays.stream(BeanUtils.getPropertyDescriptors(obj.getClass()))...
使用Hutool Hutool有一个BeanUtil类可以直接将对象转换为`Map`。 代码语言:javascript 复制 User user=newUser();Map<String,Object>mapRepresentation=BeanUtil.beanToMap(user);System.out.println(mapRepresentation); 是不是觉得有Hutool方便多了?
02* 将Object对象转成Map<String,Object> String 对象属性名,Object 对象属性值 03* @param object 04* @author yangtao 05* @return 06*/ 07publicstaticMap<String,Object> getAllProperties(Object target) { 08Map<String, Object> map =newHashMap<>(); ...
import org.apache.commons.beanutils.BeanUtils; public static <T> Map<String, Object> objectToMap(T obj) { try { return BeanUtils.describe(obj); } catch (Exception e) { e.printStackTrace(); return null; } } 复制代码 需要注意的是,BeanUtils.describe方法会将实体对象的属性名作为Map的key,对应...