Java 将JavaBean转化成Map

最新推荐文章于 2024-07-31 04:31:57 发布

Third_Week

最新推荐文章于 2024-07-31 04:31:57 发布

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    /**
     * 
     * @Description:    将bean转换成map
     * @Author:         vdi100
     * @CreateDate:     2019/4/23 14:28
     * @Version:        1.0
     * @param： condition
     * @return：Map<String, Object>
     */
    public static Map<String, Object> convertBeanToMap(Object condition) {
        if (condition == null) {
            return null;
        }
        if (condition instanceof Map) {
            return (Map<String, Object>) condition;
        }
        Map<String, Object> objectAsMap = new HashMap<String, Object>();
        BeanInfo info = null;
        try {
            info = Introspector.getBeanInfo(condition.getClass());
        } catch (IntrospectionException e) {
            //e.printStackTrace();
            LOGGER.error(e.getMessage());
        }

        for (PropertyDescriptor pd : info.getPropertyDescriptors()) {
            Method reader = pd.getReadMethod();
            if (reader != null && !"class".equals(pd.getName())) {
                try {
                    objectAsMap.put(pd.getName(), reader.invoke(condition));
                } catch (Exception e) {
                    LOGGER.error(e.getMessage());
                }
            }
        }
        return objectAsMap;
    }