Java Code Examples for com.jfinal.kit.HttpKit#get()

/**
 * 强制更新 access token 值
 */
public static synchronized void refreshAccessToken() {
	ApiConfig ac = ApiConfigKit.getApiConfig();
	AccessToken result = null;
	for (int i=0; i<3; i++) {	// 最多三次请求
		String appId = ac.getAppId();
		String appSecret = ac.getAppSecret();
		Map<String, String> queryParas = ParaMap.create("appid", appId).put("secret", appSecret).getData();
		String json = HttpKit.get(url, queryParas);
		result = new AccessToken(json);
		
		if (result.isAvailable())
			break;
	}
	
	// 三次请求如果仍然返回了不可用的 access token 仍然 put 进去，便于上层通过 AccessToken 中的属性判断底层的情况
	accessTokenCache.set(ac.getAppId(), result);
}
 

/**
 * 
 * http GET请求获得jsapi_ticket（有效期7200秒，开发者必须在自己的服务全局缓存jsapi_ticket）
 * 
 * @param jsApiType
 * @return JsTicket
 */
public static JsTicket getTicket(JsApiType jsApiType) {
	String access_token = AccessTokenApi.getAccessTokenStr();
	String appId = ApiConfigKit.getApiConfig().getAppId();
	String key = appId + ':' + jsApiType.name();
	
	JsTicket jsTicket = accessTokenCache.get(key);
	if (null == jsTicket || !jsTicket.isAvailable()) {
		ParaMap pm = ParaMap.create("access_token", access_token).put("type", jsApiType.name());
		jsTicket = new JsTicket(HttpKit.get(apiUrl, pm.getData()));
		accessTokenCache.set(key, jsTicket);
	}
	return jsTicket;
}
 

/**
 * 获取素材总数
 * @return ApiResult 返回信息
 */
public static ApiResult getMaterialCount() {
	String url = get_materialcount_url + AccessTokenApi.getAccessTokenStr();
	System.out.println(url);
	String jsonResult = HttpKit.get(url);
	return new ApiResult(jsonResult);
}
 

/**
 * 查询所有分组
 * @return ApiResult
 */
public static ApiResult get() {
	String url = getUrl + AccessTokenApi.getAccessTokenStr();
	
	String jsonResult = HttpKit.get(url);
	return new ApiResult(jsonResult);
}
 

/**
 * 获取用户列表
 * @param nextOpenid 第一个拉取的OPENID，不填默认从头开始拉取
 * @return ApiResult
 */
public static ApiResult getFollowers(String nextOpenid) {
	ParaMap pm = ParaMap.create("access_token", AccessTokenApi.getAccessTokenStr());
	if (nextOpenid != null)
		pm.put("next_openid", nextOpenid);
	return new ApiResult(HttpKit.get(getFollowers, pm.getData()));
}
 

/**
 * 通过code获取access_token
 *
 * @param code   第一步获取的code参数
 * @param appId  应用唯一标识
 * @param secret 应用密钥AppSecret
 * @return SnsAccessToken
 */
public static SnsAccessToken getSnsAccessToken(String appId, String secret, String code)
{
    SnsAccessToken result = null;
    for (int i = 0; i < 3; i++)
    {    // 最多三次请求
        Map<String, String> queryParas = ParaMap.create("appid", appId).put("secret", secret).put("code", code).getData();
        String json = HttpKit.get(url, queryParas);
        result = new SnsAccessToken(json);

        if (result.isAvailable())
            break;
    }
    return result;
}
 

private static ApiResult getUserInfo(String openId, String accessToken) {
    ParaMap pm = ParaMap.create("access_token", accessToken).put("openid", openId).put("lang", "zh_CN");
    return new ApiResult(HttpKit.get("https://api.weixin.qq.com/sns/userinfo", pm.getData()));
}
 

/**
 * 获取微信服务器IP地址
 */
public static ApiResult getCallbackIp() {
	String jsonResult = HttpKit.get(apiUrl + AccessTokenApi.getAccessTokenStr());
	return new ApiResult(jsonResult);
}
 

/**
 * 查询菜单
 */
public static ApiResult getMenu() {
	String jsonResult = HttpKit.get(getMenu + AccessTokenApi.getAccessTokenStr());
	return new ApiResult(jsonResult);
}
 

/**
 * 获取用户个人信
 * @param accessToken 调用凭证access_token
 * @param openId 普通用户的标识，对当前开发者帐号唯一
 * @return ApiResult
 */
public static ApiResult getUserInfo(String accessToken, String openId)
{
    ParaMap pm = ParaMap.create("access_token", accessToken).put("openid", openId).put("lang", "zh_CN");
    return new ApiResult(HttpKit.get(getUserInfo, pm.getData()));
}
 

/**
 * 获取用户基本信息（包括UnionID机制）
 * @param openId 普通用户的标识，对当前公众号唯一
 * @return ApiResult
 */
public static ApiResult getUserInfo(String openId) {
	ParaMap pm = ParaMap.create("access_token", AccessTokenApi.getAccessTokenStr()).put("openid", openId).put("lang", "zh_CN");
	return new ApiResult(HttpKit.get(getUserInfo, pm.getData()));
}