Enhance swagger-ui access. Fixes #1384

Author: bnasslahsen

springdoc-openapi-common/src/main/java/org/springdoc/ui/AbstractSwaggerWelcome.java

@@ -26,7 +26,6 @@
 import org.springdoc.core.SwaggerUiConfigParameters;
 import org.springdoc.core.SwaggerUiConfigProperties;
 
-import org.springframework.beans.factory.InitializingBean;
 import org.springframework.util.CollectionUtils;
 import org.springframework.web.util.UriComponentsBuilder;
 
@@ -41,7 +40,7 @@
  * The type Abstract swagger welcome.
  * @author bnasslashen
  */
-public abstract class AbstractSwaggerWelcome implements InitializingBean {
+public abstract class AbstractSwaggerWelcome {
 
 	/**
 	 * The Swagger ui configuration.
@@ -86,8 +85,7 @@ public AbstractSwaggerWelcome(SwaggerUiConfigProperties swaggerUiConfig, SpringD
 		this.swaggerUiConfigParameters = swaggerUiConfigParameters;
 	}
 
-	@Override
-	public void afterPropertiesSet() {
+	protected void init() {
 		springDocConfigProperties.getGroupConfigs().forEach(groupConfig -> swaggerUiConfigParameters.addGroup(groupConfig.getGroup()));
 		calculateUiRootPath();
 	}

springdoc-openapi-ui/src/main/java/org/springdoc/webmvc/ui/SwaggerWelcomeCommon.java

@@ -74,6 +74,7 @@ protected void calculateOauth2RedirectUrl(UriComponentsBuilder uriComponentsBuil
 	 * @param request the request
 	 */
 	void buildFromCurrentContextPath(HttpServletRequest request) {
+		super.init();
 		contextPath = request.getContextPath();
 		buildConfigUrl(ServletUriComponentsBuilder.fromCurrentContextPath());
 	}

springdoc-openapi-webflux-ui/src/main/java/org/springdoc/webflux/ui/SwaggerWelcomeCommon.java

@@ -96,6 +96,7 @@ protected Map<String, Object> getSwaggerUiConfig(ServerHttpRequest request) {
 	 * @return the string
 	 */
 	void buildFromCurrentContextPath(ServerHttpRequest request) {
+		super.init();
 		contextPath = request.getPath().contextPath().value();
 		String url = UriComponentsBuilder.fromHttpRequest(request).toUriString();
 		if (!AntPathMatcher.DEFAULT_PATH_SEPARATOR.equals(request.getPath().toString()))