[ISSUE #9358] Timediff should multiply 1000 when query message from tiered storage (#9359)

Author: bxfjb

tieredstore/src/main/java/org/apache/rocketmq/tieredstore/index/IndexStoreFile.java

@@ -285,7 +285,7 @@ protected CompletableFuture<List<IndexItem>> queryAsyncFromUnsealedFile(
                 buffer.position(this.getItemPosition(slotValue));
                 buffer.get(bytes);
                 IndexItem indexItem = new IndexItem(bytes);
-                long storeTimestamp = indexItem.getTimeDiff() + beginTimestamp.get();
+                long storeTimestamp = indexItem.getTimeDiff() * 1000L + beginTimestamp.get();
                 if (hashCode == indexItem.getHashCode() &&
                     beginTime <= storeTimestamp && storeTimestamp <= endTime) {
                     result.add(indexItem);
@@ -353,7 +353,7 @@ protected CompletableFuture<List<IndexItem>> queryAsyncFromSegmentFile(
                 for (int i = 0; i < size; i++) {
                     itemBuffer.get(bytes);
                     IndexItem indexItem = new IndexItem(bytes);
-                    long storeTimestamp = indexItem.getTimeDiff() + beginTimestamp.get();
+                    long storeTimestamp = indexItem.getTimeDiff() * 1000L + beginTimestamp.get();
                     if (hashCode == indexItem.getHashCode() &&
                         beginTime <= storeTimestamp && storeTimestamp <= endTime &&
                         result.size() < maxCount) {