我试图恢复亚马逊rds数据库..我收到错误消息,如:
ERROR: must be owner of extension plpgsql CREATE EXTENSION
ERROR: must be owner of extension dblink CREATE EXTENSION
ERROR: must be owner of extension pgcrypto
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知道如何解决这个问题吗?
我正在使用Amazon Cognito用户池进行登录。访问Web应用程序时,我将重定向到
https://<domain>.auth.<region>.amazoncognito.com/login?response_type=code&client_id=<client id>&redirect_uri=<callback> .
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使用池中的用户名/密码登录后,将使用代码作为查询参数将我重定向到回调URL。我可以用它来获取令牌。如何将其集成到邮递员中,以便可以将令牌用于即将到来的请求
在我的请求中,我有一个参数名称"accessToken",如何从ProceedingJoinPoint获取请求参数值?
public Object handleAccessToken(ProceedingJoinPoint joinPoint) throws Throwable {
final Signature signature = joinPoint.getStaticPart().getSignature();
if (signature instanceof MethodSignature) {
final MethodSignature ms = (MethodSignature) signature;
String[] params = ms.getParameterNames();
for (String param : params) {
System.out.println(param);
// here how do i get parameter value using param ?
}
}
}
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通话方式:
public MyResponse saveUser(
@RequestParam("accessToken") String accessToken,
@RequestBody final UserDto userDto
) {
// code
}
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我想在AOP中获取此访问令牌.
提前致谢.
如何在移动应用程序上发生事件时将消息发送到Web应用程序.两者都使用相同的后端服务器.我正在使用WebSocket,我能够触发消息.这是正确的方法吗?这是我的代码.
webscoket处理程序
public class MyHandler extends TextWebSocketHandler {
@Autowired
private CommonUtil util;
@Override
public void handleTextMessage(WebSocketSession session, TextMessage message) throws IOException, InterruptedException {
while(true){
Iterator<String> it1 = util.membership_attendance_list.keySet().iterator();
while (it1.hasNext()) {
String key = it1.next();
String membershipId = util.membership_attendance_list.get(key);
session.sendMessage(new TextMessage(membershipId));
util.membership_attendance_list.remove(membershipId);
}
}
}
}
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应用程序将与此API通信
public class AttendanceController{
@Autowired
private CommonUtil util;
@RequestMapping(value = "/attendance", method = RequestMethod.POST, headers = "Accept=application/json")
public Response saveAttendance(@Valid @RequestBody final AttendanceDto dto)){
final Response response = new Response();
// implimentation logic goes …Run Code Online (Sandbox Code Playgroud) amazon-rds ×1
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