fixed issue #5036 , connected mistake

client/src/main/java/com/alibaba/otter/canal/client/rocketmq/RocketMQCanalConnector.java

@@ -6,7 +6,6 @@ import java.util.concurrent.BlockingQueue;
 import java.util.concurrent.LinkedBlockingQueue;
 import java.util.concurrent.TimeUnit;
 
-import com.alibaba.otter.canal.client.ConsumerBatchMessage;
 import org.apache.commons.lang.StringUtils;
 import org.apache.rocketmq.acl.common.AclClientRPCHook;
 import org.apache.rocketmq.acl.common.SessionCredentials;
@@ -25,6 +24,7 @@ import org.slf4j.LoggerFactory;
 import com.alibaba.fastjson2.JSON;
 import com.alibaba.otter.canal.client.CanalMQConnector;
 import com.alibaba.otter.canal.client.CanalMessageDeserializer;
+import com.alibaba.otter.canal.client.ConsumerBatchMessage;
 import com.alibaba.otter.canal.client.impl.SimpleCanalConnector;
 import com.alibaba.otter.canal.protocol.FlatMessage;
 import com.alibaba.otter.canal.protocol.Message;
@@ -155,11 +155,10 @@ public class RocketMQCanalConnector implements CanalMQConnector {
                 }
             });
             rocketMQConsumer.start();
+            connected = true;
         } catch (MQClientException ex) {
-            connected = false;
-            logger.error("Start RocketMQ consumer error", ex);
+            throw new RuntimeException("Start RocketMQ consumer error", ex);
         }
-        connected = true;
     }
 
     private boolean process(List<MessageExt> messageExts) {