利用反射获取实体属性名称与值

/**
 * Aaron Tan
 * 2018-07-11
 */
public class BasicData {
    /**
     * 反射生成对应MAP
     * @return
     */
    public Map<String,Object> genParamMap(){
        Map<String, Object> paramMap = new HashMap<>();
        Field[] fields = this.getClass().getDeclaredFields();
        // 循环遍历字段，获取字段对应的属性值
        for ( Field field : fields ) {
            // 如果不为空，设置可见性，然后返回
            field.setAccessible(true);
            try {
                paramMap.put(field.getName(),field.get(this));
            } catch (IllegalAccessException e) {
                e.printStackTrace();
            }
        }
        return paramMap;
    }
}

/**
 * Created by Aaron Tan on 2018/7/11.
 * 默认模板实体
 */
public class DefaultData extends BasicData {
       private String name;
}

public static void main(String[] args) {
        DefaultData defaultData = new DefaultData("小喵喵");
        Map<String, Object> param = defaultData.genParamMap();
        Iterator<Map.Entry<String, Object>> it = param.entrySet().iterator();
        while (it.hasNext()) {
            Map.Entry<String, Object> entry = it.next();
            System.out.println(entry.getKey() + ":" + entry.getValue());

        }

name:喵喵