Java JsonFormat类代码示例

import org.nutz.json.JsonFormat; //导入依赖的package包/类
/**
 * 根据一个对象获取实体
 * <p>
 * 对象如果是集合或者数组，则取其第一个元素进行判断
 * 
 * @param obj
 *            对象
 * @return 实体
 */
@SuppressWarnings("unchecked")
public Entity<?> getEntityBy(Object obj) {
    // 正常的构建一个 Entity
    Object first = Lang.first(obj);
    // 对象为空，不能构建实体
    if (first == null)
        return null;

    // 这是一个 Map,试图构建一个 entity
    if (first instanceof Map<?, ?>) {
        Object tableName = ((Map<String, ?>) first).get(".table");
        if (null == tableName)
            throw Lang.makeThrow(    "Can not insert map without key '.table' : \n%s",
                                    Json.toJson(first, JsonFormat.forLook()));
        return makeEntity(tableName.toString(), (Map<String, ?>) first);
    }
    // 作为 POJO 构建
    return getEntity(first.getClass());
}
 

import org.nutz.json.JsonFormat; //导入依赖的package包/类
public void push(final WxInMsg in) {
	ExecutorService es = this.es;
	if (es == null || es.isShutdown()) {
		log.info("WxHistoryService.queue is shutdown, ignore push");
		return;
	}
	es.submit(new Runnable() {
		public void run() {
			try {
				final WxMsgHistory history = new WxMsgHistory(in.getMsgId(),in.getFromUserName(), in.getMsgType(), 0, in.getCreateTime()*1000L);
				ExtDaos.ext(dao, in.getToUserName()).insert(history);
				resourceService.put(in.getToUserName(), history.getMsgkey(), Json.toJson(in, JsonFormat.compact()));
			} catch (Throwable e) {
				log.info("record in msg fail", e);
			}
		}
	});
}
 

import org.nutz.json.JsonFormat; //导入依赖的package包/类
@At({"/iot/device/?/sensor/?/datapoints", "/v1.1/device/?/sensor/?/datapoints"})
@POST
@AdaptBy(type=VoidAdaptor.class)
@Ok("void")
public void upload(String device_id, String sensor_id, InputStream in, @Attr(Zs.UID)long userId, HttpServletResponse resp) throws IOException {
	IotSensor sensor = dao.fetch(IotSensor.class, Cnd.where("deviceId", "=", device_id).and(Zs.UID, "=", userId).and("id", "=", sensor_id));
	if (sensor == null) {
		resp.setStatus(406);
		resp.getWriter().write(Iots.NOTFOUND);
		return;
	}
	if (sensor.getLastUpdateTime() != null && System.currentTimeMillis() - sensor.getLastUpdateTime().getTime() < Iots.Limit_Sensor_Update_Interval * 1000 ) {
		resp.setStatus(406);
		resp.getWriter().write(Iots.TOOFAST);
		return ; // too fast
	}
	SensorUploadResult re = iotSensorService.upload(sensor, in);
	if (re.err == null)
		return;
	resp.setStatus(406);
	Mvcs.write(resp, re, JsonFormat.compact());
}
 

import org.nutz.json.JsonFormat; //导入依赖的package包/类
public Object call(Object[] paras, Context ctx) {
    switch (paras.length) {
    case 1:
        return Json.toJson(paras[0], JsonFormat.compact());
    case 2:
        Object t = paras[1];
        if (t != null && t instanceof String) {
            if ("full".equals(t)) {
                return Json.toJson(paras[0], JsonFormat.full());
            }
            if ("nice".equals(t)) {
                return Json.toJson(paras[0], JsonFormat.nice());
            }
            if ("compact".equals(t)) {
                return Json.toJson(paras[0], JsonFormat.compact());
            }
            if ("forLook".equals(t)) {
                return Json.toJson(paras[0], JsonFormat.forLook());
            }
            if ("tidy".equals(t)) {
                return Json.toJson(paras[0], JsonFormat.tidy());
            }
        }
    }
    throw new BeetlException(BeetlException.FUNCTION_INVALID);
}
 

import org.nutz.json.JsonFormat; //导入依赖的package包/类
public void set(PreparedStatement stat, Object obj, int index) throws SQLException {
    if (null == obj) {
        stat.setNull(index, Types.NULL);
    } else {
        stat.setObject(index, Json.toJson(obj, JsonFormat.tidy()), Types.OTHER);
    }
}
 

import org.nutz.json.JsonFormat; //导入依赖的package包/类
@Override
public String cast(Object src, Class<?> toType, String... args)
        throws FailToCastObjectException {
    for (Method method : Mirror.me(src).getMethods()) {
        if ("toString".equals(method.getName())) {
            return src.toString();
        }
    }
    return Json.toJson(src, JsonFormat.tidy());
}
 

import org.nutz.json.JsonFormat; //导入依赖的package包/类
@Override
public String cast(Object src, Class<?> toType, String... args)
        throws FailToCastObjectException {
    if (null != src && CharSequence.class.isAssignableFrom(src.getClass().getComponentType())) {
        return Lang.concat(",", (CharSequence[]) src).toString();
    }
    return Json.toJson(src, JsonFormat.compact());
}
 

import org.nutz.json.JsonFormat; //导入依赖的package包/类
@Override
public boolean createMenu(Menu... menu) {
    String url = mergeCgiBinUrl(createMenuURL + getAccessToken());
    Map<String, Object> body = new HashMap<String, Object>();
    body.put("button", menu);
    String data = Json.toJson(body, JsonFormat.compact());
    APIResult ar = wechatServerResponse(url,
            HTTP_POST,
            data,
            "生成公众号[%s]的自定义菜单失败.");
    return ar.isSuccess();
}
 

