keeping swagger config in separate package

src/main/java/uk/ac/ebi/eva/submission/SubmissionApplication.java

@@ -1,11 +1,8 @@
 package uk.ac.ebi.eva.submission;
 
-import io.swagger.v3.oas.models.OpenAPI;
-import io.swagger.v3.oas.models.info.Info;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.boot.web.servlet.support.SpringBootServletInitializer;
-import org.springframework.context.annotation.Bean;
 import org.springframework.scheduling.annotation.EnableScheduling;
 
 @SpringBootApplication
@@ -15,10 +12,4 @@ public class SubmissionApplication extends SpringBootServletInitializer {
     public static void main(String[] args) {
         SpringApplication.run(SubmissionApplication.class, args);
     }
-
-    @Bean
-    public OpenAPI contentApi() {
-        return new OpenAPI().info(new Info().title("EVA Submission Webservices").version("1.0"));
-    }
-
 }

src/main/java/uk/ac/ebi/eva/submission/controller/swagger/SwaggerConfig.java

@@ -0,0 +1,34 @@
+package uk.ac.ebi.eva.submission.controller.swagger;
+
+
+import io.swagger.v3.oas.models.OpenAPI;
+import io.swagger.v3.oas.models.info.Contact;
+import io.swagger.v3.oas.models.info.Info;
+import io.swagger.v3.oas.models.info.License;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+
+@Configuration
+public class SwaggerConfig extends WebMvcConfigurerAdapter {
+
+    @Autowired
+    private SwaggerInterceptAdapter interceptAdapter;
+
+    @Bean
+    public OpenAPI seqColOpenAPI() {
+        return new OpenAPI()
+                .info(new Info().title("EVA Submission Webservices")
+                              .description("A Service that allows users to submit to the EVA")
+                              .version("v1.0")
+                              .license(new License().name("Apache-2.0").url("https://raw.githubusercontent.com/EBIvariation/eva-submission-ws/main/LICENSE"))
+                              .contact(new Contact().name("GitHub Repository").url("https://github.com/EBIvariation/eva-submission-ws").email(null)));
+    }
+
+    @Override
+    public void addInterceptors(InterceptorRegistry registry) {
+        registry.addInterceptor(interceptAdapter);
+    }
+}

src/main/java/uk/ac/ebi/eva/submission/controller/swagger/SwaggerInterceptAdapter.java

@@ -0,0 +1,31 @@
+package uk.ac.ebi.eva.submission.controller.swagger;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Component;
+import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+@Component
+public class SwaggerInterceptAdapter extends HandlerInterceptorAdapter {
+
+    @Value("${server.servlet.context-path:/}")
+    private String contextPath;
+
+    @Override
+    /**
+     * Redirecting to the swagger home page*/
+    public boolean preHandle(HttpServletRequest request, HttpServletResponse response,
+                             Object handler) throws Exception {
+        String req = request.getRequestURI();
+
+        if (req.equals(contextPath) || req.equals(contextPath + "/") ||
+                req.equals(contextPath + "/v1") || req.equals(contextPath + "/v1/")) {
+            response.sendRedirect(contextPath + "/swagger-ui/index.html");
+            return false;
+        }
+
+        return super.preHandle(request, response, handler);
+    }
+}