Reorganize dashboard into subfolders

[portal/ric-dashboard.git] / dashboard / webapp-backend / src / main / java / org / oransc / ric / portal / dashboard / controller / Html5PathsController.java

diff --git a/dashboard/webapp-backend/src/main/java/org/oransc/ric/portal/dashboard/controller/Html5PathsController.java b/dashboard/webapp-backend/src/main/java/org/oransc/ric/portal/dashboard/controller/Html5PathsController.java
new file mode 100644 (file)
index 0000000..ed2e905
--- /dev/null
+++ b/dashboard/webapp-backend/src/main/java/org/oransc/ric/portal/dashboard/controller/Html5PathsController.java
@@ -0,0 +1,67 @@
+/*-
+ * ========================LICENSE_START=================================
+ * O-RAN-SC
+ * %%
+ * Copyright (C) 2019 AT&T Intellectual Property
+ * %%
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ========================LICENSE_END===================================
+ */
+package org.oransc.ric.portal.dashboard.controller;
+
+import java.io.IOException;
+import java.lang.invoke.MethodHandles;
+import java.net.URL;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+
+/**
+ * Listens for requests to known Angular routes.
+ */
+@Controller
+public class Html5PathsController {
+
+       private static final Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
+
+       /**
+        * Forwards the browser to the index (main) page upon request of a known route.
+        * This unfortunately requires duplication of the Angular route strings in the
+        * path mappings on this method. Could switch to a regex pattern instead someday
+        * if the routes change too often.
+        * 
+        * https://stackoverflow.com/questions/44692781/configure-spring-boot-to-redirect-404-to-a-single-page-app
+        * 
+        * @param request
+        *                     HttpServletRequest
+        * @param response
+        *                     HttpServletResponse
+        * @throws IOException
+        *                         On error
+        */
+       @RequestMapping(method = { RequestMethod.OPTIONS, RequestMethod.GET }, //
+                       path = { "/catalog", "/control", "/stats", "/user" })
+       public void forwardAngularRoutes(HttpServletRequest request, HttpServletResponse response) throws IOException {
+               URL url = new URL(request.getScheme(), request.getServerName(), request.getServerPort(), "/index.html");
+               if (logger.isDebugEnabled())
+                       logger.debug("forwardAngularRoutes: {} redirected to {}", request.getRequestURI(), url);
+               response.sendRedirect(url.toString());
+       }
+
+}