X-Git-Url: http://juplo.de/gitweb/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fde%2Fjuplo%2Fkafka%2FDriverController.java;h=1525f5af73c346e2232a28e687ce79f81250a2b6;hb=92882a04df8b54ae6ac000c14a9793f7411318f9;hp=a5048429a547eb1a58b8ea9cfc29e98de4f213f9;hpb=10ce2447023fbf9ceb9e431a97a38dd8b5f488fa;p=demos%2Fkafka%2Ftraining

diff --git a/src/main/java/de/juplo/kafka/DriverController.java b/src/main/java/de/juplo/kafka/DriverController.java
index a504842..1525f5a 100644
--- a/src/main/java/de/juplo/kafka/DriverController.java
+++ b/src/main/java/de/juplo/kafka/DriverController.java
@@ -1,8 +1,11 @@
 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.Map;
@@ -28,10 +31,16 @@ public class DriverController
     consumer.stop();
   }
 
-
   @GetMapping("seen")
   public Map<Integer, Map<String, Integer>> seen()
   {
     return consumer.getSeen();
   }
+
+  @ExceptionHandler
+  @ResponseStatus(HttpStatus.BAD_REQUEST)
+  public ErrorResponse illegalStateException(IllegalStateException e)
+  {
+    return new ErrorResponse(e.getMessage(), HttpStatus.BAD_REQUEST.value());
+  }
 }