[ISSUE #1912]Polish the committed offset logic for the lite pull consumer.

[ISSUE #1912]Polish the committed offset logic for the lite pull consumer.

client/src/main/java/org/apache/rocketmq/client/consumer/DefaultLitePullConsumer.java

@@ -279,7 +279,7 @@ public class DefaultLitePullConsumer extends ClientConfig implements LitePullCon
 
     @Override
     public Long committed(MessageQueue messageQueue) throws MQClientException {
-        return this.defaultLitePullConsumerImpl.committed(messageQueue);
+        return this.defaultLitePullConsumerImpl.committed(queueWithNamespace(messageQueue));
     }
 
     @Override
@@ -289,12 +289,12 @@ public class DefaultLitePullConsumer extends ClientConfig implements LitePullCon
 
     @Override
     public void seekToBegin(MessageQueue messageQueue) throws MQClientException {
-        this.defaultLitePullConsumerImpl.seekToBegin(messageQueue);
+        this.defaultLitePullConsumerImpl.seekToBegin(queueWithNamespace(messageQueue));
     }
 
     @Override
     public void seekToEnd(MessageQueue messageQueue) throws MQClientException {
-        this.defaultLitePullConsumerImpl.seekToEnd(messageQueue);
+        this.defaultLitePullConsumerImpl.seekToEnd(queueWithNamespace(messageQueue));
     }
 
     @Override

client/src/main/java/org/apache/rocketmq/client/impl/consumer/DefaultLitePullConsumerImpl.java

@@ -631,7 +631,7 @@ public class DefaultLitePullConsumerImpl implements MQConsumerInner {
 
     public long committed(MessageQueue messageQueue) throws MQClientException {
         checkServiceState();
-        long offset = this.offsetStore.readOffset(messageQueue, ReadOffsetType.READ_FROM_STORE);
+        long offset = this.offsetStore.readOffset(messageQueue, ReadOffsetType.MEMORY_FIRST_THEN_STORE);
         if (offset == -2)
             throw new MQClientException("Fetch consume offset from broker exception", null);
         return offset;