import org.nutz.json.JsonFormat; //导入依赖的package包/类
@Override
public boolean batchMove2Group(Collection<String> openIds, int groupId) {
    String url = mergeCgiBinUrl(updateMembersGroupURL + getAccessToken());
    Map<String, Object> data = new HashMap<String, Object>();
    data.put("openid_list", Json.toJson(openIds));
    data.put("to_groupid", groupId);
    APIResult ar = wechatServerResponse(url,
            HTTP_GET,
            Json.toJson(data, JsonFormat.compact()),
            "批量移动公众号[%s]的%d个用户到新分组[%d]失败.",
            openIds.size(),
            groupId);
    return ar.isSuccess();
}
 

import org.nutz.json.JsonFormat; //导入依赖的package包/类
@Override
public QRTicket createQR(Object sceneId, int expireSeconds) {
    String url = mergeCgiBinUrl(createQRCodeURL + getAccessToken());
    NutMap data = new NutMap();
    NutMap scene;
    // 临时二维码
    if (expireSeconds > 0) {
        data.put("action_name", "QR_SCENE");
        data.put("expire_seconds", expireSeconds);

        scene = Lang.map("scene_id", Castors.me().castTo(sceneId, Integer.class));
    }
    // 永久二维码
    else if (sceneId instanceof Number) {
        data.put("action_name", "QR_LIMIT_SCENE");
        scene = Lang.map("scene_id", Castors.me().castTo(sceneId, Integer.class));
    }
    // 永久字符串二维码
    else {
        data.put("action_name", "QR_LIMIT_STR_SCENE");
        scene = Lang.map("scene_str", sceneId.toString());
    }
    data.put("action_info", Lang.map("scene", scene));
    APIResult ar = wechatServerResponse(url,
            HTTP_POST,
            Json.toJson(data, JsonFormat.compact()),
            "创建公众号[%s]的[%s]场景二维码失败.");
    return Json.fromJson(QRTicket.class, Json.toJson(ar.getContent()));
}
 

import org.nutz.json.JsonFormat; //导入依赖的package包/类
@Override
public List<Follower> getFollowers(Collection<Follower2> users) {
    String url = mergeCgiBinUrl(batchUserInfoURL + getAccessToken());
    String data = Json.toJson(Lang.map("user_list", users), JsonFormat.compact());
    APIResult ar = wechatServerResponse(url,
            HTTP_POST,
            data,
            "批量获取公众号[%s]的%d个用户信息失败.",
            users.size());
    return Json.fromJsonAsList(Follower.class, Json.toJson(ar.get("user_info_list")));
}
 

import org.nutz.json.JsonFormat; //导入依赖的package包/类
@Test
public void testGetMenu() {
    log.info("====== MenuAPI#getMenu ======");

    String mockup_menus = "{\"menu\":{\"button\":"+Json.toJson(customerMenus,JsonFormat.compact())+"}}";
    MockUpHttpGet(mockup_menus);

    List<Menu> menus = wechatAPI.getMenu();
    assertNotNull(menus);
    assertEquals(menus.size(), 3);
}
 

import org.nutz.json.JsonFormat; //导入依赖的package包/类
public void end(Object ctx) {
	try {
		if (Mvcs.getReq().getRequestURI().endsWith(".json")) {
			Mvcs.write((HttpServletResponse)ctx, list, JsonFormat.compact());
		} else {
			Writer writer = ((HttpServletResponse)ctx).getWriter();
			for (NutMap map : list) {
				writer.write(String.format("%s,%s\n", map.get("ok"), map.get("msg")));
			}
		}
	} catch (IOException e) {
		e.printStackTrace();//不常见
	}
}
 

import org.nutz.json.JsonFormat; //导入依赖的package包/类
@Override
public void save(String token, int time, long lastCacheTimeMillis) {
    at = new WxAccessToken();
    at.setToken(token);
    at.setExpires(time);
    at.setLastCacheTimeMillis(lastCacheTimeMillis);
    log.debugf("new wx access token generated : \n %s", Json.toJson(at, JsonFormat.nice()));
}
 

import org.nutz.json.JsonFormat; //导入依赖的package包/类
@Override
public WxAccessToken get() {
    Jedis jedis = null;
    try {
        jedis = jedisPool.getResource();
        if (tokenKey == null) {
            throw new RuntimeException("Redis token key should not be null!");
        }
        Map<String, String> hash = jedis.hgetAll(tokenKey);
        if (Lang.isEmpty(hash)) {
            log.warnf("could not find a valid token in redis with key [%s]", tokenKey);
            return null;
        }
        WxAccessToken at = new WxAccessToken();// 从redis中拿出3个值组装成WxAccessToken返回
        at.setToken(hash.get("token"));
        at.setLastCacheTimeMillis(Long.valueOf(hash.get("lastCacheMillis")));
        at.setExpires(Integer.valueOf(hash.get("expires")));
        log.debugf("wx access_token fetched from redis with the key [%s] : \n %s",
                   tokenKey,
                   Json.toJson(at, JsonFormat.nice()));
        return at;
    }
    catch (Exception e) {
        e.printStackTrace();
    }
    finally {
        // jedisPool.returnResource(jedis); //这是老版本归还连接的方法 已经deprecated
        jedis.close();// 2.9.0的方法直接close
    }
    return null;
}