Springify: Kernfunktion von EndlessConsumer über Spring-Kafka

[demos/kafka/training] / src / main / java / de / juplo / kafka / DriverController.java

diff --git a/src/main/java/de/juplo/kafka/DriverController.java b/src/main/java/de/juplo/kafka/DriverController.java
index a504842..8ca3e2a 100644 (file)
--- a/src/main/java/de/juplo/kafka/DriverController.java
+++ b/src/main/java/de/juplo/kafka/DriverController.java
@@ -1,10 +1,14 @@
 package de.juplo.kafka;
 
 import lombok.RequiredArgsConstructor;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ExceptionHandler;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.ResponseStatus;
 import org.springframework.web.bind.annotation.RestController;
 
+import java.util.HashMap;
 import java.util.Map;
 import java.util.concurrent.ExecutionException;
 
@@ -13,25 +17,26 @@ import java.util.concurrent.ExecutionException;
 @RequiredArgsConstructor
 public class DriverController
 {
-  private final EndlessConsumer consumer;
-
-
   @PostMapping("start")
   public void start()
   {
-    consumer.start();
   }
 
   @PostMapping("stop")
   public void stop() throws ExecutionException, InterruptedException
   {
-    consumer.stop();
   }
 
-
   @GetMapping("seen")
-  public Map<Integer, Map<String, Integer>> seen()
+  public Map<Integer, Map<String, Long>> seen()
+  {
+    return new HashMap<>();
+  }
+
+  @ExceptionHandler
+  @ResponseStatus(HttpStatus.BAD_REQUEST)
+  public ErrorResponse illegalStateException(IllegalStateException e)
   {
-    return consumer.getSeen();
+    return new ErrorResponse(e.getMessage(), HttpStatus.BAD_REQUEST.value());
   }
 }