Merge changes Idbdec7b3,I643dadac,I2f54e1d5,I2ead5203

* changes:
  Provide initial a1-pe-sim docs
  Initial code check-in for A1 Policy Enforcement Simulator
  Add basic .gitignore
  Add linters setup

1 files changed, 50 insertions, 0 deletions

diff --git a/src/main/java/org/onap/a1pesimulator/controller/RanController.java b/src/main/java/org/onap/a1pesimulator/controller/RanController.java
new file mode 100644
index 0000000..03ea4b8
--- /dev/null
+++ b/src/main/java/org/onap/a1pesimulator/controller/RanController.java
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2021 Samsung Electronics
+ * 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
+ */
+
+package org.onap.a1pesimulator.controller;
+
+import org.onap.a1pesimulator.data.Topology;
+import org.onap.a1pesimulator.service.cell.RanCellService;
+import org.onap.a1pesimulator.util.ItemsRefresher;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequestMapping({"${restapi.version}/ran"})
+public class RanController {
+
+    private static final Logger log = LoggerFactory.getLogger(RanController.class);
+    private final RanCellService ranCellService;
+    private final ItemsRefresher refresher;
+
+    public RanController(RanCellService ranCellService, final ItemsRefresher refresher) {
+        this.ranCellService = ranCellService;
+        this.refresher = refresher;
+    }
+
+    @GetMapping
+    public ResponseEntity<Topology> getRan() {
+        return ResponseEntity.ok(ranCellService.getTopology());
+    }
+
+    @GetMapping(value = "/refresh")
+    public ResponseEntity<Void> refreshRan() {
+        refresher.refresh();
+        log.info("Refreshed the items on request");
+        return ResponseEntity.ok().build();
+    }
+}