I'm developing APIs for an exam project, but I wanted their responses to be consistently using a wrapping class on all of them (Telegram Bot API style for those who know them). So, for example, having these two classes: public…
I am working on an application in spring boot in which photos will be uploaded to the server and then read from the server using the url. The application is on the docker and tomcat server. From what I have…
I have an interesting problem, maybe you could help me out. There are given two spring applications, called app1 and app2. There is plenty of REST calls are happening to both of the services. I need to implement a security…
We are developing an application that uses the Redis server as a cache server. So what We do are when a client request API it first go to Redis to get data if there is no data it returns null…
I have Dockerfile: FROM postgres ENV POSTGRES_USER root ENV POSTGRES_PASSWORD root ENV POSTGRES_DB world COPY world.sql /docker-entrypoint-initdb.d/ I run docker build -t postgres, then I create container but it doesn't create database in PG. Does anyone have any idea? world.sql…
I've got the simple WebSocket example from https://spring.io/guides/gs/messaging-stomp-websocket/ package com.example.chatservice.message; import org.springframework.context.annotation.Configuration; import org.springframework.messaging.simp.config.MessageBrokerRegistry; import org.springframework.web.socket.config.annotation.EnableWebSocketMessageBroker; import org.springframework.web.socket.config.annotation.StompEndpointRegistry; import org.springframework.web.socket.config.annotation.WebSocketMessageBrokerConfigurer; @Configuration @EnableWebSocketMessageBroker public class WebSocketConfig implements WebSocketMessageBrokerConfigurer { @Override public void configureMessageBroker(MessageBrokerRegistry config) { config.enableSimpleBroker("/topic"); config.setApplicationDestinationPrefixes("/app"); } @Override public void…
In my SpringBoot application I have 2 controllers. I am trying to render JSP page but unable to do so. I have <app-root> in JSP page which points to Angular application. On hitting http://localhost:8081//api/project1/mission/home I get below error. Whitelabel Error…
I'm writing unit test for my CacheService class: public class CacheService { private final HashOperations<String, String, String> redisHashOps; private final ValueOperations<String, String> valueOps; private final SetOperations<String, String> setOps; public CacheService(StringRedisTemplate redisTemplate) { this.redisHashOps = redisTemplate.opsForHash(); this.valueOps = redisTemplate.opsForValue(); this.setOps =…
I am new to spring and trying to use Spring Initilizr for my project. I am using the code that was generated by this tool after adding dependencies for 'Spring Web' and 'Spring Data Redis'. When I open the generated…
I have a method that saves cache. @GetMapping("/orders") @Cacheable(value = "List<Order>", key = "{#customerName+'s orders', #page, #size}") public List<Order> findOrders(@RequestParam("customerName") String customerName, @RequestParam(name = "page") int page, @RequestParam(name = "size") int size) { ... And I want to remove this…