#6 Adding get value functionality

src/main/java/com/josdem/catcher/controller/StatusController.java

@@ -2,21 +2,34 @@
 
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 import reactor.core.publisher.Mono;
 
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
 @Slf4j
 @RestController
 @RequiredArgsConstructor
 @RequestMapping("/catcher")
 public class StatusController {
 
-  @PostMapping("/{key}/{value}")
-  public Mono<Void> storeStatus(@PathVariable String key, @PathVariable String value) {
-    log.info("Storing status with key: {} and value: {}", key, value);
-    return Mono.empty();
-  }
+    private final Map<String, String> memory = new ConcurrentHashMap<>();
+
+    @PostMapping("/{key}/{value}")
+    public Mono<Void> storeStatus(@PathVariable String key, @PathVariable String value) {
+        log.info("Storing status with key: {} and value: {}", key, value);
+        memory.putIfAbsent(key, value);
+        return Mono.empty();
+    }
+
+    @GetMapping("/{key}")
+    public Mono<String> getStatus(@PathVariable String key) {
+        log.info("Getting status from key: {}", key);
+        return Mono.just(memory.get(key));
+    }
 }