public String toPray() { String url = "http://dev.ydcycloud.net/xingongyi/userAction!toPray.action?userId=" + model.getUserId() + "&projectId=" + projectId; if (model.getUserId() == null || request.getSession().getAttribute("user") == null) { return "wechatGrant"; } boolean state = userService.checkPray(model.getUserId(), projectId); String accessToken = getAccessToken(); setSignatureToSession(url, "toPray", accessToken); request.setAttribute("projectId", projectId); request.setAttribute("state", state); return "toPray" + projectId; }